CN107309448A - A kind of knife rest high-pressure cutting fluid valve arrangement - Google Patents
A kind of knife rest high-pressure cutting fluid valve arrangement Download PDFInfo
- Publication number
- CN107309448A CN107309448A CN201710706775.4A CN201710706775A CN107309448A CN 107309448 A CN107309448 A CN 107309448A CN 201710706775 A CN201710706775 A CN 201710706775A CN 107309448 A CN107309448 A CN 107309448A
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- China
- Prior art keywords
- valve body
- knife rest
- cutting fluid
- inner core
- body inner
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Classifications
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Safety Valves (AREA)
Abstract
The present invention relates to numerically-controlled slide field, specially a kind of knife rest high-pressure cutting fluid valve arrangement.The valve arrangement includes：Valve body, the valve body inner core coaxial with valve body, coaxially arranged rear pulling block, spring, the end cap that precompression is provided for valve body inner core being fixed on knife rest casing and water pond, pulling block, spring, end cap provide precompression to valve body inner core afterwards, the sealing to high-pressure cutting fluid is kept, the cutting fluid that high pressure reaches 70bar can be provided for knife rest.Hydraulic oil enters interior oil pocket by valve body oil circuit hole, balances unloaded spring precompression, it is ensured that the normal rotary index of knife rest.Valve body inner core rear end of the present invention is fixed with rear pulling block by screw, pulling block rear portion is coaxially installed with spring afterwards, the other end of spring is withstood on end cap, end cap is fixed on valve body by screw and pad, pulling block, valve body inner core, sealing gasket are in the presence of pre-pressure of the spring afterwards, sealing gasket is squeezed between valve body inner core and water diversion disk, plays the sealing function of valve body inner core and water diversion disk.
Description
Technical field
The present invention relates to numerically-controlled slide field, specially a kind of knife rest high-pressure cutting fluid valve arrangement.
Background technology
Using some numerically controlled lathes and other machining tools, coordinate automation equipment, setting up automatic production line can be with
Improve production efficiency, the labor intensity of reduction production, improve machining accuracy.Without manual intervention during automatic production line work,
It is required that lathe has high reliability.
Working plasticity metal material, typically often obtains flow chip, and flow chip winding can be produced not to process
Good influence.Machine tool flow chip problem can be solved by manual intervention, and automatic production line does not have manual intervention when working,
Then need to avoid the generation of flow chip.The pressure of cutting fluid in turning process is brought up into 70bar, cutting fluid can be by banding
Chip is cut off, so as to avoid the harmful effect that flow chip winding is produced to process.
Chinese invention patent (publication number CN104815994A) provides a kind of servo saddle structure, and the knife rest is used for numerical control lathe
Lathe tool is installed on bed, knife rest, turnery processing is carried out, the knife rest can provide the cutting fluid of 7bar pressure.The knife rest cutting fluid valve knot
Structure has a large amount of leakages of cutting fluid, while can also produce when cutting hydraulic coupling high pressure 7bar on valve and water diversion disk joint face
Pressure declines.
The content of the invention
It is an object of the invention to provide a kind of knife rest high-pressure cutting fluid valve arrangement, elevated pressures can be provided for knife rest
Cutting fluid, and prevent the generation for the problems such as leakage and pressure decline.
Technical scheme：
A kind of knife rest high-pressure cutting fluid valve arrangement, the valve arrangement includes：Be fixed on valve body on knife rest casing and water pond,
Coaxial valve body inner core, coaxially arranged rear pulling block, spring, the end cap that precompression is provided for valve body inner core, concrete structure with valve body
It is as follows：
Having on the valve opening of valve body insertion knife rest casing and the centre bore of water pond, valve body on valve body oil circuit hole, water pond has hydraulic pressure
Oily fabrication hole, closes into back cavity, interior oil pocket, hydraulic oil is closed between valve body, rear pulling block, valve body inner core between valve body and water pond
Fabrication hole is communicated with back cavity, and back cavity is communicated with valve body oil circuit hole, and valve body oil circuit hole is communicated with interior oil pocket, and the hydraulic oil on knife rest leads to
Cross water pond, hydraulic oil fabrication hole, back cavity, valve body oil circuit hole enter interior oil pocket；
The front end of valve body is provided with sealing gasket, valve body inserted with valve body inner core between valve body inner core front end and water diversion disk
The rear end of core is fixed with rear pulling block by screw, and the rear portion of rear pulling block is coaxially installed with the spring of precompressed, the other end top of spring
On end cap；
The front end of valve body inner core, which has, cutting fluid fabrication hole on cutting fluid apertures, water pond, cutting on cutting fluid apertures connection water pond
The apopore on liquid fabrication hole and water diversion disk is cut, the cutting fluid inside knife rest is flowed through and passes through cutting fluid fabrication hole, the valve on water pond
The cutting fluid apertures of internal core front end, flows out into water diversion disk, and by the apopore on water diversion disk.
