CN214372130U - Rotor spindle taper excircle axial dimension detection tool - Google Patents
Rotor spindle taper excircle axial dimension detection tool Download PDFInfo
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- CN214372130U CN214372130U CN202120267406.1U CN202120267406U CN214372130U CN 214372130 U CN214372130 U CN 214372130U CN 202120267406 U CN202120267406 U CN 202120267406U CN 214372130 U CN214372130 U CN 214372130U
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Abstract
The utility model discloses a rotor spindle tapering excircle axial dimensions detects frock, the frock includes: the device comprises a measuring cover plate, a taper sleeve and a first connecting piece, wherein the measuring cover plate is connected with the taper sleeve through the first connecting piece; the measuring cover plate comprises a first through round hole and a second through round hole, the diameter of the first through round hole is 32 mm, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, and the thickness of the second through round hole is 5 mm; the taper sleeve comprises a taper through hole, the diameter of a first edge of the taper through hole is 45 mm, the diameter of a second edge of the taper through hole is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm. The embodiment of the utility model provides a frock turns into length with the conical surface diameter and calculates the measurement, and easy operation, convenient to use have improved the efficiency that detects, have shortened the processing cycle of main shaft.
Description
Technical Field
The utility model relates to a miniature gas turbine technical field especially relates to a rotor spindle tapering excircle axial dimensions detects frock.
Background
The micro gas turbine has the characteristics of compact structure, light weight, low maintenance cost and the like, and can be widely applied to the field of distributed power generation. The main shaft is the most critical part of the micro-combustion engine, and the quality of the machining quality of the main shaft directly influences the performance and the service life of the combustion engine body. In the process of machining the main shaft, the qualified installation and the performance of the whole machine can be better guaranteed only by strictly controlling the size of the conical surface of the main shaft.
In the prior art, when the size of the conical surface of a main shaft is detected, the machined main shaft is placed on a three-coordinate system for detection. The existing method can only detect the finished spindle, and once the detection is unqualified, the finished spindle needs to be repaired, so that the detection efficiency is low on one hand, and the processing period of the spindle is long on the other hand.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock for it is lower to solve prior art and detect main shaft conical surface size efficiency, the longer problem of main shaft processing cycle.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock, the frock includes: the device comprises a measuring cover plate, a taper sleeve and a first connecting piece, wherein the measuring cover plate is connected with the taper sleeve through the first connecting piece;
the measuring cover plate comprises a first through round hole and a second through round hole, the diameter of the first through round hole is 32 mm, the tolerance of the diameter of the first through round hole is a preset first range value, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is a preset second range value, and the thickness of the second through round hole is 5 mm;
the taper sleeve comprises a taper through hole, the diameter of a first edge of the taper through hole is 45 mm, the tolerance of the diameter of the first edge is a preset third range value, the diameter of a second edge is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm.
Further, the tolerance of the diameter of the first through circular hole is 0.02 mm to 0.045 mm;
the tolerance of the diameter of the second through round hole is 0.035 to 0.06 mm;
the first edge diameter has a tolerance of-0.003 mm to 0.003 mm.
Further, the distance between the axis of the first through round hole and the axis of the second through round hole is not more than 0.015 mm.
Further, an outer edge of the tapered sleeve includes a knurled texture.
Further, the perpendicularity of the first edge end face of the taper sleeve and the axis of the taper through hole is 0.005; and the perpendicularity of the second edge end face of the taper sleeve and the axis of the taper through hole is 0.02.
Further, the measuring cover plate comprises two first connecting holes which are opposite to each other; the taper sleeve comprises two second connecting holes which are opposite to each other; the tool comprises two first connecting pieces, and each first connecting piece is connected with the measuring cover plate and the taper sleeve through a first connecting hole and a second connecting hole respectively;
each first connecting piece comprises a drawing lifting ring, a connecting rod and a spring, and a first limiting nut ring, a second limiting nut ring and a third limiting nut ring are arranged on the connecting rod; the drawing lifting ring is connected with one end of the connecting rod, and the first limiting nut ring is positioned between the drawing lifting ring and the first connecting hole; the second limiting nut ring is positioned between the first connecting hole and the second connecting hole; the other end of the connecting rod is provided with a third limiting nut ring, and the spring is sleeved between the third limiting nut ring and the second connecting hole.
