Rapid detection tool for measuring height of conical surface

Abstract

The utility model relates to the technical field of measuring tools, and particularly discloses a rapid gauge for measuring the height of a conical surface, which comprises a base for mounting a workpiece, an equal-height block coaxially sleeved on the outer side of the workpiece and abutted against and matched with the conical surface of the workpiece, and a measuring assembly for measuring the equal-height block and the end face of one side, far away from the base, of the workpiece respectively, a through hole sleeving the outer side of the workpiece is formed in the equal-height block; the diameter of the end, close to the base, of the through hole is equal to the theoretical diameter of a workpiece. According to the utility model, accurate centering of the workpiece and the equal-height block can be realized, so that the detection efficiency is greatly improved, and the detection data is visualized.

Description

TECHNICAL FIELD

[0001] The utility model relates to measuring frock technical field more specifically, relate to a kind of quick gauge for measuring height of taper surface. BACKGROUND

[0002] As Figure 1 As shown in the distance of measuring taper surface on the theoretical diameter B to the end face of the measured workpiece, since the measured surface is taper surface and requires to be measured on the theoretical diameter;Existing mechanical gauge such as caliper, height gauge cannot be directly and accurately measured;Usually this size measurement adopts three-coordinate measuring machine precision instrument measurement, collects scanning theoretical diameter taper surface information by three-coordinate measuring machine, then collects end face information, finally obtains result through complex calculation.

[0003] To sum up, the existing detection mode has the following defects:

[0004] Defect 1: measurement cycle is longer, and detection efficiency is lower;

[0005] Defect 2: cannot be measured quickly, not suitable for batch processing;

[0006] Defect 3: the original value of equipment and instrument is higher, and the detection cost is higher, which is not easy to realize; UTILITY MODEL CONTENT

[0007] The utility model solves the technical problems that a kind of quick gauge for measuring height of taper surface is provided, workpiece, equal-height block can be accurately centered, so that detection greatly improves detection efficiency, and detection data is visualized;

[0008] The utility model solves the technical problems and adopts the following solutions:

[0009] A kind of quick gauge for measuring height of taper surface, including the base for installing workpiece, coaxial sleeve in the outer side of workpiece and with the taper surface of workpiece abutting cooperation equal-height block, and the end face of equal-height block and workpiece far from the end face of base side is measured respectively by measurement component;Through hole is arranged in the equal-height block and is sleeved in the outer side of workpiece;The diameter of the through hole near the base one end is equal to the theoretical diameter of workpiece.

[0010] In some possible embodiments, further include the taper centering shaft for the centering of base and workpiece and sleeved in workpiece;Centering hole is provided on the base and is used in cooperation with taper centering shaft.

[0011] In some possible embodiments, tapering guiding sleeve is provided in the centering hole and is in interference fit with it, and taper hole is provided in the guiding sleeve and is used in cooperation with taper centering shaft.

[0012] In some possible embodiments, fixing member is provided on the base for fixing equal-height block.

[0013] In some possible implementation manners, the fixing member comprises a centering pin penetrating through the equal-height block and connected with the base, and a pin hole arranged on the base and used in cooperation with the centering pin.

[0014] In some possible implementation manners, the pin holes are two groups and have equal distances from the centering hole; the two groups of pin holes are uniformly arranged around the circumference of the centering hole; the centering pins are correspondingly arranged with the centering hole and are two groups; through holes used in cooperation with the centering pins are arranged on the equal-height block.

[0015] In some possible implementation manners, a mounting groove for mounting the workpiece and located above the centering hole is arranged on the base, and the mounting groove is coaxially arranged with the centering hole and is in communication.

[0016] In some possible implementation manners, a workbench for mounting the base and the measuring assembly is further included, the base is slidably mounted on the workbench, and after the equal-height block, the workpiece and the base are assembled, the base is controlled to slide on the workbench, and the distances from the end surface of the equal-height block away from the base and from the end surface of the workpiece away from the base are measured by the measuring assembly.

