CN112432583A - Narrow-spacing spindle centering detection device - Google Patents
Narrow-spacing spindle centering detection device Download PDFInfo
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- CN112432583A CN112432583A CN202011211467.2A CN202011211467A CN112432583A CN 112432583 A CN112432583 A CN 112432583A CN 202011211467 A CN202011211467 A CN 202011211467A CN 112432583 A CN112432583 A CN 112432583A
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000010586 diagram Methods 0.000 description 4
- 210000005069 ears Anatomy 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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Abstract
The invention provides a narrow-spacing main shaft centering detection device, and relates to the technical field of main shaft centering of rotating equipment. The utility model provides a narrow interval main shaft centering detection device, includes first centre gripping subassembly and second centre gripping subassembly, and the second centre gripping subassembly is equipped with two at least connecting rods that are parallel to each other, and arbitrary connecting rod is equipped with at least one percentage table. By adopting the invention, the centering detection precision between the narrow-spacing main shafts can be improved, and the operation is convenient.
Description
Technical Field
The invention relates to the technical field of main shaft centering of rotating equipment, in particular to a narrow-spacing main shaft centering detection device.
Background
The pump is used as power equipment in the water treatment process, plays roles of lifting and conveying sewage and metering medicaments, and has significance that once problems occur in pump equipment in some key links, the pump equipment can be pulled to move the whole body.
The main shaft centering of the pump is always the most important process for installing the rotating equipment, the resistance in the transmission process of the main shaft can be reduced accurately, and the vibration of the equipment is reduced. The shaft spacing between the main shaft of some pumps and the motor or the gear box is too narrow, and even the shaft spacing is less than or equal to 10 mm. Moreover, the main shaft of the pump and the motor or the gear box shaft are provided with gears, so that the erection of a centering tool is hindered, and the gears cannot be used as a reference surface for centering measurement, so that the existing centering tool cannot meet the requirement of the main shaft centering of the rotary equipment pump.
The distance between the main shaft and the motor shaft of the pump is too narrow, a common centering tool is adopted, and the centering precision of the coupler is often reduced due to the influence of the deflection of the tool, so that the centering tool capable of improving the centering precision of the main shaft with the narrow distance needs to be developed in order to ensure the smooth centering work of the main shaft with the narrow distance.
Disclosure of Invention
The invention aims to provide a centering detection device for a narrow-spacing spindle, which can improve the centering detection precision between the narrow-spacing spindles and is convenient to operate.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides a narrow interval main shaft centering detection device, including first centre gripping subassembly and second centre gripping subassembly, above-mentioned second centre gripping subassembly is equipped with two at least connecting rods that are parallel to each other, and arbitrary above-mentioned connecting rod is equipped with at least one percentage table.
Further, in some embodiments of the present invention, any one of the connecting rods is provided with a first fixing block and a second fixing block perpendicular to each other, and the first fixing block and the second fixing block are both provided with mounting holes for mounting the dial indicator.
Further, in some embodiments of the present invention, one of the connecting rods is provided with two of the dial indicators, one of the dial indicators is provided on the first fixing block, and the other of the dial indicators is provided on the second fixing block; the measuring directions of the two dial indicators are mutually vertical.
Further, in some embodiments of the present invention, the fixing device further includes a plurality of first locking bolts, and the first fixing block and the second fixing block are respectively provided with a screw hole communicated with the mounting hole.
Further, in some embodiments of the present invention, the connecting rod is detachably connected to the second clamping assembly.
Further, in some embodiments of the present invention, the above-mentioned device further comprises a first nut, and the above-mentioned second clamping assembly is provided with at least two strip-shaped adjusting holes; the dial indicator is arranged at one end of the connecting rod, and the other end of the connecting rod is provided with an external thread matched with the first nut; the end of the connecting rod provided with the external thread penetrates through the adjusting hole.
Further, in some embodiments of the present invention, the first clamping assembly includes two first hoops detachably connected, and any one of the first hoops is semicircular.
Further, in some embodiments of the present invention, the first locking device further includes a plurality of second locking bolts and second nuts, and any one of the first locking bolts is provided with a through hole.