Further, the frock still includes: the base, the seamless steel pipe and the second connecting piece;
the base is connected with the seamless steel pipe; one end of the second connecting piece is connected with the seamless steel pipe, and the other end of the second connecting piece is connected with the taper sleeve.
Further, the second connector comprises a first groove and a second groove; the diameter of the first groove is the same as that of the taper sleeve; the diameter of the second groove is the same as that of the seamless steel pipe.
Further, a third through round hole is formed between the first groove and the second groove of the second connecting piece;
the diameter of the first groove is 78.7 mm, the tolerance of the diameter of the first groove is-0.05 mm to 0.05mm, and the thickness of the first groove is 15 mm; the diameter of the third through round hole is 60 mm, and the thickness of the third through round hole is 7 mm; the diameter of the second groove is 70.3 mm, the tolerance of the diameter of the second groove is-0.1 mm to 0.1 mm, and the thickness is 8 mm.
Further, the base includes a third groove; the diameter of the third groove is the same as that of the seamless steel pipe;
the base further comprises a fourth groove, and a fourth through round hole is formed between the third groove and the fourth groove;
the diameter of the third groove is 70.3 mm, the tolerance of the diameter of the third groove is-0.1 mm to 0.1 mm, and the thickness of the third groove is 10 mm; the diameter of the fourth through round hole is 50 mm, and the thickness of the fourth through round hole is 7 mm; the diameter of the fourth groove is 85 millimeters, and the thickness is 3 millimeters.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock, the frock includes: the device comprises a measuring cover plate, a taper sleeve and a first connecting piece, wherein the measuring cover plate is connected with the taper sleeve through the first connecting piece; the measuring cover plate comprises a first through round hole and a second through round hole, the diameter of the first through round hole is 32 mm, the tolerance of the diameter of the first through round hole is a preset first range value, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is a preset second range value, and the thickness of the second through round hole is 5 mm; the taper sleeve comprises a taper through hole, the diameter of a first edge of the taper through hole is 45 mm, the tolerance of the diameter of the first edge is a preset third range value, the diameter of a second edge is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock for measure 100 kilowatt level micro gas turbine's rotor spindle tapering excircle axial dimensions. During measurement, the fixed end of the main shaft is inserted into the taper sleeve, the taper sleeve is in contact with the conical surface of the main shaft until the taper sleeve is in complete contact with the conical surface of the main shaft, the measuring position of the main shaft is fixed, the measuring cover plate is placed on the specific end face of the main shaft, the first connecting piece is used for connecting the measuring cover plate and the taper sleeve and plays a role of fixing the measuring cover plate, the distance from the upper end face of the measuring cover plate to the upper end face of the taper sleeve is measured by a measuring ruler, and the qualified size is 150.96 +/-0.05 mm. The embodiment of the utility model provides a frock turns into length with the conical surface diameter and calculates the measurement, easy operation, convenient to use. Utilize qualified product preparation frock, measure the work piece in the course of working, solved prior art and can only detect the finished product main shaft, in case detect nonconforming, then need reprocess the problem of processing, improved the efficiency that detects, shortened the processing cycle of main shaft.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a tool for detecting the axial size of a taper excircle of a rotor spindle provided by an embodiment of the present invention;
fig. 2 is a schematic view of a measuring cover plate structure provided in an embodiment of the present invention;
fig. 3 is a schematic structural view of a taper sleeve according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a second connecting member according to an embodiment of the present invention;
fig. 5 is a schematic view of a base structure provided in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the attached drawings, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
fig. 1 is the embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock structural schematic diagram, as shown in fig. 1, the frock includes: the device comprises a measuring cover plate 11, a taper sleeve 22 and a first connecting piece 33, wherein the measuring cover plate and the taper sleeve are connected through the first connecting piece;
the measuring cover plate comprises a first through round hole 111 and a second through round hole 112, the diameter of the first through round hole is 32 mm, the tolerance of the diameter of the first through round hole is a preset first range value, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is a preset second range value, and the thickness of the second through round hole is 5 mm;
the taper sleeve comprises a taper through hole 221, the diameter of a first edge of the taper through hole is 45 mm, the tolerance of the diameter of the first edge is a preset third range value, the diameter of a second edge is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm.