[0017] In some possible implementation manners, the measuring assembly comprises a support frame mounted on the workbench, and a dial indicator mounted on the support frame and located above the workpiece.

[0018] In some possible implementation manners, a through hole sleeved on the outside of the workpiece is arranged on the equal-height block, the through hole comprises a hole one sleeved on the outside of the workpiece and located above the conical surface, and a tapered hole coaxially communicated with the bottom of the hole one; the small end of the tapered hole is coaxially communicated with the hole one; and the diameter of the large end of the tapered hole is the theoretical diameter of the workpiece.

[0019] Compared with the prior art, the present application has the following beneficial effects:

[0020] The present application satisfies the adhesion and positioning of the detected element, so as to meet the measurement requirements; the centering and the concentricity of the workpiece are effectively realized by the taper centering shaft, the workpiece is more suitable for mass production; the concentricity of the equal-height block and the workpiece after assembly is effectively ensured by the arrangement of the pin hole; the clamping is simple and convenient, and the detection efficiency is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a sectional view of a workpiece;

[0022] Figure 2 is a structural schematic view of the present application;

[0023] Figure 3 is a sectional view of an equal-height block in the present application;

[0024] Figure 4 is a bottom view of the equal-height block in the utility model;

[0025] Figure 5 is a top view of the base and the guide sleeve in the utility model;

[0026] Wherein: 1, base; 11, pin hole; 12, installation groove; 2, guide sleeve; 21, conical hole; 3, centering pin; 4, equal-height block; 41, through hole; 42, conical hole; 5, taper centering axle; 6, dial indicator; 7, workpiece. DETAILED DESCRIPTION

[0027] In the utility model, unless there is definite provision and limitation, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or it can be detachable connection, or it can be integrated; it can be directly connected, or it can be indirectly connected through intermediate medium; it can be the communication inside two elements or the interaction relationship of two elements. The "first", "second" and the like mentioned in the application do not represent any order, quantity or importance, but only distinguish different components. Similarly, "one" or "a" and the like do not represent quantity limitation, but represent the existence of at least one. In the implementation of the application, the association relationship of the associated objects is described as "and / or", which represents that there can be three kinds of relationships, for example, A and / or B can represent: A exists alone, A and B exist simultaneously, and B exists alone. In the description of the embodiments of the application, unless otherwise specified, the meaning of "multiple" is two or more. For example, multiple positioning columns refer to two or more positioning columns. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0028] The utility model will be described in detail below.

[0029] As shown in the figure: Figures 1-5

[0030] A kind of fast gauge for measuring height of conical surface, including base 1 for installing workpiece 7, equal-height block 4 coaxially sleeved on the outer side of workpiece 7 and with the conical surface of workpiece 7 abutting cooperation, and measuring assembly for respectively carrying out distance measurement to the end face of equal-height block 4 and workpiece 7 far from base 1 side;Through hole sleeved on the outer side of workpiece 7 is provided in the equal-height block 4;The diameter of the through hole near base 1 one end is equal to the theoretical diameter of workpiece 7;

[0031] ​In use, first, the workpiece 7 is installed on the base 1, the equal-height block 4 is sleeved on the outer side of the workpiece 7, and the equal-height block 4 is coaxially arranged with the workpiece 7, so that the bottom of the through hole is coincident with the conical surface of the workpiece 7 at the corresponding position at the theoretical diameter φB; then the measuring assembly is used to measure the distance between the end face of the workpiece 7 away from the base 1 and the distance between the end face of the equal-height block 4 away from the base 1, and the difference between the two end faces is calculated, and the distance A between the conical surface at the theoretical diameter and the end face of the workpiece 7 away from the base 1 is obtained by adding the height of the equal-height block 4 and the difference;

[0032] Preferably, in order to make the measurement more simple, the height of the equal-height block 4 is the theoretical distance between the conical surface of the workpiece 7 at the theoretical diameter φB and the end face of the workpiece 7 away from the base 1.

