CN209802274U - Measuring tool for centering driving shaft and driven shaft - Google Patents
Measuring tool for centering driving shaft and driven shaft Download PDFInfo
- Publication number
- CN209802274U CN209802274U CN201920483692.8U CN201920483692U CN209802274U CN 209802274 U CN209802274 U CN 209802274U CN 201920483692 U CN201920483692 U CN 201920483692U CN 209802274 U CN209802274 U CN 209802274U
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- driving shaft
- shaft
- driven shaft
- centering
- dial indicator
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Abstract
The utility model discloses a measure frock for driving shaft and driven shaft centering, a serial communication port, including support and percentage table, the support is including the dead lever that is used for fixed percentage table measuring rod telescopic bracing piece, with fixed part, joint support pole and the fixed part of driving shaft surface matched with clamp form. The shaft centering measurement center mounting device has the characteristics of simple structure, capability of adapting to different shaft diameters and no limitation of the shaft end space of machine equipment. The utility model discloses a frock adopts the fixed part of thin strip clamp form to be connected fixedly with the driving shaft, is fit for the centering of the mechanical equipment biax line under axle head position and the limited condition in space, and the frock is easy and simple to handle, and centering inspection is directly perceived with the adjustment, and the efficiency of construction is high.
Description
Technical Field
The utility model relates to a technical field is measured to the centering, concretely relates to a measure frock that is used for driving shaft and driven shaft centering.
Background
The dial indicator is a meter-type universal length measuring tool manufactured by utilizing a precise rack and pinion mechanism, the measuring dial is positioned at the end part of the measuring rod, the measuring rod extends into the dial through the measuring rod sleeve, and the measuring rod sleeve is connected with other stable clamping mechanisms.
When ships are built and mechanical equipment is positioned and installed, the axis alignment of a driving shaft and a driven shaft of the mechanical equipment is an important process, and the normal operation of the machinery is directly influenced by the quality of the alignment quality. The conventional dial indicator has the defects that the appearance size of a fixed seat is large, the shape of the fixed seat cannot adapt to the shaft diameters of different driving shafts simultaneously, or the fixed seat has a certain shape, and in the process of centering and measuring the axes of important equipment such as a boiler circulating pump, a boiler feed water pump, a host fuel pump, a rudder oil pump and the like on a ship, the relative measurement space and the position are small, the requirement on axis centering is high, and the situation that the fixed seat of the dial indicator cannot be installed can occur.
Disclosure of Invention
An object of the utility model is to overcome the defect that exists among the prior art, provide a simple structure, can adapt to different diameters of axle, and do not receive the heavy measurement frock that is used for driving shaft and driven shaft of mechanical equipment axle head space restriction.
In order to realize the above purpose, the technical scheme of the utility model a design a measurement frock that is used for driving shaft and driven shaft centering, including support and percentage table, the support is including the dead lever that is used for fixed percentage table measuring rod telescopic bracing piece, with the fixed part of driving shaft surface matched with clamp form, joint support pole and fixed part. This frock passes through the fixed part and the driving shaft fixed connection of clamp form, and the bracing piece and the dead lever of percentage table are fixed on the fixed part, then install the percentage table on the bracing piece, make the measuring stick of percentage table contradict with the driven shaft surface, rotate the driving shaft and observe the reading of percentage table in real time, confirm the skew direction between the diaxon, finally through the relative position of adjustment diaxon, finally make the diaxon concentric value meet the requirements. The utility model discloses a frock adopts the fixed part of thin strip clamp form to be connected fixedly with the driving shaft, is fit for the centering of the mechanical equipment biax line under axle head position and the limited condition in space, and the frock is easy and simple to handle, and centering inspection is directly perceived with the adjustment, and the efficiency of construction is high.
The preferred technical scheme does, the fixed part comprises two at least metal sections and two at least profile modeling sections that elastic metal piece made, the both ends of metal section all are equipped with the hook pin, the both ends of profile modeling section are connected with the both ends of metal section respectively through the hook pin, and one of them metal segment is connected with the dead lever, is equipped with the screw on another metal segment, establishes the bolt in the screw. One part of the annular fixing part is a profiling section which can be attached at will according to the shaft diameter of the driving shaft and is suitable for fixing and attaching the outer walls of the driving shafts with different shaft diameters; the profiling section is connected with the metal section through the hook pin, so that the connection is convenient and fast, the working time is saved, and the working efficiency is improved.
