CN103697799A - Plunger pump oil pump cover and oil pump shell assembling checking measuring device - Google Patents
Plunger pump oil pump cover and oil pump shell assembling checking measuring device Download PDFInfo
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- CN103697799A CN103697799A CN201310644277.3A CN201310644277A CN103697799A CN 103697799 A CN103697799 A CN 103697799A CN 201310644277 A CN201310644277 A CN 201310644277A CN 103697799 A CN103697799 A CN 103697799A
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- oil pump
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Abstract
The invention relates to a plunger pump oil pump cover and oil pump shell assembling checking measuring device. The device comprises a support, a measuring unit and a checking unit, wherein the measuring unit is arranged at the top of the support; the checking unit is arranged at the bottom of the support and used for checking the position relationship between an oil pump cover and an oil pump shell; the checking unit is connected with the measuring unit; the checked position relationship of the oil pump cover and the oil pump shell is reflected on the measuring unit. The invention provides the plunger pump oil pump cover and oil pump shell assembling checking measuring device which is applicable to on-site production detection, and convenient to operate, and direct reading is achieved.
Description
Technical field
The invention belongs to engineering goods field of measuring technique, relate to a kind of measurement mechanism of special use, relate in particular to a kind of ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism.
Background technology
Ram pump is widely used in each system, ram pump is under the rotation of rotor, make plunger in plunger cavity, do straight reciprocating motion, cause the cyclical variation of plunger cavity working volume, when rotor rotates continuously, all plungers are worked simultaneously, outlet of plunger pump will form continuous oil stream, under certain fuel delivery, after pump, the size of pressure depends on the size of resistance to flow output (load), after auxiliary follow up piston pump, pressure and controlled pressure are for regulating the inclination angle of swash plate, thereby realize ram pump variable-flow, control.
Therefore, before assembling to the right alignment of oil pump cover and oil pump case, beat and verticality inspection particularly important.In real work, oil pump case and oil pump cover fit together (as shown in Figure 1), are with measuring axle, cannot measure actual numerical value, directly affecting fit-up gap and ram pump fuel feeding efficiency during traditional measurement.
Summary of the invention
In order to solve the above-mentioned technical matters existing in background technology, the invention provides and be a kind ofly applicable to that production scene is detected, directly ram pump oil pump cover and the oil pump case fit-up inspection measurement mechanism of reading and convenient operation.
Technical solution of the present invention is: the invention provides a kind of ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism, its special character is: described ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism comprise bearing, be arranged on the measuring unit at bearing top and be arranged on rest base for checking the inspection unit of oil pump cover and oil pump case position relationship; Described inspection unit is connected with measuring unit and the position relationship between the inspection oil pump cover checking out and oil pump case is embodied on measuring unit.
Above-mentioned inspection unit comprises reference part and inspection part; The bottommost of described reference part and the bottommost of inspection part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously, and described inspection part is connected with measuring unit.
Above-mentioned inspection part comprises lever, gauge rod and spring; Described lever is movably arranged on rest base by bearing pin; One end of described lever is connected with measuring unit by gauge rod, and the other end is connected with rest base by spring; The bottommost of described lever and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
Above-mentioned inspection part also comprises the inspection head that is arranged on lever bottom, and the bottommost of described inspection head and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
The position that above-mentioned gauge rod contacts with lever is cone, and the position that described gauge rod contacts with measuring unit is the face of cylinder; On described gauge rod along gauge rod be axially provided with two-stage step, on described bearing, be provided with screw, described screw is arranged between two-stage step; Described gauge rod is fixed by screws on bearing.
Above-mentioned inspection part also comprises the packing ring being arranged between bearing pin and lever.
Above-mentioned reference part comprises the through hole that is arranged on rest base and runs through rest base, in described through hole, is fixedly installed steel ball, described steel ball stretch out via bottoms and with the bottommost of inspection part under field conditions (factors) in same level.
Above-mentioned ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the positioning component for non-movable piston pump oil pump cover and oil pump case fit-up inspection measurement mechanism and oil pump case; Described positioning component comprises and is arranged on the bottom lining of base bottom and the positioning adapter on socket and bearing; The outside dimension of described positioning adapter and oil pump cover internal diameter are suitable; The internal diameter size of described positioning adapter and bearing outside dimension are clearance fit; Described bearing can freely rotate in positioning adapter; Outside dimension and the oil pump case internal diameter of described bottom lining are suitable; The internal diameter of described bottom lining and bearing interference fit.
