CN105382603B - Abrasive water-jet cuts milling universal fixturing - Google Patents
Abrasive water-jet cuts milling universal fixturing Download PDFInfo
- Publication number
- CN105382603B CN105382603B CN201510967135.XA CN201510967135A CN105382603B CN 105382603 B CN105382603 B CN 105382603B CN 201510967135 A CN201510967135 A CN 201510967135A CN 105382603 B CN105382603 B CN 105382603B
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- Prior art keywords
- locating rack
- workpiece
- pressure
- pipeline
- valve
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
A kind of abrasive water-jet cuts milling universal fixturing, include the guide rail supporting frame of spaced and parallel installation, the both ends of the guide rail supporting frame are bolted on machine tool frame respectively, the locating rack slid along is installed on the guide rail supporting frame, the section of the locating rack is into inverse-T-shaped structure, workpiece is installed between two neighboring locating rack, interval is provided with air clamper on the outside platform of locating rack, the air clamper is controlled by pneumatic pinch system, locating piece is installed in the middle part of the outside platform of locating rack, hydraulic fixing device is installed on the locating rack of the locating piece bottom, the hydraulic fixing device is controlled by hydraulic pressure fixed system；Also include infrared ray sensor, the infrared ray sensor is arranged on the end of the inner side platform of locating rack, is also equipped with piezoresistive transducer on platform on the inside of locating rack, the piezoresistive transducer is fixed on the lower section of workpiece.High in machining efficiency, the crudy of workpiece is excellent.
Description
Technical field
The present invention relates to jig technical field, especially a kind of abrasive water-jet cutting milling universal fixturing, pass through
Large complicated plate is cut the device and the Set and Positioning of Milling Process.
Background technology
Jig, which is mounted on lathe, to be used for clamping workpiece and guides a kind of device of the cutter to knife, and it is to protect that it, which is acted on,
It is correct with respect to the position of lathe and cutter to demonstrate,prove workpiece, and workpiece is reliably clamped.Currently, the fixture of lathe is categorized as pressing from both sides manually
Tool, air-actuated jaw, hydraulically operated fixture, magnetic holding device, vacuum fixture etc..
Abrasive Waterjet Machining Technology is a kind of special processing technology developed in recent years, and it is ejected by nozzle
The abrasive material and water of mixing are processed to workpiece.On the one hand, the selection of technological parameter can influence the workpiece table after processing during processing
Face quality, on the other hand, workpiece effectively accurately and reliably position the surface quality of workpiece after also influenceing to process.Due to abrasive water
Jet lathe uses grid support workpiece, manually utilizes pressure head by Workpiece clamping in the secondary process on grid, adding worker
Time, production efficiency is reduced, in Precision Machining is carried out, work pieces process can not ensure its precision due to clamping problem.
The content of the invention
A kind of the shortcomings that the applicant is directed in above-mentioned existing production technology, there is provided abrasive water-jet cutting rational in infrastructure
Milling universal fixturing, so as to be cut large complicated sheet material and the Set and Positioning of Milling Process, by it is pneumatic, surge
The clamping and positioning mode of combination, the semi-automatic control of highly flexible to workpiece is realized with reference to abrasive water-jet five-axle numerical control system
System, had both realized fast and reliable clamping, and had significantly reduced labor strength again, so as to improve processing efficiency, also protected
Demonstrate,prove precision machined reliability.
The technical solution adopted in the present invention is as follows：
A kind of abrasive water-jet cuts milling universal fixturing, includes the guide rail supporting frame of spaced and parallel installation, the guide rail
The both ends of support frame are bolted on machine tool frame respectively, and the positioning slid along is provided with the guide rail supporting frame
Workpiece is installed, positioned at the outside of locating rack into inverse-T-shaped structure in frame, the section of the locating rack between two neighboring locating rack
Interval is provided with air clamper on platform, and the air clamper is controlled by pneumatic pinch system, positioned at locating rack
Outside platform in the middle part of locating piece is installed, hydraulic fixing device, the liquid are installed on the locating rack of the locating piece bottom
Pressure fixing device is controlled by hydraulic pressure fixed system；Also include infrared ray sensor, the infrared ray sensor is arranged on positioning
The end of the inner side platform of frame, piezoresistive transducer, the piezoresistive transducer are also equipped with platform on the inside of locating rack
It is fixed on the lower section of workpiece.
