CN219495070U - Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box - Google Patents

Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box Download PDF

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Publication number
CN219495070U
CN219495070U CN202320600002.9U CN202320600002U CN219495070U CN 219495070 U CN219495070 U CN 219495070U CN 202320600002 U CN202320600002 U CN 202320600002U CN 219495070 U CN219495070 U CN 219495070U
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China
Prior art keywords
digital display
display dial
hole
upright post
planet carrier
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CN202320600002.9U
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Chinese (zh)
Inventor
黄正廷
吴伟强
傅旸
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Nanjing Avis Transmission Technology Co ltd
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Nanjing Avis Transmission Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The utility model provides a tool for measuring the diameter of a long-nose cone inner hole of a planet carrier of a wind power gear box, which is characterized in that: the lower surface of the upper cross beam is provided with a supporting surface; a left upright post and a right upright post are fixed on the lower surface of the upper cross beam; the outer side surface of the left upright post is fixedly provided with a center; the digital display dial gauge cushion block is fixed on the inner side surface of the right upright post, the digital display dial gauge is inserted into the transverse through hole of the digital display dial gauge cushion block, and the gauge needle of the digital display dial gauge passes through the transverse through hole of the digital display dial gauge cushion block and the transverse through hole of the right upright post; the bolt is screwed into and passes through the vertical threaded hole and then is propped against the digital display dial indicator; the plane where the supporting surface is located, the plane where the tip of the tip and the axis of the pointer are located are parallel; the supporting surface is contacted with the end face of the long-head inner hole of the planet carrier; the tip of the center and the pointer of the digital display dial indicator are respectively contacted with the inner hole with taper of the long head inner hole of the planet carrier. The utility model provides a measuring tool with high measuring efficiency and low part cost.

