CN218765038U - Multifunctional center distance measuring tool - Google Patents

Abstract

The utility model discloses a multi-functional centre-to-centre spacing measuring tool can solve prior art well slide caliper rule and can not convenient and fast ground carry out two hole site centre-to-centre spacing or two post position centre-to-centre spacing or hole-post centre-to-centre spacing measuring problem. The multifunctional center distance measuring tool comprises a vernier caliper body, an outer cone centering piece and an inner cone centering piece, wherein the outer cone centering piece and the inner cone centering piece are equally divided into various specifications, and the axis of a conical convex part of the outer cone centering piece is perpendicular to a main ruler; the axis of the conical concave part of the inner cone centering piece is vertical to the auxiliary ruler; any two outer cone centering members, or two inner cone centering members, or an outer cone centering member and an inner cone centering member may be detachably mounted on the first outer measuring jaw and the second outer measuring jaw, respectively. The multifunctional center distance measuring tool can quickly measure the center distance between two hole positions, the center distance between two column positions and the center distance between the hole positions and the column positions.

Description

Multifunctional center distance measuring tool

Technical Field

The utility model relates to an intelligence house technical field especially relates to a can quick measurement get two hole position centre-to-centre spacing or two post position centre-to-centre spacing or hole-post centre-to-centre spacing's multi-functional centre-to-centre spacing measuring tool.

Background

In the injection molding industry, along with the continuous diversification of injection molding product types, the product complexity is increased, the product quality requirement is higher and higher, and the requirement on the measurement accuracy of the product is higher and higher.

The conventional dimension measuring tool is generally a caliper, but the caliper cannot conveniently and quickly measure the dimension of the center distance between two hole positions, the center distance between two columns or the hole-column center distance. The hole center distance and the column center distance are usually realized by using a three-dimensional or projector, and the problems of high detection cost and complex detection process exist.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multi-functional centre-to-centre spacing measuring tool can solve prior art well slide caliper rule can not convenient and fast ground carry out two hole position centre-to-centre spacing or two post position centre-to-centre spacing or hole-post centre-to-centre spacing measuring problem.

In some embodiments of the present application, there is provided a multifunctional center-to-center distance gauge comprising:

the main body of the vernier caliper is provided with a first outer measuring claw on the main ruler, and a second outer measuring claw on the auxiliary ruler;

the outer cone centering pieces are multiple in number and are divided into multiple specifications, the outer cone centering pieces of the same specification are identical in structure and size, the outer cone centering pieces of different specifications are only different in size, each outer cone centering piece is provided with a conical convex part, and the axis of each conical convex part is perpendicular to the main scale;

the inner cone centering members of the same specification are identical in structure and size, the inner cone centering members of different specifications are only different in size, each inner cone centering member is provided with a conical concave part, and the axis of each conical concave part is perpendicular to the auxiliary ruler;

any two of the outer cone centering members, or two of the inner cone centering members, or one of the outer cone centering members and one of the inner cone centering members may be detachably mounted on the first outer measuring jaw and the second outer measuring jaw, respectively.

The multifunctional center distance measuring tool comprises an outer cone centering piece, an inner cone centering piece, a first outer measuring claw, a second outer measuring claw, a vernier caliper body, a first inner cone centering piece, a second outer measuring claw and a third outer cone centering piece, wherein the outer cone centering piece and the inner cone centering piece are matched with the vernier caliper body for use; the center distance between two column positions can be quickly measured by selecting any two inner cone centering parts which are respectively detachably arranged on the first outer measuring claw and the second outer measuring claw, and the inner cone centering parts have various specifications, so that the center distance between two column positions at the same height can be measured, and the center distances between two column positions at different heights can also be measured; any one of the outer cone centering parts and any one of the inner cone centering parts are detachably mounted on the first outer measuring claw and the second outer measuring claw respectively, so that the center distance between the hole position and the column position can be rapidly measured.

In some embodiments of the present application, when two of the outer cone centering members are respectively mounted on the first outer measuring jaw and the second outer measuring jaw, an axis of the conical convex portion of one of the outer cone centering members passes through a zero point of the main scale, and an axis of the conical convex portion of the other outer cone centering member passes through a zero point of the secondary scale;

when the two inner cone centering members are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical concave part of one inner cone centering member passes through the zero point of the main ruler, and the axis of the conical concave part of the other inner cone centering member passes through the zero point of the auxiliary ruler;

when the outer cone centering member and the inner cone centering member are respectively installed on the first outer measuring jaw and the second outer measuring jaw, the axis of the conical convex part of the outer cone centering member passes through the zero point of the main scale, the axis of the conical concave part of the inner cone centering member passes through the zero point of the auxiliary scale, or the axis of the conical concave part of the inner cone centering member passes through the zero point of the main scale, and the axis of the conical convex part of the outer cone centering member passes through the zero point of the auxiliary scale.