Further improvement as above-mentioned technical proposal：
The structure of air clamper is：Pedestal, cylinder block is installed on the pedestal, is provided with the top of the cylinder block
Connector, the piston rod of the cylinder block install support arm, the end of the support arm through connector middle part with its head
By pin installing connecting rods, the head of the connecting rod is provided with pressure head by nut, and the pressure head is described into inverted cone structure
Pressure head pushes down workpiece surface；
The structure of the pneumatic pinch system is：Including the water-separating gas filter, oil sprayer, pressure regulation being sequentially connected by pipeline
Device, the first check valve and distributing valve, install first pressure table on the pipeline between the pressure regulator and the first check valve, described point
It is connected with valve by pipeline with cylinder, is entered to from distributing valve and choke valve is also equipped with the pipeline of cylinder；
The structure of the hydraulic pressure fixed system is：Hydraulic pump, described hydraulic pump one end connect fuel tank, and the other end passes through pipeline
It is connected with the second check valve, reversal valve and hydraulic cylinder in turn, the hydraulic pump is driven by motor, the hydraulic pump and second
Overflow valve and second pressure gauge are installed on pipeline between check valve；On pipeline between second check valve and reversal valve
Pressure switch and bladder accumulator are installed；
The bottom of the locating rack is provided with rectangular aperture groove, and the rectangular aperture groove coordinates clamping with guide rail supporting frame.
Beneficial effects of the present invention are as follows：
The present invention is compact-sized, reasonable, easy to operate, cuts milling universal fixturing with the abrasive water-jet, devises
A set of pneumohydraulic built-up jig, Quick-clamped and reliable positioning by pneumatic clamping device, meanwhile, pass through hydraulic pressure
Fixing device hydraulic cylinder piston is moved back and forth to drive the way moving of locating rack, and when ensureing certain oil pressure to workpiece
Reliable clamping and positioning is carried out, flexible semi-automatic control when being processed to large complicated plate is realized, alleviates artificial labor
Fatigue resistance, again can be by ensureing workpiece relative to lathe and cutter（Nozzle）Correct position, carry out Precision Machining, obtain high
The otch and surface topography of quality, so as to reduce worker's direct time of contact, improve processing efficiency and the crudy of workpiece.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of air clamper of the present invention.
Fig. 3 is the schematic diagram of pneumatic pinch system of the present invention.
Fig. 4 is the schematic diagram of hydraulic pressure fixed system of the present invention.
Wherein：1st, bolt；2nd, guide rail supporting frame；3rd, locating rack；4th, workpiece；5th, air clamper；501st, nut；502、
Connecting rod；503rd, pin；504th, support arm；505th, pressure head；506th, connector；507th, cylinder block；508th, pedestal；509th, infrared ray passes
Sensor；6th, locating piece；7th, hydraulic fixing device；8th, water-separating gas filter；9th, oil sprayer；10th, pressure regulator；11st, first pressure table；
12nd, the first check valve；13rd, distributing valve；14th, choke valve；15th, cylinder；16th, fuel tank；17th, hydraulic pump；18th, overflow valve；19th, second
Check valve；20th, pressure switch；21st, reversal valve；22nd, piston rod；23rd, hydraulic cylinder；24th, bladder accumulator；25th, the second pressure
Power table；26th, motor.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is illustrated.
As shown in figure 1, the abrasive water-jet of the present embodiment cuts milling universal fixturing, include the guide rail of spaced and parallel installation
Support frame 2, the both ends of guide rail supporting frame 2 are fixed on machine tool frame by bolt 1 respectively, and edge is provided with guide rail supporting frame 2
Its locating rack 3 slided, the section of locating rack 3 are installed workpiece 4 between two neighboring locating rack 3, are located at into inverse-T-shaped structure
Interval is provided with air clamper 5 on the outside platform of locating rack 3, and air clamper 5 is controlled by pneumatic pinch system,
Locating piece 6 is installed in the middle part of the outside platform of locating rack 3, hydraulic pressure is installed on the locating rack 3 of the bottom of locating piece 6 and fixes dress
7 are put, hydraulic fixing device 7 is controlled by hydraulic pressure fixed system；Also include infrared ray sensor 509, infrared ray sensor 509 is pacified
Mounted in the end of the inner side platform of locating rack 3, piezoresistive transducer, pressure resistance type are also equipped with the inner side platform of locating rack 3
Sensor is fixed on the lower section of workpiece 4.
