CN207223423U - The cylindrical car mould of the pump housing - Google Patents
The cylindrical car mould of the pump housing Download PDFInfo
- Publication number
- CN207223423U CN207223423U CN201721207131.2U CN201721207131U CN207223423U CN 207223423 U CN207223423 U CN 207223423U CN 201721207131 U CN201721207131 U CN 201721207131U CN 207223423 U CN207223423 U CN 207223423U
- Authority
- CN
- China
- Prior art keywords
- hole
- ring flange
- pump housing
- car
- template
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of cylindrical car mould of pump housing, including ring flange, car template and positioning core axle, ring flange includes integrally formed thread segment and linkage section, first through hole on ring flange, the outside diameter of linkage section is more than the outer warp of thread segment, external screw thread is provided with the outer surface of thread segment, multiple the second through holes through its both sides are provided with linkage section, it is provided with car template and the corresponding threaded hole of the second through hole, car template is detachably arranged on ring flange by the first bolt being arranged in the second through hole, in car template the third through-hole through its both sides is provided with along its axial direction, one end of positioning core axle through close ring flange on third through-hole and positioning core axle is provided with the first nut, side of the car template away from ring flange is used to be engaged the fixed pump housing with positioning core axle.The beneficial effects of the utility model are：The application facilitates the clamping of the pump housing in process, while reduces the cost of body processing, and the application also has the advantages of simple in structure, easy to operate.
Description
Technical field
It the utility model is related to a kind of cylindrical car mould of pump housing.
Background technology
Rotor engine oil pump is one of main tool of body lubricating, and rotor chamber, rotor are provided with the pump housing of rotor engine oil pump
Intracavitary installs rotor, and the armature spindle of the rotor eccentric setting on the pump housing, is pacified lubricating oil pump by the mounting hole on the pump housing and pump cover
On body, the prior art is that chuck is set on lathe in the way that body opens up mounting hole, using the active card of chuck
Pawl fixes the pump housing, and complicated due to chuck, its installation is also relatively difficult, and on the other hand, the price of chuck is high, on the whole
Improve the manufacture cost of the application.
The content of the invention
The purpose of this utility model is to provide a kind of cylindrical car mould of pump housing, solves to process installation on body in the prior art
The technological deficiency of the clamping inconvenience of the pump housing during hole.
To solve the above problems, technical solution adopted in the utility model is：A kind of cylindrical car mould of the pump housing, including flange
Disk, car template and positioning core axle, the ring flange include integrally formed thread segment and linkage section, prolong on the ring flange
Phase is axially provided with the first through hole through its both sides, and the outside diameter of the linkage section is more than the outer warp of thread segment, the screw thread
External screw thread is provided with the outer surface of section, multiple the second through holes through its both sides, the car are provided with the linkage section
Be provided with template with corresponding first threaded hole of the second through hole, the car template by be arranged in the second through hole and with
The first bolt that corresponding threaded holes close is detachably arranged on ring flange, is provided with the car template along its axial direction through it
Positioning core axle described in the third through-hole of both sides is provided with the through on third through-hole and positioning core axle close to one end of ring flange
One nut, the side of the car template away from ring flange are used to be engaged the fixed pump housing with positioning core axle.The application by
Positioning core axle is set in car template, completes the pump housing being detachably arranged in car template by the cooperation of positioning core axle and car template
On, facilitate the installation of the pump housing, while the utility model realizes the fixation of the pump housing with car template and positioning core axle, compared to existing skill
Chuck is used in art, cost reduction is very much.
As further improvement of the utility model, the first through hole is into round table-like, and first through hole is close to car
The diameter of one end of template is less than the diameter of the other end, and keyway is provided with the hole wall of the first through hole.Method in the application
Blue disk firmly installs, and will not relatively rotate with the connection panel of the lathe of its installation, improves processing of the application to the pump housing
Precision.
As further improvement of the utility model, one end of installation car template is provided with cylindric on the ring flange
Protrusion, is provided with the car template and is arranged on raised corresponding groove, the protrusion in groove.Set in the application
Raised and groove, passes through positioning and installation of the raised cooperation with groove to ring flange and car template.