In some embodiments of the present application, when two outer cone centering members are respectively mounted on the first outer measuring jaw and the second outer measuring jaw, an axis of the conical convex portion of one of the outer cone centering members coincides with an inside edge of the first outer measuring jaw, and an axis of the conical convex portion of the other outer cone centering member coincides with an inside edge of the second outer measuring jaw;

when the two inner cone centering members are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical concave part of one inner cone centering member is coincided with the inner side edge of the first outer measuring claw, and the axis of the conical concave part of the other inner cone centering member is coincided with the inner side edge of the second outer measuring claw;

when the outer cone centering piece and the inner cone centering piece are respectively installed on the first outer measuring claw and the second outer measuring claw, the axis of the conical convex part of the outer cone centering piece is overlapped with the inner side edge of the first outer measuring claw, the axis of the conical concave part of the inner cone centering piece is overlapped with the inner side edge of the second outer measuring claw, or the axis of the conical concave part of the inner cone centering piece is overlapped with the inner side edge of the first outer measuring claw, and the axis of the conical convex part of the outer cone centering piece is overlapped with the inner side edge of the second outer measuring claw.

In some embodiments of the present application, the outer cone centering element further has a first connecting portion, the conical protruding portion is fixedly connected to the first connecting portion, and the first connecting portion is detachably connected to the first outer measuring jaw or the second outer measuring jaw;

the inner cone centering member further has a second connecting portion on which the conical convex portion is formed, the second connecting portion being detachably connected with the first outer measuring claw or the second outer measuring claw.

In some embodiments of the present application, the first connection portion is located above the conical projection and is disposed coaxially with the conical projection;

the second connecting part is positioned above the conical concave part and is coaxially arranged with the conical concave part.

In some embodiments of the present application, a first connection hole and a first fixing hole are formed in the first connection portion, the first fixing hole is communicated with the first connection hole, a bottom end of the first outer measuring jaw or the second outer measuring jaw is inserted into the first connection hole, and the outer cone centering member is detachably connected to the first outer measuring jaw or the second outer measuring jaw through a first fixing member disposed in the first fixing hole;

the second connecting portion is provided with a second connecting hole and a second fixing hole, the second fixing hole is communicated with the second connecting hole, the bottom end of the first outer measuring claw or the bottom end of the second outer measuring claw is inserted into the second connecting hole, and the inner cone centering piece is detachably connected with the first outer measuring claw or the second outer measuring claw through a second fixing piece arranged in the second fixing hole.

In some embodiments of the present application, the first connection hole has a contour shape matching a contour of a bottom end of the first outer measuring jaw or a contour of a bottom end of the second outer measuring jaw, and the first fixing member is a bead positioner; the outline shape of the second connecting hole is matched with the bottom end of the first outer measuring claw or the bottom end outline of the second outer measuring claw, and the second fixing piece is a bead positioner.

In some embodiments of the present application, the first connection portion is circular in cross-section and is telescopic; the cross section of the second connecting part is circular and telescopic.

In some embodiments of this application, first connecting portion include first linkage segment and the second linkage segment of coaxial setting, first linkage segment is located the top of second linkage segment and with the second linkage segment cup joints, first linkage segment with be equipped with first elastomeric element and first direction subassembly between the second linkage segment, the circular cone convex part links firmly on the second linkage segment.

In some embodiments of this application, the second connecting portion include third linkage segment and the fourth linkage segment of coaxial setting, the third linkage segment is located the top of fourth linkage segment and with the fourth linkage segment cup joints, the third linkage segment with be equipped with second elastic component and second direction subassembly between the fourth linkage segment, the circular cone concave part links firmly on the fourth linkage segment.

Drawings

FIG. 1 is a perspective view of a vernier caliper body of a multifunctional center-to-center distance measuring tool of the present application;

FIG. 2 illustrates a perspective view of an outer cone centering piece of a multifunctional center-to-center distance gauge of the present application;

FIG. 3 illustrates a front view of an outer cone centering piece of one gauge of a multi-function center-to-center gauge of the present application;

FIG. 4 illustrates a front view of an outer cone centering piece of another gauge of the multi-function center-to-center gauge of the present application;

FIG. 5 is a schematic cross-sectional view of the outer cone centering member of the multifunctional center distance measuring tool according to the present application with a first fixing member mounted in the fixing hole;

FIG. 6 illustrates a perspective view of an inner cone centering member of a multi-function center-distance gauge of the present application;

FIG. 7 illustrates a front view of an inner cone centering member of one gauge of a multi-function center-distance gauge of the present application;

FIG. 8 illustrates a front view of an inner cone centering member of another gauge of the multi-function center distance gauge of the present application;

FIG. 9 is a perspective view of a multifunctional center-to-center distance measuring tool according to an embodiment of the present application;

FIG. 10 is a schematic structural diagram illustrating a multifunctional center distance measuring tool of a first embodiment of the present application for measuring center distances of two hole locations with the same height;