As shown in Fig. 2 the structure of air clamper 5 is：Pedestal 508, cylinder block 507, cylinder block are installed on pedestal 508
507 top is provided with connector 506, and the piston rod of cylinder block 507 installs support through the middle part of connector 506 with its head
Arm 504, the end of support arm 504 are provided with pressure by the installing connecting rods 502 of pin 503, the head of connecting rod 502 by nut 501
First 505, for pressure head 505 into inverted cone structure, pressure head 505 pushes down the surface of workpiece 4.
As shown in figure 3, the structure of pneumatic pinch system is：Including water-separating gas filter 8, the mist of oil being sequentially connected by pipeline
Device 9, pressure regulator 10, the first check valve 12 and distributing valve 13, is installed on the pipeline between the check valve 12 of pressure regulator 10 and first
One pressure gauge 11, distributing valve 13 are connected by pipeline with cylinder 15, are entered on the pipeline of cylinder 15 from distributing valve 13 and are also installed
There is choke valve 14.
As shown in figure 4, the structure of hydraulic pressure fixed system is：Hydraulic pump 17, the one end of hydraulic pump 17 connection fuel tank 16, the other end
Second check valve 19, reversal valve 21 and hydraulic cylinder 23 are connected with turn by pipeline, hydraulic pump 17 is driven by motor 26, liquid
Overflow valve 18 and second pressure gauge 25 are installed on pipeline between the check valve 19 of press pump 17 and second；Second check valve 19 and change
Pressure switch 20 and bladder accumulator 24 are installed on to the pipeline between valve 21.
The bottom of locating rack 3 is provided with rectangular aperture groove, and rectangular aperture groove coordinates clamping with guide rail supporting frame 2.Locating rack 3 can
To realize the way moving on guide rail supporting frame 2.
As shown in figure 1, the abrasive water-jet cutting milling universal fixturing shown in the present invention mainly includes support platform apparatus
（That is guide rail supporting frame 2）, hydraulic fixing device 7, air clamper 5, displacement measuring device, device for pressure measurement etc..Abrasive material
When water jet is processed to large-sized sheet material workpiece 4, workpiece 4 can by reliably and effectively positioning determine that workpiece 4 is processed after
Surface quality.Guide rail supporting frame 2 is fixed in five axle abrasive water-jet Digit Control Machine Tool frames by bolt 1, and locating rack 3 is due under
The rectangular aperture groove of side can move back and forth on guide rail supporting frame 2, and locating rack 3 is automatically controlled by hydraulic fixing device 7
Way moving, so as to adapt to the size conversion of sheet material workpiece 4 at any time, meanwhile, pass through the oil of hydraulic pressure fixed system oil hydraulic circuit
Pressure effect is clamped to it, air clamper 5 on locating rack 3 by the gas pressure of pneumatic pinch system come
Positioning is clamped to four angles of workpiece 4, infrared ray sensor 509 is fixed on locating rack 3, carries out the displacement signal of workpiece 4
Collection, by spreading out of, handling, the step such as analyzing, the misalignment of workpiece 4 under corresponding operating mode is obtained, piezoresistive transducer is fixed
Below workpiece 4, the stress signal acquisition of workpiece 4 is carried out, by spreading out of, handling, the step such as analyzing, obtains the work under corresponding operating mode
The stressing conditions of part 4.
As shown in Fig. 2 the design of air clamper 5 of the present invention, after workpiece 4 is placed, will be pressed according to sheet material shape
First 505 and connecting rod 502 adjust to correct position so that workpiece 4 can be clamped after ensureing upper gas with accurate stable.
Clamped as shown in figure 3, air clamper 5 of the present invention is controlled by pneumatic pinch system, pneumatic pinch system is
The air transmitted using air compressor to extraneous pipeline is compressed, and by the filtering of water-separating gas filter 8, oil sprayer 9 adds
Mist of oil is lubricated to cylinder 15, pressure regulator 10, the first check valve 12, distributing valve 13, choke valve 14 come control the pressure of air,
Flow and flow direction, so as to realize the clamping and positioning to workpiece 4.
