CN105986989A - Mounting method for keyless coupling of compressor - Google Patents
Mounting method for keyless coupling of compressor Download PDFInfo
- Publication number
- CN105986989A CN105986989A CN201510070407.6A CN201510070407A CN105986989A CN 105986989 A CN105986989 A CN 105986989A CN 201510070407 A CN201510070407 A CN 201510070407A CN 105986989 A CN105986989 A CN 105986989A
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- China
- Prior art keywords
- pressure
- wheel hub
- shaft coupling
- connecting shaft
- face
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Abstract
The invention relates to a mounting method for a keyless coupling of a compressor. The keyless coupling comprises two half couplings connected through a bolt. Each half coupling comprises a coupling hub, and a taper hole matched with a journal of a connecting shaft is formed in the inner surface of the end of the coupling hub. The method comprises the following steps that the coupling hubs are mounted on the connecting shaft without O-shaped rings and the connecting shaft with O-shaped rings, and the distance between the end faces of the coupling hubs and the end faces of the connecting shafts are recorded correspondingly; and the theoretical propelling amount of the coupling hubs is calculated, a hydraulic thrusting tool is mounted, the pressure P1 of a low-pressure pump and the pressure P2 of a high-pressure pump are adjusted, pressure values of the high-pressure pump and the low-pressure pump are recorded correspondingly, the diameters of outer circles of the coupling hubs are measured and compared with reference values during dismounting, and the coupling is fixedly locked to the connecting shafts after the position is determined. Compared with the prior art, the mounting method has the advantages of being simple, convenient to implement, accurate in mounting and the like.
Description
Technical field
The present invention relates to a kind of HYCO device compressor, especially relate to the keyless coupler of a kind of compressor
Installation method.
Background technology
The half a coupler of HYCO device compressor is connected with axle without bonded, by axle journal and shaft coupling at present
Tapering interference fit between hole, its tapering is 1:24, and installation completes by high pressure and two oil pumps of low pressure, by
Retaining installation method also neither one standard in external technology, the bevel precision of this shaft coupling is the highest, but
Once installation method does not causes inner surface to pull to cause scrapping to being likely to result in hypertonia in half a coupler wheel hub,
The bad hard dress of Stress control spindle nose damage can cause axle to be scrapped, and this shaft coupling wheel hub is most in import equipment,
Buy spare part and take long enough impact production.
Summary of the invention
Defect that the purpose of the present invention is contemplated to overcome above-mentioned prior art to exist and provide a kind of simple, convenient,
The installation method of the keyless coupler of compressor accurately.
The purpose of the present invention can be achieved through the following technical solutions: the installation of the keyless coupler of a kind of compressor
Method, described keyless coupler includes two half a couplers being bolted, and described half a coupler includes
Shaft coupling wheel hub, the inner surface of this shaft coupling hub end is provided with the taper hole that the axle journal with connecting shaft matches, and it is special
Levying and be, described method comprises the following steps:
(1) it is installed to shaft coupling wheel hub, without in the connecting shaft of O, make wheel hub end face and connecting shaft centrage
Between perpendicularity less than or equal to 0.05mm；
(2) measure the contact area of shaft coupling hub inner surface and connecting shaft outer surface, make contact area be more than
85%；
(3) measure the distance between shaft coupling wheel hub end face and connecting shaft spindle nose end face, be designated as A1；
(4) again shaft coupling wheel hub is installed in the connecting shaft of O, repeat the above steps (1)～step
(3), and by the distance of shaft coupling wheel hub end face Yu O connecting shaft end face it is designated as A2；
(5) the theoretical push-in stroke Z of shaft coupling wheel hub is calculated1: Z1=A2-A1+ L, L are standard values, equipment
Producer is given, owing to material is different and diameter of axle various criterion value is different, and the standard value that this equipment manufacturer is given
L=6.34mm-6.39mm；
(6) shaft coupling wheel hub end face places a dial gauge, observes the amount of movement of wheel hub；
(7) loading onto hydraulic thrust instrument, this hydraulic thrust instrument includes low-lift pump, high-pressure pump and oil propeller,
The angle of rake interior impeller of described oil puts connecting shaft, after compression, more counter turn 90 degrees, makes axial displacement line
Interface is in top, and axial displacement pipeline is connected with low-lift pump, and radially reaming pipeline is connected with high-pressure pump；
(8) low-lift pump pressure P is improved1, make dial gauge indicate 0.5mm, improve high-pressure pump pressure P2, make
Dial gauge returns to zero-bit, repeats this step, until as dial gauge instruction 0.5mm, high-pressure pump pressure P2Reach
1000kg/cm2；Often perform a step pressurize 15min, record high-pressure pump and the force value of low-lift pump；
(9) low-lift pump pressure P is improved1, make dial gauge indicate 1mm, check and record high-pressure pump and low-lift pump
Force value；Improve low-lift pump pressure P1, make dial gauge indicate 2mm, check and record high-pressure pump and low pressure
The force value of pump；By that analogy, until dial gauge reading reaches Z1Value, often performs a step pressurize 15min；
(10) low-lift pump pressure P is kept1Constant, slowly reduce high-pressure pump pressure P2, blood pressure lowering needs lasting 10min,
Work as P2After dropping to 0, keep pressure P1Constant more than 60min, then proceedes to reduce P1To 0, after blood pressure lowering terminates,
Keep 10min, measure distance A now between shaft coupling wheel hub end face and connecting shaft end face3, make axial displacement
Amount Z=A1–A3, and by A3Compare with reference value during dismounting；
(11) measure the outside diameter of shaft coupling wheel hub with outside micrometer, compare with reference value during dismounting,
Confirming that wheel hub can also be retracted after expanding, check between shaft coupling wheel hub end face and the shaft centre line of connecting shaft is vertical
Degree, the amesdial reading on " X " face cannot be greater than 0.05mm；
(12), after location confirmation, make shaft coupling fix and lock onto in connecting shaft.