FIG. 11 is a schematic structural diagram illustrating a multifunctional center distance measuring tool according to an embodiment of the present disclosure when measuring center distances of two hole locations with different heights;

FIG. 12 is a perspective view of a multifunctional center-to-center distance measuring tool in the second embodiment of the present application;

fig. 13 is a perspective view illustrating a product to be tested in the second embodiment of the present application;

FIG. 14 is a schematic structural diagram illustrating a multifunctional center-distance measuring tool according to a second embodiment of the present invention for measuring the center distance between two posts with the same height on the product shown in FIG. 13;

FIG. 15 is a schematic structural diagram illustrating a second embodiment of the present invention, wherein the multifunctional center-distance measuring tool measures the center distance between two different height posts on the product shown in FIG. 13;

fig. 16 is a perspective view illustrating a multifunctional center-to-center distance measuring tool according to a third embodiment of the present application.

Reference numerals: 100-vernier caliper body; 110-main scale; 120-minor ruler; 130-a first outer measuring jaw; 140-a second outer measuring jaw; 200-outer cone centering piece; 210-a conical projection; 220-a first connection; 221-a first connection hole; 222-a first fixation hole; 223-a first fixture; 300-inner cone centering elements; 310-a conical recess; 320-a second connection; 321-a second connection hole; 322-second fixing hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The multifunctional center distance measuring tool can quickly measure the center distance between two hole positions or the center distance between two columns or the center distance between the two holes and the column, and specifically comprises a vernier caliper main body 100, an outer cone centering member 200 and an inner cone centering member 300.

Fig. 1 shows a perspective view of a vernier caliper main body 100 of a multifunctional center distance measuring tool according to the present application, where the vernier caliper main body 100 adopts an existing vernier caliper and includes a main ruler 110 and an auxiliary ruler 120 (also called a vernier caliper), a first outer measuring claw 130 is disposed on the main ruler 110, a second outer measuring claw 140 is disposed on the auxiliary ruler 120, and the first outer measuring claw 130 and the second outer measuring claw 140 are matched to measure a distance or an outer diameter. Generally, the first outer measurement jaw 130 and the second outer measurement jaw 140 are the same size and have the same profile shape.

Fig. 2 shows a perspective view of an outer cone centering member 200 of a multifunctional center distance measuring tool according to the present application, wherein the outer cone centering member 200 has a conical protrusion 210, i.e., an outwardly protruding conical portion, and an axis of the conical protrusion 210 is perpendicular to the main scale 110 in a mounted state; the number of the outer cone centering pieces 200 is plural, and the outer cone centering pieces 200 of the same specification are of the same structure and the same size, the outer cone centering pieces 200 of different specifications are only different in size, and the number of the outer cone centering pieces 200 of each specification is two or more. Fig. 3 shows a front view of one gauge of the outer cone centering member 200, and fig. 4 shows a front view of another gauge of the outer cone centering member 200. As shown in fig. 3 and 4, the two gauges of the outer cone centering member 200 are identical in structure and different in size, i.e., different in axial height L and different in outer diameter D.

Fig. 6 is a perspective view illustrating an inner cone centering member 300 of a multifunctional gauge of the present application, the inner cone centering member 300 having a conical recess 310, i.e., an inwardly recessed conical portion, the axis of the conical recess 310 being perpendicular to the sub scale 120 in a mounted state; the inner cone centering members 300 are divided into a plurality of sizes, the inner cone centering members 300 of the same size have the same structure and the same size, the inner cone centering members 300 of different sizes have only different sizes, and the number of the inner cone centering members 300 of each size is two or more. FIG. 7 shows an elevation view of one of the inner cone centering members 300 and FIG. 8 shows an elevation view of another of the inner cone centering members 300. As shown in FIGS. 7 and 8, the inner cone centering members 300 of the two gauges are identical in construction and different in size, i.e., they have different axial heights L and different outer diameters D.

Wherein any two outer cone centering members 200, or any two inner cone centering members 300, or one of the outer cone centering members 200 and one of the inner cone centering members 300 may be detachably mounted on the first outer measuring jaw 130 and the second outer measuring jaw 140, respectively.

The multifunctional center distance measuring tool comprises an outer cone centering piece 200 and an inner cone centering piece 300 which are matched with a vernier caliper main body 100 for use, wherein the outer cone centering piece 200 and the inner cone centering piece 300 can be used for positioning and calibrating the circle center, the center distance between two hole positions can be quickly measured by selecting any two outer cone centering pieces 200 from the outer cone centering pieces and detachably mounting the outer cone centering pieces on a first outer measuring claw 130 and a second outer measuring claw 140 respectively, the outer cone centering pieces 200 have various specifications, and the center distance between two hole positions at the same plane height can be measured, or the center distance between two hole positions at different heights can be measured; any two inner cone centering pieces 300 are selected and respectively detachably mounted on the first outer measuring claw 130 and the second outer measuring claw 140, so that the center distance between two column positions can be quickly measured, and the inner cone centering pieces 300 have various specifications, so that the center distance between two column positions at the same height can be measured, and the center distances between two column positions at different heights can also be measured; the center distance between the hole position and the column position can be quickly measured by selecting any one of the outer cone centering piece 200 and any one of the inner cone centering pieces 300 to be respectively and detachably arranged on the first outer measuring claw 130 and the second outer measuring claw 140.

