CN107160266A - A kind of minor valve valve element lapping apparatus - Google Patents
A kind of minor valve valve element lapping apparatus Download PDFInfo
- Publication number
- CN107160266A CN107160266A CN201710495864.9A CN201710495864A CN107160266A CN 107160266 A CN107160266 A CN 107160266A CN 201710495864 A CN201710495864 A CN 201710495864A CN 107160266 A CN107160266 A CN 107160266A
- Authority
- CN
- China
- Prior art keywords
- cutter
- valve element
- adjusting sleeve
- lapping apparatus
- valve
- 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.)
- Granted
Links
- 238000003801 milling Methods 0.000 claims abstract description 43
- 238000000227 grinding Methods 0.000 claims abstract description 30
- 235000000621 Bidens tripartita Nutrition 0.000 claims description 2
- 240000004082 Bidens tripartita Species 0.000 claims description 2
- 208000006637 fused teeth Diseases 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 238000005266 casting Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 244000309464 bull Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003622 knife milling Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
- B24B15/04—Machines or devices designed for grinding seat surfaces; Accessories therefor on valve members
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
-
- 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
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/006—Quick mount and release means for disc-like wheels, e.g. on power tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A kind of minor valve valve element lapping apparatus, belongs to grinding or burnishing device technical field.The minor valve valve element lapping apparatus includes swingle, locking nail, milling cutter, cutter chuck, cutter movement stop collar, fixed holder assembly and adjusting sleeve；The swingle and locking nail are used to clamp workpiece and provide rotary power for workpiece；The milling cutter is elastic grinding nested structure, is sleeved on outside workpiece, and covers assembling with interference fit and tool-holder；The inwall of the cutter chuck is part pyramid like configuration, and the screwed hole coordinated with adjusting sleeve is provided with cutter chuck left end, and cutter chuck is sleeved in cutter movement stop collar with gap fiting mode；The fixed holder assembly swingle is equipped with；The adjusting sleeve right-hand end is assembled by the screwed hole of external screw thread and cutter chuck, and its right side is contacted with milling cutter.There is drum type problem present invention, avoiding grinding back valve core outer surface, reached the purpose for improving valve element workpiece grinding quality and valve tightness.
Description
Technical field
Ground the present invention relates to a kind of valve spool of valve lapping apparatus, especially one kind for the less valve spool of valve of axial dimension
Grinder has, and belongs to grinding or burnishing device technical field.
Background technology
Valve is to be used for controlling the direction of fluid, pressure, the device of flow in fluid system, typically by valve element and valve seat
Composition, identical by valve element and the contact surface of valve seat plays sealing function, therefore to the bright and clean of valve element and valve base sealing contact surface
Degree has very high requirement.In order to ensure the reliability of valve working, need to connect valve element with valve seat after valve is using certain time
Contacting surface carries out maintenance grinding.
As shown in Figure 1, a kind of minor valve valve element 1 being applied in precision instrument and equipment, its external cylindrical surface 1-1 is and valve
The sealing contact surface that seat coordinates, is respectively equipped with cross recess 1-2 and center hole 1-3 in its both ends of the surface.To above-mentioned minor valve valve
During the maintenance grinding of core 1, there is mutual yielding effect between cutter and workpiece using traditional lapping mode, especially work as workpiece
When axial dimension is smaller, because cutter radial size is difficult to adjust so that workpiece two-end part stress is larger, cause valve after grinding
Drum type is presented in the external cylindrical surface of core, it is difficult to meet the seal request of valve.
The content of the invention
The present invention provides a kind of minor valve valve element lapping apparatus, it is intended to by the radial dimension of adjustment of milling cutter, keeping away
Exempt from grinding back valve core outer surface and drum type problem occur, reach the purpose for improving valve element workpiece grinding quality and valve tightness.
Above-mentioned purpose of the present invention is achieved through the following technical solutions：
A kind of minor valve valve element lapping apparatus, including swingle, locking nail, milling cutter, cutter chuck, cutter movement limit
Position set, fixed holder assembly and adjusting sleeve；Described swingle one end is connected with bench drill or lathe spindle, the other end and valve element work end
Face cross recess assembling, the locking nail is arranged on fixed holder assembly, and the center hole of its top position and valve element workpiece, which floats, matches somebody with somebody
Close；The milling cutter is elastic grinding nested structure, is sleeved on outside workpiece, and is set with interference fit and tool-holder
Match somebody with somebody；The inwall of the cutter chuck is part pyramid like configuration, and the screwed hole coordinated with adjusting sleeve, cutter are provided with cutter chuck left end
Chuck is sleeved in cutter movement stop collar with gap fiting mode；The fixed holder assembly includes left swivel nut, bearing, bearing block
With right swivel nut, the left swivel nut, bearing sleeve assemble right spiral shell mounted in cutter movement stop collar left and right ends in bearing block right-hand member
Set, inner ring and the swingle of the bearing are assembled, and bearing outer ring is arranged in bearing block；The adjusting sleeve right-hand end passes through outer spiral shell
The screwed hole of line and cutter chuck is assembled, and its right side is contacted with milling cutter.