Further, in some embodiments of the present invention, the second clamping assembly includes two detachably connected second hoops, each of the second hoops is semicircular, and the connecting rod is disposed on the second hoop.
Further, in some embodiments of the present invention, the hoop further includes a plurality of second locking bolts and second nuts, and any one of the second locking bolts is provided with a through hole.
Compared with the prior art, the embodiment of the invention at least has the following advantages or beneficial effects:
the embodiment of the invention provides a narrow-spacing spindle centering detection device which comprises a first clamping assembly and a second clamping assembly, wherein the second clamping assembly is provided with at least two parallel connecting rods, and any one connecting rod is provided with at least one dial indicator.
During actual use, the first clamping assembly is arranged on the driven shaft, the second clamping assembly is arranged on the driving shaft, and the connecting rod is parallel to the axial direction of the driven shaft or the driving shaft; when the parallelism of the driving shaft and the driven shaft is measured to be qualified, the measuring rod of the dial indicator on each connecting rod is arranged to be parallel to the axial direction of the driven shaft or the driving shaft, then the measuring head of the dial indicator is abutted against the side wall of the first clamping assembly close to one side of the second clamping assembly, and the reading pointer of the dial indicator is adjusted to the initial point. And simultaneously rotating the driven shaft and the driving shaft at the same angular speed, reading the reading of the dial indicator when rotating a certain angle, for example, reading the reading of the dial indicator when rotating at 0 degree and at 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the parallelism of the driving shaft and the driven shaft is qualified.
When the concentricity of the driving shaft and the driven shaft is measured to be qualified, the measuring rod of the dial indicator on each connecting rod is arranged to be vertical to the axial direction of the driven shaft or the driving shaft, then the measuring head of the dial indicator is abutted against the outer side wall of the first clamping component, and the reading pointer of the dial indicator is adjusted to the initial point. And simultaneously rotating the driven shaft and the driving shaft at the same angular speed, reading the reading of the dial indicator when rotating a certain angle, for example, reading the reading of the dial indicator when rotating at 0 degree and at 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the concentricity of the driving shaft and the driven shaft is qualified.
So accomplish the centering between the narrow-spacing main shaft and detect, whether qualified and then judge the centering of drive shaft and driven shaft through the concentricity and the depth of parallelism of judging drive shaft and driven shaft, can improve the centering between the narrow-spacing main shaft and detect the precision, the operation of being convenient for.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a narrow-spacing spindle centering detection device provided in an embodiment of the present invention, which is installed after a driving shaft and a driven shaft;
FIG. 2 is an elevation view of a second clamping assembly provided by an embodiment of the present invention;
FIG. 3 is an elevation view of a first clamp assembly provided by an embodiment of the present invention;
fig. 4 is a front view of positions of a first fixing block and a second fixing block according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of positions of the first fixed block and the second fixed block according to an embodiment of the present invention.
Icon: 1-a connecting rod; 2-dial indicator; 3-a first fixed block; 4-a second fixed block; 5-mounting holes; 6-a first locking bolt; 7-screw holes; 8-a regulation hole; 9-external threads; 10-a first nut; 11-a first hoop; 12-a second hoop; 13-a second locking bolt; 14-a second nut; 15-a drive shaft; 16-a driven shaft; 17-a measuring head; 18-a measuring rod; 19-sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "vertical", "horizontal", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, the orientations or positional relationships are only used for convenience in describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "a plurality" represents at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram illustrating a narrow-spacing spindle centering detection device provided in an embodiment of the present invention, installed on a driving shaft 15 and a driven shaft 16; FIG. 2 is an elevation view of a second clamping assembly provided by an embodiment of the present invention; FIG. 3 illustrates a front view of a first clamping assembly provided by an embodiment of the present invention; fig. 4 is a front view illustrating positions of a first fixing block 3 and a second fixing block 4 according to an embodiment of the present invention; fig. 5 is a schematic structural diagram illustrating positions of the first fixing block 3 and the second fixing block 4 according to an embodiment of the present invention.
The embodiment provides a narrow-spacing main shaft centering detection device, including first centre gripping subassembly and second centre gripping subassembly, above-mentioned second centre gripping subassembly is equipped with two at least connecting rods 1 that are parallel to each other, and arbitrary above-mentioned connecting rod 1 is equipped with at least one percentage table 2.