Example one

Fig. 9 is a perspective view of the multifunctional center distance measuring tool in the first embodiment of the present application, fig. 10 is a schematic structural view of the multifunctional center distance measuring tool in the first embodiment of the present application when measuring center distances of two hole locations with the same height, and fig. 11 is a schematic structural view of the multifunctional center distance measuring tool in the first embodiment of the present application when measuring center distances of two hole locations with different heights.

Referring to fig. 9 to 11, in conjunction with fig. 1 to 4, the multifunctional center distance measuring tool in this embodiment is used to measure the center distance between two hole locations, and at this time, when two outer cone centering members 200 are respectively mounted on the first outer measuring jaw 130 and the second outer measuring jaw 140, an axis of the conical convex portion 210 of one outer cone centering member 200 passes through a zero point of the main scale 110, and an axis of the conical convex portion 210 of the other outer cone centering member 200 passes through a zero point of the auxiliary scale 120.

As shown in fig. 10, the multifunctional center distance measuring tool of the present embodiment is used to measure the center distance between two hole locations located on the same height plane, at this time, the two outer cone centering members 200 are of the same specification, have the same structure and size, and are completely the same, when measuring, the two outer cone centering members 200 are respectively inserted into the two hole locations, and the circumferential side of the conical convex portion 210 of the outer cone centering member 200 abuts against the inner wall of the hole location, at this time, the reading of the vernier caliper body 100 is the center distance between the two hole locations.

As shown in fig. 11, the multifunctional center distance measuring tool of the present embodiment is used to measure the center distance between two hole locations on planes with different heights, at this time, the two outer cone centering members 200 have different specifications and the same structure, but have different sizes, and since the height of the plane where the left hole location is located is lower than the height of the plane where the right hole location is located, the axial height L of the left outer cone centering member 200 is greater than the axial height of the right outer cone positioning member. During measurement, the two outer cone centering pieces 200 are respectively inserted into the two hole sites, the circumferential side faces of the conical convex parts 210 of the outer cone centering pieces 200 abut against the inner wall of the hole, and the reading of the vernier caliper body 100 is the center distance between the two hole sites.

This embodiment enables the measurement of the center distance between two hole sites at the same plane height or at different plane heights.

As another embodiment of this embodiment, since the inner side a of the first outer measuring jaw 130 of the vernier caliper body 100 is perpendicular to the main scale 110, the inner side B of the second outer measuring jaw 140 is perpendicular to the sub scale 120, and the distance between the top end of the inner side a of the first outer measuring jaw 130 and the zero point of the main scale 110 is equal to the distance between the top end of the inner side B of the second outer measuring jaw 140 and the zero point of the sub scale 120, the axis of the conical convex portion 210 of the outer conical centering member 200 mounted on the first outer measuring jaw 130 may also coincide with the inner side a of the first outer measuring jaw 130, and the axis of the conical convex portion 210 of the other outer conical centering member 200 mounted on the second outer measuring jaw 140 may also coincide with the inner side of the second outer measuring jaw 140. During measurement, the two outer cone centering members 200 are respectively inserted into the two holes, and the circumferential side surface of the conical convex part 210 of the outer cone centering member 200 abuts against the inner wall of the hole, at this time, the reading of the vernier caliper body 100 is also the center distance between the two hole positions.

As for the detachable connection of the outer cone centering member 200 and the first outer measuring jaw 130 or the second outer measuring jaw 140, specifically, as shown in fig. 2 to 5, the outer cone centering member 200 further has a first connecting portion 220, the conical convex portion 210 is fixedly connected to the first connecting portion 220, and the first connecting portion 220 is detachably connected to the first outer measuring jaw 130 or the second outer measuring jaw 140, so that the outer cone centering member 200 is integrally detachably connected to the first outer measuring jaw 130 or the second outer measuring jaw 140.

With regard to the detachable connection of the inner cone centering member 300 to the first outer measuring jaw 130 or the second outer measuring jaw 140, specifically, as shown in fig. 6 to 8, the inner cone centering member 300 further has a second connecting portion 320, the conical protrusion 210 is formed on the second connecting portion 320, and the second connecting portion 320 is detachably connected to the first outer measuring jaw 130 or the second outer measuring jaw 140, thereby integrally and detachably connecting the outer cone centering member 200 to the first outer measuring jaw 130 or the second outer measuring jaw 140.