Description

Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box
Technical Field
The utility model relates to the field of wind power gear box machining tools, in particular to a measuring tool for the diameter of a long-nose taper inner hole of a planet carrier of a wind power gear box.
Background
Wind power is used as a high-efficiency, safe and renewable clean energy source. At present, the effect of clean energy is more and more important, and corresponding development force is increased in most countries. Up to now, wind power generation has been developed for a long time, and has been generally adopted in China.
The installation quantity of the wind generating set is in an explosion period, so that the processing quality and the efficiency of a core component gearbox inside the wind generating set are important.
The wind power gear box mainly comprises a box body, gears, a planet carrier, bearings, standard components, electric elements and the like, wherein the planet carrier is one of main components of a planetary gear transmission device, a planetary wheel shaft or the bearings are arranged on the planet carrier, because the wind power gear box is various in model, a long-head inner hole of the planet carrier is usually of a fixed size, but a long-head side inner hole orifice of the planet carrier of a certain model is a cylinder of a fixed size, the root of the long-head inner hole is an inner hole with a certain taper, and because the depth of the long-head inner hole of the planet carrier is deeper, after the planet carrier with the taper inner hole is processed, an inspector cannot measure the inner hole with the taper requirement.
In the prior art, after the machining of the planet carrier of the taper inner hole is finished, a workpiece is measured on a three-coordinate measuring instrument. Because the diameter of the inner hole with the taper varies along with the change of the distance from the inner hole end face of the long head, the inner hole with the taper needs to be programmed in a three-coordinate measuring instrument in advance, the distance from a circle with the taper to the long head end face of the planet carrier is set according to the planet carrier of the corresponding machine type, the diameter of the inner hole with the taper measured by the three-coordinate measuring instrument is compared with the actual theoretical size, if the inner hole with the taper is qualified in the tolerance requirement range, and if the inner hole with the taper is not qualified in the tolerance requirement range, the inner hole with the taper is unqualified.
The drawbacks of the above prior art are:
1. the three-coordinate measuring instrument has high measuring cost, and the measuring cost of parts is additionally increased;
2. before the workpiece is measured on a three-coordinate measuring instrument, the workpiece needs to be corrected, so that the time is consumed, and the efficiency is low;
3. the requirements for the taper of the inner hole of the taper of the planet carrier of different types can be different, and a metering program needs to be written in a three-coordinate meter according to the taper of different types.
Disclosure of Invention
The utility model provides a measuring tool for the diameter of a long-nose cone inner hole of a planet carrier of a wind power gear box, and aims to overcome the defects of the prior art.
The technical scheme adopted for solving the technical problems is as follows:
measurement frock of wind-powered electricity generation gear box planet carrier long nose conicity hole diameter, its characterized in that:
the lower surface of the upper cross beam is provided with a supporting surface; a left upright post and a right upright post are fixed on the lower surface of the upper cross beam;
the outer side surface of the left upright post is fixedly provided with a center;
the digital display dial gauge cushion block is fixed on the inner side surface of the right upright post, the digital display dial gauge is inserted into the transverse through hole of the digital display dial gauge cushion block, and the gauge needle of the digital display dial gauge passes through the transverse through hole of the digital display dial gauge cushion block and the transverse through hole of the right upright post; the vertical threaded hole of the digital display dial indicator cushion block is communicated with the transverse through hole of the digital display dial indicator cushion block, and the bolt is screwed into and passes through the vertical threaded hole to tightly prop up the digital display dial indicator;
the plane where the supporting surface is located, the plane where the tip of the tip and the axis of the pointer are located are parallel;
the supporting surface is contacted with the end face of the long-head inner hole of the planet carrier; the tip of the center and the pointer of the digital display dial indicator are respectively contacted with the inner hole with taper of the long head inner hole of the planet carrier.
The lower ends of the left upright post and the right upright post are welded on the lower cross beam.
The left and right sides of the lower surface of the upper cross beam are respectively welded with a process boss, and the lower planes of the two process bosses form a supporting surface.
The center cushion block is welded and fixed on the outer side surface of the left upright post, and external threads arranged on the transverse center are screwed into screw holes formed in the center cushion block.
The utility model has the advantages that:
1. the tool is simple in structure and easy to process and manufacture;
2. the utility model has low manufacturing cost and simple operation;
3. the tool is directly placed on the workpiece planet carrier, so that the processing state of the part can be monitored at any time, and the measuring efficiency is high;
4. the single person can operate, the metering cost of the three-coordinate metering instrument is effectively saved, and the productivity is improved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a state diagram of the present utility model;
fig. 4 is a cross-sectional view A-A of fig. 3.
Detailed Description
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other embodiments may be obtained according to these drawings without inventive effort for a person skilled in the art. In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "bottom," and the like as used in this specification are used in an orientation or positional relationship based on that shown in the drawings, merely to facilitate the description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, 2, 3 and 4:
the main body frame structure of the tool is a frame formed by a lower cross beam 1, a left upright post 2, a right upright post 3 and an upper cross beam 4.
Wherein the lower beam 1 is slightly shorter than the upper beam 4, the heights of the left upright post 2 and the right upright post 3 are consistent, and the four parts of the lower beam 1, the upper beam 4, the left upright post 2, the right upright post 3 and the like are fixed by welding.
The left and right sides of the lower surface of the upper beam 4 are respectively provided with a process boss 5, the process bosses 5 and the upper beam 4 are fixed through welding, and after the welding is finished, a cutter is required to be processed on a machine tool by the lower plane 51 of the process bosses 5, so that the heights of the lower planes 51 of the two process bosses 5 at the two sides are consistent.
The center cushion block 6 is fixed on the outer side surface of the left upright post 2 in a welding mode, the fixed height of the center cushion block is determined according to the depth of a tapered inner hole 173 of a long-head inner hole 171 of the planet carrier 17 to be measured, and an external thread arranged on the transverse center 7 is screwed into a screw hole formed in the center cushion block 6 and then is arranged on the outer side surface of the center cushion block 6.
The digital display dial indicator cushion block 8 is fixed on the inner side surface of the right upright post 3 in a welding mode, the height of the digital display dial indicator cushion block 8 is guaranteed to be consistent with that of the center cushion block 6 introduced before, and the digital display dial indicator cushion block 8 and the center cushion block 6 are symmetrically distributed at 180 degrees.
The digital display dial gauge cushion 8 is provided with a transverse through hole 81 in advance, the right upright post 3 is provided with a transverse through hole 31 at the corresponding position of the transverse through hole 81 in the digital display dial gauge cushion 8, the digital display dial gauge 9 is inserted into the transverse through hole 81 of the digital display dial gauge cushion 8, and the gauge needle 91 of the digital display dial gauge 9 penetrates through the transverse through hole 81 of the digital display dial gauge cushion 8 and the transverse through hole 31 of the right upright post 3. The side of the digital display dial indicator cushion 8 is provided with a vertical threaded hole 82 in advance, the vertical threaded hole 82 is communicated with a transverse through hole 81 of the digital display dial indicator cushion 8, a bolt 10 is screwed to the vertical threaded hole 82 on the digital display dial indicator cushion 8, and the digital display dial indicator 9 is fixed by jacking the digital display dial indicator 8 after the bolt 10 passes through the vertical threaded hole 82.
At this time, the plane where the lower planes 51 of the two process bosses 5 are located, the plane where the tip of the tip 7 and the axis of the pointer 91 are located, are parallel.
The tool is placed directly onto the long head bore end face 170 of the planet carrier 17.
The lower plane 51 of the process boss 5 is directly contacted with the long-head inner hole end face 170 of the planet carrier 17, and the heights of the process bosses 5 at two sides are kept consistent, so that the tooling is horizontal when placed on the planet carrier 17.
The long-head inner hole 171 of the planet carrier 17 is divided into two parts, the upper part is an inner hole 172 without taper, the lower part is an inner hole 173 with taper, and the tip of the center 7 is contacted with the inner hole 173 with taper, so as to play a role of fixing and supporting. The pointer 91 of the digital display dial indicator 9 is in direct contact with the tapered bore 173.
Firstly, preparing a qualified planet carrier which is processed before, placing the tool on a long-head inner hole end face 170 of the planet carrier 17, completely attaching a lower plane 51 of a process step 5 to the long-head inner hole end face 170, enabling a center 7 to prop against a tapered inner hole 173, enabling a thimble 91 of a digital display dial indicator 9 to contact the tapered inner hole 173, recording data, and recording the data as data 1. Then the tool is placed on the long-head inner hole end face 170 of the planet carrier 17 to be measured, the lower plane 51 of the process step 5 is completely stuck on the long-head inner hole end face 170, the center 7 is propped against the inner hole 173 with taper, the center 91 of the digital display dial indicator 9 is contacted with the inner hole 173 with taper, data are recorded, and the data are recorded as data 2. And comparing the data 1 with the data 2, if the difference is within a specified difference range, judging whether the data is qualified or not, and if not, judging whether the data is unqualified. In this way, it is possible to quickly determine whether the inner diameter of the tapered inner bore 173 of the planet carrier 17 to be measured is within a reasonable range of requirements.
By using the tool, the qualified state of the taper inner hole of the planet carrier can be effectively detected, and the result can be known at any time by measuring at any time. And the tool can be used on a workbench of a machine tool, and if unqualified is detected, the tool can be repaired on the machine tool. The time of part secondary clamping is reduced, and the efficiency of part processing is effectively improved. The tool does not need to use a three-coordinate measuring instrument to measure the tapered inner hole of the planet carrier, and can directly measure the diameter deviation of the tapered inner hole only by the tool, so that whether the taper is qualified or not can be judged. The three-coordinate measuring instrument is not needed to measure, and the measuring cost of parts is saved. The tool can be realized only by manual work, the taper speed of the inner hole of the long head is fast, and the metering efficiency of the part is improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (4)