Above-mentioned minor valve valve element lapping apparatus, the milling cutter opens up one group of axial groove, the axle on its side wall
It is the hatch frame that one end extends to milling cutter end face to groove, the opening direction of adjacent two axial grooves is opposite.
Above-mentioned minor valve valve element lapping apparatus, the milling cutter madial wall, which is provided with, to be used to store grinding pulvis and export
It is ground the spiral grooves of chip.
Above-mentioned minor valve valve element lapping apparatus, the taper of the cutter chuck circular conical surface of inner wall structure is 2 °.
Above-mentioned minor valve valve element lapping apparatus, is additionally provided with the bidentate solution knife for screwing adjusting sleeve, and the bidentate solution knife is set
There are action bars and two cutters tooth being arranged symmetrically, correspondingly provided with one group and bidentate solution knife cutter tooth in the left end face of adjusting sleeve
The groove of cooperation, the groove radially distributes.
Above-mentioned minor valve valve element lapping apparatus, is additionally provided with for avoiding adjusting sleeve from screwing out the spacing jackscrew of adjusting sleeve come off,
The spacing jackscrew of adjusting sleeve is threadably received on the left swivel nut of fixed holder assembly, is limited and adjusted by its tail end
The back-out amount of set.
Above-mentioned minor valve valve element lapping apparatus, installs four groups of operation handle blocks, the operation in the middle part of the cutter chuck
Handle block is fixed by screws on cutter jacket side wall, is evenly arranged along cutter chuck external cylindrical surface circumferencial direction；Correspondingly
Provided with four groups of rectangular openings in the middle part of cutter movement stop collar, the operation handle block that the tool-holder is put passes through rectangular opening.
One group of bidentate solution knife is set to wear on left swivel nut end face in above-mentioned minor valve valve element lapping apparatus, the fixed holder assembly
Via and the spacing jackscrew pilot hole of adjusting sleeve, the bidentate solution knife pass through hole to be along the circumferential direction uniform arc-shaped elongated hole, double
Tooth solution knife passes through hole and the spacing jackscrew pilot hole arranged for interval of adjusting sleeve.
Above-mentioned minor valve valve element lapping apparatus, the milling cutter uses cast iron quality.
Above-mentioned minor valve valve element lapping apparatus, the swingle is connected by flexible axle with the main shaft of bench drill or lathe.
The present invention is a kind of minor valve valve element lapping apparatus, and it clamps workpiece by swingle and locking nail, and by rotating
Bar connects bench drill or lathe spindle by flexible axle, rotary power is provided as workpiece, and the minor valve valve element lapping apparatus is ground
Knife milling tool, cutter chuck are assembled into one with interference fit, and cutter chuck is sleeved on cutter with gap fiting mode
In mobile stop collar, therefore milling cutter can be driven to move left and right shifting in stop collar in cutter by operating personnel's hand-held handle
It is dynamic, the grinding to valve element workpiece is realized by workpiece spinning movement and the cooperation of the axial feed motion of cutter；The present invention is applied to
Valve spool of valve grinding less to axial dimension, milling cutter is designed as elastic grinding nested structure by it, correspondingly by tool-holder
The inwall of set is designed as part pyramid like configuration, and the screwed hole coordinated with adjusting sleeve is set in cutter chuck left end, therefore can pass through
Adjusting sleeve being threaded in or out in tool-holder external threading hole promotes milling cutter to horizontally slip, in the circular conical surface of cutter chuck
Under the effect of wall pressure power, the milling cutter radial dimension of elastic grinding nested structure is set to change.The present invention is by right as can be seen here
Milling cutter radial dimension of adjustment, it is to avoid drum type problem occurs in grinding back valve core outer surface, has reached raising valve element workpiece
The purpose of grinding quality and valve tightness.