In some embodiments of the present application, the first connection portion 220 is located above the conical protrusion 210 and is disposed coaxially with the conical protrusion 210; the first connecting portion 220 and the conical protruding portion 210 may be integrally formed to improve the machining accuracy of the outer cone centering member 200, thereby facilitating the improvement of the measurement accuracy. In this embodiment, the outer cone centering member 200 is made of stainless steel, the first connecting portion 220 is cylindrical, but the first connecting portion 220 may also be rectangular column or elliptic column, which is not limited herein.

Similarly, the second connecting portion 320 is located above the conical recess 310 and is coaxial with the conical recess 310; the second connecting portion 320 and the conical recess 310 may be integrally formed to improve the machining accuracy of the inner cone centering member 300, which is further advantageous for improving the measurement accuracy. In this embodiment, the inner cone centering member 300 is made of stainless steel, the second connecting portion 320 is cylindrical, but the second connecting portion 320 may also be rectangular column or elliptic column, which is not limited herein.

In some embodiments of the present application, a first connection hole 221 and a first fixing hole 222 are formed on the first connection portion 220, the first fixing hole 222 is communicated with the first connection hole 221, the bottom end of the first outer measuring jaw 130 or the second outer measuring jaw 140 is inserted into the first connection hole 221, and the outer cone centering member 200 is detachably connected with the first outer measuring jaw 130 or the second outer measuring jaw 140 through a first fixing member 223 arranged in the first fixing hole 222. Similarly, a second connecting hole 321 and a second fixing hole 322 are formed in the second connecting portion 320, the second fixing hole 322 is communicated with the second connecting hole 321, the bottom end of the first external measuring claw 130 or the second external measuring claw 140 is inserted into the second connecting hole 321, and the inner cone centering member 300 is detachably connected with the first external measuring claw 130 or the second external measuring claw 140 through a second fixing member arranged in the second fixing hole 322.

Specifically, the axis of the first connection hole 221 is parallel to the axial direction of the outer cone centering member 200, and is a blind hole with one end penetrating through the top surface of the first connection portion 220, the axis of the first fixing hole 222 is perpendicular to the axis of the first connection hole 221, one end of the first fixing hole is communicated with the first connection hole 221, the other end is communicated with the outside, so as to install the first fixing member 223, the inner end of the first fixing member 223 is tightly propped against the first outer measurement claw 130 or the second outer measurement claw 140, and the outer cone centering member 200 is detachably connected with the first outer measurement claw 130 or the second outer measurement claw 140. Similarly, the axis of the second connecting hole 321 is parallel to the axial direction of the inner cone centering element 300, and is a blind hole with one end penetrating through the top surface of the second connecting portion 320, the axis of the second fixing hole 322 is perpendicular to the axis of the second connecting hole 321, one end of the second fixing hole is communicated with the second connecting hole 321, and the other end is communicated with the outside, so as to install the second fixing element, the inner end of the second fixing element is tightly propped against the first outer measuring claw 130 or the second outer measuring claw 140, and the detachable connection between the inner cone centering element 300 and the first outer measuring claw 130 or the second outer measuring claw 140 is realized.

In this embodiment, as shown in fig. 5, the first fixing member 223 is a bead positioner, and similarly, the second fixing member is also a bead positioner, which is a bead screw, and can be accurately positioned and has high positioning reliability, and of course, the first fixing member 223 and the second fixing member may also be ordinary jackscrews.

The contour shape of the first connection hole 221 is matched with the contour of the bottom end of the first outer measuring jaw 130 or the bottom end of the second outer measuring jaw 140, and the inner diameter of the first connection hole 221 is slightly larger than the width of the bottom end of the first outer measuring jaw 130 or the bottom end of the second outer measuring jaw 140, so that the first outer measuring jaw 130 or the second outer measuring jaw 140 can be inserted smoothly and then fixed by the first fixing piece 223 or the second fixing piece.

Similarly, the contour shape of the second connecting hole 321 is matched with the contour of the bottom end of the first external measuring jaw 130 or the bottom end of the second external measuring jaw 140, and the inner diameter of the second connecting hole 321 is slightly larger than the width of the bottom end of the first external measuring jaw 130 or the bottom end of the second external measuring jaw 140, so that the first external measuring jaw 130 or the second external measuring jaw 140 can be smoothly inserted into the connecting hole and then fixed by the first fixing member 223 or the second fixing member.

Example two

Fig. 12 is a perspective view of a multifunctional center distance measuring tool in the second embodiment of the present application, fig. 13 is a perspective view of a product to be measured in the second embodiment of the present application, fig. 14 is a schematic structural diagram of the multifunctional center distance measuring tool in the second embodiment of the present application when measuring center distances of two column positions at the same height, and fig. 15 is a schematic structural diagram of the multifunctional center distance measuring tool in the first embodiment of the present application when measuring center distances of two hole positions at different heights.