The dial indicator 2 is a gauge-type general length measuring tool made by using a precision rack and pinion mechanism. Generally consists of a measuring head 17, a measuring rod 18, a shockproof spring, a rack, a gear, a hairspring, a round dial, a pointer and the like. Generally be fixed with sleeve 19 on the round dial plate of percentage table 2, measuring stick 18 slides and locates sleeve 19, and in the round dial plate was located to the one end of measuring stick 18, the other end of measuring stick 18 was equipped with measuring head 17, during actual measurement, through measuring head 17 and testee contact, measuring head 17's removal drive measuring stick 18 slides and then drives the pointer skew and be used for the reading in sleeve 19.
In actual use, the first clamping assembly is arranged on the driven shaft 16, the second clamping assembly is arranged on the driving shaft 15, and the connecting rod 1 is parallel to the axial direction of the driven shaft 16 or the driving shaft 15; when the parallelism between the driving shaft 15 and the driven shaft 16 is measured to be qualified, the measuring rod 18 of the dial indicator 2 on each connecting rod 1 is arranged to be parallel to the driven shaft 16 or the driving shaft 15 in the axial direction, then the measuring head 17 of the dial indicator 2 is abutted against the side wall of the first clamping component on the side close to the second clamping component, and the reading pointer of the dial indicator 2 is adjusted to the initial point. And simultaneously rotating the driven shaft 16 and the driving shaft 15 at the same angular speed, reading the reading of the dial indicator 2 when rotating for a certain angle, for example, reading the reading of the dial indicator 2 when rotating for 0 degree, 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the parallelism of the driving shaft 15 and the driven shaft 16 is qualified.
When the concentricity of the driving shaft 15 and the driven shaft 16 is measured to be qualified, the measuring rod 18 of the dial indicator 2 on each connecting rod 1 is arranged to be perpendicular to the axial direction of the driven shaft 16 or the driving shaft 15, then the measuring head 17 of the dial indicator 2 is abutted against the outer side wall of the first clamping component, and the reading pointer of the dial indicator 2 is adjusted to the initial point. And simultaneously rotating the driven shaft 16 and the driving shaft 15 at the same angular speed, reading the reading of the dial indicator 2 when rotating for a certain angle, for example, reading the reading of the dial indicator 2 when rotating for 0 degree, 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the concentricity of the driving shaft 15 and the driven shaft 16 is qualified.
So accomplish the centering between the narrow-spacing main shaft and detect, whether qualified and then judge drive shaft 15 and driven shaft 16 centering through judging the concentricity and the depth of parallelism of drive shaft 15 and driven shaft 16, can improve the centering between the narrow-spacing main shaft and detect the precision, the operation of being convenient for.
The interaxis of drive shaft 15 and driven shaft 16 of this embodiment satisfies the requirement back rethread data analysis adjusts drive shaft 15 and driven shaft 16's centering, if drive shaft 15 and driven shaft 16 are too big at axial numerical value deviation then can use the jack axial to promote the motor that is equipped with drive shaft 15 to adjust, if the motor radial numerical value deviation that is equipped with drive shaft 15 is too big then can adopt hammer etc. to strike the oblique paralleling iron under the motor bottom plate that is equipped with drive shaft 15, thereby change the length of its faying surface and carry out radial adjustment to the motor that is equipped with drive shaft 15, at last the retest of interaxis, until satisfying the requirement.
As shown in fig. 1 to 5, in some embodiments of the present invention, any one of the connection rods 1 is provided with a first fixing block 3 and a second fixing block 4 perpendicular to each other, and the first fixing block 3 and the second fixing block 4 are each provided with a mounting hole 5 for mounting the dial indicator 2.