Brief description of the drawings
Fig. 1 is a kind of minor valve valve core structure schematic diagram；
Fig. 2 is minor valve valve element lapping apparatus structural representation；
Fig. 3 is A-A cross-sectional views in Fig. 2；
Fig. 4 is milling cutter structural representation；
Fig. 5 is cutter chuck cross-sectional view；
Fig. 6 is left swivel nut cross-sectional view；
Fig. 7 is Fig. 6 left view；
Fig. 8 is adjusting sleeve cross-sectional view；
Fig. 9 is Fig. 8 left view；
Figure 10 is cutter movement stop collar cross-sectional view；
B-B cross-sectional views in Figure 11 Figure 10；
Figure 12 is bidentate solution knife structural representation；
Figure 13 is C-C cross-sectional views in Figure 12；
Figure 14 is minor valve valve element lapping apparatus working state schematic representation.
Label is as follows in accompanying drawing：1st, minor valve valve element, 1-1, external cylindrical surface, 1-2, cross recess, 1-3, center hole, 2, small valve
Gate valve core lapping apparatus, 2-1, locking nail, 2-2, left swivel nut, the spacing jackscrew pilot hole of 2-2-1, adjusting sleeve, 2-2-2, bidentate solution
Knife passes through hole, 2-3, adjusting sleeve, 2-3-1, external screw thread, 2-3-2, groove, 2-4, milling cutter, 2-4-1, axial groove, 2-4-
2nd, spiral grooves, 2-5, cutter chuck, 2-5-1, part pyramid like configuration, 2-5-2, screwed hole, 2-6, operation handle block, 2-7, cutter
Mobile stop collar, 2-7-1, rectangular opening, 2-8, bearing holder (housing, cover), 2-9, bearing, 2-10, right swivel nut, 2-11, swingle, 2-12, spiral shell
Nail, the spacing jackscrew of 2-13, adjusting sleeve, 2-14, bidentate solution knife, 2-14-1, action bars, 2-14-2, cutter tooth, 3, flexible axle.
Embodiment
With reference to specific embodiment, the present invention is further described：
Referring to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 8, the present invention is a kind of grinding for the less valve spool of valve of axial dimension
Utensil, including swingle 2-11, locking nail 2-1, milling cutter 2-4, cutter chuck 2-5, cutter movement stop collar 2-7, fixation
Holder assembly and adjusting sleeve 2-3；Described swingle 2-11 one end is connected by flexible axle 3 with bench drill or lathe spindle, the other end and valve
Core workpiece end face cross recess 1-2 is assembled, and the locking nail 2-1 is arranged on fixed holder assembly, its top position and valve element workpiece
Center hole 1-3 floating fits, workpiece is clamped by swingle 2-11 and locking nail 2-1 and rotary power is provided for workpiece；Institute
Milling cutter 2-4 is stated for elastic grinding nested structure, is sleeved on outside workpiece, and is filled with interference fit and cutter chuck 2-5
Match somebody with somebody；The inwall of the cutter chuck 2-5 is part pyramid like configuration 2-5-1, and taper is 2 °, is provided with and adjusting sleeve in cutter chuck left end
The screwed hole 2-5-2 that 2-3 coordinates, cutter chuck 2-5 are sleeved in cutter movement stop collar 2-7 with gap fiting mode；It is described
Fixed holder assembly includes left swivel nut 2-2, bearing 2-9, bearing block 2-8 and right swivel nut 2-10, the left swivel nut 2-2, bearing block 2-8
It is sleeved on cutter and moves spacing 2-7 left and right ends, right swivel nut 2-10, the inner ring of the bearing 2-9 is assembled in bearing block 2-8 right-hand members
Assembled with swingle 2-11, bearing outer ring is arranged in bearing block 2-8；The adjusting sleeve 2-3 right-hand ends pass through external screw thread 2-3-1
Assembled with the screwed hole 2-5-2 of cutter chuck, its right side is contacted with milling cutter 2-4, can be by adjusting sleeve 2-3 in tool-holder
It is threaded in or out promoting milling cutter 2-4 to horizontally slip in the screwed hole 2-5-2 of set.
Referring to Fig. 4, in minor valve valve element lapping apparatus 2 of the present invention, the milling cutter 2-4 uses cast iron material
Matter, it is that one end extends to milling cutter end face that one group of axial groove 2-4-1, the axial groove 2-4-1 are opened up on its side wall
Hatch frame, the opening direction of adjacent two axial grooves is opposite.When adjusting sleeve 2-3 promotes milling cutter 2-4 to horizontally slip
When, under cutter chuck 2-5 circular conical surface inner wall pressure effect, the milling cutter 2-4 footpaths of above-mentioned elastic grinding nested structure can be made
Changed to size.The spiral shell for being used for storing grinding pulvis and export grinding chip is provided with milling cutter 2-4 madial wall
Revolve groove 2-4-2.
