CN109514291A - Pump housing outer circle vehicle mould - Google Patents
Pump housing outer circle vehicle mould Download PDFInfo
- Publication number
- CN109514291A CN109514291A CN201710852080.7A CN201710852080A CN109514291A CN 109514291 A CN109514291 A CN 109514291A CN 201710852080 A CN201710852080 A CN 201710852080A CN 109514291 A CN109514291 A CN 109514291A
- Authority
- CN
- China
- Prior art keywords
- hole
- ring flange
- pump housing
- vehicle
- core axle
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention discloses a kind of pump housing outer circle vehicle moulds, including ring flange, vehicle template and positioning core axle, ring flange includes integrally formed thread segment and linkage section, first through hole on ring flange, the outer diameter of linkage section is greater than the outer warp of thread segment, external screw thread is provided on the outer surface of thread segment, multiple the second through-holes through its two sides are provided on linkage section, threaded hole corresponding with the second through-hole is provided in vehicle template, vehicle template passes through the first bolt being arranged in the second through-hole and is detachably arranged on ring flange, the third through-hole through its two sides is provided with along its axial direction in vehicle template, one end that positioning core axle passes through on third through-hole and positioning core axle close to ring flange is provided with the first nut, side of the vehicle template far from ring flange is for matching the fixed pump housing with positioning core axle.The beneficial effects of the present invention are: the application facilitates the clamping of the pump housing in process, while reducing the cost of ontology processing, the application also has structure simple, easy to operate advantage.
Description
Technical field
The present invention relates to a kind of pump housing outer circle vehicle moulds.
Background technique
Rotor engine oil pump is one of main tool of body lubricating, and rotor chamber, rotor are provided on the pump housing of rotor engine oil pump
Intracavitary installation rotor, the armature spindle of 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 arranged on lathe in the way that ontology opens up mounting hole, using the active card of chuck
Pawl fixes the pump housing, since structure is complicated for chuck, installs also relatively difficult, another aspect, the price of chuck is high, on the whole
Improve the manufacturing cost of the application.
Summary of the invention
The object of the present invention is to provide a kind of pump housing outer circle vehicle mould, processing mounting holes on the body are solved in the prior art
The technological deficiency of the clamping inconvenience of process middle pump body.
To solve the above problems, the technical solution used in the present invention is: a kind of pump housing outer circle vehicle mould, including ring flange,
Vehicle template and positioning core axle, the ring flange include integrally formed thread segment and linkage section, are delayed on the ring flange
It is axially provided with the first through hole through its two sides, the outer diameter of the linkage section is greater than the outer warp of thread segment, the thread segment
Outer surface on be provided with external screw thread, multiple the second through-holes through its two sides, the vehicle mould are provided on the linkage section
It is provided with the first threaded hole corresponding with the second through-hole on plate, the vehicle template is by being arranged in the second through-hole and and spiral shell
The first bolt that pit matches is detachably arranged on ring flange, in the vehicle template along its axial direction be provided with through its two
One end that positioning core axle described in the third through-hole of side passes through on third through-hole and positioning core axle close to ring flange is provided with first
Nut, side of the vehicle template far from ring flange is for matching the fixed pump housing with positioning core axle.The application passes through in vehicle
Positioning core axle is set in template, completes the pump housing being detachably arranged in vehicle template by the cooperation of positioning core axle and vehicle template
On, facilitate the installation of the pump housing, while present invention vehicle template and positioning core axle realize the fixation of the pump housing, compared to the prior art in
Using chuck, cost reduces very much.
As a further improvement of the present invention, the first through hole is at round table-like, and first through hole is close to vehicle template
The diameter of one end be less than the diameter of the other end, be provided with keyway on the hole wall of the first through hole.Ring flange in the application
It firmly installs, will not relatively rotate with the connection panel of the lathe of its installation, improve the application to the machining accuracy of the pump housing.
As a further improvement of the present invention, on the ring flange install vehicle template one end be provided with it is cylindric convex
It rises, groove corresponding with protrusion is provided in the vehicle template, the protrusion is arranged in groove.It is arranged in the application convex
It rises and groove, positioning and installation by protrusion with the cooperation of groove to ring flange and vehicle template.