[0033] Further, the through hole includes a hole one sleeved on the outer side of the workpiece 7 and located above the conical surface, and a tapered hole 42 coaxially communicated with the bottom of the hole one; the small end of the tapered hole 42 is coaxially communicated with the hole one; the diameter of the large end of the tapered hole 42 is the theoretical diameter of the workpiece 7, and the large end is arranged on the side close to the base 1.

[0034] In some possible embodiments, in order to effectively realize the centering of the base 1 and the workpiece 7, a tapered centering shaft 5 for centering the base 1 and the workpiece 7 and sleeved in the workpiece 7 is further included; the base 1 is provided with a centering hole used in cooperation with the tapered centering shaft 5.

[0035] In some possible embodiments, in order to make the tapered centering shaft 5 more convenient to realize the concentricity of the centering hole and the workpiece 7, a guide sleeve 2 in interference fit with the centering hole is arranged in the centering hole, and a tapered hole 21 used in cooperation with the tapered centering shaft 5 is arranged in the guide sleeve 2, the large end of the tapered hole 21 is on the side close to the mounting groove 12, and the small end is on the side away from the mounting groove 12.

[0036] Further, the workpiece 7 is provided with a hole through which the tapered centering shaft 5 passes, and the hole is coaxially arranged with the centering hole, so that the tapered centering shaft 5 passes through the hole and is inserted into the tapered hole 42, thereby realizing the concentricity of the workpiece 7 and the centering hole; the tapered centering shaft 5 includes a tapered section in contact with the hole and a centering section connected with the small end of the tapered section and used in cooperation with the tapered hole 42; the centering section is coaxially arranged with the tapered section; the outer diameter of the centering section is smaller than the outer diameter of the hole.

[0037] In some possible embodiments, in order to effectively fix the equal-height block 4 sleeved on the outer side of the workpiece 7, thereby enabling the distance between the measuring assembly and the equal-height block 4 to be effectively measured, the base 1 is provided with a fixing member for fixing the equal-height block 4.

[0038] In some possible implementation manners, in order to effectively fix the equal-height block 4 and the workpiece 7 by the fixing member and make the equal-height block 4 and the workpiece 7 concentric with the centering hole, the fixing member comprises the centering pin 3 penetrating through the equal-height block 4 and connected with the base 1, and the pin hole 11 arranged on the base 1 and used in cooperation with the centering pin 3; the pin hole 11 is in two groups and has the same distance from the centering hole; the two groups of pin holes 11 are uniformly arranged around the circumference of the centering hole, that is, the axes of the two groups of pin holes 11 and the axis of the centering hole are coplanar; the centering pin 3 is arranged in one-to-one correspondence with the centering hole and in two groups; the through hole 41 used in cooperation with the centering pin 3 is arranged on the equal-height block 4;

[0039] After the equal-height block 4 is sleeved outside the workpiece 7, one end of the centering pin 3 penetrates through the through hole 41 and cooperates with the pin hole 11, because the two groups of pin holes 11 have the same distance from the centering hole, the equal-height block 4 is made concentric with the centering hole, and because the centering hole is concentric with the workpiece 7, the three are made concentric, thereby ensuring that the large end of the taper hole 42 and the taper surface of the workpiece 7 are coincident at the position under the theoretical diameter.

[0040] In some possible implementation manners, in order to effectively realize the installation of the workpiece 7, the installation groove 12 used for installing the workpiece 7 and located above the centering hole is arranged on the base 1, and the installation groove 12 is coaxially arranged with the centering hole and in communication.

[0041] In some possible implementation manners, the workbench used for installing the base 1 and the measuring assembly is further included, the base 1 is slidingly installed on the workbench (not shown in the figure), after the equal-height block 4, the workpiece 7 and the base 1 are assembled, the base 1 is controlled to slide on the workbench, and the distance from the end surface of the equal-height block 4 away from the base 1 and the distance from the end surface of the workpiece 7 away from the base 1 are measured by the measuring assembly.

[0042] In some possible implementation manners, the measuring assembly comprises the support frame installed on the workbench and the dial indicator 6 installed on the support frame and located above the workpiece 7.