Referring to fig. 12 to 15 in combination with fig. 6 to 8, unlike the first embodiment, the multifunctional center distance measuring tool in the present embodiment is used to measure the center distance between two posts. At this time, two inner cone centering elements 300 are selected to be mounted on the first outer measuring jaw 130 and the second outer measuring jaw 140, respectively, wherein the axis of the conical recess 310 of one inner cone centering element 300 passes through the zero point of the main scale 110, and the axis of the conical recess 310 of the other inner cone centering element 300 passes through the zero point of the sub scale 120.

As shown in fig. 13, the product to be measured in this embodiment has 4 vertically arranged column positions on the upper horizontal surface, where the column position a is equal to the column position b in height, the column position c is different from the column position d in height, and it is necessary to measure the center distance between the column position a and the column position b and the center distance between the column position c and the column position d.

As shown in fig. 14, the multifunctional center distance measuring tool of the present embodiment is used to measure the center distance between two equal-height column positions (e.g., column position a and column position b shown in fig. 13) on the same horizontal plane, at this time, the two inner cone centering members 300 are of the same specification, have the same structure and the same size, and are completely the same, during measurement, the two inner cone centering members 300 are respectively sleeved on the two column positions a and the column position b, and the circumferential side surface of the conical concave portion 310 of the inner cone centering member 300 abuts against the circumferential side edge of the column top surface, at this time, the reading of the vernier caliper main body 100 is the center distance between the two column positions.

Fig. 15 shows that the multifunctional center distance measuring tool of this embodiment is used to measure the center distance between two different height columns (e.g., column c and column d shown in fig. 13) on the same horizontal plane, at this time, the two inner cone centering members 300 are of different specifications, have the same structure, but have different sizes, and since the height of column c in fig. 13 is lower than the height of column d, the axial height L of the left inner cone centering member 300 is greater than the axial height of the right inner cone positioning member. During measurement, the two inner cone centering members 300 are respectively sleeved on the column position c and the column position d, and the circumferential side surface of the conical concave portion 310 of the inner cone centering member 300 abuts against the circumferential side edge of the column top surface, at this time, the reading of the vernier caliper body 100 is the center distance of the two column positions.

The present embodiment enables measurement of the same height or the center-to-center distance between two posts at the same height.

As another embodiment of this embodiment, since the inner side a of the first outer measuring jaw 130 of the vernier caliper body 100 is perpendicular to the main ruler 110, the inner side B of the second outer measuring jaw 140 is perpendicular to the sub ruler 120, and the distance between the top end of the inner side a of the first outer measuring jaw 130 and the zero point of the main ruler 110 is equal to the distance between the top end of the inner side B of the second outer measuring jaw 140 and the zero point of the sub ruler 120, the axis of the conical recess 310 of the inner conical centering member 300 mounted on the first outer measuring jaw 130 may also coincide with the inner side a of the first outer measuring jaw 130, and the axis of the conical recess 310 of the other inner conical centering member 300 mounted on the second outer measuring jaw 140 may also coincide with the inner side of the second outer measuring jaw 140. During measurement, the two inner cone centering members 300 are respectively sleeved on the two column positions, and the circumferential side surface of the conical concave portion 310 of the inner cone centering member 300 abuts against the circumferential side edge of the top surface of the column, at this time, the reading of the vernier caliper body 100 is also the center distance between the two column positions.

EXAMPLE III

Fig. 16 is a perspective view illustrating a multifunctional center distance measuring tool according to a third embodiment of the present application, and referring to fig. 16, in combination with fig. 1 to 8, different from the first embodiment and the second embodiment, the multifunctional center distance measuring tool according to the third embodiment is used for measuring a center distance between a hole site and a column site. At this time, an outer cone centering member 200 is mounted on the first outer measuring jaw 130, an inner cone centering member 300 is mounted on the second outer measuring jaw 140, and the axis of the conical protrusion 210 of the outer cone centering member 200 passes through the zero point of the main scale 110 and the axis of the conical recess 310 of the inner cone centering member 300 passes through the zero point of the sub scale 120. Alternatively, an outer cone centering member 200 is mounted on the second outer measuring jaw 140 and an inner cone centering member 300 is mounted on the first outer measuring jaw 130, the axis of the conical recess 310 of the inner cone centering member 300 passing through the zero point of the main scale 110 and the axis of the conical protrusion 210 of the outer cone centering member 200 passing through the zero point of the secondary scale 120.

During measurement, the outer cone centering member 200 is inserted into a hole site to be measured, the inner cone positioning member is sleeved on a column site to be measured, the circumferential side surface of the conical convex portion 210 of the outer cone centering member 200 abuts against the inner wall of the hole site hole, the circumferential side surface of the conical concave portion 310 of the inner cone centering member 300 abuts against the circumferential side edge of the column site top surface, and at this time, the reading of the vernier caliper body 100 is the center distance between the hole site and the column site.

According to different measuring conditions, the proper outer cone positioning piece and inner cone positioning piece are selected to be matched with the vernier caliper body 100 for measurement.