According to the invention, the first fixing block 3 and the second fixing block 4 are arranged, and the first fixing block 3 and the second fixing block 4 are respectively provided with the mounting hole 5 for mounting the dial indicator 2, so that one dial indicator 2 can be mounted at each mounting hole 5. The specific installation steps are as follows: the sleeve 19 of the dial indicator 2 penetrates through the mounting hole 5, and the dial indicator 2 is mounted on the first fixing block 3 or the second fixing block 4; the first fixed block 3 and the second fixed block 4 are arranged vertically to each other, so that whether the concentricity of the driving shaft 15 and the driven shaft 16 is qualified or not can be measured through the dial indicator 2 arranged on the first fixed block 3; whether the parallelism of the driving shaft 15 and the driven shaft 16 is acceptable can be measured by the dial indicator 2 installed at the second fixed block 4. Optionally, the connecting rod 1 and the first fixing block 3 of this embodiment are horizontally disposed, and the second fixing block 4 is vertically disposed.
As shown in fig. 1 to 5, in some embodiments of the present invention, one of the connecting rods 1 is provided with two of the dial indicators 2, one of the dial indicators 2 is provided on the first fixing block 3, and the other dial indicator 2 is provided on the second fixing block 4; the measuring directions of the two dial indicators 2 are mutually perpendicular.
According to the invention, two dial indicators 2 are arranged on one connecting rod 1, so that when the connecting rod is installed, one dial indicator 2 is used for measuring whether the parallelism of the driving shaft 15 and the driven shaft 16 is qualified, and the other dial indicator 2 is used for measuring whether the concentricity of the driving shaft 15 and the driven shaft 16 is qualified, so that the concentricity and the parallelism can be measured simultaneously when the driving shaft 15 and the driven shaft 16 are rotated, and the measuring efficiency is further improved.
And, optionally, one of the connecting rods 1 is provided with two dial indicators 2, the other connecting rod 1 is provided with one dial indicator 2, the measuring rods 18 of the dial indicators 2 are arranged in parallel with the axial direction of the driven shaft 16 or the driving shaft 15, so that the two measuring rods 18 are symmetrically distributed with the dial indicators 2 in parallel with the axial direction of the driven shaft 16 or the driving shaft 15, each time the driven shaft 16 or the driving shaft 15 rotates for one circle, the measured data in four directions of 0 degrees, 90 degrees, 180 degrees and 270 degrees have 2 groups, and the average value of the 2 groups of data is taken as an actual measured value of the parallelism, so that the influence of the play of the driven shaft 16 or the driving shaft 15 on the centering precision is.
As shown in fig. 1 to 5, in some embodiments of the present invention, the fixing device further includes a plurality of first locking bolts 6, and the first fixing block 3 and the second fixing block 4 are each provided with a screw hole 7 communicating with the mounting hole 5.
Since the position of the measuring rod 18 needs to be adjusted when the dial indicator 2 is installed, so that the measuring head 17 is just abutted to the first clamping component or the second clamping component, the sleeve 19 is fixed in the installation hole 5 by arranging the first locking bolt 6 and the screw hole 7, and screwing one end of the first locking bolt 6 into the screw hole 7 and then abutting against the sleeve 19 after the sleeve 19 is moved along the installation hole 5 to adjust the position of the measuring head 17, so that the sleeve 19 is prevented from moving relative to the installation hole 5 in the detection process, and the detection precision is further improved.
As shown in fig. 1 to 5, in some embodiments of the present invention, the connecting rod 1 is detachably connected to the second clamping assembly. According to the invention, the connecting rod 1 is detachably connected with the second clamping component, so that the second clamping component is convenient to mount, and after the second clamping component is mounted, the connecting rod 1 is mounted on the second clamping component.
As shown in fig. 1-5, in some embodiments of the present invention, the first nut 10 is further included, and the second clamping assembly is provided with at least two strip-shaped adjusting holes 8; the dial indicator 2 is arranged at one end of the connecting rod 1, and the other end of the connecting rod 1 is provided with an external thread 9 matched with the first nut 10; the end of the connecting rod 1 provided with the external thread 9 passes through the adjusting hole 8.
Because the position of the dial indicator 2 needs to be adjusted along the radial direction of the driving shaft 15 or the driven shaft 16 when the dial indicator 2 is installed, the position of the connecting rod 1 can be moved along the adjusting hole 8 to adjust the position of the dial indicator 2 by arranging the strip-shaped adjusting hole 8; after the position of the dial indicator 2 is adjusted, the connecting rod 1 is fixed on the second clamping component by screwing the first nut 10 on the external thread 9.