In a further preferred technical scheme, the profiling section is a chain. The chain is provided with the holes, so that the chain can be directly hung on the hook pins at two ends of the metal section, and the installation time of the tool is saved.
In order to further improve the firmness of the combination of the fixing part and the outer wall of the driving shaft, the preferable technical scheme is that a magnetic adsorption strip is arranged on the side surface of the profiling section, which is in contact with the surface of the driving shaft.
In order to improve the measurement accuracy of the dial indicator, reduce errors and keep the measuring rod of the dial indicator perpendicular to the surface of the driven shaft, the supporting rod is arranged on the fixing rod in a penetrating mode and is parallel to the axis of the driving shaft, and the measuring rod of the dial indicator is perpendicular to the axis of the driven shaft. The bracing piece is worn to establish on the dead lever, and the accommodation range of frock has been improved to the length of the regulation bracing piece of being convenient for.
According to a further preferable technical scheme, a bearing is arranged at the end of the supporting rod, and the measuring rod of the dial indicator penetrates through the bearing. The bearing is connected with the measuring rod of the dial indicator, so that the direction of the dial indicator dial can be rotated at will in the measuring process, and measuring personnel can read data conveniently.
In order to enable the dial indicator measuring rod to be combined with the supporting rod more tightly and avoid the dial indicator from sliding up and down to influence data measurement, a further preferable technical scheme is that the inner wall of the bearing is provided with an anti-skidding rubber ring.
The technical scheme is that the dial indicator is a digital dial indicator, the dial indicator is connected with the wireless data transmission module through a data output port, the wireless data transmission module transmits data to the handheld measuring and displaying device in a wireless transmission mode, and the handheld measuring and displaying device automatically calculates the measured data and displays an optimal adjustment scheme. The digital dial indicator is wirelessly connected with the handheld measuring and displaying device through the wireless transmission module, so that the functions of automatic measurement and automatic processing of data are achieved, and the high speed and high efficiency of coaxiality measurement and adjustment are realized.
the utility model has the advantages and the beneficial effects that: the shaft centering measurement center mounting device has the characteristics of simple structure, capability of adapting to different shaft diameters and no limitation of the shaft end space of machine equipment. The utility model adopts the thin strip clamp-shaped fixing part to be connected and fixed with the driving shaft, is suitable for the alignment of two axes of mechanical equipment under the condition of limited shaft end position and space, has simple and convenient tool operation, visual alignment check and adjustment and high construction efficiency; the fixing part is provided with a profiling section, can be attached at will according to the shaft diameter of the driving shaft and is suitable for fixing and attaching the outer walls of the driving shafts with different shaft diameters; the profiling section is connected with the metal section through the hook pin, so that the connection is convenient and fast, the working time is saved, and the working efficiency is improved; the chain is provided with the holes, so that the chain can be directly hung on the hook pins at the two ends of the metal section, and the installation time of the tool is saved; the supporting rod penetrates through the fixed rod, so that the length of the supporting rod can be conveniently adjusted, and the application range of the tool is improved; the dial indicator is connected with the measuring rod of the dial indicator through the bearing, so that the direction of the dial indicator can be rotated at will in the measuring process, and measuring personnel can read data conveniently; the digital dial indicator is wirelessly connected with the handheld measuring and displaying device through the wireless transmission module, so that the functions of automatic measurement and automatic processing of data are achieved, and the high speed and high efficiency of coaxiality measurement and adjustment are realized.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of the centering measurement tool of the present invention;
Fig. 2 is a side view of the structure of fig. 1.
In the figure: 1. a dial indicator; 2. a support bar; 3. a drive shaft; 4. fixing the rod; 5. a metal segment; 6. a hook pin; 7. a bolt; 8. a chain; 9. and a bearing.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2, the utility model relates to a measure frock for driving shaft and driven shaft centering, including support and percentage table 1, the support is including being used for fixed percentage table measuring rod telescopic bracing piece 2, with the fixed part of 3 surface matched with clamps of driving shaft form, joint support pole and the dead lever 4 of fixed part. The fixing part comprises at least two metal sections 5 and at least two profiling sections made of elastic metal sheets, hook pins 6 are arranged at two ends of each metal section, two ends of each profiling section are respectively connected with two ends of each metal section through the hook pins, one metal section is connected with the fixing rod, a screw hole is formed in the other metal section, and a bolt 7 is arranged in the screw hole. The profiling segment is a chain 8. And a magnetic adsorption strip is arranged on the side surface of the chain of the profiling section, which is in contact with the surface of the driving shaft. The end of the supporting rod is provided with a bearing 9, and the measuring rod of the dial indicator penetrates through the bearing. This profile modeling section also can be the spring, and the magnetism adsorbs the strip and can wear to establish in the middle of the spring, and the profile modeling section can also be other flexible material or the subassembly that can laminate mutually with the driving shaft outer wall.