The solid line portion in fig. 1 indicates a detection tool, and the dotted line portion indicates a rotor spindle (hereinafter simply referred to as a spindle). During measurement, the fixed end of the main shaft is inserted into the taper sleeve, the taper sleeve is in contact with the conical surface of the main shaft until the taper sleeve is in complete contact with the conical surface of the main shaft, the measuring position of the main shaft is fixed, the measuring cover plate is placed on the specific end face of the main shaft, the first connecting piece is used for connecting the measuring cover plate and the taper sleeve and plays a role of fixing the measuring cover plate, the distance from the upper end face of the measuring cover plate to the upper end face of the taper sleeve is measured by a measuring ruler, and the qualified size is 150.96 +/-0.05 mm.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock for measure 100 kilowatt level micro gas turbine's rotor spindle tapering excircle axial dimensions. Fig. 2 is a schematic structural view of the measurement cover plate 11 according to an embodiment of the present invention, and as shown in fig. 2, the measurement cover plate 11 includes a first through circular hole 111 and a second through circular hole 112. As shown in fig. 2, the diameter of the first through circular hole is 32+0.02 mm to 32+0.045 mm, that is, the diameter of the first through circular hole is 32 mm, the tolerance of the diameter of the first through circular hole is 0.02 mm to 0.045 mm, and the thickness of the first through circular hole is 10 mm; the diameter of the second through round hole is 40+0.035 mm to 40+0.06 mm, namely the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is 0.035 mm to 0.06 mm, and the thickness of the second through round hole is 5 mm. The roughness of the inner wall of the first through round hole and the inner wall of the second through round hole is Ra1.6. The surface roughness of the measurement cover plate 11 except for the inner walls of the first through round hole and the second through round hole is ra 3.2. The embodiment of the utility model provides an in inject first diameter and the thickness that link up the round hole to and the second link up the diameter and the thickness of round hole, but do not inject measuring the whole shape of apron 11. The overall shape of the measuring cover plate 11 may be circular, square, etc., or may be shaped as shown in fig. 2. The overall shape of the measurement lid plate 11 shown in fig. 2 is such that four square holes are cut at equal intervals on a circular basis, and the other dimensions shown in fig. 2 are merely an example and are not limited to the size of the measurement lid plate 11 shown in fig. 2, on the basis of defining the diameter and thickness of the first through circular hole and the diameter and thickness of the second through circular hole.
Fig. 3 is a schematic structural view of the taper sleeve 22 according to an embodiment of the present invention, as shown in fig. 3, the taper sleeve 22 includes a taper through hole 221, a first edge diameter of the taper through hole 221 is 45 ± 0.003 mm, that is, the first edge diameter of the taper through hole is 45 mm, a tolerance of the first edge diameter is-0.003 mm to 0.003 mm, a second edge diameter is 39 mm, a taper of the taper sleeve is 1:10, and a thickness is 60 mm. The embodiment of the present invention provides a first edge diameter, a second edge diameter, a taper and a thickness of the taper through hole, but does not limit the overall shape of the taper sleeve 22. The overall shape of the tapered sleeve 22 may be circular, square, etc., and as shown in fig. 3, the overall shape of the tapered sleeve 22 is circular. The roughness of the inner wall of the tapered through-hole 221 is ra0.4, the roughness of the plane parallel to the first edge of the tapered through-hole is ra0.8, and the roughness of the other surfaces is ra1.6.
