CN108406466A - A kind of valve chamber hole end surface grinding device - Google Patents
A kind of valve chamber hole end surface grinding device Download PDFInfo
- Publication number
- CN108406466A CN108406466A CN201810147082.0A CN201810147082A CN108406466A CN 108406466 A CN108406466 A CN 108406466A CN 201810147082 A CN201810147082 A CN 201810147082A CN 108406466 A CN108406466 A CN 108406466A
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- CN
- China
- Prior art keywords
- hole
- fixing device
- abrasive disk
- end surface
- valve chamber
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of valve chamber hole end surface grinding devices, including workpiece, abrasive disk, hinged bolts, key, regulating device, fixed platen, fixing device and handle, fastening after fixing device is mounted in the blind hole of workpiece, regulating device is mounted in the symmetrically arranged blind hole in fixing device side, one end of thin mandrel passes through the through-hole of fixing device to be connected with abrasive disk, the other end is connected with handle, and abrasive disk is connected with the hinged bolts for being equipped with key.The present invention, which solves conventional processing equipment, can not ensure surface quality requirements needed for hermetic seal hole end surface, it is versatile, the modularized design of tool construction and spring adjustment mechanism realize and are finely tuned at work pieces process position that the present invention is easy to install and use, quick, by replacing critical piece, the grinding that different size hole end surface can be met effectively improves production efficiency, reduces production cost, the handling capacity for improving critical process enhances the competitiveness of product in market.
Description
Technical field
The invention belongs to be machined, manufacturing process technology field, be related to a kind of valve chamber hole end surface grinding device.
Background technology
In valve body and similar parts, often there are some deeper valve chamber holes and be blind hole, for installing hermetic seal part, valve chamber hole
The size and surface quality of usual device to hole have very high requirement, are conventionally used for the requirement of its surface roughness of the hole of hermetic seal
It 0.4 μm, can not ensure hole end surface quality requirement on common process equipment, not have the effect of hermetic seal.
Invention content
The object of the present invention is to provide a kind of valve chamber hole end surface grinding devices, solve processing existing in the prior art and set
Standby the problem of can not ensureing surface quality requirements needed for hermetic seal hole end surface.
The technical solution adopted in the present invention is a kind of valve chamber hole end surface grinding device, including abrasive disk, articulation hole spiral shell
Bolt, key, regulating device, fixed platen, fixing device, thin mandrel pressure cap, thin mandrel and handle,
Through-hole is provided among fixing device, through-hole both sides are symmetrically arranged with blind hole, and fixing device is mounted on the blind of workpiece
It in hole and fastens, fixed platen is set on the securing means and fastens, and fixed platen is located at workpiece blind hole open end, adjusts dress
It sets in the symmetrically arranged blind hole of fixing device, regulating device is used for adjusting the pressure in process of lapping, and the one of thin mandrel
The through-hole across fixing device is held to be connect with abrasive disk, abrasive disk is connected with hinged bolts, and hinged bolts are located at abrasive disk
Close to the side of workpiece through-hole, key is assemblied in the keyway of hinged bolts.
It is of the invention to be further characterized in that,
Fixing device includes fixing sleeve, and the both ends of fixing sleeve are equipped with bearing, pivoted housing are equipped in bearing, pivoted housing is connected with
Round nut is connected with end cap on fixing sleeve, and fixing sleeve is assemblied in the blind hole of workpiece end face.
Regulating device includes central spindle of the spring, spring and pressing plate, and for spring pocket on central spindle of the spring, pressing plate is sleeved on spring core
On axis, it is located at the side of spring.
Abrasive disk is provided with archimedes line.
It is provided with Internal Spherical Surface in grinding center hole, spherical outside surface, the Internal Spherical Surface of abrasive disk are provided on the outside of hinged bolts
It is engaged with the spherical outside surface of hinged bolts.
The thin one end of mandrel far from workpiece is equipped with handle.
The beneficial effects of the invention are as follows the grinding that hermetic seal hole end surface may be implemented, reach the surface quality needed for product,
By the modularized design of tool construction, grinding head position is designed as split type, flexibility is strong, dismounting, preserve it is convenient, rationally
The bolt hole that valve chamber end face itself is utilized, the invention device is connect with valve chamber by fixed platen, is installed and used
It is convenient, fast, by replacing critical piece, the grinding of the such hole end surface of different size can be met, effectively increase production effect
Rate, the production cost largely reduced, and the handling capacity of critical process is improved, the market for enhancing the product is competing
Strive power.The design of part that this method uses is simple and convenient to operate, fast, and manufacturing process meets HSE requirements, is hermetic seal nose end
Face grinding provides a kind of New methods in working.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of first face machined flat of valve chamber hole end surface grinding device of the invention；
Fig. 2 is a kind of structural schematic diagram of the second face machined flat grinding of valve chamber hole end surface grinding device of the present invention；
Fig. 3 is a kind of structural schematic diagram of valve chamber hole end surface grinding device hinged bolts of the present invention；
Fig. 4 is a kind of structural schematic diagram of valve chamber hole end surface grinding device abrasive disk of the present invention.