The measuring method of the tool comprises the steps of fixing a fixing part with a chain section on the surface of a driving shaft in a surrounding mode, enabling the chain to be attached, enabling a measuring rod of a dial indicator to vertically abut against the surface of a driven shaft, zeroing the dial indicator to form a reference, marking the position, rotating the driving shaft to the position on the same diameter with the marked position to measure, recording data, taking data of the positions of the outer peripheral surfaces of two ends of the other diameter perpendicular to the diameter, recording a measured value, enabling the deviation between two points on the same diameter to be an offset value between two flanges, adjusting the relative position of two shafts according to the offset value, and finally enabling the concentric values of the two shafts to meet requirements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a measure frock for driving shaft and driven shaft centering, its characterized in that includes support and percentage table, the support is including being used for fixed percentage table measuring rod telescopic bracing piece, with the fixed part of driving shaft surface matched with clamp form, the dead lever of joint support pole and fixed part.
2. The measurement tool for centering of the driving shaft and the driven shaft according to claim 1, wherein the fixing portion is composed of at least two metal sections and at least two profiling sections, the metal sections are made of elastic metal sheets, hook pins are arranged at two ends of each metal section, two ends of each profiling section are respectively connected with two ends of each metal section through the hook pins, one metal section is connected with the fixing rod, a screw hole is formed in the other metal section, and a bolt is arranged in the screw hole.
3. The measurement tool for driving and driven shaft alignment of claim 2, wherein the profiling section is a chain.
4. The measurement tool for the driving shaft and the driven shaft are aligned according to claim 3, wherein a magnetic adsorption strip is arranged on the side face, in contact with the surface of the driving shaft, of the chain of the profiling section.
5. The measurement tool for the driving shaft and the driven shaft are aligned according to claim 4, wherein the support rod penetrates through the fixing rod and is parallel to the axis of the driving shaft, and the dial indicator measuring rod is perpendicular to the axis of the driven shaft.
6. The measurement tool for the driving shaft and the driven shaft are centered according to claim 5, wherein a bearing is arranged at the end of the support rod, and the measuring rod of the dial indicator is arranged in the bearing in a penetrating mode.
7. The measurement tool for the driving shaft and the driven shaft are centered according to claim 6, wherein the inner wall of the bearing is provided with an anti-slip rubber ring.
8. The measurement tool for the driving shaft and the driven shaft alignment according to any one of claims 1 to 7, wherein the dial indicator is a digital dial indicator, the dial indicator is connected with the wireless data transmission module through a data output port, the wireless data transmission module transmits data to the handheld measurement display device in a wireless transmission mode, and the handheld measurement display device automatically operates on the measured data and displays an optimal adjustment scheme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483692.8U CN209802274U (en) | 2019-04-11 | 2019-04-11 | Measuring tool for centering driving shaft and driven shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483692.8U CN209802274U (en) | 2019-04-11 | 2019-04-11 | Measuring tool for centering driving shaft and driven shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209802274U true CN209802274U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483692.8U Active CN209802274U (en) | 2019-04-11 | 2019-04-11 | Measuring tool for centering driving shaft and driven shaft |
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| CN (1) | CN209802274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990690A (en) * | 2019-04-11 | 2019-07-09 | 中船澄西船舶修造有限公司 | A kind of measurement tooling for driving shaft and driven shaft assignment |
| CN114412801A (en) * | 2021-12-15 | 2022-04-29 | 沪东中华造船(集团)有限公司 | Centering device and centering detection method for marine long shafting rigid connection centrifugal pump |
-
2019
- 2019-04-11 CN CN201920483692.8U patent/CN209802274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990690A (en) * | 2019-04-11 | 2019-07-09 | 中船澄西船舶修造有限公司 | A kind of measurement tooling for driving shaft and driven shaft assignment |
| CN114412801A (en) * | 2021-12-15 | 2022-04-29 | 沪东中华造船(集团)有限公司 | Centering device and centering detection method for marine long shafting rigid connection centrifugal pump |
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