The embodiment of the utility model provides a frock turns into length with the conical surface diameter and calculates the measurement, easy operation, convenient to use. Utilize qualified product preparation frock, measure the work piece in the course of working, solved prior art and can only detect the finished product main shaft, in case detect nonconforming, then need reprocess the problem of processing, improved the efficiency that detects, shortened the processing cycle of main shaft. The distance from the upper end face of the measuring cover plate to the upper end face of the taper sleeve can be measured by using a digital display height gauge with the measuring range of 200 mm, and the qualified size is 150.96 +/-0.05 mm. The taper of the taper sleeve is qualified by three-coordinate detection, and a standard value is determined by a plurality of main shafts qualified by three-coordinate detection, so that the machining allowance of the diameter of the conical surface of the main shaft can be judged by judging the measured size so as to guide the next production. The utility model discloses in, main shaft and the telescopic tapering of tapering are 1:10, therefore, for every 1 mm long measured dimension, there is a machining allowance of 0.1 mm for the spindle taper. The process allowance is interpreted as: in the machining process, redundant metal on the surface to be machined on the workpiece is removed by a machining method to obtain the machined surface required by design, and the thickness of a metal layer reserved (required to be cut off) on the surface of the part is called as machining allowance.
Example 2:
in order to guarantee the accuracy of detecting main shaft tapering excircle axial dimension, the embodiment of the utility model provides an in, the first axle center that link up the round hole and the second distance between the axle center that link up the round hole are not more than 0.015 millimeter.
In order to facilitate taking of the taper sleeve, in the embodiment of the present invention, the outer edge of the taper sleeve includes a knurled texture. It should be noted that the whole outer edge of the taper sleeve can be provided with knurling textures, so that the friction force during taking is increased, and the taper sleeve is convenient to take. Alternatively, portions of the outer edge of the tapered sleeve may be provided with a knurled texture. For example, a knurled texture may be provided on a portion of the outer edge near the second edge of the tapered through hole, or a knurled texture may be provided on a portion of the outer edge near the first edge of the tapered through hole as shown in fig. 3. The embodiment of the present invention does not limit the width of the partial outer edge, and the width 40 mm of the partial outer edge in fig. 3 is only an example.
In order to ensure the accuracy of detecting the axial size of the taper excircle of the main shaft, in the embodiment of the utility model, the verticality between the first edge end surface of the taper sleeve and the axis of the taper through hole is 0.005; and the perpendicularity of the second edge end face of the taper sleeve and the axis of the taper through hole is 0.02.
Example 3:
in order to make the connection between the measuring cover plate 11 and the taper sleeve 22 more secure, on the basis of the above embodiments of the present invention, in the embodiment of the present invention, the measuring cover plate 11 includes two first connection holes 113 opposite to each other; the taper sleeve 22 comprises two second connecting holes 222 which are opposite to each other; the tool comprises two first connecting pieces, and each first connecting piece is connected with the measuring cover plate and the taper sleeve through a first connecting hole and a second connecting hole respectively;
each first connecting piece 33 comprises a drawing lifting ring 331, a connecting rod 332 and a spring 333, wherein the connecting rod 332 is provided with a first limit nut ring 334, a second limit nut ring 335 and a third limit nut ring 336; the drawing bail 331 is connected to one end of the connecting rod 332, and the first limit nut ring 334 is located between the drawing bail 331 and the first connecting hole 113; the second limit nut ring 335 is positioned between the first connection hole 113 and the second connection hole 222; the other end of the connecting rod 332 is provided with the third limit nut ring 336, and the spring 333 is sleeved between the third limit nut ring 336 and the second connecting hole 222.
As shown in fig. 2, the measurement cover 11 includes two first connection holes 113 opposite to each other, wherein the first connection holes 113 may be circular connection holes or U-shaped connection holes as shown in fig. 2. If the overall shape of the measurement lid plate 11 is such that four square holes are cut at equal intervals on a circular basis, the two first connection holes 113 may be provided at positions of the opposite non-cut square holes.