As shown in fig. 1 to 5, in some embodiments of the present invention, the first clamping assembly includes two first hoops 11 detachably connected, and any one of the first hoops 11 is semicircular. According to the invention, the two first hoops 11 which are detachably connected are arranged, so that when the first clamping assembly is installed, the two first hoops 11 are arranged on the outer side wall of the driven shaft 16 in an encircling manner, and then the two first hoops 11 are connected and fixed. Because the cross section of the driven shaft 16 is generally circular, the first hoop 11 is semicircular, so that the inner side wall of the first hoop 11 is conveniently and tightly attached to the outer side wall of the driven shaft 16, and the stability of the first clamping assembly during working is improved.
As shown in fig. 1 to 5, in some embodiments of the present invention, the first anchor ear 11 further includes a plurality of second lock bolts 13 and second nuts 14, and each of the second lock bolts 13 is provided with a through hole. According to the invention, the second locking bolt 13 and the second nut 14 are arranged, and the through hole is formed in any one first hoop 11, so that after the two first hoops 11 are placed, one end of the second locking bolt 13 respectively penetrates through the through holes of the two first hoops 11, and then the second nut 14 is screwed on the second locking bolt 13, so that the connection between the two first hoops 11 is realized.
It should be noted that the two first anchor ears 11 are connected by bolts only as a preferred embodiment of the present invention, and the present invention is not limited thereto, and in other embodiments, the two first anchor ears 11 may also be connected by snapping, adhering, etc.
As shown in fig. 1 to 5, in some embodiments of the present invention, the second clamping assembly includes two second hoops 12 detachably connected, any one of the second hoops 12 is in a semicircular shape, and the connecting rod 1 is disposed on the second hoop 12.
According to the invention, the two detachably connected second hoops 12 are arranged, so that when the second clamping assembly is installed, the two second hoops 12 are arranged on the outer side wall of the driving shaft 15 in an encircling manner, and then the two second hoops 12 are connected and fixed. Because the cross section of the driving shaft 15 is generally circular, the second hoop 12 is semicircular, so that the inner side wall of the second hoop 12 is tightly attached to the outer side wall of the driving shaft 15, and the stability of the second clamping assembly during working is improved.
As shown in fig. 1 to 5, in some embodiments of the present invention, the second locking bolt 13 and the second nut 14 are further included, and any one of the second locking bolts 12 is provided with a through hole. According to the invention, the second locking bolt 13 and the second nut 14 are arranged, and the through hole is formed in any one of the second hoops 12, so that after the two second hoops 12 are placed, one end of the second locking bolt 13 respectively penetrates through the through holes of the two second hoops 12, and then the second nut 14 is screwed on the second locking bolt 13, so that the connection between the two second hoops 12 is realized.
It should be noted that the two second anchor ears 12 are connected by bolts only as a preferred embodiment of the present embodiment, and the present invention is not limited thereto, and in other embodiments, the two second anchor ears 12 may also be connected by snapping, adhering, etc.
In summary, an embodiment of the present invention provides a narrow-spacing spindle centering detection device, including a first clamping assembly and a second clamping assembly, where the second clamping assembly is provided with at least two parallel connecting rods 1, and any one of the connecting rods 1 is provided with at least one dial indicator 2.
In actual use, the first clamping assembly is arranged on the driven shaft 16, the second clamping assembly is arranged on the driving shaft 15, and the connecting rod 1 is parallel to the axial direction of the driven shaft 16 or the driving shaft 15; when the parallelism between the driving shaft 15 and the driven shaft 16 is measured to be qualified, the measuring rod 18 of the dial indicator 2 on each connecting rod 1 is arranged to be parallel to the driven shaft 16 or the driving shaft 15 in the axial direction, then the measuring head 17 of the dial indicator 2 is abutted against the side wall of the first clamping component on the side close to the second clamping component, and the reading pointer of the dial indicator 2 is adjusted to the initial point. And simultaneously rotating the driven shaft 16 and the driving shaft 15 at the same angular speed, reading the reading of the dial indicator 2 when rotating for a certain angle, for example, reading the reading of the dial indicator 2 when rotating for 0 degree, 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the parallelism of the driving shaft 15 and the driven shaft 16 is qualified.
