CN101581562B - Measuring method and instrument used for assembling and installing locomotive gear cases - Google Patents
Measuring method and instrument used for assembling and installing locomotive gear cases Download PDFInfo
- Publication number
- CN101581562B CN101581562B CN2009100856529A CN200910085652A CN101581562B CN 101581562 B CN101581562 B CN 101581562B CN 2009100856529 A CN2009100856529 A CN 2009100856529A CN 200910085652 A CN200910085652 A CN 200910085652A CN 101581562 B CN101581562 B CN 101581562B
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- steel loop
- bend pipe
- assembling
- connector
- magnetic force
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Abstract
The invention relates to a measuring method and an instrument used for assembling and installing locomotive gear cases, which is characterized in that: the instrument comprises a reverse-U shaped bentpipe, one end of the reverse U-shaped bent pipe is connected with a magnetic stand, and the other end of the bent pipe is connected with a measuring steel loop; the bent pipe is arranged at the verti cal end of one side of the measuring steel loop and also at the vertical end of one side of the magnetic stand, and the two vertical ends are on the same plane; a connector can be arranged at the joint part of the bent pipe and the magnetic stand, one end of the connector is screwed in the screw thread of the magnetic stand, the other end is welded after inserting into the bent pipe; another connector can also be arranged at the joint part of the bent pipe and the measuring steel loop; the two ends of the connector are welded after respectively inserting into the bent pipe and the measuring steel loop. The invention completely satisfies the design requirement, has easy operation, accurate and reliable measuring values, can be applied to the assembling and installation process of the DF4 locomotive gear case and can also be widely applied to the assembling and installation processes of other types of locomotive gear cases.
Description
Technical field
The present invention relates to a kind of measuring method and instrument, particularly about a kind of used for assembling and installing locomotive gear cases measuring method and instrument.
Background technology
In the gear case assembling process; It is vertical at first requiring gear case mid-plane and axle axis; Could guarantee like this has minimum clearance between gear case medial surface and the gear, and then can guarantee locomotive in the turning process, can avoid because gear and gear case come in contact; Cause gear case breakage and gear failure, and major accident takes place.In actual locomotive assembling process; Gear case is fixed on the motor by four coupling bolts; Because the structure of gear case and motor, four planes that gear case contacts with motor be in same plane, so need add the adjustment cushion block during Assembling gear case; It is vertical with axle axis that the gear case mid-plane is guaranteed, so just can guarantee gear case medial surface and the gear side clearance dimensional requirement more than or equal to design theory.
In traditional locomotive assembling process, the thickness of the adjustment cushion block of required interpolation between gear case and the motor mainly is to confirm the standard that neither one is unified according to operator's experience with range estimation.Can not guarantee the vertical of gear case mid-plane and axle axis after tending to like this cause assembling; And under the screwing force effect of coupling bolt; Not only the gap between gear case medial surface and the gear side can't guarantee, also can cause gear case side discontinuity, makes the gear case medial surface produce distortional stress; Have a strong impact on the serviceable life of gear case, and then jeopardize traffic safety.
Summary of the invention
To the problems referred to above, the purpose of this invention is to provide a kind of thickness that can measure the adjustment cushion block exactly, make things convenient for the assembling of installing locomotive gear cases, guarantee the used for assembling and installing locomotive gear cases measuring method and the instrument of locomotive driving security.
For realizing above-mentioned purpose; The present invention takes following technical scheme: a kind of used for assembling and installing locomotive gear cases measuring method and instrument; It is characterized in that: it comprises one " ∩ " shape bend pipe, and said " ∩ " shape bend pipe one end connects a magnetic force gauge stand, and the other end of said bend pipe is connected with one and measures steel loop; Said bend pipe is positioned at the vertical end of said measurement steel loop one side, and the vertical end that is positioned at said magnetic force gauge stand one side with said bend pipe is positioned on the same plane.
The connecting portion of said bend pipe and said magnetic force gauge stand is provided with a connector, and said connector one end screws in the screw thread of said magnetic force gauge stand, and the other end welds after inserting said bend pipe; The connecting portion of said bend pipe and said measurement steel loop is provided with a connector, welds after the two ends of said connector are inserted said bend pipe respectively and measured steel loop.
Two knees of said bend pipe are welded with a reinforcement respectively.
The lateral surface of said measurement steel loop is parallel with upper and lower two absorption surfaces of said magnetic force gauge stand lateral surface, so need after integral solder of the present invention is accomplished, process the lateral surface of measuring steel loop again.