As shown in fig. 3, the tapered sleeve 22 includes two second connection holes 222 on opposite sides, wherein the second connection holes 222 may be U-shaped connection holes or circular connection holes, and the second connection holes 222 shown in fig. 3 are circular connection holes. The second connection hole 222 may be disposed at an outer edge of the tapered sleeve 22 and near the first edge, at an outer edge of the tapered sleeve 22 and near the second edge, or at any position of the outer edge of the tapered sleeve 22. The second connection hole 222 is provided at a different position, and the first connection member is different in length.
The tool for detecting the axial size of the taper excircle of the rotor spindle comprises two first connecting pieces 33, wherein each first connecting piece 33 is connected with the measuring cover plate 11 and the taper sleeve 22 through a first connecting hole 113 and a second connecting hole 222 respectively.
As shown in fig. 1, each of the first connectors 33 includes a pull-out bail 331, a connecting rod 332, and a spring 333, and the connecting rod 332 is provided with a first limit nut ring 334, a second limit nut ring 335, and a third limit nut ring 336.
The pull-out bail 331 is connected with one end of the connecting rod 332, the first stop nut ring 334 is located between the pull-out bail 331 and the first connecting hole 113, and the diameter of the first stop nut ring 334 is greater than the diameter of the first connecting hole 113. The second limit nut ring 335 is located between the first connection hole 113 and the second connection hole 222, preferably, the second limit nut ring 335 is located near the second connection hole 222, and the diameter of the second limit nut ring 335 is greater than the diameter of the second connection hole 222. The other end of the connecting rod 332 is provided with a third limit nut ring 336, and a spring 333 is sleeved between the third limit nut ring 336 and the second connecting hole 222. The diameter of the spring 333 is larger than that of the second coupling hole 222, and the diameter of the third limit nut ring 336 is larger than that of the spring 333.
Adopt the embodiment of the utility model provides a first connecting piece 33's structure can connect and make to measure apron 11 and tapering sleeve 22 and connect more firmly, and then more accurate when making the distance of measuring apron up end to tapering sleeve up end of measuring.
Example 4:
in order to make it more convenient to measure rotor spindle tapering excircle axial dimensions, on the basis of each above-mentioned embodiment the utility model provides an in, as shown in figure 1, the frock still includes: the base 44, the seamless steel tube 55 and the second connecting piece 66;
the base 44 is connected with the seamless steel pipe 55; one end of the second connecting piece 66 is connected with the seamless steel tube 55, and the other end of the second connecting piece 66 is connected with the taper sleeve 22.
The base 44 serves as a support of the rotor spindle taper excircle axial dimension detection tool, the base 44 and the seamless steel tube 55 can be connected in a welding mode, and the height of a welding seam is not more than 2 millimeters. The seamless steel pipe 55 has a hollow structure inside. One end of the second connecting member 66 and the seamless steel pipe 55 can be connected by welding, wherein the height of the welding seam is not more than 2 mm. The other end of the second connector 66 is connected to the tapered sleeve 22. The second connecting member 66 and the taper sleeve 22 may be connected by welding before measurement, or the taper sleeve 22 may be placed on the second connecting member 66 to connect the second connecting member 66 and the taper sleeve 22 when measuring the axial dimension of the taper outer circle of the rotor spindle.
In the embodiment of the present invention, the base 44 is connected to the seamless steel pipe 55; one end of the second connector 66 is connected to the seamless steel pipe 55. During measurement, the taper sleeve 22 is placed on the second connecting piece 66, the fixed end of the main shaft is inserted into the taper sleeve, the taper sleeve is in contact with the conical surface of the main shaft until the taper sleeve is in complete contact with the conical surface of the main shaft, so that the measurement position of the main shaft is fixed, the measurement cover plate is placed on the specific end surface of the main shaft, the first connecting piece is used for connecting the measurement cover plate and the taper sleeve, the effect of fixing the measurement cover plate is achieved, the distance from the upper end surface of the measurement cover plate to the upper end surface of the taper sleeve is measured by a measuring ruler, and the qualified size is 150.96 +/-0.05 mm.