Described knife rest high-pressure cutting fluid valve arrangement, valve body inner core, rear pulling block, sealing gasket, the hydraulic oil in interior oil pocket
Moved axially with the presence of the spring of rear pulling block rear end.
Described knife rest high-pressure cutting fluid valve arrangement, the valve arrangement is on knife rest casing, water pond, water diversion disk, water
The side of disk sets knife rest casing, and the opposite side of water pond sets water diversion disk.
Described knife rest high-pressure cutting fluid valve arrangement, valve body is hollow flange type structure.
Described knife rest high-pressure cutting fluid valve arrangement, water diversion disk is connected with knife rest plate, cutting tool, flowed through on water diversion disk
The cutting fluid of apopore enter cutting tool.
Described knife rest high-pressure cutting fluid valve arrangement, end cap is fixed on valve body by supporting screw and pad.
Described knife rest high-pressure cutting fluid valve arrangement, valve body passes through in the screw on flange and knife rest casing mounting hole
Support block is fixed on water pond.
Valve opening on described knife rest high-pressure cutting fluid valve arrangement, knife rest casing, the centre bore on water pond, on water diversion disk
Apopore it is coaxial.
Labyrinth seal ring is fixed with the outer shroud of described knife rest high-pressure cutting fluid valve arrangement, water pond and water diversion disk.
Advantages of the present invention and beneficial effect are：
1st, knife rest of the present invention high-pressure cutting fluid valve arrangement, including the hollow flange type being fixed on knife rest casing and water pond
Valve body, the valve body inner core coaxial with valve body, coaxially arranged rear pulling block, spring, the end cap that precompression is provided for valve body inner core, post-tensioning
Block, spring, end cap provide precompression to valve body inner core, keep the sealing to high-pressure cutting fluid, can provide high pressure for knife rest and reach
70bar cutting fluid.Hydraulic oil enters interior oil pocket by valve body oil circuit hole, balances unloaded spring precompression, it is ensured that knife rest is normal
Rotary index.
2nd, knife rest of the present invention high-pressure cutting fluid valve arrangement, valve body inner core rear end is fixed with rear pulling block, post-tensioning by screw
Block rear portion is coaxially installed with spring, and the other end of spring is withstood on end cap, and end cap is fixed on valve body by screw and pad, after
Pulling block, valve body inner core, sealing gasket are in the presence of pre-pressure of the spring, and sealing gasket is squeezed between valve body inner core and water diversion disk, rise
To valve body inner core and the sealing function of water diversion disk.
3rd, hydraulic oil on knife rest of the present invention high-pressure cutting fluid valve arrangement, knife rest can by water pond, hydraulic oil fabrication hole,
Back cavity, valve body oil circuit hole enter interior oil pocket, and hydraulic coupling are applied on rear pulling block, the pressure balance unloaded spring of hydraulic oil
Pretightning force, rear pulling block, valve body inner core, the pretension force direction movement of sealing gasket anti-spring, sealing gasket and water diversion disk separation, point water
, will not abradable seal pad when disk, knife rest plate, knife rest active toothed disk are indexable.
Brief description of the drawings
Fig. 1 is the knife rest high-pressure cutting fluid valve arrangement schematic diagram of the present invention；
Fig. 2 is the schematic diagram that high-pressure cutting fluid valve of the present invention is arranged on knife rest.