As further improvement of the utility model, diameter of the third through-hole close to one end of ring flange is less than remote
From the diameter of one end of ring flange, the part that the positioning core axle is located in third through-hole is arranged to have and third through-hole phase
The taper of cooperation.The application has the positioning core axle of taper, its moment of torsion bigger that can be born, due to third through-hole and positioning core axle
It is engaged, position movement will not occur in radial directions for both, reduce vibrations and noise.
As further improvement of the utility model, the side of the car template away from ring flange is provided with location hole, institute
Being provided with the location hole stated can positioning pin corresponding with the mounting hole on the pump housing.The application sets positioning pin, strengthens the application
To the machining accuracy of the pump housing.
As further improvement of the utility model, the positioning pin is chamfered edge pin.
In conclusion the beneficial effects of the utility model are：The application facilitates the clamping of the pump housing in process, at the same time
The cost of body processing is reduced, the application also has the advantages of simple in structure, easy to operate.
Brief description of the drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the longitudinal sectional view of the utility model.
Wherein：1st, ring flange；2nd, car template；3rd, positioning core axle；4th, thread segment；5th, linkage section；6th, first through hole；7th, second
Through hole；8th, threaded hole；9th, the first bolt；10th, third through-hole；11st, the first nut；12nd, keyway；13rd, it is raised；14th, groove；15、
Location hole；16th, positioning pin；17th, the second nut.
Embodiment
The Concrete facts upper type of the utility model is described further below in conjunction with the accompanying drawings.
The cylindrical car mould of the pump housing as depicted in figs. 1 and 2, including ring flange 1, car template 2 and positioning core axle 3, the method
Blue disk 1 includes integrally formed thread segment 4 and linkage section 5, and through its both sides is provided with along its axial direction on the ring flange 1
One through hole 6, the outside diameter of the linkage section 5 are more than the outer warp of thread segment 4, are provided with the outer surface of the thread segment 4 outer
Screw thread, is provided with multiple the second through holes 7 through its both sides on the linkage section 5, be provided with the car template 2 with it is second logical
The corresponding threaded hole 8 in hole 7, the car template 2 by be arranged in the second through hole 7 and with threaded hole 8 matched the
One bolt 9 is detachably arranged on ring flange 1, and the threeway through its both sides is provided with along its axial direction in the car template 2
Hole 10, one end of the positioning core axle 3 through close ring flange 1 on third through-hole 10 and positioning core axle 3 are provided with the first spiral shell
Mother 11, the side of the car template 2 away from ring flange 1 are used to be engaged the fixed pump housing with positioning core axle 3.Method in the application
Blue disk 1 is used to for the application to be arranged on the connection panel of lathe, and the thread segment 4 in the application coordinates reality with first through hole 6
The detachable of connection panel of existing ring flange 1 and lathe is installed, and the car template 2 in the application is used to install the pump housing, positioning core axle 3
On the one hand the pump housing is positioned, on the other hand the pump housing is fixed in car template 2, positioning core axle 3 passes through the pump housing when in use
The through hole of the upper shaft for being used to install rotor, and second nut 17, positioning are set in the one end of positioning core axle 3 away from car template 2
The both ends of mandrel 3 are respectively clamped the pump housing and car template 2 by the first nut 11 and the second nut 17, realize that the pump housing is installed in
In car template 2.
First through hole 6 described herein is into round table-like, and first through hole 6 is close to the diameter of one end of car template 2
Less than the diameter of the other end, keyway 12 is provided with the hole wall of the first through hole 6, first through hole 6 and lathe in the application
Connection panel be engaged, and pass through the installation key in keyway 12（Not shown in figure）By ring flange 1 and the joint face of lathe
Plate is fixed, and prevents from relatively rotating between the two.
One end that car template 2 is installed on ring flange 1 described herein is provided with cylindrical bump 13, the car mould
It is provided with plate 2 and is arranged on raised 13 corresponding grooves 14, the protrusion 13 in groove 14, by setting protrusion 13,
Protrusion 13 is installed in groove 14 in installation process ring flange 1 and the positioning of car template 2 can be achieved, both convenient peaces
Dress.