[0043] In use, firstly, the installation of the workpiece 7 is performed, the taper centering shaft 5 is used to realize the concentricity of the workpiece 7 and the centering hole in cooperation with the taper hole 21; then the equal-height block 4 is sleeved outside the workpiece 7, and the two groups of centering pins 3 are respectively inserted into the pin holes 11, thereby realizing the concentricity of the three, and ensuring that the large end of the taper hole 42 and the taper surface of the workpiece 7 are coincident at the position under the theoretical diameter.

[0044] After assembly, the control base 1 is slid on the workbench to the position where the measuring head of the dial gauge 6 is located, the equal-height block 4 will first move to the lower side of the measuring head to perform measurement; then continue to move, so that the workpiece 7 moves to the position directly below the measuring head to perform measurement, and the difference between the two distances is obtained by calculation; the difference is added to the height of the equal-height block 4, so that the distance between the conical surface of the workpiece 7 and the end face of the workpiece 7 away from the base 1 on the theoretical diameter can be calculated.

[0045] The utility model is not limited to the foregoing specific embodiments. The utility model extends to any new feature disclosed in this specification or any new combination, and any new method or process step disclosed or any new combination.

Claims

1. A rapid gage for measuring the height of a conical surface, characterized by, The application relates to a base for mounting a workpiece, an equal-height block coaxially sleeved outside the workpiece and abuttingly matched with a conical surface of the workpiece, and a measuring assembly for measuring end faces of the equal-height block and the workpiece away from the base respectively; a through hole is arranged in the equal-height block and sleeved outside the workpiece; the diameter of the through hole near the base is equal to the theoretical diameter of the workpiece.

2. The rapid gauge for measuring the height of a conical surface according to claim 1, wherein, The application also comprises a taper centering shaft for centering the base and the workpiece and sleeved in the workpiece; a centering hole is arranged on the base and matched with the taper centering shaft.

3. The rapid gage for measuring the height of a conical surface according to claim 2, wherein A guide sleeve is arranged in the centering hole and matched with the taper centering shaft; the guide sleeve is provided with a taper hole matched with the taper centering shaft.

4. The rapid gage for measuring the height of a conical surface according to claim 2, wherein A fixing member is arranged on the base and used for fixing the equal-height block.

5. The rapid gage for measuring the height of a conical surface according to claim 4, wherein The fixing member comprises a centering pin penetrating through the equal-height block and connected with the base, and a pin hole arranged on the base and matched with the centering pin.

6. A rapid gage for measuring the height of a conical surface according to claim 5, wherein The pin hole is in two groups and the distance between the two groups is equal to the distance between the centering holes; the two groups of pin holes are uniformly arranged around the centering hole; the centering pin is arranged in one-to-one correspondence with the centering hole and in two groups; a through hole matched with the centering pin is arranged on the equal-height block.

7. A rapid gauge for measuring the height of a conical surface according to any one of claims 2-6, characterized in that, An installation groove is arranged on the base and used for mounting the workpiece and located above the centering hole; the installation groove is coaxially arranged with the centering hole and communicated with the centering hole.

8. A rapid gauge for measuring the height of a conical surface according to any one of claims 1 to 6, characterized in that, The application also comprises a workbench for mounting the base and the measuring assembly; the base is slidably mounted on the workbench; after the equal-height block, the workpiece and the base are assembled, the base is controlled to slide on the workbench, and the distances between the end faces of the equal-height block and the workpiece away from the base are measured by the measuring assembly.

9. The rapid gage for measuring the height of a conical surface according to claim 8, wherein The measuring assembly comprises a support frame mounted on the workbench, and a dial indicator mounted on the support frame and located above the workpiece.

10. The rapid gage for measuring the height of a conical surface according to claim 1, wherein The through hole comprises a hole I sleeved outside the workpiece and located above the conical surface, and a taper hole coaxially communicated with the bottom of the hole I; the small end of the taper hole is coaxially communicated with the hole I; the diameter of the large end of the taper hole is equal to the theoretical diameter of the workpiece.

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