Shaft coupling wheel hub described in step (1) the most first thoroughly cleans with ethanol, and shaft coupling when recording dismounting
Device wheel hub and the position of connecting shaft.
Shaft coupling hub inner surface described in step (2) uses developer with the contact area of connecting shaft outer surface
Detecting, conventional developer has red lead powder, blue oil etc..
Step (9) and step (10) whole during high-pressure pump pressure P2≤2400kg/cm2, described is low
Press pump pressure P1≤300kg/cm2。
The end face that described " X " face is shaft coupling wheel hub and connecting shaft contacts.
Compared with prior art, the invention have the advantages that
(1) this method installation is used to be not result in that shaft coupling wheel hub fills not in place, or setover, the method
Just sum up through repeatedly installing, have actually used experience.
(2) high-pressure pump uses pressurize method that coupling wheel hub can be made to have sufficiently expansion, it is ensured that shaft coupling profile
Install to the position given by swell increment, be combined closely with axle by the magnitude of interference after slow blood pressure lowering, it is ensured that shaft coupling
Device wheel hub will not produce displacement when low-lift pump pressure release toward spindle nose direction.
(3) this method is that incremental supercharging will not be owing to increasing quickly for internal sealing O
Pressure causes damaging, if internal O damage oil pressure when dismounting cannot raise that and wheel hub can be caused to scrap.
(4) Stress control of high-low pressure oil pump is not result in that shaft coupling wheel hub is excessive due to the too high expansion of P1 oil pressure
Elastic deformation beyond shaft coupling wheel hub causes damaging.
(5) Stress control of low pressure fuel pump is not result in that shaft coupling wheel hub is pressed into by force by low pressure fuel pump, shaft coupling
Device wheel hub can damage interior surface under reasonably not expanding and seal O, and in low pressure fuel pump pressure release
Time shaft coupling wheel hub can produce displacement together along with pressure body, cause being installed to set position.
Accompanying drawing explanation
Fig. 1 is that shaft coupling wheel hub is without assembling schematic diagram in the case of sealing O；
Fig. 2 is that shaft coupling wheel hub assembles schematic diagram in the case of having sealing O；
Fig. 3 is high-low pressure oil pump connection diagram.
Detailed description of the invention
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
The installation method of the keyless coupler of a kind of compressor, described keyless coupler includes two by bolt even
The half a coupler connect, described half a coupler includes shaft coupling wheel hub, and the inner surface of this shaft coupling hub end is provided with
The taper hole matched with the axle journal of connecting shaft, described method comprises the following steps:
(1) shaft coupling wheel hub is the most first thoroughly cleaned with ethanol, and when recording dismounting shaft coupling wheel hub and
The position of connecting shaft.Shaft coupling wheel hub 1 is installed to (does not has O type in groove 3 as described in Figure 1 without O
Circle) connecting shaft 2 on, make perpendicularity between wheel hub end face and connecting shaft centrage less than or equal to 0.05mm；
(2) developer is used to detect the contact area of shaft coupling wheel hub 1 inner surface and connecting shaft 2 outer surface,
Contact area is made to be more than 85%；
(3) measure the distance between shaft coupling wheel hub 1 end face and connecting shaft 2 spindle nose end face, be designated as A1；
(4) again shaft coupling wheel hub 1 is installed in the connecting shaft 2 of O (in groove 3 as shown in Figure 2
O is installed), repeat the above steps (1)～step (3), and by shaft coupling wheel hub end face with O even
The distance of spindle end face is designated as A2；
(5) the theoretical push-in stroke Z of shaft coupling wheel hub is calculated1: Z1=A2-A1(L is a standard value to+L, equipment
Producer is given, owing to material is different and diameter of axle various criterion value is different, and the standard value that this equipment manufacturer is given
L=6.34mm-6.39mm)；
(6) shaft coupling wheel hub 2 end face places a dial gauge, observes the amount of movement of wheel hub；
(7) loading onto hydraulic thrust instrument, this hydraulic thrust instrument includes that low-lift pump 4, high-pressure pump 5 and oil advance
Device, the angle of rake interior impeller of described oil puts connecting shaft, after compression, more counter turn 90 degrees, makes axial position
Move line 6 interface and be in top, axial displacement pipeline 6 is connected with low-lift pump 4, radially reaming pipeline 7 with high
Press pump 5 connects；
(8) low-lift pump pressure P is improved1, make dial gauge indicate 0.5mm, improve high-pressure pump pressure P2, make
Dial gauge returns to zero-bit, repeats this step, until as dial gauge instruction 0.5mm, high-pressure pump pressure P2Reach
1000kg/cm2；Often perform a step pressurize 15min, record high-pressure pump and the force value of low-lift pump；