Example 5:
in order to make the second connecting member connect with the taper sleeve and the seamless steel tube tightly, on the basis of the above embodiment, fig. 4 is a schematic structural diagram of the second connecting member provided by the embodiment of the present invention, and the second connecting member 66 includes a first groove 661 and a second groove 662; the diameter of the first groove 661 is the same as the diameter of the tapered sleeve 22; the diameter of the second groove 663 is the same as the diameter of the seamless steel pipe 55.
A third through round hole 663 is further formed between the first groove 661 and the second groove 662 of the second connecting piece 66;
the diameter of the first groove 661 is 78.7 mm, the tolerance of the diameter of the first groove is-0.05 mm to 0.05mm, and the thickness is 15 mm; the diameter of the third through circular hole 663 is 60 mm, and the thickness is 7 mm; the diameter of the second groove 662 is 70.3 mm, the tolerance of the diameter of the second groove is-0.1 mm to 0.1 mm, and the thickness is 8 mm.
In order to connect the seamless steel tube and the base tightly, fig. 5 is a schematic view of a base structure provided by an embodiment of the present invention, and the base 44 includes a third groove 441; the diameter of the third groove 441 is the same as the diameter of the seamless steel pipe 55.
The base further comprises a fourth groove 442, and a fourth through round hole 443 is further arranged between the third groove 441 and the fourth groove 442;
the diameter of the third groove 441 is 70.3 mm, the tolerance of the diameter of the third groove is-0.1 mm to 0.1 mm, and the thickness is 10 mm; the diameter of the fourth through circular hole 443 is 50 mm, and the thickness is 7 mm; the fourth groove 442 has a diameter of 85 mm and a thickness of 3 mm. The roughness of all the surfaces of the second connecting piece and the base is Ra3.2.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock, the frock includes: the device comprises a measuring cover plate, a taper sleeve and a first connecting piece, wherein the measuring cover plate is connected with the taper sleeve through the first connecting piece; the measuring cover plate comprises a first through round hole and a second through round hole, the diameter of the first through round hole is 32 mm, the tolerance of the diameter of the first through round hole is a preset first range value, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is a preset second range value, and the thickness of the second through round hole is 5 mm; the taper sleeve comprises a taper through hole, the diameter of a first edge of the taper through hole is 45 mm, the tolerance of the diameter of the first edge is a preset third range value, the diameter of a second edge is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm.
The embodiment of the utility model provides a rotor spindle tapering excircle axial dimensions detects frock for measure 100 kilowatt level micro gas turbine's rotor spindle tapering excircle axial dimensions. During measurement, the fixed end of the main shaft is inserted into the taper sleeve, the taper sleeve is in contact with the conical surface of the main shaft until the taper sleeve is in complete contact with the conical surface of the main shaft, the measuring position of the main shaft is fixed, the measuring cover plate is placed on the specific end face of the main shaft, the first connecting piece is used for connecting the measuring cover plate and the taper sleeve and plays a role of fixing the measuring cover plate, the distance from the upper end face of the measuring cover plate to the upper end face of the taper sleeve is measured by a measuring ruler, and the qualified size is 150.96 +/-0.05 mm. The embodiment of the utility model provides a frock turns into length with the conical surface diameter and calculates the measurement, easy operation, convenient to use. Utilize qualified product preparation frock, measure the work piece in the course of working, solved prior art and can only detect the finished product main shaft, in case detect nonconforming, then need reprocess the problem of processing, improved the efficiency that detects, shortened the processing cycle of main shaft.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a rotor main shaft tapering excircle axial dimension detects frock which characterized in that, the frock includes: the device comprises a measuring cover plate, a taper sleeve and a first connecting piece, wherein the measuring cover plate is connected with the taper sleeve through the first connecting piece;
the measuring cover plate comprises a first through round hole and a second through round hole, the diameter of the first through round hole is 32 mm, the tolerance of the diameter of the first through round hole is a preset first range value, and the thickness of the first through round hole is 10 mm; the diameter of the second through round hole is 40 mm, the tolerance of the diameter of the second through round hole is a preset second range value, and the thickness of the second through round hole is 5 mm;
the taper sleeve comprises a taper through hole, the diameter of a first edge of the taper through hole is 45 mm, the tolerance of the diameter of the first edge is a preset third range value, the diameter of a second edge is 39 mm, the taper of the taper sleeve is 1:10, and the thickness of the taper sleeve is 60 mm.