When the concentricity of the driving shaft 15 and the driven shaft 16 is measured to be qualified, the measuring rod 18 of the dial indicator 2 on each connecting rod 1 is arranged to be perpendicular to the axial direction of the driven shaft 16 or the driving shaft 15, then the measuring head 17 of the dial indicator 2 is abutted against the outer side wall of the first clamping component, and the reading pointer of the dial indicator 2 is adjusted to the initial point. And simultaneously rotating the driven shaft 16 and the driving shaft 15 at the same angular speed, reading the reading of the dial indicator 2 when rotating for a certain angle, for example, reading the reading of the dial indicator 2 when rotating for 0 degree, 90 degrees, 180 degrees and 270 degrees respectively, and analyzing the reading to judge whether the concentricity of the driving shaft 15 and the driven shaft 16 is qualified.
So accomplish the centering between the narrow-spacing main shaft and detect, whether qualified and then judge drive shaft 15 and driven shaft 16 centering through judging the concentricity and the depth of parallelism of drive shaft 15 and driven shaft 16, can improve the centering between the narrow-spacing main shaft and detect the precision, the operation of being convenient for.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a narrow interval main shaft centering detection device which characterized in that: including first centre gripping subassembly and second centre gripping subassembly, the second centre gripping subassembly is equipped with two at least connecting rods that are parallel to each other, arbitrary the connecting rod is equipped with at least one percentage table.
2. The narrow pitch spindle centering detection device of claim 1, wherein: and any connecting rod is provided with a first fixing block and a second fixing block which are perpendicular to each other, and the first fixing block and the second fixing block are both provided with mounting holes for mounting the dial indicator.
3. The narrow pitch spindle centering detection device of claim 2, wherein: one of the connecting rods is provided with two dial indicators, one of the dial indicators is arranged on the first fixed block, and the other dial indicator is arranged on the second fixed block; the measuring directions of the two dial indicators are mutually vertical.
4. The narrow pitch spindle centering detection device of claim 2, wherein: still include a plurality of first locking bolt, first fixed block with the second fixed block all be equipped with the screw of mounting hole intercommunication.
5. The narrow pitch spindle centering detection device of claim 1, wherein: the connecting rod with the second centre gripping subassembly can dismantle the connection.
6. The narrow pitch spindle centering detection device of claim 5, wherein: the second clamping assembly is provided with at least two strip-shaped adjusting holes; the dial indicator is arranged at one end of the connecting rod, and the other end of the connecting rod is provided with an external thread matched with the first nut; the connecting rod is equipped with the one end of external screw thread passes the regulation hole.
7. The narrow pitch spindle centering detection device of claim 1, wherein: the first clamping assembly comprises two first hoops which are detachably connected, and any one of the first hoops is semicircular.
8. The narrow pitch spindle centering detection device of claim 7, wherein: the first hoop is provided with a through hole, and the first hoop is provided with a plurality of first locking bolts and a plurality of second nuts.
9. The narrow pitch spindle centering detection device of claim 1, wherein: the second clamping assembly comprises two second hoops which are detachably connected, the second hoops are semicircular, and the connecting rods are arranged on the second hoops.
10. The narrow pitch spindle centering detection device of claim 9, wherein: the novel hoop further comprises a plurality of second locking bolts and second nuts, and a through hole is formed in each second hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211467.2A CN112432583A (en) | 2020-11-03 | 2020-11-03 | Narrow-spacing spindle centering detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011211467.2A CN112432583A (en) | 2020-11-03 | 2020-11-03 | Narrow-spacing spindle centering detection device |
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| CN112432583A true CN112432583A (en) | 2021-03-02 |
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| CN202011211467.2A Pending CN112432583A (en) | 2020-11-03 | 2020-11-03 | Narrow-spacing spindle centering detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
| CN115008252A (en) * | 2022-06-17 | 2022-09-06 | 无锡知然和精密机械有限公司 | Double-shaft machine tool centering tool and centering method |
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| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
| CN115008252A (en) * | 2022-06-17 | 2022-09-06 | 无锡知然和精密机械有限公司 | Double-shaft machine tool centering tool and centering method |
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