(9) low-lift pump pressure P is improved1, make dial gauge indicate 1mm, check and record high-pressure pump and low-lift pump
Force value；Improve low-lift pump pressure P1, make dial gauge indicate 2mm, check and record high-pressure pump and low pressure
The force value of pump；By that analogy, until dial gauge reading reaches Z1Value, often performs a step pressurize 15min；
(10) low-lift pump pressure P is kept1Constant, slowly reduce high-pressure pump pressure P2, blood pressure lowering needs lasting 10min,
Work as P2After dropping to 0, keep pressure P1Constant more than 60min, then proceedes to reduce P1To 0, after blood pressure lowering terminates,
Keep 10min, measure distance A now between shaft coupling wheel hub end face and connecting shaft end face3, make axial displacement
Amount Z=A1–A3, and by A3Compare with reference value during dismounting；
Improving P1 when, dial gauge can move, and P2 also can improve automatically.But during to last stages, can
Can not increase by P2, dial gauge also will not move, and at this moment needs to keep P1 constant, manually increases the pressure of P2.Whole
High-pressure pump pressure P during individual2≤2400kg/cm2, described low-lift pump pressure P1≤300kg/cm2。
(11) measure the outside diameter of shaft coupling wheel hub with outside micrometer, compare with reference value during dismounting,
Confirming that wheel hub can also be retracted after expanding, check between shaft coupling wheel hub end face and the shaft centre line of connecting shaft is vertical
Degree, the amesdial reading on " X " face cannot be greater than 0.05mm；
(12), after location confirmation, make shaft coupling fix and lock onto in connecting shaft.
The end face that described " X " face is shaft coupling wheel hub and connecting shaft contacts.
Claims (5)
1. an installation method for the keyless coupler of compressor, described keyless coupler includes that two are passed through spiral shell
Tethering the half a coupler connect, described half a coupler includes shaft coupling wheel hub, the inner surface of this shaft coupling hub end
It is provided with the taper hole that the axle journal with connecting shaft matches, it is characterised in that described method comprises the following steps:
(1) it is installed to shaft coupling wheel hub, without in the connecting shaft of O, make wheel hub end face and connecting shaft centrage
Between perpendicularity less than or equal to 0.05mm；
(2) measure the contact area of shaft coupling hub inner surface and connecting shaft outer surface, make contact area be more than
85%；
(3) measure the distance between shaft coupling wheel hub end face and connecting shaft spindle nose end face, be designated as A1；
(4) again shaft coupling wheel hub is installed in the connecting shaft of O, repeat the above steps (1)～step
(3), and by the distance of shaft coupling wheel hub end face Yu O connecting shaft end face it is designated as A2；
(5) the theoretical push-in stroke Z of shaft coupling wheel hub is calculated1: Z1=A2-A1+ L, L are standard value, standard value
L=6.34mm-6.39mm；
(6) shaft coupling wheel hub end face places dial gauge, observes the amount of movement of wheel hub；
(7) loading onto hydraulic thrust instrument, this hydraulic thrust instrument includes low-lift pump, high-pressure pump and oil propeller,
The angle of rake interior impeller of described oil puts connecting shaft, after compression, more counter turn 90 degrees, makes axial displacement line
Interface is in top, and axial displacement pipeline is connected with low-lift pump, and radially reaming pipeline is connected with high-pressure pump；
(8) low-lift pump pressure P is improved1, make dial gauge indicate 0.5mm, improve high-pressure pump pressure P2, make
Dial gauge returns to zero-bit, repeats this step, until as dial gauge instruction 0.5mm, high-pressure pump pressure P2Reach
1000kg/cm2；Often perform a step pressurize 15min, record high-pressure pump and the force value of low-lift pump；
(9) low-lift pump pressure P is improved1, make dial gauge indicate 1mm, check and record high-pressure pump and low-lift pump
Force value；Improve low-lift pump pressure P1, make dial gauge indicate 2mm, check and record high-pressure pump and low pressure
The force value of pump；By that analogy, until dial gauge reading reaches Z1Value, often performs a step pressurize 15min；
(10) low-lift pump pressure P is kept1Constant, slowly reduce high-pressure pump pressure P2, blood pressure lowering needs lasting 10min,
Work as P2After dropping to 0, keep pressure P1Constant more than 60min, then proceedes to reduce P1To 0, after blood pressure lowering terminates,
Keep 10min, measure distance A now between shaft coupling wheel hub end face and connecting shaft end face3, make axial displacement
Amount Z=A1–A3, and by A3Compare with reference value during dismounting；
(11) measure the outside diameter of shaft coupling wheel hub with outside micrometer, compare with reference value during dismounting,
Confirming that wheel hub can also be retracted after expanding, check between shaft coupling wheel hub end face and the shaft centre line of connecting shaft is vertical
Degree, the amesdial reading on " X " face cannot be greater than 0.05mm；
(12), after location confirmation, make shaft coupling fix and lock onto in connecting shaft.