Above-mentioned ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the measuring unit support that is arranged on bearing top; Described measuring unit is fixedly installed on bearing top by measuring unit support.
Above-mentioned measuring unit support integral body is half I-shaped shape; Described measuring unit support comprises upper bracket and lower bracket; Described upper bracket and lower bracket are provided with the through hole that runs through measuring unit support; Described measuring unit is through the through hole of upper bracket and lower bracket; Described measuring unit is clock gauge; Described inspection part only leans against on clock gauge.
Advantage of the present invention is:
Ram pump oil pump cover provided by the present invention and oil pump case fit-up inspection measurement mechanism, comprise bearing, positioning adapter and measuring unit; Bearing middle part is provided with dismountable positioning adapter, and rest base is provided with lever, by lever, with bearing pin, is fixedly connected with; Bearing top is provided with measuring unit; The measure setup of ram pump oil pump cover to be measured and oil pump case special measurement device is at the outside surface of positioning adapter and lining.The present invention designs according to lever principle, under the effect of power, can rotate around point of fixity.Solved well ram pump oil pump cover and oil pump case right alignment, beat and squareness measurement problem, and easy to use, reliable and stable, detection efficiency is high, is applicable to production scene batch production.The present invention is a kind of new special measurement device, is applicable to that production scene is detected, detection efficiency is high and the ram pump oil pump cover of convenient operation and oil pump case special measurement device.
Accompanying drawing explanation
Fig. 1 is existing ram pump oil pump cover and oil pump case structural representation;
Fig. 2 is the structural representation of ram pump oil pump cover provided by the present invention and oil pump case fit-up inspection measurement mechanism;
Fig. 3 is the structural representation of bearing of the present invention;
Wherein:
1-lever; 2-straight pin; 3-lining; 4-spring; 5-bearing pin; 6-bearing; 7-dial framework; 8-clock gauge; 9-screw; 11-positioning adapter; 12-gauge rod; 14-packing ring; 16-steel ball.
Embodiment
The invention provides a kind of ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism, ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism comprise bearing 6, be arranged on the measuring unit at bearing 6 tops and be arranged on bearing 6 bottoms for checking the inspection unit of oil pump cover and oil pump case position relationship; Inspection unit is connected with measuring unit and the position relationship between the inspection oil pump cover checking out and oil pump case is embodied on measuring unit.
Inspection unit comprises reference part and inspection part; The bottommost of reference part and the bottommost of inspection part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously, and inspection part is connected with measuring unit.
Inspection part comprises lever 1, gauge rod 12 and spring 4; Lever 1 is movably arranged on bearing 6 bottoms by bearing pin 5; One end of lever 1 is connected with measuring unit by gauge rod 12, and the other end is connected with bearing 6 bottoms by spring 4; The bottommost of lever 1 and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
Inspection part also comprises the inspection head that is arranged on lever 1 bottom, checks that the bottommost of head and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
Gauge rod 12 is cone with the position that lever 1 contacts, and the position that gauge rod 12 contacts with measuring unit is the face of cylinder; On gauge rod 12 along gauge rod 12 be axially provided with two-stage step, on bearing 6, be provided with screw 9, screw 9 is arranged between two-stage step; Gauge rod 12 is fixed on bearing 6 by screw 9.
Inspection part also comprises the packing ring 14 being arranged between bearing pin 5 and lever 1.
Reference part comprises the through hole that is arranged on bearing 6 bottoms and runs through bearing 6 bottoms, is fixedly installed steel ball 16 in through hole, steel ball 16 stretch out via bottoms and with the bottommost of inspection part under field conditions (factors) in same level.
In order to make its measurement more accurate, ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the positioning component for non-movable piston pump oil pump cover and oil pump case fit-up inspection measurement mechanism and oil pump case; Positioning component comprises and is arranged on the bottom lining 3 of base bottom and the positioning adapter 3 on socket and bearing 6; The outside dimension of positioning adapter 11 and oil pump cover internal diameter are suitable; The internal diameter size of positioning adapter 11 and bearing 6 outside dimensions are clearance fit; Bearing 6 can freely rotate in positioning adapter 11; Outside dimension and the oil pump case internal diameter of bottom lining 3 are suitable; Internal diameter and bearing 6 interference fit of bottom lining 3.
Ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the measuring unit support that is arranged on bearing 6 tops; Measuring unit is fixedly installed on bearing 6 tops by measuring unit support.
Measuring unit support integral body is half I-shaped shape; Measuring unit support comprises upper bracket and lower bracket; Upper bracket and lower bracket are provided with the through hole that runs through measuring unit support; Measuring unit is through the through hole of upper bracket and lower bracket; Measuring unit is clock gauge 8; Inspection part only leans against on clock gauge 8.
As shown in FIG. 2 and 3:
Ram pump oil pump cover also comprises that with the measuring unit of oil pump case special measurement device gauge rod 12 is connected by screw 9 with bearing 6; Steel ball 16 packs in bearing 6 holes in order, and screw 9 is screwed into the threaded hole of bearing 6, with fluid sealant, screw 9 is sealed, and guarantees that steel ball 16 freely rotates; Lever 1 packs straight pin 2, spring 4, packing ring 14, bearing pin 5 into, adjusts and makes lever 1 without end play, and guarantee that lever 1 can freely rotate with packing ring 14.
Ram pump oil pump cover of the present invention and oil pump case special measurement device, easy to use, reliable and stable, detection efficiency is high, is applicable to production scene batch production.
The course of work of the present invention is:
1, at oil pump case, divide on food tray backplate is installed, the size by the graphite bearing size apolegamy lining 3 in oil pump case, guarantees that it fits tightly, and then packs in oil pump case;
2, the internal diameter size apolegamy positioning adapter 11 of pressing oil pump cover, guarantees that it fits tightly, and then packs in oil pump cover hole;
3, the oil pump cover with positioning adapter 11 is arranged on oil pump case, bolt is inserted in the hole of oil pump cover and oil pump case, packing ring 14 is installed, the nut of screwing on;
4, clock gauge 8 is fixed on dial framework 7, the dial framework with clock gauge 87 is fixed on the protruding end of bearing 6, clock gauge 8 is contacted with gauge rod 12, with screw 9, tighten respectively;
5, rotate measurement mechanism one circle (360 °) with clock gauge 8, can measure minute right alignment actual value of food tray to center, oil pump cover hole in oil pump case; By displacement and apolegamy oil pump cover, guarantee;
6, fastening nut, and a minute food tray of checking in oil pump case is not more than setting to the right alignment at center, oil pump cover hole.
Claims (10)
1. a ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism, it is characterized in that: described ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism comprise bearing, be arranged on the measuring unit at bearing top and be arranged on rest base for checking the inspection unit of oil pump cover and oil pump case position relationship; Described inspection unit is connected with measuring unit and the position relationship between the inspection oil pump cover checking out and oil pump case is embodied on measuring unit.
2. ram pump oil pump cover according to claim 1 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described inspection unit comprises reference part and inspection part; The bottommost of described reference part and the bottommost of inspection part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously, and described inspection part is connected with measuring unit.
3. ram pump oil pump cover according to claim 2 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described inspection part comprises lever, gauge rod and spring; Described lever is movably arranged on rest base by bearing pin; One end of described lever is connected with measuring unit by gauge rod, and the other end is connected with rest base by spring; The bottommost of described lever and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
4. ram pump oil pump cover according to claim 3 and oil pump case fit-up inspection measurement mechanism, it is characterized in that: described inspection part also comprises the inspection head that is arranged on lever bottom, the bottommost of described inspection head and the bottommost of reference part also only lean against on oil pump cover to be measured under field conditions (factors) in same level simultaneously.
5. ram pump oil pump cover according to claim 4 and oil pump case fit-up inspection measurement mechanism, is characterized in that: the position that described gauge rod contacts with lever is cone, and the position that described gauge rod contacts with measuring unit is the face of cylinder; On described gauge rod along gauge rod be axially provided with two-stage step, on described bearing, be provided with screw, described screw is arranged between two-stage step; Described gauge rod is fixed by screws on bearing.
6. ram pump oil pump cover according to claim 5 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described inspection part also comprises the packing ring being arranged between bearing pin and lever.
7. according to the ram pump oil pump cover described in the arbitrary claim of claim 2-6 and oil pump case fit-up inspection measurement mechanism, it is characterized in that: described reference part comprises the through hole that is arranged on rest base and runs through rest base, in described through hole, be fixedly installed steel ball, described steel ball stretch out via bottoms and with the bottommost of inspection part under field conditions (factors) in same level.
8. ram pump oil pump cover according to claim 7 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the positioning component for non-movable piston pump oil pump cover and oil pump case fit-up inspection measurement mechanism and oil pump case; Described positioning component comprises and is arranged on the bottom lining of base bottom and the positioning adapter on socket and bearing; The outside dimension of described positioning adapter and oil pump cover internal diameter are suitable; The internal diameter size of described positioning adapter and bearing outside dimension are clearance fit; Described bearing can freely rotate in positioning adapter; Outside dimension and the oil pump case internal diameter of described bottom lining are suitable; The internal diameter of described bottom lining and bearing interference fit.
9. ram pump oil pump cover according to claim 8 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described ram pump oil pump cover and oil pump case fit-up inspection measurement mechanism also comprise the measuring unit support that is arranged on bearing top; Described measuring unit is fixedly installed on bearing top by measuring unit support.
10. ram pump oil pump cover according to claim 9 and oil pump case fit-up inspection measurement mechanism, is characterized in that: described measuring unit support integral body is half I-shaped shape; Described measuring unit support comprises upper bracket and lower bracket; Described upper bracket and lower bracket are provided with the through hole that runs through measuring unit support; Described measuring unit is through the through hole of upper bracket and lower bracket; Described measuring unit is clock gauge; Described inspection part only leans against on clock gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644277.3A CN103697799B (en) | 2013-12-02 | 2013-12-02 | Plunger pump oil pump cover and oil pump shell assembly inspection measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310644277.3A CN103697799B (en) | 2013-12-02 | 2013-12-02 | Plunger pump oil pump cover and oil pump shell assembly inspection measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103697799A true CN103697799A (en) | 2014-04-02 |
| CN103697799B CN103697799B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310644277.3A Active CN103697799B (en) | 2013-12-02 | 2013-12-02 | Plunger pump oil pump cover and oil pump shell assembly inspection measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439893A (en) * | 2014-11-09 | 2015-03-25 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for assembling aero-engine precision fit ring-shaped components |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11257906A (en) * | 1998-03-16 | 1999-09-24 | Mitsutoyo Corp | Inside measuring device |
| DE20116188U1 (en) * | 2001-10-02 | 2003-02-13 | Bartel Ralf | Conical bore inspection tool has exchangeable gauge elements |
| CN201429404Y (en) * | 2009-06-29 | 2010-03-24 | 万向集团公司 | Coaxiality check tool for clamp spring groove |
| CN201555553U (en) * | 2009-11-23 | 2010-08-18 | 重庆长安汽车股份有限公司 | Step hole coaxiality detection device |
| CN202393319U (en) * | 2011-12-12 | 2012-08-22 | 昆山恒源机械制造有限公司 | Jumpiness detection tool on bottom of sealing groove |
-
2013
- 2013-12-02 CN CN201310644277.3A patent/CN103697799B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11257906A (en) * | 1998-03-16 | 1999-09-24 | Mitsutoyo Corp | Inside measuring device |
| DE20116188U1 (en) * | 2001-10-02 | 2003-02-13 | Bartel Ralf | Conical bore inspection tool has exchangeable gauge elements |
| CN201429404Y (en) * | 2009-06-29 | 2010-03-24 | 万向集团公司 | Coaxiality check tool for clamp spring groove |
| CN201555553U (en) * | 2009-11-23 | 2010-08-18 | 重庆长安汽车股份有限公司 | Step hole coaxiality detection device |
| CN202393319U (en) * | 2011-12-12 | 2012-08-22 | 昆山恒源机械制造有限公司 | Jumpiness detection tool on bottom of sealing groove |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439893A (en) * | 2014-11-09 | 2015-03-25 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for assembling aero-engine precision fit ring-shaped components |
| CN104439893B (en) * | 2014-11-09 | 2016-10-19 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of assembly method of aero-engine precision-fit ring-shaped component |
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| Publication number | Publication date |
|---|---|
| CN103697799B (en) | 2017-01-04 |
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Inventor after: Li Yanbo Inventor after: Liu Yuhu Inventor after: Cheng Runbao Inventor after: Fan Zhujuan Inventor after: Cui Gang Inventor after: Zhang Xin Inventor before: Li Yanbo Inventor before: Liu Yuhu Inventor before: Cui Gang Inventor before: Zhang Xin Inventor before: Lei Huanyu Inventor before: Cai Bing Inventor before: Bai Lin Inventor before: Fei Xiao |
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