As a further improvement of the present invention, diameter of the third through-hole close to one end of ring flange is less than far from method
The diameter of one end of blue disk, the part that the positioning core axle is located in third through-hole are set as having and match with third through-hole
Taper.The application has the positioning core axle of taper, and the torque that can be born is bigger, since third through-hole and positioning core axle match
It closes, position movement will not occur in radial directions for the two, reduce vibration and noise.
As a further improvement of the present invention, the vehicle template is provided with location hole far from the side of ring flange, described
Positioning hole is provided with can positioning pin corresponding with the mounting hole on the pump housing.Positioning pin is arranged in the application, enhances the application to pump
The machining accuracy of body.
As a further improvement of the present invention, the positioning pin is chamfered edge pin.
In conclusion being reduced simultaneously the beneficial effects of the present invention are: the application facilitates the clamping of the pump housing in process
The cost of ontology processing, the application also have structure simple, easy to operate advantage.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is longitudinal sectional view of the invention.
Wherein: 1, ring flange；2, vehicle template；3, positioning core axle；4, thread segment；5, linkage section；6, first through hole；7, second
Through-hole；8, threaded hole；9, the first bolt；10, third through-hole；11, the first nut；12, keyway；13, raised；14, groove；15,
Location hole；16, positioning pin；17, the second nut.
Specific embodiment
Concrete facts upper type of the invention is described further with reference to the accompanying drawing.
Pump housing outer circle vehicle mould as depicted in figs. 1 and 2, including ring flange 1, vehicle template 2 and positioning core axle 3, the method
Blue disk 1 includes integrally formed thread segment 4 and linkage section 5, is provided with the through its two sides along its axial direction on the ring flange 1
One through-hole 6, the outer diameter of the linkage section 5 are greater than the outer warp of thread segment 4, are provided on the outer surface of the thread segment 4 outer
Screw thread is provided with multiple the second through-holes 7 through its two sides on the linkage section 5, be provided in the vehicle template 2 with it is second logical
The corresponding threaded hole 8 in hole 7, the vehicle template 2 pass through for being arranged in the second through-hole 7 and matching with threaded hole 8
One bolt 9 is detachably arranged on ring flange 1, is led in the vehicle template 2 along the third that its axial direction is provided with through its two sides
Hole 10, one end that the positioning core axle 3 passes through on third through-hole 10 and positioning core axle 3 close to ring flange 1 are provided with the first spiral shell
Mother 11, the vehicle template 2 are used to match the fixed pump housing with positioning core axle 3 far from the side of ring flange 1.Method in the application
Blue disk 1 is used to for the application being arranged in the connection panel of lathe, and the thread segment 4 and first through hole 6 in the application cooperate reality
Show the detachable installation of ring flange 1 with the connection panel of lathe, the vehicle template 2 in the application is for installing 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 vehicle template 2, positioning core axle 3 passes through the pump housing when in use
On for installing the through-hole of the shaft of rotor, and in positioning core axle 3 second nut 17, positioning are set far from one end of vehicle template 2
The both ends of mandrel 3 pass through the first nut 11 respectively and the second nut 17 clamps the pump housing and vehicle template 2, realize that the pump housing is installed in
In vehicle template 2.
First through hole 6 described herein is at round table-like, and first through hole 6 is close to the diameter of one end of vehicle template 2
Less than the diameter of the other end, keyway 12 is provided on the hole wall of the first through hole 6, first through hole 6 and lathe in the application
Connection panel match, and by keyway 12 installation key (not shown) by the joint face of ring flange 1 and lathe
Plate is fixed, and prevents from relatively rotating between the two.
One end that vehicle template 2 is installed on ring flange 1 described herein is provided with cylindrical bump 13, the vehicle mould
It is provided on plate 2 and is arranged in groove 14 with raised 13 corresponding grooves 14, the protrusion 13, by setting raised 13,
Protrusion 13 is mounted on to the positioning that ring flange 1 Yu vehicle template 2 can be realized in groove 14 in installation process, facilitates the peace of the two
Dress.