Referring to Fig. 2, Fig. 6, Fig. 7, Figure 12, Figure 13, in minor valve valve element lapping apparatus 2 of the present invention, the small valve
Gate valve core lapping apparatus 2 is additionally provided with for bidentate solution the knife 2-14, the bidentate solution knife 2-14 for screwing adjusting sleeve 2-3 provided with operation
The cutter tooth 2-14-2 that bar 2-14-1 and two are arranged symmetrically, it is correspondingly provided with one group and double in adjusting sleeve 2-3 left end face
The groove 2-3-2 that tooth solution knife cutter tooth 2-14-2 coordinates, the groove 2-3-2 radially distribute.
Referring to Fig. 2, in minor valve valve element lapping apparatus 2 of the present invention, the minor valve valve element lapping apparatus 2 is also set
Have for avoiding adjusting sleeve 2-3 from screwing out the spacing jackscrew 2-13 of adjusting sleeve come off, the spacing jackscrew 2-13 of adjusting sleeve is with screw thread
Connected mode is arranged on the left swivel nut 2-2 of fixed holder assembly, and adjusting sleeve 2-3 back-out amount is limited by its tail end.
Referring to Fig. 2, Fig. 3, Figure 10, Figure 11, in minor valve valve element lapping apparatus 2 of the present invention, in the tool-holder
Four groups of operation handle blocks 2-6, the operation handle block 2-6 are installed in the middle part of set 2-5 cutter chuck 2-5 is fixed on by screw 2-12
On the wall of side, it is evenly arranged along cutter chuck 2-5 external cylindrical surface circumferencial direction；Correspondingly, in the middle part of cutter movement stop collar 2-7
Provided with four groups of rectangular opening 2-7-1, the operation handle block 2-6 passes through rectangular opening 2-7-1, when being ground to valve element workpiece, by revolving
Bull stick 2-11 driving valve element workpiece rotations, drive milling cutter 2-4 to move left and right by operating personnel's hand-held handle block 2-6,
Rectangular opening 2-7-1 two ends hole wall is used to limit the extreme position that operation handle block 2-6 is moved left and right.
Referring to Fig. 6, Fig. 7, in minor valve valve element lapping apparatus 2 of the present invention, left swivel nut in the fixed holder assembly
One group of bidentate solution knife is set to pass through the hole 2-2-2 and spacing jackscrew pilot hole 2-2-1 of adjusting sleeve, the bidentate solution knife on 2-2 end faces
It is along the circumferential direction uniform arc-shaped elongated hole through hole 2-2-2, bidentate solution knife is filled through hole 2-2-2 and the spacing jackscrew of adjusting sleeve
Distribution 2-2-1 arranged for interval.
Referring to Fig. 1 to Figure 14, the present invention is a kind of minor valve valve element lapping apparatus 2, and it passes through swingle 2-11 and locking
Follow closely 2-1 and clamp workpiece, and bench drill or lathe spindle are connected by flexible axle 3 by swingle 2-11, it is dynamic to provide rotation as workpiece
Power, milling cutter 2-4, the cutter chuck 2-5 of the minor valve valve element lapping apparatus 2 are assembled into one with interference fit,
And cutter chuck 2-5 is sleeved in cutter movement stop collar 2-7 with gap fiting mode, therefore can be by the hand-held behaviour of operating personnel
Making handle drives milling cutter 2-4 to be moved left and right in cutter movement stop collar 2-7, passes through workpiece spinning movement and cutter axial direction
The grinding to minor valve valve element 1 is realized in the cooperation of feed motion；The present invention is by the radial dimension of adjustment of milling cutter, it is to avoid
There is drum type problem in grinding back valve core outer surface, and milling cutter 2-4 is designed as elastic grinding nested structure by it, correspondingly by knife
Tool chuck 2-5 inwall is designed as part pyramid like configuration, and the screw thread coordinated with adjusting sleeve 2-3 is set in cutter chuck 2-5 left ends
Hole 2-5-2, when being ground maintenance to the less minor valve valve element 1 of axial dimension, can screw tune by bidentate solution knife 2-14
A whole set of 2-3, makes adjusting sleeve 2-3 being threaded in or out in cutter chuck 2-5 screwed hole 2-5-2, promotes milling cutter 2-4 left
It is right to slide, when the screw-in in screwed hole 2-5-2 of the adjusting sleeve 2-3 in cutter chuck 2-5, promote milling cutter 2-4 to slide to the right
Dynamic, under cutter chuck 2-5 circular conical surface inner wall pressure effect, milling cutter 2-4 radial dimensions diminish；When adjusting sleeve 2-3 exists
During back-out in cutter chuck 2-5 screwed hole 2-5-2, under cutter chuck 2-5 circular conical surface inner wall pressure effect, grinding knife
Tool 2-4 is slided to the left, and milling cutter 2-4 radial dimensions become big.