As another embodiment of this embodiment, since the inner side a of the first outer measuring jaw 130 of the vernier caliper body 100 is perpendicular to the main scale 110, the inner side B of the second outer measuring jaw 140 is perpendicular to the sub scale 120, and the distance between the top end of the inner side a of the first outer measuring jaw 130 and the zero point of the main scale 110 is equal to the distance between the top end of the inner side B of the second outer measuring jaw 140 and the zero point of the sub scale 120, the axis of the conical concave portion 310 of the inner cone centering member 300 mounted on the first outer measuring jaw 130 or the axis of the conical convex portion 210 of the outer cone centering member 200 mounted on the first outer measuring jaw 130 may also coincide with the inner side a of the first outer measuring jaw 130, and the axis of the conical convex portion 210 of the outer cone centering member 200 mounted on the second outer measuring jaw 140 or the axis of the conical concave portion 310 of the inner cone centering member 300 mounted on the second outer measuring jaw 140 may also coincide with the inner side of the second outer measuring jaw 140.

Example four

Unlike the above embodiments, the cross section of the first connecting portion 220 in this embodiment is circular and is retractable; the cross section of the second connecting portion 320 is circular and telescopic, so that when measuring the center distance between two hole locations at different height positions, or two column locations at different height positions, or a hole location and a column location at different height positions, the outer cone centering member 200 or the inner cone centering member 300 with proper specification can be replaced without disassembling, and only the axial height L of the outer cone centering member 200 or the inner cone centering member 300 is changed to a proper height by the telescopic first connecting portion 220 or the second connecting portion 320, so that the use convenience and the universality of the multifunctional center distance measuring tool of the embodiment are further improved.

In some embodiments of the present application, the first connection portion 220 includes a first connection section and a second connection section which are coaxially disposed, the first connection section is located above the second connection section and is sleeved with the second connection section and is in sliding fit with the second connection section, so as to realize the back-to-back or relative sliding of the first connection section and the second connection section, and further adjust the axial height L of the outer cone centering member 200, and the cone protruding portion 210 is fixedly connected to the second connection section. A first elastic component is arranged between the first connecting section and the second connecting section, so that the resetting is facilitated; be equipped with first direction subassembly between first linkage segment and the second linkage segment, be equipped with the direction arch for example on the first linkage segment, be equipped with the guiding hole that extends along flexible direction on the second linkage segment, the direction arch plays the guide effect with the guiding hole cooperation to the removal of first linkage segment and second linkage segment.

Similarly, the second connecting portion 320 includes a third connecting section and a fourth connecting section which are coaxially disposed, the third connecting section is located above the fourth connecting section and is sleeved with the fourth connecting section in a sliding fit manner, so that the third connecting section and the fourth connecting section are opposite to each other or slide relatively, the axial height L of the inner cone centering member 300 is adjusted, and the conical concave portion 310 is formed on the fourth connecting section. A second elastic part is arranged between the third connecting section and the fourth connecting section, so that the resetting is facilitated; the third linkage segment with be equipped with the second direction subassembly between the fourth linkage segment, for example be equipped with the direction arch on the third linkage segment, be equipped with the guiding hole that extends along flexible direction on the fourth linkage segment, the direction arch plays the guide effect with the guiding hole cooperation to the removal of third linkage segment and fourth linkage segment.

Specifically, during measurement, the outer cone centering member 200 or the inner cone centering member 300 abuts against a hole site or a column site to be measured, so that the first connecting portion 220 or the second connecting portion 320 is contracted to change the axial height of the outer cone centering member 200 or the inner cone centering member 300, and when the outer cone centering member 200 or the inner cone centering member 300 leaves the hole site or the column site to be measured, the first connecting portion 220 or the second connecting portion 320 is reset, and the axial height of the outer cone centering member 200 or the inner cone centering member 300 is restored.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above are only embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A multi-function center-to-center distance measuring gauge, comprising:

the main body of the vernier caliper is provided with a first outer measuring claw on the main ruler, and a second outer measuring claw on the auxiliary ruler;

the outer cone centering pieces are multiple in number and are divided into multiple specifications, the outer cone centering pieces of the same specification are the same in structure and size, the outer cone centering pieces of different specifications are only different in size, each outer cone centering piece is provided with a conical convex part, and the axis of each conical convex part is perpendicular to the main scale;

the inner cone centering parts are divided into a plurality of specifications, the inner cone centering parts of the same specification are identical in structure and size, the inner cone centering parts of different specifications are only different in size, each inner cone centering part is provided with a conical concave part, and the axis of each conical concave part is perpendicular to the auxiliary ruler;

any two of the outer cone centering members, or two of the inner cone centering members, or one of the outer cone centering members and one of the inner cone centering members may be detachably mounted on the first outer measuring jaw and the second outer measuring jaw, respectively.