The present invention is owing to take above technical scheme; It has the following advantages: 1, the present invention is owing to be provided with a magnetic force gauge stand and a measurement steel loop; In the actual measurement process; Can pick up the car the wheel medial surface as measuring basis, the magnetic force gauge stand is adsorbed on the wheel medial surface, directly measure then and measure the distance of steel loop lateral surface to the plane of motor connection gear case with survey instrument; Thereby obtain four planes of motor connection gear case and the distance of wheel medial surface indirectly, and after calculating, can more accurately obtain added adjustment pad thickness.2, the present invention is owing to can accurately record the adjustment pad thickness; So the plane is vertical with axle axis between can guaranteeing after the gear case assembling wherein; And then guarantee the minimum spacing between gear case medial surface and the gear side, and avoid gear case suffered extra-stress when connecting motor, also make the gear case side stressed even; Prolong the serviceable life of gear case, guarantee traffic safety.The present invention meets design requirement fully, and is simple to operate, and measured value accurately, reliably can be applied to also can be widely used in the assembling process of other model installing locomotive gear cases in the assembling process of DF4 installing locomotive gear cases.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 is the floor map of Fig. 1
Fig. 3 is gear case present position synoptic diagram when ideal is installed
Fig. 4 is the present invention's required measured dimensions synoptic diagram when actual measurement
Fig. 5 is the present invention's rough schematic view under the actual measurement state
Fig. 6 is the present invention's measuring position synoptic diagram in the ordinary course of things
Fig. 7 is the present invention's measuring position synoptic diagram under special circumstances
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is carried out detailed description.
As shown in Figure 1, the inventive method is based on following understanding: because installing locomotive gear cases is vertical with axle axis in theory; And the locomotive wheel medial surface generally is after locomotive wheel is assembled on the axletree, the wheel medial surface to be processed for guaranteeing its vertical with axle axis again.Therefore; In the actual measurement process, the wheel medial surface of can picking up the car is adsorbed on magnetic force gauge stand of the present invention on the wheel medial surface as measuring basis; Measure the distance on the plane of steel loop lateral surface and motor connection gear case through direct measurement the present invention; Four planes coming to obtain indirectly motor connection gear case can more accurately obtain added adjustment pad thickness to the distance of wheel medial surface after calculating, thereby the plane is vertical with axle axis between guaranteeing after the gear case assembling wherein; And guarantee the minimum spacing between gear case medial surface and the gear side simultaneously; Avoid gear case suffered extra-stress when connecting motor, prolong the serviceable life of gear case, guarantee traffic safety.
The present invention includes magnetic force gauge stand 1, magnetic force gauge stand 1 will have enough suction, and upper and lower two absorption surface A of magnetic force gauge stand 1 lateral surface are even surfaces.Magnetic force gauge stand 1 is connected with one " ∩ " shape bend pipe 2, and bend pipe 2 will have enough toughness and intensity, therefore selects steel pipe for use.For intensity and the rigidity that increases bend pipe 2, be welded with a reinforcement 3 respectively in two knees of bend pipe 2.The other end at bend pipe 2 connects a measurement steel loop 4, and it is for weight reduction that measurement steel loop 4 makes circular one, and the 2nd, measure for ease.Connecting portion at bend pipe 2 and magnetic force gauge stand 1 is provided with a connector 5, and connector 5 one ends screw in the screw thread of magnetic force gauge stand 1, and the other end inserts bend pipe 2 back welding.Be provided with a connector 6 at bend pipe 2 and the connecting portion of measuring steel loop 4, the two ends of connector 6 are inserted bend pipe 2 respectively and are measured steel loop 4 back welding.Bend pipe 2 is positioned at the vertical end 21 of measuring steel loop 4 one sides, and the vertical end 22 that is positioned at magnetic force gauge stand 1 one sides with bend pipe 2 at grade.
As shown in Figure 2; Upper and lower two absorption surface A of magnetic force gauge stand 1 lateral surface and the reference plane of the lateral surface B that measures steel loop 4 for measuring; For upper and lower two the absorption surface A that guarantee magnetic force gauge stand 1 lateral surface and the depth of parallelism of measuring steel loop 4 lateral surface B; In process, should, the present invention again the lateral surface B that measures steel loop 4 be processed after welding completion.The present invention needs the distance between actual measurement A, B two surfaces, supposes that measured value is a.
As shown in Figure 3, gear case 7 according to the perfect condition installation after, the plane C of gear case 7 relative motors 8 and the distance of wheel 9 medial surface D are b, the thickness of the adjustment cushion block that need to add between gear case 7 and the motor 8 is e.
Like Fig. 4, shown in 5, according to above-mentioned two numerical value a, b, just can obtain measuring the distance c between the plane C of lateral surface B and gear case 7 of steel loop 4, i.e. c=b-a (value of c maybe for just also maybe be) for negative.
Before actual installation gear case 7; Magnetic force gauge stand 1 is adsorbed on the medial surface D of wheel 9; Align the lateral surface B that measures steel loop 4 and the plane E of motor 8 relative gear casees 7 then; Need measure the distance between the plane E of the lateral surface B that measures steel loop 4 and motor 8 this moment with measurer, and the actual measured value of supposing this distance is d.
The difference of actual measured value d and above-mentioned resulting numerical value c is exactly the thickness e of this place adjustment cushion block that will add, thus between gear case 7 and the motor 8 the thickness e=d-c of the adjustment cushion block that will add.