Claims (10)
1. a kind of minor valve valve element lapping apparatus, it is characterized in that, the minor valve valve element lapping apparatus (2) includes swingle (2-
11), locking nail (2-1), milling cutter (2-4), cutter chuck (2-5), cutter movement stop collar (2-7), fixed holder assembly and
Adjusting sleeve (2-3)；Described swingle (2-11) one end is connected with bench drill or lathe spindle, the other end and valve element workpiece end face cross
Groove (1-2) is assembled, and the locking nail (2-1) is arranged on fixed holder assembly, its top position and the center hole (1- of valve element workpiece
3) floating fit；The milling cutter (2-4) is elastic grinding nested structure, is sleeved on outside workpiece, and with interference fit
Assembled with cutter chuck (2-5)；The inwall of the cutter chuck (2-5) is part pyramid like configuration (2-5-1), in cutter chuck left end
Provided with the screwed hole (2-5-2) coordinated with adjusting sleeve (2-3), cutter chuck (2-5) is sleeved on cutter with gap fiting mode and moved
In dynamic stop collar (2-7)；The fixed holder assembly includes left swivel nut (2-2), bearing (2-9), bearing block (2-8) and right swivel nut
(2-10), the left swivel nut (2-2), bearing block (2-8) are sleeved on cutter movement stop collar (2-7) left and right ends, in bearing block
(2-8) right-hand member assembles right swivel nut (2-10), and inner ring and the swingle (2-11) of the bearing (2-9) are assembled, and bearing outer ring is installed
In bearing block (2-8)；Adjusting sleeve (2-3) right-hand end passes through external screw thread (2-3-1) and the screwed hole (2-5- of cutter chuck
2) assemble, its right side is contacted with milling cutter (2-4).
2. minor valve valve element lapping apparatus according to claim 1, it is characterized in that, the milling cutter (2-4) is in its side
One group of axial groove (2-4-1) is opened up on wall, the axial groove (2-4-1) is the opening that one end extends to milling cutter end face
Structure, the opening direction of adjacent two axial grooves is opposite.
3. minor valve valve element lapping apparatus according to claim 2, it is characterized in that, the inner side of the milling cutter (2-4)
Wall is provided with the spiral grooves (2-4-2) for being used for storing grinding pulvis and export grinding chip.
4. the minor valve valve element lapping apparatus according to claim 1 or 2 or 3, it is characterized in that, the cutter chuck (2-5)
The taper of circular conical surface of inner wall structure (2-5-1) is 2 °.
5. minor valve valve element lapping apparatus according to claim 4, it is characterized in that, the minor valve valve element lapping apparatus
(2) the bidentate solution knife (2-14) for screwing adjusting sleeve (2-3) is additionally provided with, the bidentate solution knife (2-14) is provided with action bars (2-
14-1) the cutters tooth (2-14-2) being arranged symmetrically with two, it is correspondingly provided with one group and double in adjusting sleeve (2-3) left end face
The groove (2-3-2) that tooth solution knife cutter tooth (2-14-2) coordinates, the groove (2-3-2) radially distributes.
6. minor valve valve element lapping apparatus according to claim 5, it is characterized in that, the minor valve valve element lapping apparatus
(2) it is additionally provided with for avoiding adjusting sleeve (2-3) from screwing out the spacing jackscrew of adjusting sleeve (2-13) come off, the spacing jackscrew of adjusting sleeve
(2-13) is threadably received on the left swivel nut (2-2) of fixed holder assembly, and adjusting sleeve (2-3) is limited by its tail end
Back-out amount.