1. Measurement frock of wind-powered electricity generation gear box planet carrier long nose conicity hole diameter, its characterized in that: the lower surface of the upper cross beam is provided with a supporting surface; a left upright post and a right upright post are fixed on the lower surface of the upper cross beam; the outer side surface of the left upright post is fixedly provided with a center; the digital display dial gauge cushion block is fixed on the inner side surface of the right upright post, the digital display dial gauge is inserted into the transverse through hole of the digital display dial gauge cushion block, and the gauge needle of the digital display dial gauge passes through the transverse through hole of the digital display dial gauge cushion block and the transverse through hole of the right upright post; the vertical threaded hole of the digital display dial indicator cushion block is communicated with the transverse through hole of the digital display dial indicator cushion block, and the bolt is screwed into and passes through the vertical threaded hole to tightly prop up the digital display dial indicator; the plane where the supporting surface is located, the plane where the tip of the tip and the axis of the pointer are located are parallel; the supporting surface is contacted with the end face of the long-head inner hole of the planet carrier; the tip of the center and the pointer of the digital display dial indicator are respectively contacted with the inner hole with taper of the long head inner hole of the planet carrier.
2. The tool for measuring the diameter of the long-nose cone inner hole of the planet carrier of the wind power gear box according to claim 1, wherein the tool comprises the following components: the lower ends of the left upright post and the right upright post are welded on the lower cross beam.
3. The tool for measuring the diameter of the long-nose cone inner hole of the planet carrier of the wind power gear box according to claim 1, wherein the tool comprises the following components: the left and right sides of the lower surface of the upper cross beam are respectively welded with a process boss, and the lower planes of the two process bosses form a supporting surface.
4. The tool for measuring the diameter of the long-nose cone inner hole of the planet carrier of the wind power gear box according to claim 1, wherein the tool comprises the following components: the center cushion block is welded and fixed on the outer side surface of the left upright post, and external threads arranged on the transverse center are screwed into screw holes formed in the center cushion block.
CN202320600002.9U 2023-03-23 2023-03-23 Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box Active CN219495070U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320600002.9U CN219495070U (en) 2023-03-23 2023-03-23 Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320600002.9U CN219495070U (en) 2023-03-23 2023-03-23 Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box

Publications (1)

Publication Number Publication Date
CN219495070U true CN219495070U (en) 2023-08-08

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ID=87479218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320600002.9U Active CN219495070U (en) 2023-03-23 2023-03-23 Tool for measuring diameter of long-nose cone inner hole of planet carrier of wind power gear box

Country Status (1)

Country Link
CN (1) CN219495070U (en)

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