CN106624069A - Clamp for drilled inclined oil hole in pump body of internal gear pump - Google Patents
Clamp for drilled inclined oil hole in pump body of internal gear pump Download PDFInfo
- Publication number
- CN106624069A CN106624069A CN201710029845.7A CN201710029845A CN106624069A CN 106624069 A CN106624069 A CN 106624069A CN 201710029845 A CN201710029845 A CN 201710029845A CN 106624069 A CN106624069 A CN 106624069A
- Authority
- CN
- China
- Prior art keywords
- gear pump
- pump housing
- crescent gear
- drill bushing
- oil hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
- B23B47/281—Jigs for drilling cylindrical parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a clamp for a drilled inclined oil hole in a pump body of an internal gear pump. The clamp comprises a clamp body for mounting the pump body of the internal gear pump; the clamp body is provided with a mounting device for positioning the pump body of the internal gear pump; the clamp further comprises a drilling sleeve for determining the axis position of a drilling bit of the drilled inclined oil hole and a drilling sleeve seat for positioning the drilling sleeve; a drilling sleeve mounting hole for mounting the drilling sleeve seat is arranged in the middle of the clamp body; an inclined drilling sleeve mounting hole is formed in the tail end of the drilling sleeve seat; and the axis of the drilling sleeve mounting hole and the axis of the drilled inclined oil hole of the pump body of the internal gear pump are located on the same axis. According to the clamp disclosed by the invention, a rotary direction of the inclined oil hole in the inclined direction of the pump body of the internal gear pump is changed to be inclined toward the drilled inclined oil hole in the vertical direction of the pump body of the internal gear pump, so that the risk that the inclination angle of an operator is not properly adjusted is avoided and the drilling position precision is greatly improved.
Description
Technical field
The present invention relates to inside engaged gear pump technical field, relates generally to a kind of crescent gear pump pump housing and bores inclined oil hole of air folder
Tool.
Background technology
The pump housing gusset of crescent gear pump is provided with fuel feed hole, and the axis of fuel feed hole is with the axis out of plumb of the pump housing but has
There is certain angle of inclination, fuel feed hole needs to be carried out attacking brill processing with rig；Due to lacking suitable fixture, the oil-feed of the pump housing
Hole machined has that fixing is troublesome and it is relatively low to attack brill working (machining) efficiency.The existing intermeshing gear pump pump housing bores the fixture of inclined oil hole of air
It is not only inefficient, and complex structure, installation difficulty.
The content of the invention
The technical problem to be solved is to provide a kind of simple structure, easy for installation, by the conversion of inclined oilhole
Angle is vertical direction, and the crescent gear pump pump housing for improving drilling accuracy bores inclined oil hole of air fixture.
The technical problem to be solved can adopt the following technical scheme that to realize：
A kind of crescent gear pump pump housing bores inclined oil hole of air fixture, including the clamp body of the installation crescent gear pump pump housing,
The erecting device positioned to the crescent gear pump pump housing is provided with the clamp body；Characterized in that, also including determining
Bore the drill bushing of the drill axis position of inclined oil hole of air, the drill bushing seat positioned to the drill bushing；Arrange in the middle part of the clamp body
There is the drill bushing seat installing hole of the installation drill bushing seat, the clamp body side is provided with one the drill bushing seat is fixed on into institute
State the fixing device in drill bushing seat installing hole；The drill bushing seat end is provided with an inclined drill bushing installing hole, the drill bushing
The axis of installing hole bores inclined oil hole of air axis on the same line with the crescent gear pump pump housing.
In a preferred embodiment of the invention, the clamp body includes into an inclined installed part and a water of angle
Flat fixture, the crescent gear pump pump housing is arranged on the installed part.
In a preferred embodiment of the invention, the erecting device includes alignment pin and boss.
In a preferred embodiment of the invention, arrange in the oil port of the crescent gear pump pump housing in the installed part
There is the location hole of one and oilhole coaxial line, positioned by the alignment pin with the oilhole junction in the location hole.
In a preferred embodiment of the invention, the boss is arranged on installed part outside, the boss with it is interior
The groove just clamping of the intermeshing gear pump pump housing.
In a preferred embodiment of the invention, axial direction of the length of the drill bushing seat more than the crescent gear pump pump housing
The thickness sum of size and installed part.
In a preferred embodiment of the invention, it is each provided with one between the installed part two ends and fixture vertical
Reinforcement.
The invention has the beneficial effects as follows：A kind of crescent gear pump pump housing bores inclined oil hole of air fixture, by crescent gear pump pump
Body incline direction inclined oil hole of air gyrobearing is changed into inclining crescent gear pump pump housing vertical direction and bores inclined oil hole of air, it is to avoid operator
Member angle of inclination adjusts improperly risk, substantially increases bore position precision；In boring grab and crescent gear pump pump
Many places positioning is carried out on body to fix, and reduces the position error of inclined oil hole of air and drill bit.