2. The tooling of claim 1, wherein the first through circular hole has a diameter with a tolerance of 0.02 mm to 0.045 mm;
the tolerance of the diameter of the second through round hole is 0.035 to 0.06 mm;
the first edge diameter has a tolerance of-0.003 mm to 0.003 mm.
3. The tooling of claim 1, wherein a distance between an axis of the first through circular hole and an axis of the second through circular hole is not greater than 0.015 mm.
4. The tooling of claim 1, wherein an outer edge of the tapered sleeve includes a knurled texture.
5. The tooling of claim 1, wherein the perpendicularity of the first edge end face of the tapered sleeve to the axis of the tapered through hole is 0.005; and the perpendicularity of the second edge end face of the taper sleeve and the axis of the taper through hole is 0.02.
6. The tool according to claim 1, wherein the measuring cover plate comprises two first connecting holes opposite to each other; the taper sleeve comprises two second connecting holes which are opposite to each other; the tool comprises two first connecting pieces, and each first connecting piece is connected with the measuring cover plate and the taper sleeve through a first connecting hole and a second connecting hole respectively;
each first connecting piece comprises a drawing lifting ring, a connecting rod and a spring, and a first limiting nut ring, a second limiting nut ring and a third limiting nut ring are arranged on the connecting rod; the drawing lifting ring is connected with one end of the connecting rod, and the first limiting nut ring is positioned between the drawing lifting ring and the first connecting hole; the second limiting nut ring is positioned between the first connecting hole and the second connecting hole; the other end of the connecting rod is provided with a third limiting nut ring, and the spring is sleeved between the third limiting nut ring and the second connecting hole.
7. The tooling of claim 1, further comprising: the base, the seamless steel pipe and the second connecting piece;
the base is connected with the seamless steel pipe; one end of the second connecting piece is connected with the seamless steel pipe, and the other end of the second connecting piece is connected with the taper sleeve.
8. The tooling of claim 7, wherein the second connector comprises a first groove and a second groove; the diameter of the first groove is the same as that of the taper sleeve; the diameter of the second groove is the same as that of the seamless steel pipe.
9. The tool according to claim 8, wherein a third through round hole is further formed between the first groove and the second groove of the second connecting piece;
the diameter of the first groove is 78.7 mm, the tolerance of the diameter of the first groove is-0.05 mm to 0.05mm, and the thickness of the first groove is 15 mm; the diameter of the third through round hole is 60 mm, and the thickness of the third through round hole is 7 mm; the diameter of the second groove is 70.3 mm, the tolerance of the diameter of the second groove is-0.1 mm to 0.1 mm, and the thickness is 8 mm.
10. The tooling of claim 7, wherein the base includes a third groove; the diameter of the third groove is the same as that of the seamless steel pipe;
the base further comprises a fourth groove, and a fourth through round hole is formed between the third groove and the fourth groove;
the diameter of the third groove is 70.3 mm, the tolerance of the diameter of the third groove is +/-0.1 mm, and the thickness of the third groove is 10 mm; the diameter of the fourth through round hole is 50 mm, and the thickness of the fourth through round hole is 7 mm; the diameter of the fourth groove is 85 millimeters, and the thickness is 3 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267406.1U CN214372130U (en) | 2021-01-29 | 2021-01-29 | Rotor spindle taper excircle axial dimension detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120267406.1U CN214372130U (en) | 2021-01-29 | 2021-01-29 | Rotor spindle taper excircle axial dimension detection tool |
Publications (1)
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| CN214372130U true CN214372130U (en) | 2021-10-08 |
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| CN202120267406.1U Active CN214372130U (en) | 2021-01-29 | 2021-01-29 | Rotor spindle taper excircle axial dimension detection tool |
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