In figure, 1 knife rest casing；11 mounting holes；12 valve openings；2 water ponds；21 centre bores；22 back cavities；23 cutting fluid fabrication holes；
24 hydraulic oil fabrication holes；3 water diversion disks；31 apopores；4 valve bodies；41 valve body oil circuit holes；Oil pocket in 42；5 support blocks；6 screws；7 spiral shells
Nail；8 pads；9 valve body inner cores；91 cutting fluid apertures；10 sealing gaskets；Pulling block after 11；12 screws；13 springs；14 end caps；15 labyrinths are close
Seal ring.
Embodiment
As Figure 1-Figure 2, knife rest of the present invention high-pressure cutting fluid valve arrangement, installed in knife rest casing 1, water pond 2, Fen Shui
On disk 3, the side of water pond 2 sets knife rest casing 1, and the opposite side of water pond 2 sets water diversion disk 3.Valve arrangement mainly includes：It is fixed on
Hollow flange type valve body 4 on knife rest casing 1 and water pond 2, the valve body inner core 9 coaxial with valve body 4, it is coaxially arranged be valve body inner core
9 provide rear pulling block 11, spring 13, the end cap 14 of precompression, and concrete structure is as follows：
The valve opening 12 on mounting hole 11 and valve opening 12, knife rest casing 1, the centre bore on water pond 2 are provided with knife rest casing 1
21st, the apopore 31 on water diversion disk 3 is coaxial, the insertion valve opening 12 of valve body 4 and centre bore 21, solid on the outer shroud of water pond 2 and water diversion disk 3
Surely there is labyrinth seal ring 15.Support block 5 is placed in the mounting hole 11 on knife rest casing 1, and screw 6 passes through the fixed valve body 4 of support block 5
In on water pond 2.The front end of valve body 4 is provided with sealing gasket 10 inserted with valve body inner core 9, the front end of valve body inner core 9, valve body inner core 9
Rear end is fixed with rear pulling block 11 by screw 12.The rear portion of pulling block 11 is coaxially installed with spring 13, the other end top of spring 13 afterwards
On end cap 14, end cap 14 is fixed on valve body 4 by supporting screw 7 and pad 8.
Having on valve body 4 on valve body oil circuit hole 41, water pond 2 has hydraulic oil fabrication hole 24, is closed between valve body 4 and water pond 2
Back cavity 22, closes into interior oil pocket 42 between valve body 4, rear pulling block 11, valve body inner core 9.Hydraulic oil fabrication hole 24 is communicated with back cavity 22,
Back cavity 22 is communicated with valve body oil circuit hole 41, and valve body oil circuit hole 41 is communicated with interior oil pocket 42, and the hydraulic oil on knife rest can pass through water pond
2nd, hydraulic oil fabrication hole 24, back cavity 22, valve body oil circuit hole 41 enter interior oil pocket 42.
There is cutting fluid apertures 91 front end of valve body inner core 9, there is cutting fluid fabrication hole 23 on water pond 2, cutting fluid fabrication hole 23 with
Cutting fluid apertures 91 is communicated, and cutting fluid apertures 91 is communicated with the apopore 31 on water diversion disk 3, is flowed through the cutting fluid inside knife rest and is passed through water
Cutting fluid fabrication hole 23, the cutting fluid apertures 91 of the front end of valve body inner core 9 on disk 2, into water diversion disk 3, and by water diversion disk 3
Apopore 31 flows out.Water diversion disk 3 is connected with knife rest plate, cutting tool, and the cutting fluid for flowing through the apopore 31 on water diversion disk 3 enters
Working angles are played cooling and lubricating by cutting tool, and high-pressure cutting fluid can also play a part of cutting off flow chip.