The diameter of third through-hole 10 described herein close to one end of ring flange 1 is less than one end away from ring flange 1
Diameter, the part that the positioning core axle 3 is located in third through-hole 10 be arranged to have and 10 matched cone of third through-hole
Degree, the application strengthen its moment of torsion that can be born, while third through-hole 10 is with determining by the way that positioning core axle 3 to be set to certain taper
Position mandrel 3 is engaged, and reduces vibrations on the whole after installation is complete, reduction may be due between positioning core axle 3 and car template 2
The noise for shaking and producing.
Side of the car template 2 away from ring flange 1 described herein is provided with location hole 15, is set in the location hole 15
Be equipped with can positioning pin 16 corresponding with the mounting hole on the pump housing, the application set positioning pin 16, a peace is processed on the pump housing
After filling hole, positioning pin 16 is installed on mounting hole with location hole 15, being positioned to the pump housing, preventing from reprocessing another installation
The pump housing rotates during hole, and the utility model preferably selects the positioning pin 16 for chamfered edge pin.
It is the prior art not do the part illustrated in description above, or can be realized by the prior art.
And the preferable case study on implementation that case is only the utility model is embodied described in the utility model, not it is used for limiting
The scope of the utility model.The equivalent changes and modifications that i.e. all contents according to present utility model application the scope of the claims are made,
It all should be used as the technology category of the utility model.
Claims (6)
- A kind of 1. cylindrical car mould of the pump housing, it is characterised in that：Including ring flange（1）, car template（2）And positioning core axle（3）, it is described Ring flange（1）Including integrally formed thread segment（4）And linkage section（5）, the ring flange（1）On be provided with and run through along its axial direction The first through hole of its both sides（6）, the linkage section（5）Outside diameter be more than thread segment（4）Outer warp, the thread segment（4） Outer surface on be provided with external screw thread, the linkage section（5）On be provided with multiple the second through holes through its both sides（7）, it is described Car template（2）On be provided with and the second through hole（7）Corresponding threaded hole（8）, the car template（2）By being arranged on second Through hole（7）Interior and and threaded hole（8）Matched first bolt（9）It is detachably arranged in ring flange（1）On, the car Template（2）On third through-hole through its both sides is provided with along its axial direction（10）, the positioning core axle（3）Through third through-hole（10） And positioning core axle（3）Upper close ring flange（1）One end be provided with the first nut（11）, the car template（2）Away from method Blue disk（1）Side be used for and positioning core axle（3）It is engaged the fixed pump housing.
- 2. the cylindrical car mould of the pump housing according to claim 1, it is characterised in that：The first through hole（6）Into round table-like, and And first through hole（6）Close to car template（2）One end diameter be less than the other end diameter, the first through hole（6）Hole Keyway is provided with wall（12）.
- 3. the cylindrical car mould of the pump housing according to claim 1, it is characterised in that：The ring flange（1）Upper installation car template （2）One end be provided with cylindrical bump（13）, the car template（2）On be provided with it is raised（13）Corresponding groove （14）, the protrusion（13）It is arranged on groove（14）It is interior.
- 4. the cylindrical car mould of the pump housing according to claim 1, it is characterised in that：The third through-hole（10）Close to ring flange （1）The diameter of one end be less than away from ring flange（1）One end diameter, the positioning core axle（3）Positioned at third through-hole （10）Interior part is arranged to have and third through-hole（10）Matched taper.
- 5. the cylindrical car mould of the pump housing according to claim 1, it is characterised in that：The car template（2）Away from ring flange（1） Side be provided with location hole（15）, the location hole（15）Inside being provided with can positioning pin corresponding with the mounting hole on the pump housing （16）.
- 6. the cylindrical car mould of the pump housing according to claim 5, it is characterised in that：The positioning pin（16）For chamfered edge pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721207131.2U CN207223423U (en) | 2017-09-20 | 2017-09-20 | The cylindrical car mould of the pump housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721207131.2U CN207223423U (en) | 2017-09-20 | 2017-09-20 | The cylindrical car mould of the pump housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207223423U true CN207223423U (en) | 2018-04-13 |
Family
ID=61863220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721207131.2U Expired - Fee Related CN207223423U (en) | 2017-09-20 | 2017-09-20 | The cylindrical car mould of the pump housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207223423U (en) |
-
2017
- 2017-09-20 CN CN201721207131.2U patent/CN207223423U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180413 |