7. minor valve valve element lapping apparatus according to claim 6, it is characterized in that, in the middle part of the cutter chuck (2-5)
Four groups of operation handle blocks (2-6) are installed, the operation handle block (2-6) is fixed on cutter chuck (2-5) by screw (2-12)
On the wall of side, it is evenly arranged along the external cylindrical surface circumferencial direction of cutter chuck (2-5)；Correspondingly, in cutter movement stop collar (2-7)
Middle part passes through rectangular opening (2-7-1) provided with four groups of rectangular openings (2-7-1), the operation handle block (2-6).
8. minor valve valve element lapping apparatus according to claim 7, it is characterized in that, left swivel nut in the fixed holder assembly
One group of bidentate solution knife is set to pass through hole (2-2-2) and the spacing jackscrew pilot hole (2-2-1) of adjusting sleeve on (2-2) end face, it is described double
Tooth solution knife is along the circumferential direction uniform arc-shaped elongated hole through hole (2-2-2), and bidentate solution knife passes through hole (2-2-2) and adjusting sleeve
Spacing jackscrew pilot hole (2-2-1) arranged for interval.
9. minor valve valve element lapping apparatus according to claim 8, it is characterized in that, the milling cutter (2-4) is using casting
Iron material matter.
10. minor valve valve element lapping apparatus according to claim 9, it is characterized in that, the swingle (2-11) is by soft
Axle (3) is connected with the main shaft of bench drill or lathe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495864.9A CN107160266B (en) | 2017-06-26 | 2017-06-26 | Valve core grinding device for small valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495864.9A CN107160266B (en) | 2017-06-26 | 2017-06-26 | Valve core grinding device for small valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107160266A true CN107160266A (en) | 2017-09-15 |
| CN107160266B CN107160266B (en) | 2023-12-15 |
Family
ID=59826219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710495864.9A Active CN107160266B (en) | 2017-06-26 | 2017-06-26 | Valve core grinding device for small valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107160266B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444771A (en) * | 2018-09-26 | 2019-03-08 | 北京航天控制仪器研究所 | A kind of variable orifice diameter atomic air chamber fixes sleeve based on CPT magnetometer |
| CN109571233A (en) * | 2019-01-23 | 2019-04-05 | 中国科学院光电技术研究所 | High-precision cylindrical grinding tool for shaft parts |
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| CN105729270A (en) * | 2016-02-29 | 2016-07-06 | 苏州纽威阀门股份有限公司 | Grinding mechanism for valve core and valve seat |
| CN206200732U (en) * | 2016-09-27 | 2017-05-31 | 上海宝钢工业技术服务有限公司 | For the specific purpose tool that valve element and sealing surface of seat grind |
| CN207027162U (en) * | 2017-06-26 | 2018-02-23 | 中国人民解放军第五七二一工厂 | A kind of minor valve valve element lapping apparatus |
-
2017
- 2017-06-26 CN CN201710495864.9A patent/CN107160266B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2333488Y (en) * | 1998-06-25 | 1999-08-18 | 张振峰 | Portable valve grinder |
| US20030177625A1 (en) * | 2002-03-19 | 2003-09-25 | Arved Deecke | Match grinding of spool to control valve body of oil activated fuel injector |
| CN202225046U (en) * | 2011-09-19 | 2012-05-23 | 天津精通控制仪表技术有限公司 | Special clamping fixture for grinding valve core of V-shaped globe valve |
| CN113068425B (en) * | 2012-12-13 | 2015-12-23 | 中国人民解放军第五七二0工厂 | Grinding method and device for cylindrical valve core of servo valve |
| CN105729270A (en) * | 2016-02-29 | 2016-07-06 | 苏州纽威阀门股份有限公司 | Grinding mechanism for valve core and valve seat |
| CN206200732U (en) * | 2016-09-27 | 2017-05-31 | 上海宝钢工业技术服务有限公司 | For the specific purpose tool that valve element and sealing surface of seat grind |
| CN207027162U (en) * | 2017-06-26 | 2018-02-23 | 中国人民解放军第五七二一工厂 | A kind of minor valve valve element lapping apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444771A (en) * | 2018-09-26 | 2019-03-08 | 北京航天控制仪器研究所 | A kind of variable orifice diameter atomic air chamber fixes sleeve based on CPT magnetometer |
| CN109571233A (en) * | 2019-01-23 | 2019-04-05 | 中国科学院光电技术研究所 | High-precision cylindrical grinding tool for shaft parts |
| CN109571233B (en) * | 2019-01-23 | 2023-08-11 | 中国科学院光电技术研究所 | High-precision excircle grinding tool for shaft parts |
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