2. The multi-functional center-to-center distance gauge according to claim 1,

when the two outer cone centering pieces are respectively arranged on the first outer measuring jaw and the second outer measuring jaw, the axis of the conical convex part of one outer cone centering piece passes through the zero point of the main scale, and the axis of the conical convex part of the other outer cone centering piece passes through the zero point of the auxiliary scale;

when the two inner cone centering members are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical concave part of one inner cone centering member passes through the zero point of the main ruler, and the axis of the conical concave part of the other inner cone centering member passes through the zero point of the auxiliary ruler;

when the outer cone centering member and the inner cone centering member are respectively installed on the first outer measuring jaw and the second outer measuring jaw, the axis of the conical convex part of the outer cone centering member passes through the zero point of the main scale, the axis of the conical concave part of the inner cone centering member passes through the zero point of the auxiliary scale, or the axis of the conical concave part of the inner cone centering member passes through the zero point of the main scale, and the axis of the conical convex part of the outer cone centering member passes through the zero point of the auxiliary scale.

3. The multi-functional center-to-center distance gauge according to claim 1,

when the two outer cone centering pieces are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical convex part of one outer cone centering piece is coincided with the inner side edge of the first outer measuring claw, and the axis of the conical convex part of the other outer cone centering piece is coincided with the inner side edge of the second outer measuring claw;

when the two inner cone centering members are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical concave part of one inner cone centering member is coincided with the inner side edge of the first outer measuring claw, and the axis of the conical concave part of the other inner cone centering member is coincided with the inner side edge of the second outer measuring claw;

when the outer cone centering piece and the inner cone centering piece are respectively arranged on the first outer measuring claw and the second outer measuring claw, the axis of the conical convex part of the outer cone centering piece is coincided with the inner side edge of the first outer measuring claw, the axis of the conical concave part of the inner cone centering piece is coincided with the inner side edge of the second outer measuring claw, or the axis of the conical concave part of the inner cone centering piece is coincided with the inner side edge of the first outer measuring claw, and the axis of the conical convex part of the outer cone centering piece is coincided with the inner side edge of the second outer measuring claw.

4. The multifunctional center-to-center distance gauge according to any one of claims 1 to 3,

the outer cone centering piece is also provided with a first connecting part, the conical convex part is fixedly connected to the first connecting part, and the first connecting part is detachably connected with the first outer measuring claw or the second outer measuring claw;

the inner cone centering member further has a second connecting portion on which the conical convex portion is formed, and the second connecting portion is detachably connected to the first outer measuring jaw or the second outer measuring jaw.

5. The multi-functional center-to-center distance gauge according to claim 4,

the first connecting part is positioned above the conical convex part and is coaxially arranged with the conical convex part;

the second connecting part is positioned above the conical concave part and is coaxially arranged with the conical concave part.

6. The multi-functional center-to-center distance gauge according to claim 5,

a first connecting hole and a first fixing hole are formed in the first connecting portion, the first fixing hole is communicated with the first connecting hole, the bottom end of the first outer measuring claw or the bottom end of the second outer measuring claw is inserted into the first connecting hole, and the outer cone centering piece is detachably connected with the first outer measuring claw or the second outer measuring claw through a first fixing piece arranged in the first fixing hole;

the second connecting portion is provided with a second connecting hole and a second fixing hole, the second fixing hole is communicated with the second connecting hole, the bottom end of the first outer measuring claw or the bottom end of the second outer measuring claw is inserted into the second connecting hole, and the inner cone centering piece is detachably connected with the first outer measuring claw or the second outer measuring claw through a second fixing piece arranged in the second fixing hole.

7. The multi-functional center-to-center distance gauge according to claim 6,

the outline shape of the first connecting hole is matched with the outline of the bottom end of the first outer measuring claw or the outline of the bottom end of the second outer measuring claw, and the first fixing piece is a bead positioner;

the outline shape of the second connecting hole is matched with the bottom end of the first outer measuring claw or the bottom end outline of the second outer measuring claw, and the second fixing piece is a bead positioner.

8. The multi-functional center-to-center distance gauge according to claim 5,

the cross section of the first connecting part is circular and telescopic;

the cross section of the second connecting part is circular and telescopic.

9. The multi-functional center-to-center distance gauge according to claim 8,

first connecting portion include first linkage segment and the second linkage segment of coaxial setting, first linkage segment is located the top of second linkage segment and with the second linkage segment cup joints, first linkage segment with be equipped with first elastomeric element and first direction subassembly between the second linkage segment, the circular cone convex part links firmly on the second linkage segment.

10. The multi-purpose center-to-center distance gauge according to claim 9,

the second connecting portion include the third linkage segment and the fourth linkage segment of coaxial setting, the third linkage segment is located the top of fourth linkage segment and with the fourth linkage segment cup joints, the third linkage segment with be equipped with second elastomeric element and second direction subassembly between the fourth linkage segment, the circular cone concave part links firmly on the fourth linkage segment.

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