The diameter of the one end of third through-hole 10 described herein close to ring flange 1 is less than one end far from ring flange 1
Diameter, the part that the positioning core axle 3 is located in third through-hole 10 is set as with the cone that matches with third through-hole 10
Degree, the application enhance its torque that can be born by the way that positioning core axle 3 to be arranged to certain taper, while third through-hole 10 and fixed
Position mandrel 3 matches, and reduces vibration on the whole after being installed, reduction may be due between positioning core axle 3 and vehicle template 2
The noise of vibration and generation.
Vehicle template 2 described herein is provided with location hole 15 far from the side of ring flange 1, sets in the location hole 15
Be equipped with can positioning pin 16 corresponding with the mounting hole on the pump housing, the application be arranged positioning pin 16, a peace is processed on the pump housing
After filling hole, positioning pin 16 is mounted in mounting hole and location hole 15, the pump housing is positioned, prevents from reprocessing another installation
The pump housing rotates during hole, currently preferred to select the positioning pin 16 for chamfered edge pin.
Not doing the part illustrated in above instructions is the prior art, or has both been able to achieve by the prior art.
And heretofore described specific implementation case is only preferable case study on implementation of the invention, and it is not for the purpose of limiting the invention
Practical range.Equivalent changes and modifications made by i.e. all contents according to scope of the present invention patent, all should be used as of the invention
Technology scope.
Claims (6)
1. a kind of pump housing outer circle vehicle mould, it is characterised in that: described including ring flange (1), vehicle template (2) and positioning core axle (3)
Ring flange (1) includes integrally formed thread segment (4) and linkage section (5), is provided with and runs through along its axial direction on the ring flange (1)
The first through hole (6) of its two sides, the outer diameter of the linkage section (5) are greater than the outer warp of thread segment (4), the thread segment (4)
Outer surface on be provided with external screw thread, multiple the second through-holes (7) through its two sides are provided on the linkage section (5), it is described
Vehicle template (2) on be provided with threaded hole (8) corresponding with the second through-hole (7), the vehicle template (2) is by being arranged second
The first bolt (9) matched in through-hole (7) and with threaded hole (8) is detachably arranged on ring flange (1), the vehicle
It is provided with the third through-hole (10) through its two sides along its axial direction in template (2), the positioning core axle (3) passes through third through-hole (10)
And one end on positioning core axle (3) close to ring flange (1) is provided with the first nut (11), and the vehicle template (2) is far from method
The side of blue disk (1) is used to match the fixed pump housing with positioning core axle (3).
2. pump housing outer circle vehicle mould according to claim 1, it is characterised in that: the first through hole (6) at round table-like, and
And first through hole (6) is less than the diameter of the other end, the hole of the first through hole (6) close to the diameter of the one end of vehicle template (2)
Keyway (12) are provided on wall.
3. pump housing outer circle vehicle mould according to claim 1, it is characterised in that: install vehicle template on the ring flange (1)
(2) one end is provided with cylindrical bump (13), and groove corresponding with raised (13) is provided in the vehicle template (2)
(14), the protrusion (13) setting is in groove (14).
4. pump housing outer circle vehicle mould according to claim 1, it is characterised in that: the third through-hole (10) is close to ring flange
(1) diameter of one end is less than the diameter of one end far from ring flange (1), and the positioning core axle (3) is located at third through-hole
(10) part in is set as with the taper matched with third through-hole (10).
5. pump housing outer circle vehicle mould according to claim 1, it is characterised in that: the vehicle template (2) is far from ring flange (1)
Side be provided with location hole (15), being provided in the location hole (15) can positioning pin corresponding with the mounting hole on the pump housing
(16).
6. pump housing foreign aid vehicle mould according to claim 5, it is characterised in that: the positioning pin (16) is chamfered edge pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852080.7A CN109514291A (en) | 2017-09-20 | 2017-09-20 | Pump housing outer circle vehicle mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852080.7A CN109514291A (en) | 2017-09-20 | 2017-09-20 | Pump housing outer circle vehicle mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109514291A true CN109514291A (en) | 2019-03-26 |
Family
ID=65768367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710852080.7A Withdrawn CN109514291A (en) | 2017-09-20 | 2017-09-20 | Pump housing outer circle vehicle mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109514291A (en) |
-
2017
- 2017-09-20 CN CN201710852080.7A patent/CN109514291A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190326 |
|
| WW01 | Invention patent application withdrawn after publication |