As shown in figure 4, the design of hydraulic fixing device 7 of the present invention, is controlled by hydraulic pressure fixed system, when constant displacement pump supplies
When oily, after the clamping and positioning frame 3 of piston rod 22 of hydraulic cylinder 23, when bladder accumulator 24 is oil-filled, oil pressure increases, pressure switch
The 20 action cut-out circuits of motor 26 make hydraulic pump 17 be stopped, and pressure is kept by bladder accumulator 24.Overflow valve 18,
Two check valves 19, reversal valve 21 control the pressure of fluid, flow and flow direction.When pressure is less than predetermined pressure pressure after
Electrical equipment 20 connects motor 26 again, makes oil pump feed, oil pressure rises to original predetermined pressure.Utilize band bladder accumulator 24 and connection
The loop of voltage regulation of locking device come realize driving locating rack 3 way moving and workpiece 4 is clamped.
After abrasive water-jet cutting Milling Process terminate, all power supplys are cut off, clearing up and processing scene, decouple each device,
The processing such as cleaned, dried to each several part, and care and maintenance periodically is carried out to each equipment.
Above description is explanation of the invention, is not the restriction to invention, limited range of the present invention is referring to right
It is required that within protection scope of the present invention, any type of modification can be made.
Claims (1)
1. a kind of abrasive water-jet cuts milling universal fixturing, it is characterised in that：Include the guide rail supporting frame of spaced and parallel installation
(2), the both ends of the guide rail supporting frame (2) are fixed on machine tool frame by bolt (1) respectively, the guide rail supporting frame (2)
On the locating rack (3) slid along is installed, the section of the locating rack (3) is into inverse-T-shaped structure, two neighboring locating rack
(3) workpiece (4) is installed, interval is provided with air clamper (5), the gas on the outside platform of locating rack (3) between
Dynamic clamping device (5) is controlled by pneumatic pinch system, and locating piece (6) is provided with the middle part of the outside platform of locating rack (3),
Hydraulic fixing device (7) is installed, the hydraulic fixing device (7) passes through liquid on the locating rack (3) of locating piece (6) bottom
Press fixed system control；Also include infrared ray sensor (509), the infrared ray sensor (509) is arranged on locating rack (3)
The end of inner side platform, piezoresistive transducer is also equipped with platform on the inside of locating rack (3), the piezoresistive transducer is consolidated
It is scheduled on the lower section of workpiece (4)；The structure of air clamper (5) is：Pedestal (508), cylinder block is installed on the pedestal (508)
(507) connector (506), is installed, the piston rod of the cylinder block (507) passes through connection at the top of the cylinder block (507)
In the middle part of part (506), and installed in its head installation support arm (504), the end of the support arm (504) by pin (503)
Connecting rod (502), the head of the connecting rod (502) are provided with pressure head (505) by nut (501), and the pressure head (505) is into rounding
Cone structure, the pressure head (505) push down workpiece (4) surface；The structure of the pneumatic pinch system is：Including by pipeline according to
Water-separating gas filter (8), oil sprayer (9), pressure regulator (10), the first check valve (12) and the distributing valve (13) of secondary connection, the tune
First pressure table (11) is installed, the distributing valve (13) passes through pipeline on the pipeline between depressor (10) and the first check valve (12)
It is connected with cylinder (15), is entered to from distributing valve (13) on the pipeline of cylinder (15) and be also equipped with choke valve (14)；The hydraulic pressure
The structure of fixed system is：Hydraulic pump (17), described hydraulic pump (17) one end connection fuel tank (16), the other end by pipeline successively
The second check valve (19), reversal valve (21) and hydraulic cylinder (23) are connected with, the hydraulic pump (17) is driven by motor (26),