When knife rest is used to cut, because end cap 14 is fixed on valve body 4 by supporting screw 7 and pad 8, spring 13 is pressed from both sides
It is pressed between rear pulling block 11 and end cap 14, precompression is provided to rear pulling block 11, valve body inner core 9, sealing gasket 10.Pulling block 11, valve afterwards
Internal core 9, sealing gasket 10 are in the presence of the precompression of spring 13, and sealing gasket 10 is squeezed between valve body inner core 9 and water diversion disk 3,
Play the sealing function to valve body inner core 9 and water diversion disk 3.Flow through cutting fluid inside knife rest and pass through the cutting fluid technique on water pond 2
Hole 23, the cutting fluid apertures 91 of the front end of valve body inner core 9, knife rest is flowed into water diversion disk 3, and by the apopore 31 on water diversion disk 3
Disk and cutting tool, realize the cooling and lubricating to working angles.Pulling block 11, valve body inner core 9, sealing gasket 10 are in the precompressed of spring 13 afterwards
In the presence of power, sealing gasket 10 is squeezed between valve body inner core 9 and water diversion disk 3, it is ensured that the sealing of cutting fluid, the pressure of cutting fluid
Power is up to 70bar, while the problems such as leakage and pressure decline will not be produced.70bar cutting fluid has cut-out banding cutting
Ability, the favourable reliability for improving automatic production line.
When blade holder turns are indexed, the hydraulic oil on knife rest can pass through water pond 2, hydraulic oil fabrication hole 24, back cavity 22, valve body oil
Road hole 41 enters interior oil pocket 42.The pressure of hydraulic oil in interior oil pocket 42 is applied on rear pulling block 11, the pressure balance of hydraulic oil
The pretightning force of unloaded spring 13.When the pressure of hydraulic oil is more than the pretightning force of spring 13, rear pulling block 11, valve body inner core 9, sealing
Pad 10 is moved along the pretension force opposite direction with spring 13, and sealing gasket 10 and water diversion disk 3 are separated.Water diversion disk 3, knife rest plate, knife
, will not abradable seal pad 10 when the active toothed disk of frame is indexable.
After the completion of blade holder turns indexing, water pond 2, hydraulic oil fabrication hole 24, back cavity 22, valve body oil circuit hole 41 and interior oil pocket 42
Stopping is passed through high pressure liquid force feed, under the pretightning force effect of spring 13, rear pulling block 11, valve body inner core 9, the extruding point water of sealing gasket 10
Disk 3, extruding force is regenerated between sealing gasket 10 and water diversion disk 3, and sealing is provided for 70bar cutting fluid, is prevented from revealing and is pressed
The generation for the problems such as power declines.
Claims (9)
1. a kind of knife rest high-pressure cutting fluid valve arrangement, it is characterised in that the valve arrangement includes：It is fixed on knife rest casing and water pond
On valve body, the valve body inner core coaxial with valve body, coaxially arranged rear pulling block, spring, the end cap that precompression is provided for valve body inner core,
Concrete structure is as follows：
Having on the valve opening of valve body insertion knife rest casing and the centre bore of water pond, valve body on valve body oil circuit hole, water pond has hydraulic oil work
Skill hole, closes into back cavity, interior oil pocket, hydraulic oil technique is closed between valve body, rear pulling block, valve body inner core between valve body and water pond
Hole is communicated with back cavity, and back cavity is communicated with valve body oil circuit hole, and valve body oil circuit hole is communicated with interior oil pocket, and the hydraulic oil on knife rest passes through water
Disk, hydraulic oil fabrication hole, back cavity, valve body oil circuit hole enter interior oil pocket；
The front end of valve body is provided with sealing gasket inserted with valve body inner core between valve body inner core front end and water diversion disk, valve body inner core
Rear end is fixed with rear pulling block by screw, and the rear portion of rear pulling block is coaxially installed with the spring of precompressed, and the other end of spring withstands on end
Cover；
The front end of valve body inner core, which has, cutting fluid fabrication hole on cutting fluid apertures, water pond, the cutting fluid on cutting fluid apertures connection water pond
Apopore on fabrication hole and water diversion disk, flows through the cutting fluid inside knife rest and passes through in the cutting fluid fabrication hole on water pond, valve body
The cutting fluid apertures of core front end, flows out into water diversion disk, and by the apopore on water diversion disk.
2. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that valve body inner core, rear pulling block, close
Packing, is moved axially in interior oil pocket in the presence of hydraulic oil and rear pulling block rear end spring.
3. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that the valve arrangement is arranged on knife rest
Casing, water pond, on water diversion disk, the side of water pond sets knife rest casing, and the opposite side of water pond sets water diversion disk.
4. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that valve body is hollow flange type knot
Structure.
5. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that water diversion disk and knife rest plate, cut
Cutting knife tool is connected, and the cutting fluid for flowing through the apopore on water diversion disk enters cutting tool.
6. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that end cap passes through supporting screw
It is fixed on pad on valve body.
7. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that valve body passes through the spiral shell on flange
Support block in nail and knife rest casing mounting hole is fixed on water pond.
8. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that valve opening on knife rest casing,
The apopore on centre bore, water diversion disk on water pond is coaxial.
9. according to the high-pressure cutting fluid valve arrangement of the knife rest described in claim 1, it is characterised in that the outer shroud of water pond and water diversion disk
On be fixed with labyrinth seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710706775.4A CN107309448B (en) | 2017-08-17 | 2017-08-17 | High-pressure cutting fluid valve structure for tool rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710706775.4A CN107309448B (en) | 2017-08-17 | 2017-08-17 | High-pressure cutting fluid valve structure for tool rest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107309448A true CN107309448A (en) | 2017-11-03 |
| CN107309448B CN107309448B (en) | 2023-06-16 |
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ID=60177213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710706775.4A Active CN107309448B (en) | 2017-08-17 | 2017-08-17 | High-pressure cutting fluid valve structure for tool rest |
Country Status (1)
| Country | Link |
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| CN (1) | CN107309448B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213472A (en) * | 2018-01-26 | 2018-06-29 | 宁波贝克韦尔智能科技有限公司 | A kind of numerically controlled lathe giant |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094942A (en) * | 1996-09-20 | 1998-04-14 | Makino Milling Mach Co Ltd | Spindle device for machine tool |
| TWM473888U (en) * | 2013-10-31 | 2014-03-11 | Victor Taichung Machinery Works Co Ltd | Cutting fluid water guiding and pressurizing device of machine tool turret |
| CN103737408A (en) * | 2013-12-31 | 2014-04-23 | 广州市昊志机电股份有限公司 | High-speed direct connection spindle |
| CN103934481A (en) * | 2014-05-15 | 2014-07-23 | 江苏华雕机械有限公司 | Automatic high-speed tool replacing electric spindle with non-contact rotating joint used |
| CN204308654U (en) * | 2014-12-11 | 2015-05-06 | 宁波海天精工股份有限公司 | A kind of main shaft is forged a knife oil cylinder |
| CN204565130U (en) * | 2015-02-04 | 2015-08-19 | 浙江日发精密机械股份有限公司 | Turnning and milling composite main shaft |
| CN207288917U (en) * | 2017-08-17 | 2018-05-01 | 沈阳机床股份有限公司数控刀架分公司 | A kind of knife rest high-pressure cutting fluid valve arrangement |
-
2017
- 2017-08-17 CN CN201710706775.4A patent/CN107309448B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1094942A (en) * | 1996-09-20 | 1998-04-14 | Makino Milling Mach Co Ltd | Spindle device for machine tool |
| TWM473888U (en) * | 2013-10-31 | 2014-03-11 | Victor Taichung Machinery Works Co Ltd | Cutting fluid water guiding and pressurizing device of machine tool turret |
| CN103737408A (en) * | 2013-12-31 | 2014-04-23 | 广州市昊志机电股份有限公司 | High-speed direct connection spindle |
| CN103934481A (en) * | 2014-05-15 | 2014-07-23 | 江苏华雕机械有限公司 | Automatic high-speed tool replacing electric spindle with non-contact rotating joint used |
| CN204308654U (en) * | 2014-12-11 | 2015-05-06 | 宁波海天精工股份有限公司 | A kind of main shaft is forged a knife oil cylinder |
| CN204565130U (en) * | 2015-02-04 | 2015-08-19 | 浙江日发精密机械股份有限公司 | Turnning and milling composite main shaft |
| CN207288917U (en) * | 2017-08-17 | 2018-05-01 | 沈阳机床股份有限公司数控刀架分公司 | A kind of knife rest high-pressure cutting fluid valve arrangement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213472A (en) * | 2018-01-26 | 2018-06-29 | 宁波贝克韦尔智能科技有限公司 | A kind of numerically controlled lathe giant |
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| Publication number | Publication date |
|---|---|
| CN107309448B (en) | 2023-06-16 |
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