In figure, 1. workpiece, 2. hinged bolts, 3. keys, 4. abrasive disks, 5. round nuts, 6. end caps, 7. fixing sleeves, 8. turns
Set, 9. fixed platens, 10. central spindle of the spring, 11. springs, 12. pressing plates, 13. thin mandrel pressure caps, 14. thin mandrels, 15. handles, 16.
Fixing nut, 17. thick mandrels, 18. adjusting nuts, 19. thick mandrel pressure caps, 20. keyways, 21. spherical outside surfaces, 22. Internal Spherical Surfaces, 23.
Archimedes line, 24. bearings.
Specific implementation mode
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of valve chamber hole end surface grinding device provided by the invention, structure is as shown in Figure 1, including fixing device, adjust dress
It sets, thin mandrel 14, thin mandrel pressure cap 13, fixation clip 9 and handle 15.
Fixing device includes fixing sleeve 7, and bearing 24 is installed at the both ends of fixing sleeve 7, installs pivoted housing 8 in bearing 24, on pivoted housing 8
It is symmetrical arranged there are two small blind hole, pivoted housing 8 connects round nut 5, and affixed end cap 6 on fixing sleeve 7, fixing device is assemblied in workpiece 1
In the blind hole of end face, one end of fixing sleeve 7 and end cap 6 are fastened with workpiece 1, and the other end of fixing sleeve 7 is set with fixed platen 9 simultaneously
Fastening, fixed platen 9 are located at 1 blind hole open end of workpiece, and regulating device includes central spindle of the spring 10, covers and shoots on central spindle of the spring 10
The top of spring 11, central spindle of the spring 10 is set with pressing plate 12, and pressing plate 12 is located at the upper end of spring, and central spindle of the spring 10 is mounted on pivoted housing 8
In symmetrically arranged two small blind holes, one end of thin mandrel 14 passes through the through-hole of pivoted housing 8 to be connect with abrasive disk 4, on thin mandrel 14
It is set with thin mandrel pressure cap 13, thin mandrel 14 and pivoted housing 8 is affixed, and the other end of thin mandrel 14 is equipped with handle 15, abrasive disk 4
On be provided with Internal Spherical Surface 22, spherical outside surface 21 is provided on hinged bolts 2, abrasive disk 4 and hinged bolts 2 pass through Internal Spherical Surface 22
It is connected with spherical outside surface 21, hinged bolts 2 are located at abrasive disk close to the side of 1 through-hole of workpiece, the keyway of hinged bolts 2
Installation key 3 in 20.
The specific work process of the present invention is, shown as shown in Figure 1, Figure 3 and Figure 4, and bearing 24, axis are installed in the both ends of fixing sleeve 7
It holds and pivoted housings 8 is installed in 24, pivoted housing 8 connects round nut 5, and affixed end cap 6 on fixing sleeve 7, fixing sleeve 7 is assemblied in 1 end face of workpiece
In blind hole, one end of fixing sleeve 7 and end cap 6 are fastened with workpiece 1, and the other end of fixing sleeve 7 fastens after being set with fixed platen 9,
Fixed platen 9 is located at 1 blind hole open end of workpiece, and spring core is equipped in symmetrically arranged two small blind holes in 8 upper end of pivoted housing
Axis 10 is set with spring 11 on central spindle of the spring 10, and spring 11 ensure that is capable of providing stable end surface grinding in process of lapping
Pressure realizes the adjusting to grinding hermetic seal hole end surface grinding pressure in process of lapping by the decrement of adjustment spring 11, from
And reaching the fine tuning in process of lapping, the top of central spindle of the spring 11 is set with pressing plate 12, and pressing plate 12 is located at the upper end of spring 11, carefully
One end of mandrel 14 passes through in the through-hole of pivoted housing 8, thin mandrel pressure cap 13 is set on thin mandrel 14, by thin mandrel 14 and pivoted housing 8
Affixed, one end of thin mandrel 14 is equipped with handle 15, after assembling above-mentioned steps, is applied in the archimedes line 23 of abrasive disk 4
It smears and abrasive disk 4 is mounted on workpiece 1 after abrasive pastes the position ground, key 3 is needed to be mounted in the keyway 20 of hinged bolts 2,
Keyway 20 is passed to torque on abrasive disk 4 by key 3, the Internal Spherical Surface 22 of abrasive disk 4 and 21 spherical surface of spherical outside surface of hinged bolts 2
It is engaged, ensures that abrasive disk 4 can be sturdy always with hermetic seal hole end surface by sphere-contact in process of lapping, abrasive disk
4 in the valve chamber hole end surface of grinding work-piece 1 can by Internal Spherical Surface 21 and spherical outside surface 22 contact realize process of lapping it is adaptive with