Overflow valve (18) and second pressure gauge (25) are installed on pipeline between the hydraulic pump (17) and the second check valve (19)；Institute
State and pressure switch (20) and bladder accumulator are installed on the pipeline between the second check valve (19) and reversal valve (21)
(24)；The bottom of the locating rack (3) is provided with rectangular aperture groove, and the rectangular aperture groove coordinates clamping with guide rail supporting frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510967135.XA CN105382603B (en) | 2015-12-22 | 2015-12-22 | Abrasive water-jet cuts milling universal fixturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510967135.XA CN105382603B (en) | 2015-12-22 | 2015-12-22 | Abrasive water-jet cuts milling universal fixturing |
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| Publication Number | Publication Date |
|---|---|
| CN105382603A CN105382603A (en) | 2016-03-09 |
| CN105382603B true CN105382603B (en) | 2018-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510967135.XA Active CN105382603B (en) | 2015-12-22 | 2015-12-22 | Abrasive water-jet cuts milling universal fixturing |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105667529A (en) * | 2016-04-11 | 2016-06-15 | 中车唐山机车车辆有限公司 | Railway vehicle |
| CN106401397A (en) * | 2016-11-27 | 2017-02-15 | 洛阳丰泰铝业有限公司 | Aluminum-wood door frame locating device |
| CN108115437B (en) * | 2016-11-28 | 2019-11-22 | 中核四0四有限公司 | A kind of heterotypic material positioning and clamping device |
| CN113798884A (en) * | 2021-10-11 | 2021-12-17 | 哈尔滨理工大学 | Adjustable sensor fixing device used in milling process |
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| CN85203710U (en) * | 1985-09-06 | 1987-02-18 | 重庆钢铁设计研究院 | Three function gas source processing unit for water knockout, regulating pressure and oil mist |
| CN202264098U (en) * | 2011-09-15 | 2012-06-06 | 常熟市建华模具有限责任公司 | Fixture device for glass mold processing and with improved structure |
| CN203471634U (en) * | 2013-09-12 | 2014-03-12 | 深圳市大族激光科技股份有限公司 | Automatic rotation positioning assembly |
| CN203696529U (en) * | 2014-01-14 | 2014-07-09 | 哈尔滨东安华孚机械制造有限公司 | Pneumatic clamping and machining device for upper housing and lower housing of automobile engine gearbox |
| CN204036081U (en) * | 2014-09-30 | 2014-12-24 | 天地科技股份有限公司 | A kind of special fixture of working flat plate gate |
| CN205237641U (en) * | 2015-12-22 | 2016-05-18 | 江南大学 | Universal fixturing is milled in abrasive water jet cutting |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001205533A (en) * | 1999-11-17 | 2001-07-31 | Matsushita Seiko Co Ltd | Fixing device for deformed workpiece and machining method for deformed workpiece |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85203710U (en) * | 1985-09-06 | 1987-02-18 | 重庆钢铁设计研究院 | Three function gas source processing unit for water knockout, regulating pressure and oil mist |
| CN202264098U (en) * | 2011-09-15 | 2012-06-06 | 常熟市建华模具有限责任公司 | Fixture device for glass mold processing and with improved structure |
| CN203471634U (en) * | 2013-09-12 | 2014-03-12 | 深圳市大族激光科技股份有限公司 | Automatic rotation positioning assembly |
| CN203696529U (en) * | 2014-01-14 | 2014-07-09 | 哈尔滨东安华孚机械制造有限公司 | Pneumatic clamping and machining device for upper housing and lower housing of automobile engine gearbox |
| CN204036081U (en) * | 2014-09-30 | 2014-12-24 | 天地科技股份有限公司 | A kind of special fixture of working flat plate gate |
| CN205237641U (en) * | 2015-12-22 | 2016-05-18 | 江南大学 | Universal fixturing is milled in abrasive water jet cutting |
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| Publication number | Publication date |
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| CN105382603A (en) | 2016-03-09 |
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Inventor after: Wu Meiping Inventor after: Jiu Xiaojin Inventor after: Chen Zhengxiong Inventor after: Qiang Zhengrong Inventor after: Song Lei Inventor after: Ye Feng Inventor before: Chen Zhengxiong Inventor before: Wu Meiping Inventor before: Zhang Wenchao Inventor before: Qiang Zhengrong Inventor before: Zhao Yanchao Inventor before: Wang Zhimin Inventor before: Zhang Yu Inventor before: Yu Haixia |
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