In the process of actual installation gear case, the adjustment cushion block all need be added in the position on four planes of motor connection gear case, measures so need the present invention successively be placed on four positions that gear case connects motor respectively.
Like Fig. 4, shown in 6, be the present invention in the ordinary course of things install and measure position, promptly above-mentioned measuring position.
Like Fig. 4, shown in 7; In some cases, after the medial surface D that magnetic force gauge stand 1 of the present invention is adsorbed onto wheel 9 goes up, the plane E that measures steel loop 4 lateral surface B and motor 8 is aligned; Can be adsorbed onto magnetic force gauge stand 1 on the plane E of motor 8 this moment; With after measuring the medial surface D of steel loop 4 lateral surface B and aligning with wheel 9, measure the distance of measuring between steel loop 4 lateral surface B and the wheel 9 medial surface D, the method for its calculating pad thickness afterwards is consistent with foregoing method.
The foregoing description only is used to explain the present invention; Wherein the structure of each parts, the position is set and connected mode all can change to some extent; Every improvement of on the basis of technical scheme of the present invention, carrying out and equivalents all should not got rid of outside protection scope of the present invention.
Claims (3)
1. used for assembling and installing locomotive gear cases survey instrument, it is characterized in that: it comprises an inverted U type bend pipe, and said bend pipe one end connects a magnetic force gauge stand, the other end of said bend pipe is connected with one and measures steel loop; Said bend pipe is positioned at the vertical end of said measurement steel loop one side, and the vertical end that is positioned at said magnetic force gauge stand one side with said bend pipe is positioned on the same plane; The lateral surface of said measurement steel loop is parallel with upper and lower two absorption surfaces of said magnetic force gauge stand lateral surface, need after integral solder is accomplished, process the lateral surface of measuring steel loop again.
2. a kind of used for assembling and installing locomotive gear cases survey instrument as claimed in claim 1; It is characterized in that: the connecting portion of said bend pipe and said magnetic force gauge stand is provided with a connector; Said connector one end screws in the screw thread of said magnetic force gauge stand, and the other end welds after inserting said bend pipe; The connecting portion of said bend pipe and said measurement steel loop is provided with a connector, welds after the two ends of said connector are inserted said bend pipe respectively and measured steel loop.
3. according to claim 1 or claim 2 a kind of used for assembling and installing locomotive gear cases survey instrument, it is characterized in that: two knees of said bend pipe are welded with a reinforcement respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100856529A CN101581562B (en) | 2009-05-27 | 2009-05-27 | Measuring method and instrument used for assembling and installing locomotive gear cases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100856529A CN101581562B (en) | 2009-05-27 | 2009-05-27 | Measuring method and instrument used for assembling and installing locomotive gear cases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101581562A CN101581562A (en) | 2009-11-18 |
| CN101581562B true CN101581562B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100856529A Expired - Fee Related CN101581562B (en) | 2009-05-27 | 2009-05-27 | Measuring method and instrument used for assembling and installing locomotive gear cases |
Country Status (1)
| Country | Link |
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| CN (1) | CN101581562B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550057B (en) * | 2019-08-15 | 2020-10-20 | 成都中车四方轨道车辆有限公司 | Supporting leg of gear box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2728864Y (en) * | 2004-09-29 | 2005-09-28 | 银川机务段科学技术协会科技服务部 | Engine oil leakageproof gear box |
| CN200942714Y (en) * | 2006-07-31 | 2007-09-05 | 南车四方机车车辆股份有限公司 | Pad type height adjusting mechanism |
| CN101117124A (en) * | 2006-07-31 | 2008-02-06 | 南车四方机车车辆股份有限公司 | Tension rod type hanging and height adjusting mechanism |
| CN201497462U (en) * | 2009-05-27 | 2010-06-02 | 北京南口轨道交通机械有限责任公司 | Measuring tool for assembling gearbox of locomotive |
-
2009
- 2009-05-27 CN CN2009100856529A patent/CN101581562B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2728864Y (en) * | 2004-09-29 | 2005-09-28 | 银川机务段科学技术协会科技服务部 | Engine oil leakageproof gear box |
| CN200942714Y (en) * | 2006-07-31 | 2007-09-05 | 南车四方机车车辆股份有限公司 | Pad type height adjusting mechanism |
| CN101117124A (en) * | 2006-07-31 | 2008-02-06 | 南车四方机车车辆股份有限公司 | Tension rod type hanging and height adjusting mechanism |
| CN201497462U (en) * | 2009-05-27 | 2010-06-02 | 北京南口轨道交通机械有限责任公司 | Measuring tool for assembling gearbox of locomotive |
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| Publication number | Publication date |
|---|---|
| CN101581562A (en) | 2009-11-18 |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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Address after: 102202 Beijing city Changping District South Town Road North South Town West No. 584 No. 585 Patentee after: Beijing Zhongche Nankow Machinery Co. Ltd. Address before: 102202 Beijing city Changping District South Town Road North Beijing Nankou rail transportation machinery limited liability company Patentee before: Beijing NanKou Railway Transit Machinery Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20200527 |