It is self-centering, ensure that grinding will not change the morpheme size in valve chamber hole, makes hinged bolts 2, grinding by six side's stop spanners
Disk 4 and thin mandrel 14 connect, rotating handles 15, and hinged bolts 2, key 3, abrasive disk 4 and thin mandrel 14 is driven to rotate together, into
Row end surface grinding changes the decrement of spring 11 by adjusting thin mandrel pressure cap 13, pressing plate 12 1 is given after the compression of spring 11
The power of negative direction, to drive hinged bolts 2, key 3, abrasive disk 4 and thin mandrel, 14 entirety can there are one movement to the right, meetings
The automatic wear extent for making up abrasive disk 4 in process of lapping is constantly realized by repeatedly adjusting rotation and the degree of thin mandrel pressure cap 13
Fine tuning grinding, completes the grinding of workpiece grinding part side,
When grinding the grinding part of the other side, as shown in Fig. 2, the vertical direction from workpiece 1 is first loose by hinged bolts 2
It opens, removes hinged bolts 2, key 3 and thin mandrel 14, then unclamp thin mandrel pressure cap 13, by thin mandrel pressure cap 13, thin mandrel
14 and handle 15 remove, then spring 11 and pressing plate 12 are removed, by adjusting nut 18, spring 11, pressing plate 12 and thick mandrel pressure
Cap 19 is sleeved on thick mandrel 17, will integrally be penetrated in pivoted housing 8, and key 3 is mounted on to the one of thick mandrel 17 from the vertical holes of workpiece 1
On end, abrasive disk 4 is installed so that the cooperation installation of the keyway of key 3 and abrasive disk 4, with 16 fastening 4 He of abrasive disk of fixing nut fastening
Thick mandrel 17, by thick mandrel pressure cap 19 by screw thread rotation and, push 12 compressed spring 11 of pressing plate, by the compression of spring 11 to
Transfer force to adjusting nut 18, band mandrel 17 of using force has certain movement, gives face machined flat to apply pressure, realizes the mistake of grinding
Journey.
Abrasive disk 4 is in relaxed state, i.e. hinged bolts 2 and fixing nut 16 always in two above-mentioned process of lapping
It does not all tighten, there are certain small―gap sutures, can reach airtight with workpiece 1 by spherical surface automatic adjusument convenient for abrasive disk 4
Sealing of hole end face to greatest extent close to, ensure the 1 original geometric tolerance of hermetic seal hole end surface of workpiece,
The present invention can realize the fine tuning at part processing stations, be adjusted by compressed spring 11 by designing spring 11
The adjusting for saving pressure in process of lapping, ensure that being flexible coupling between abrasive disk 4 and workpiece 1 in entire process of lapping, passes through replacement
The critical pieces such as abrasive disk 4, can meet the grinding of the such hole end surface of different size, effectively increase production efficiency, greatly
The production cost reduced.The design of part that this method uses is simple and convenient to operate, fast, for adding for valve chamber hole end surface grinding
Work provides a kind of New methods in working.
Claims (6)
1. a kind of valve chamber hole end surface grinding device, which is characterized in that including abrasive disk (4), hinged bolts (2), key (3), adjust
Regulating device, fixed platen (9), fixing device, thin mandrel pressure cap (13), thin mandrel (14),
Through-hole is provided among the fixing device, the both sides of through-hole one end of the fixing device are symmetrically arranged with blind hole, institute
Fixing device is stated in the blind hole of workpiece (1) and is fastened, the fixed platen (9) is sleeved in the fixing device, institute
It states fixed platen (9) and the fixing device is fastenedly connected, the fixed platen (9) is located at the blind hole opening of the workpiece (1)
End face, the regulating device are mounted in the symmetrically arranged blind hole of the fixing device, and the regulating device is used for adjusting grinding
One end of pressure in the process, the thin mandrel (14) passes through the through-hole of the fixing device to be connect with the abrasive disk (4), institute
It states and is set with thin mandrel pressure cap (13) on thin mandrel (14), the abrasive disk (4) is connected with the hinged bolts (2), described
Hinged bolts are located at side of the abrasive disk (4) close to the workpiece (1) through-hole, and the key (3) is assemblied in the articulation
In the keyway (20) of hole bolt (2).