Description of the drawings
Fig. 1 is a kind of structural representation of crescent gear pump pump housing of the invention；
Fig. 2 is the structure sectional view that a kind of crescent gear pump pump housing of the invention bores inclined oil hole of air fixture；
Fig. 3 is the right view of the clamp body that a kind of crescent gear pump pump housing of the invention bores inclined oil hole of air fixture；
Fig. 4 is the top view of the drill bushing seat that a kind of crescent gear pump pump housing of the invention bores inclined oil hole of air fixture；
Fig. 5 is the structure sectional view of the two of the embodiment of the present invention；
Fig. 6 is the right view of the clamp body of the two of the embodiment of the present invention；
Fig. 7 is the top view of the drill bushing seat of the two of the embodiment of the present invention.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to Fig. 1, what is be given in figure is a kind of crescent gear pump 100, and it is by pump case 110, pump cover 120, internal messing tooth
Wheel set 130, input shaft 140, bearing disk component, flange cap assemblies and rear case component are constituted.
Referring to Fig. 2 to Fig. 4, what is be given in figure is that a kind of crescent gear pump pump housing bores inclined oil hole of air fixture 200, including installation
The clamp body 210 of the crescent gear pump pump housing 100；Clamp body 210 includes into an inclined installed part 211 and a level of angle
Fixture 212, a vertical reinforcement, crescent gear pump are each provided between the two ends of installed part 211 and fixture 212
The pump housing 100 is arranged on installed part 211.Also include determining the drill bushing 220 of the drill axis position for boring inclined oil hole of air 150 and to drill bushing
The 220 drill bushing seats 230 for being positioned, the length of drill bushing seat 230 is more than the axial dimension of the crescent gear pump pump housing 100 and installs
The thickness sum of part 211；The end of drill bushing seat 230 is provided with an inclined drill bushing installing hole 231, the axle of drill bushing installing hole 231
Line bores the axis of inclined oil hole of air 150 on the same line with the crescent gear pump pump housing 100, is easy to directly drilling.
The erecting device positioned to the crescent gear pump pump housing 100, erecting device bag are provided with clamp body 210
Include alignment pin 212 and boss 213；The oil port of the crescent gear pump pump housing 100 is provided with one in installed part 211 same with oilhole
The location hole 214 of axis, is positioned with oilhole junction in location hole 214 by alignment pin 212；Boss 213 is arranged on peace
The outside of piece installing 211, boss 213 and the just clamping of groove 160 of the crescent gear pump pump housing 100.It is provided with the middle part of clamp body 210
The one drill bushing seat installing hole 215 for installing drill bushing seat 230, is provided with one and drill bushing seat 230 is fixed on into drill bushing in the side of clamp body 210
Fixing device in seat installing hole 215.
Installed part 211 is 65 degree with the angle of fixture 212, and drill bushing seat 230 is vertical with installed part 211, and drill bushing seat is installed
Hole 215 is a screwed hole, by the position of drill bushing 220 in the inner side of installed part 211 is provided with the screw-in screwed hole of a hex bolts 240
It is fixed；A pad 250 is provided between hex bolts 240 and installed part 211, makes hex bolts 240 even closer
Locking drill bushing seat 230.Gap, the i.e. length of boss 213 are also left between this outer lug boss 213 and the crescent gear pump pump housing 100
Less than the depth of the facing groove 160 of the crescent gear pump pump housing 100, can avoid bore inclined oil hole of air 150 when boss 213 to groove
160 frictions cause to damage.
Referring to Fig. 5 to Fig. 7, the 2 300 of the embodiment of the present invention, including clamp body 310, drill bushing 320, drill bushing seat 330, positioning
Pin 340.Unlike boring inclined oil hole of air fixture 200 from the crescent gear pump pump housing, installed part 311 is with the angle of fixture 312
60 degree, the horizontal positioned of drill bushing seat 330, i.e. drill bushing seat installing hole 313 are also horizontally disposed；It is perpendicular at the middle part of drill bushing seat installing hole 313
To narrow drill bushing seat location hole 314 is provided with, a straight pin 350 is provided with drill bushing seat location hole 313 to be carried out admittedly Nogata
It is fixed；The length of straight pin 350 is more than the radial dimension of drill bushing seat 330, and the drill bushing seat that is smaller in size than of drill bushing seat location hole 314 is installed
The radius in hole 313.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and specification this
The principle of invention, of the invention without departing from the spirit and scope of the present invention also to have various changes and modifications, these changes
Change and improvement is both fallen within scope of the claimed invention.The claimed scope of the invention is by appending claims and together
Define Deng thing.
Claims (7)
1. a kind of crescent gear pump pump housing bores inclined oil hole of air fixture, including the clamp body of the installation crescent gear pump pump housing, in institute
State and the erecting device positioned to the crescent gear pump pump housing is provided with clamp body；Bore characterized in that, also including determining
The drill bushing of the drill axis position of inclined oil hole of air, the drill bushing seat that the drill bushing is positioned；It is provided with the middle part of the clamp body
The one drill bushing seat installing hole for installing the drill bushing seat, the clamp body side be provided with one the drill bushing seat is fixed on it is described
Fixing device in drill bushing seat installing hole；The drill bushing seat end is provided with an inclined drill bushing installing hole, the drill bushing peace
The axis in dress hole bores inclined oil hole of air axis on the same line with the crescent gear pump pump housing.