The installation method of the keyless coupler of a kind of compressor the most according to claim 1, it is characterised in that
Shaft coupling wheel hub described in step (1) the most first thoroughly cleans with ethanol, and coupling wheel when recording dismounting
Hub and the position of connecting shaft.
The installation method of the keyless coupler of a kind of compressor the most according to claim 1, it is characterised in that
Shaft coupling hub inner surface described in step (2) uses developer to carry out with the contact area of connecting shaft outer surface
Detection, described developer is red lead powder or blue oil.
The installation method of the keyless coupler of a kind of compressor the most according to claim 1, it is characterised in that
Step (9) and step (10) whole during high-pressure pump pressure P2≤2400kg/cm2, described low-lift pump
Pressure P1≤300kg/cm2。
The installation method of the keyless coupler of a kind of compressor the most according to claim 1, it is characterised in that
The end face that described " X " face is shaft coupling wheel hub and connecting shaft contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510070407.6A CN105986989B (en) | 2015-02-10 | 2015-02-10 | A kind of installation method of the keyless coupler of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510070407.6A CN105986989B (en) | 2015-02-10 | 2015-02-10 | A kind of installation method of the keyless coupler of compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105986989A true CN105986989A (en) | 2016-10-05 |
| CN105986989B CN105986989B (en) | 2018-07-06 |
Family
ID=57041748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510070407.6A Expired - Fee Related CN105986989B (en) | 2015-02-10 | 2015-02-10 | A kind of installation method of the keyless coupler of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105986989B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107674586A (en) * | 2017-10-06 | 2018-02-09 | 车晋绥 | Scaling scraper bed track developer concocting method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1096162A1 (en) * | 1999-11-01 | 2001-05-02 | Kop-Flex, Inc. | Split spool type flexible coupling |
| CN101216277A (en) * | 2008-01-16 | 2008-07-09 | 中工国际工程股份有限公司 | Axle coupler dedicated tester and method of use thereof |
| CN201913437U (en) * | 2010-11-03 | 2011-08-03 | 江苏新瑞戴维布朗齿轮系统有限公司 | Hydraulic handling device for subway coupling |
| CN102962669A (en) * | 2012-08-10 | 2013-03-13 | 南车南京浦镇车辆有限公司 | Technology for press fitting of coupling |
| CN102983684A (en) * | 2011-09-07 | 2013-03-20 | 五冶集团上海有限公司 | Installation method of split base seat high speed long shaft big motor |
-
2015
- 2015-02-10 CN CN201510070407.6A patent/CN105986989B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1096162A1 (en) * | 1999-11-01 | 2001-05-02 | Kop-Flex, Inc. | Split spool type flexible coupling |
| CN101216277A (en) * | 2008-01-16 | 2008-07-09 | 中工国际工程股份有限公司 | Axle coupler dedicated tester and method of use thereof |
| CN201913437U (en) * | 2010-11-03 | 2011-08-03 | 江苏新瑞戴维布朗齿轮系统有限公司 | Hydraulic handling device for subway coupling |
| CN102983684A (en) * | 2011-09-07 | 2013-03-20 | 五冶集团上海有限公司 | Installation method of split base seat high speed long shaft big motor |
| CN102962669A (en) * | 2012-08-10 | 2013-03-13 | 南车南京浦镇车辆有限公司 | Technology for press fitting of coupling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107674586A (en) * | 2017-10-06 | 2018-02-09 | 车晋绥 | Scaling scraper bed track developer concocting method |
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| Publication number | Publication date |
|---|---|
| CN105986989B (en) | 2018-07-06 |
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Granted publication date: 20180706 Termination date: 20210210 |