2. a kind of valve chamber hole end surface grinding device according to claim 1, which is characterized in that the fixing device includes solid
The both ends of fixed set (7), the fixing sleeve (7) are equipped with bearing (24), are equipped with pivoted housing (8) in the bearing (24), described turn
Set (8) is connected with round nut (5), and end cap (6) is connected on the fixing sleeve (7).
3. a kind of valve chamber hole end surface grinding device according to claim 1, which is characterized in that the regulating device includes bullet
Spring mandrel (10) is set with spring (11) on the central spindle of the spring (10), and central spindle of the spring (10) upper end is set with pressing plate
(12) pressing plate (12) is located at the surface of the spring (11).
4. a kind of valve chamber hole end surface grinding device according to claim 1, which is characterized in that set on the abrasive disk (4)
It is equipped with archimedes line (23).
5. a kind of valve chamber hole end surface grinding device according to claim 1, which is characterized in that in the abrasive disk (4)
It is provided with Internal Spherical Surface (22) on heart hole, spherical outside surface (21), the Internal Spherical Surface (22) are provided on the outside of the hinged bolts (2)
It is engaged with the spherical outside surface (21).
6. a kind of lane valve chamber hole end surface grinding device according to claim 1, which is characterized in that the thin mandrel (14) is remote
One end from the workpiece (1) is equipped with handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810147082.0A CN108406466B (en) | 2018-02-12 | 2018-02-12 | A kind of valve chamber hole end surface grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810147082.0A CN108406466B (en) | 2018-02-12 | 2018-02-12 | A kind of valve chamber hole end surface grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108406466A true CN108406466A (en) | 2018-08-17 |
| CN108406466B CN108406466B (en) | 2019-11-08 |
Family
ID=63128669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810147082.0A Active CN108406466B (en) | 2018-02-12 | 2018-02-12 | A kind of valve chamber hole end surface grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108406466B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000655A (en) * | 2019-05-20 | 2019-07-12 | 苏州大学 | A kind of valve pocket grinding device |
| CN113977418A (en) * | 2021-11-02 | 2022-01-28 | 上海中船三井造船柴油机有限公司 | Grinding tool for gas valve hole of cylinder cover of marine diesel engine |
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| CN103100962A (en) * | 2013-01-06 | 2013-05-15 | 中国计量学院 | Grinding device for threaded measuring hole inner end surface |
| CN203317205U (en) * | 2013-05-13 | 2013-12-04 | 重庆前卫海洋石油工程设备有限责任公司 | Valve body sealing surface grinding tool of flat gate valve |
| CN204321837U (en) * | 2014-11-14 | 2015-05-13 | 上海无线电设备研究所 | The holding device that a kind of power of top is adjustable and hold out against face processing tool |
| CN204772082U (en) * | 2015-07-15 | 2015-11-18 | 江西冠亿砂轮有限公司 | Elasticity frock structure of vitrified abrasive |
| CN105290951A (en) * | 2015-08-07 | 2016-02-03 | 上海空间推进研究所 | Blind hole floating grinding method and device |
| CN107571110A (en) * | 2017-08-25 | 2018-01-12 | 宝鸡石油机械有限责任公司 | A kind of fine adjustment type blind hole grinding tool and method |
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2018
- 2018-02-12 CN CN201810147082.0A patent/CN108406466B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100962A (en) * | 2013-01-06 | 2013-05-15 | 中国计量学院 | Grinding device for threaded measuring hole inner end surface |
| CN203317205U (en) * | 2013-05-13 | 2013-12-04 | 重庆前卫海洋石油工程设备有限责任公司 | Valve body sealing surface grinding tool of flat gate valve |
| CN204321837U (en) * | 2014-11-14 | 2015-05-13 | 上海无线电设备研究所 | The holding device that a kind of power of top is adjustable and hold out against face processing tool |
| CN204772082U (en) * | 2015-07-15 | 2015-11-18 | 江西冠亿砂轮有限公司 | Elasticity frock structure of vitrified abrasive |
| CN105290951A (en) * | 2015-08-07 | 2016-02-03 | 上海空间推进研究所 | Blind hole floating grinding method and device |
| CN107571110A (en) * | 2017-08-25 | 2018-01-12 | 宝鸡石油机械有限责任公司 | A kind of fine adjustment type blind hole grinding tool and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000655A (en) * | 2019-05-20 | 2019-07-12 | 苏州大学 | A kind of valve pocket grinding device |
| CN110000655B (en) * | 2019-05-20 | 2024-04-05 | 苏州大学 | Valve pocket grinder |
| CN113977418A (en) * | 2021-11-02 | 2022-01-28 | 上海中船三井造船柴油机有限公司 | Grinding tool for gas valve hole of cylinder cover of marine diesel engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108406466B (en) | 2019-11-08 |
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