2. a kind of crescent gear pump pump housing as claimed in claim 1 bores inclined oil hole of air fixture, it is characterised in that the clamp body
Including the inclined installed part into angle and the fixture of a level, the crescent gear pump pump housing is arranged on the installed part
On.
3. a kind of crescent gear pump pump housing as claimed in claim 1 bores inclined oil hole of air fixture, it is characterised in that the installation dress
Put including alignment pin and boss.
4. a kind of crescent gear pump pump housing as claimed in claim 2 bores inclined oil hole of air fixture, it is characterised in that in the installation
Part is provided with the location hole of one and oilhole coaxial line in the oil port of the crescent gear pump pump housing, in the location hole and the oil
Hole junction is positioned by the alignment pin.
5. a kind of crescent gear pump pump housing as claimed in claim 3 bores inclined oil hole of air fixture, it is characterised in that the boss sets
Put on the outside of the installed part, the boss and the groove just clamping of the crescent gear pump pump housing.
6. a kind of crescent gear pump pump housing as claimed in claim 1 bores inclined oil hole of air fixture, it is characterised in that the drill bushing seat
Length more than axial dimension and the installed part of the crescent gear pump pump housing thickness sum.
7. a kind of crescent gear pump pump housing as claimed in claim 2 bores inclined oil hole of air fixture, it is characterised in that in the installation
A vertical reinforcement is each provided between part two ends and fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029845.7A CN106624069A (en) | 2017-01-03 | 2017-01-03 | Clamp for drilled inclined oil hole in pump body of internal gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029845.7A CN106624069A (en) | 2017-01-03 | 2017-01-03 | Clamp for drilled inclined oil hole in pump body of internal gear pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624069A true CN106624069A (en) | 2017-05-10 |
Family
ID=58840490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029845.7A Pending CN106624069A (en) | 2017-01-03 | 2017-01-03 | Clamp for drilled inclined oil hole in pump body of internal gear pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624069A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526821A (en) * | 2018-04-03 | 2018-09-14 | 江苏真鹿科技有限公司 | A kind of processing method of the engine oil pump of internal combustion engine pump housing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394712B1 (en) * | 2001-03-15 | 2002-05-28 | Simp'l Products, Inc | Fixture for clamping work pieces for drilling and making pocket hole joints |
| CN201389650Y (en) * | 2009-03-20 | 2010-01-27 | 常州天山重工机械有限公司 | Clamping fixture used for assisting radial drilling machine in processing inclined holes |
| CN203304634U (en) * | 2013-04-28 | 2013-11-27 | 安徽蓝博旺机械集团液压流体机械有限责任公司 | Drill jig tool for large surface inclined holes of control valve body of forklift speed changing box |
| CN203470952U (en) * | 2013-10-12 | 2014-03-12 | 江苏路通汽车工业技术有限公司 | Workpiece bevel face drilling device |
| CN103769877A (en) * | 2012-10-24 | 2014-05-07 | 西安志越机电科技有限公司 | Disk workpiece inclined hole drilling clamp |
| CN204584356U (en) * | 2015-01-27 | 2015-08-26 | 浙江铂达科技有限公司 | A kind of rat holing frock |
| CN206653003U (en) * | 2017-01-03 | 2017-11-21 | 湖南湘衡泵业有限责任公司 | A kind of crescent gear pump pump housing bores inclined oil hole of air fixture |
-
2017
- 2017-01-03 CN CN201710029845.7A patent/CN106624069A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394712B1 (en) * | 2001-03-15 | 2002-05-28 | Simp'l Products, Inc | Fixture for clamping work pieces for drilling and making pocket hole joints |
| CN201389650Y (en) * | 2009-03-20 | 2010-01-27 | 常州天山重工机械有限公司 | Clamping fixture used for assisting radial drilling machine in processing inclined holes |
| CN103769877A (en) * | 2012-10-24 | 2014-05-07 | 西安志越机电科技有限公司 | Disk workpiece inclined hole drilling clamp |
| CN203304634U (en) * | 2013-04-28 | 2013-11-27 | 安徽蓝博旺机械集团液压流体机械有限责任公司 | Drill jig tool for large surface inclined holes of control valve body of forklift speed changing box |
| CN203470952U (en) * | 2013-10-12 | 2014-03-12 | 江苏路通汽车工业技术有限公司 | Workpiece bevel face drilling device |
| CN204584356U (en) * | 2015-01-27 | 2015-08-26 | 浙江铂达科技有限公司 | A kind of rat holing frock |
| CN206653003U (en) * | 2017-01-03 | 2017-11-21 | 湖南湘衡泵业有限责任公司 | A kind of crescent gear pump pump housing bores inclined oil hole of air fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526821A (en) * | 2018-04-03 | 2018-09-14 | 江苏真鹿科技有限公司 | A kind of processing method of the engine oil pump of internal combustion engine pump housing |
| CN108526821B (en) * | 2018-04-03 | 2024-03-22 | 江苏真鹿科技有限公司 | Method for processing engine oil pump body of internal combustion engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |