CN110193639A - A kind of upper cover class workpiece angle boss processing unit (plant) and processing method - Google Patents
A kind of upper cover class workpiece angle boss processing unit (plant) and processing method Download PDFInfo
- Publication number
- CN110193639A CN110193639A CN201910540983.0A CN201910540983A CN110193639A CN 110193639 A CN110193639 A CN 110193639A CN 201910540983 A CN201910540983 A CN 201910540983A CN 110193639 A CN110193639 A CN 110193639A
- Authority
- CN
- China
- Prior art keywords
- spark
- machine tool
- workpiece
- erosion machine
- upper cover
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The present invention relates to a kind of upper cover class workpiece angle boss process equipment and methods, belong to technical field of mechanical processing.A kind of upper cover class workpiece angle boss processing unit (plant), the processing unit (plant) include power supply, discharging gap automatic control system, electrode head apparatus, electric spark fixture, spark-erosion machine tool and work tank；Power supply provides electric power support for spark-erosion machine tool；Discharging gap automatic control system is connect with spark-erosion machine tool main shaft；The top clamping of electrode head apparatus is on spark-erosion machine tool spindle chuck；Electric spark fixture is placed in work tank, is used for clamping workpiece；Work tank is set on spark-erosion machine tool.The present invention has the advantage that 1, can one-pass molding various surpluses not etc., the workpiece of different, the complex-shaped boss of depth.2, quick positioning and clamping processing is realized.3, structure is simple, reusable, is hardly damaged.4, the processing efficiency of part is improved.As long as 5, replacing electrode tip or locating piece, remain to the set electric spark equipment.
Description
Technical field
The present invention relates to a kind of upper cover class workpiece angle boss process equipment and methods, belong to technical field of mechanical processing.
Background technique
In many products, there is similar upper cover workpiece, it is matched with lower cover, clearance fit is realized therebetween,
It plays an important role in the performance of product.It is relatively high diagonally to spend boss requirement for cover piece on such, has symmetry requirement, symmetrically
Degree is not more than 0.2mm.Conventionally the processing scheme of cover piece is: first turn-milling cutting shape, processes inner hole, inner cavity, rough mills boss, clamps
Work repairs file boss and removes corner to size.
The processing method of original boss is mainly milling roughing, the forming of pincers worker finishing file boss.This processing method effect
Rate is low, high to operator skill requirement, two projection shapes of part and symmetry it is difficult to ensure that.
Summary of the invention
Present invention aim to address problems of the prior art, provides a kind of processing quick and precisely and can guarantee convex
The upper cover class workpiece angle boss processing unit (plant) that platform shape and symmetry require.
To achieve the goals above, the present invention adopts the following technical scheme: a kind of upper cover class workpiece angle boss processing dress
It sets, the processing unit (plant) includes power supply, discharging gap automatic control system, electrode head apparatus, electric spark fixture, spark-erosion machine tool
And work tank；Power supply provides electric power support for spark-erosion machine tool；Discharging gap automatic control system and spark-erosion machine tool main shaft
Connection, for controlling the operating of spark-erosion machine tool main shaft；The top clamping of electrode head apparatus on spark-erosion machine tool spindle chuck,
Lower shape matches with the type chamber of workpiece；Electric spark fixture is placed in work tank, is used for clamping workpiece；Work tank setting
In on spark-erosion machine tool, and it is vertically opposite with spark-erosion machine tool main shaft.
Preferably, the electrode head apparatus includes fastening screw, bushing and electrode tip；Fastening screw is for being loaded into bushing
Interior electrode tip is fixed.
Preferably, the electric spark fixture is made of pedestal, locating piece, clamp device；Appearance workpiece is provided on pedestal to put
The type chamber entered, the intracavitary locating piece being provided with for positioning workpiece of type；Clamp device is set to the relative position on pedestal, uses
In workpiece pressing.
Further, the clamp device includes bolt, mobile pressing plate, hex nut, cushion block；Screw bolt passes hexagonal
Nut, mobile pressing plate and pedestal are spirally connected；Cushion block is placed in the lower section of mobile pressing plate, provides support for mobile pressing plate.
It is a further object to provide a kind of upper cover class workpiece angle boss processing methods, comprising the following steps:
(1) upper cover class workpiece configurations, interior shape and rib are all processed；
(2) electrode tip is fitted into bushing, is tightened with fastening screw, then bushing clamping on spark-erosion machine tool spindle chuck；
(3) electric spark fixture is laid flat on spark-erosion machine tool table top, checks that pedestal positioning surface is vertical with machine tool chief axis holding, so
After be sucked and be fixed on platen face；
(4) workpiece is placed in electric spark fixture pedestal inner hole and develops positioning, in the rib insertion electric spark fixture groove of workpiece
Orientation fastens workpiece with mobile pressing plate, nut；
(5) electrode tip is put in locating piece, the inner cavity of electrode tip gradually galvanic corrosion workpiece, that is, remove in shape retain angle boss,
Spark-erosion machine tool autofeed is reciprocating, until processing qualified upper cover class workpiece angle projection shape.
Working principle: invention uses electrical discharge machining upper cover class workpiece angle boss.Make the electrode tip of spark-erosion machine tool by oneself
Equipment and electric spark fixture；Using workpiece bottom, outer circle, rib positioning, platen clamp mode guarantees projection shape and symmetrical
Degree, with the requirement of boss relative dimensions.Electrical discharge machining is between two-stage (tool-electrode and piece pole) based on pulsed discharge,
Using galvano-cautery phenomenon as means, a kind of processing method of workpiece shaping is made using electrical heat energy removal metal.Add in work tank
Work, electrode are sent into speed V to workpiece is mobile, and with frequency f vibration, by slot electrode feed flow, workpiece is gradually eclipsed, until processing
Qualified upper cover class workpiece angle projection shape out.
Compared with prior art, the present invention has the advantage that
1, can one-pass molding various surpluses not etc., the workpiece of different, the complex-shaped boss of depth.
2, the quick positioning and clamping processing of upper cover class workpiece is realized.
3, electric spark fixture, electrode tip device structure are simple, reusable, are hardly damaged.
4, the processing efficiency for improving part reduces the skill requirement to operator.
As long as 5, replacing electrode tip or locating piece, remain to the set electric spark equipment, so that it may process different shape (side
Shape, rectangle, trapezoidal, taper) boss.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention；
Fig. 2 is electrode head apparatus in Fig. 1, workpiece and electric spark fixture clamping schematic diagram；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is upper cover class Workpiece structure schematic diagram in Fig. 1；
Fig. 5 is the bottom view of Fig. 4；
Fig. 6 is electrode tip device structure schematic diagram in Fig. 1；
Fig. 7 is electric electric spark fixture and clamping workpiece schematic diagram in Fig. 1；
Fig. 8 is the top view of Fig. 7；
Fig. 9 is spark-erosion machine tool structural schematic diagram in Fig. 1；
Figure 10 is operation principle schematic diagram of the embodiment of the present invention；
In figure, 1, upper cover class workpiece；2, electrode head apparatus；3, electric spark fixture；4, spark-erosion machine tool；10, boss；20, it fastens
Screw；21, bushing；22, electrode tip；30, pedestal；31, locating piece；32, bolt；33, mobile pressing plate；34, hex nut；35,
Cushion block；100, the pulse power；101, discharging gap automatic control system；102, work tank.
Specific embodiment
1-10 is further described the present invention with reference to the accompanying drawing:
As Figure 1-10 shows, a kind of upper cover class workpiece angle boss processing unit (plant), the processing unit (plant) include the pulse power 100,
Discharging gap automatic control system 101, electrode head apparatus 2, electric spark fixture 3, spark-erosion machine tool 4 and work tank 102；Pulse
Power supply 100 is that spark-erosion machine tool 4 provides electric power support；Discharging gap automatic control system 101 and 4 main shaft of spark-erosion machine tool connect
It connects, for controlling the operating of spark-erosion machine tool main shaft；The top clamping of electrode head apparatus 2 on spark-erosion machine tool spindle chuck,
Lower shape matches with the type chamber of workpiece；Electric spark fixture 3 is placed in work tank 102, is used for clamping upper cover class workpiece 1；
Work tank is set on spark-erosion machine tool 4, and vertically opposite with spark-erosion machine tool main shaft.
As shown in fig. 6, electrode head apparatus 2 includes fastening screw 20, bushing 21 and electrode tip 22；Fastening screw 20 is used for will
The electrode tip 22 being packed into bushing 21 is fixed.
As Figure 7-8, electric spark fixture 3 is by pedestal 30, locating piece 31, bolt 32, mobile pressing plate 33, hex nut
34, cushion block 35 forms；It is provided on pedestal 30 and holds the type chamber that upper cover class workpiece 1 is put into, type is intracavitary to be provided with for positioning upper cover
The locating piece 31 of class workpiece 1；Bolt, mobile pressing plate, hex nut, cushion block form clamp device, and clamp device is set to the bottom of at
Symmetric position on seat is used for workpiece pressing；Bolt 32 sequentially passes through hex nut 34, mobile pressing plate 33 is spirally connected with pedestal 30；
Cushion block 35 is placed in mobile lower section of the pressing plate 33 far from base end, provides support for mobile pressing plate.
As shown in Fig. 1,10, a kind of upper cover class workpiece angle boss processing method is with two-stage (tool-electrode and workpiece electricity
Pole) between based on pulsed discharge, using galvano-cautery phenomenon as means, a kind of processing of workpiece shaping is made using electrical heat energy removal metal
Method.
Electrical spark working working hour, tool-electrode (i.e. electrode head apparatus) connect under the control of discharging gap automatic control system 101
Nearly upper cover class workpiece 1.When reaching certain distance between two-stage, the breakdown pulsing electric discharge of interpolar liquid medium (flame retardant oil) makes
Workpiece is eclipsed out small hole one by one, and galvanic corrosion product is drained into except discharging gap by liquid medium, meanwhile, when by short intervals
Between, so that interpolar is restored insulation (electric eliminating pole).This process is constantly so repeated, can be processed on upper cover class workpiece 1 and work
Has the shape of electrode type chamber kissing.
Specifically includes the following steps:
(1) 1 shape of upper cover class workpiece, interior shape and 4 ribs are all processed；
(2) electrode tip 22 is fitted into bushing 21, is tightened with fastening screw 20, then 21 clamping of bushing is main in spark-erosion machine tool 4
On axis chuck；
(3) electric spark fixture 3 is laid flat on 4 table top of spark-erosion machine tool, checks 30 positioning surface of pedestal and 4 main shaft of spark-erosion machine tool
It keeps vertical, is then sucked and is fixed on 4 work top of spark-erosion machine tool；
(4) upper cover class workpiece 1 is placed in 3 pedestal inner hole of electric spark fixture and develops positioning, the rib of upper cover class workpiece is inserted into electricity
It is oriented in 3 groove of spark fixture, sequentially passes through hex nut 34 with bolt 32, mobile pressing plate 33 fastens workpiece, and with cushion block 35
Support is provided for mobile pressing plate 33；
(5) electrode tip 22 is put in locating piece 31, the inner cavity of the gradually galvanic corrosion workpiece of electrode tip 22, that is, remove in shape retain two
Angle boss 10,4 autofeed of spark-erosion machine tool is reciprocating, until processing qualified upper cover class workpiece angle boss shape
Shape.
Above-described embodiment is only the preferred embodiment of the present invention, is not construed as limiting the invention.This is not being departed from
Under the premise of the spirit of invention, principle, any amplification that those of ordinary skill in the art are done is improved in protection of the invention
In range.
Claims (5)
1. a kind of upper cover class workpiece angle boss processing unit (plant), it is characterised in that: the processing unit (plant) includes power supply, discharging gap
Automatic control system, electrode head apparatus, electric spark fixture, spark-erosion machine tool and work tank；Power supply provides for spark-erosion machine tool
Electric power support；Discharging gap automatic control system is connect with spark-erosion machine tool main shaft, for controlling the fortune of spark-erosion machine tool main shaft
Turn；On spark-erosion machine tool spindle chuck, lower shape matches the top clamping of electrode head apparatus with the type chamber of workpiece；Electrical fire
Flower fixture is placed in work tank, is used for clamping workpiece；Work tank is set on spark-erosion machine tool, and with spark-erosion machine tool master
Axis is vertically opposite.
2. upper cover class workpiece angle boss processing unit (plant) according to claim 1, it is characterised in that: the electrode head apparatus
Including fastening screw, bushing and electrode tip；The electrode tip that fastening screw is used to be loaded into bushing is fixed.
3. upper cover class workpiece angle boss processing unit (plant) according to claim 1, it is characterised in that: the electric spark fixture
It is made of pedestal, locating piece, clamp device；It is provided on pedestal and holds the type chamber that workpiece is put into, type is intracavitary to be provided with for positioning
The locating piece of workpiece；Clamp device is set to the relative position on pedestal, is used for workpiece pressing.
4. upper cover class workpiece angle boss processing unit (plant) according to claim 3, it is characterised in that: the clamp device packet
Include bolt, mobile pressing plate, hex nut, cushion block；Screw bolt passes hex nut, mobile pressing plate and pedestal are spirally connected；Cushion block is set
In the lower section of mobile pressing plate, support is provided for mobile pressing plate.
5. a kind of upper cover class workpiece angle boss processing method, it is characterised in that: the following steps are included:
(1) upper cover class workpiece configurations, interior shape and rib are all processed；
(2) electrode tip is fitted into bushing, is tightened with fastening screw, then bushing clamping on spark-erosion machine tool spindle chuck；
(3) electric spark fixture is laid flat on spark-erosion machine tool table top, checks that pedestal positioning surface is vertical with machine tool chief axis holding, so
After be sucked and be fixed on platen face；
(4) workpiece is placed in electric spark fixture pedestal inner hole and develops positioning, in the rib insertion electric spark fixture groove of workpiece
Orientation fastens workpiece with mobile pressing plate, nut；
(5) electrode tip is put in locating piece, the inner cavity of electrode tip gradually galvanic corrosion workpiece, that is, remove in shape retain angle boss,
Spark-erosion machine tool autofeed is reciprocating, until processing qualified upper cover class workpiece angle projection shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540983.0A CN110193639A (en) | 2019-06-21 | 2019-06-21 | A kind of upper cover class workpiece angle boss processing unit (plant) and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540983.0A CN110193639A (en) | 2019-06-21 | 2019-06-21 | A kind of upper cover class workpiece angle boss processing unit (plant) and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110193639A true CN110193639A (en) | 2019-09-03 |
Family
ID=67754937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910540983.0A Pending CN110193639A (en) | 2019-06-21 | 2019-06-21 | A kind of upper cover class workpiece angle boss processing unit (plant) and processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110193639A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB901738A (en) * | 1958-03-28 | 1962-07-25 | Ass Elect Ind | Improvements in and relating to scavening devices for electro-erosion |
| CA724110A (en) * | 1965-12-21 | A. Williams Lynn | Electrode for electrolytic shaping | |
| CN1820884A (en) * | 2005-05-27 | 2006-08-23 | 江苏技术师范学院 | Electric spark forming processing machine tool for processing non-conductive hard material and its processing method |
| CN201534287U (en) * | 2009-11-24 | 2010-07-28 | 天津市工具研究所有限公司 | Tool for a wire cutting machine to process a core workpiece |
| CN103008802A (en) * | 2012-12-11 | 2013-04-03 | 中国石油大学(华东) | High-instantaneous-energy-density electric spark high-speed milling method |
| CN109047961A (en) * | 2018-10-17 | 2018-12-21 | 江西洪都航空工业集团有限责任公司 | Handle class workpiece abnormity hole forming method |
-
2019
- 2019-06-21 CN CN201910540983.0A patent/CN110193639A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA724110A (en) * | 1965-12-21 | A. Williams Lynn | Electrode for electrolytic shaping | |
| GB901738A (en) * | 1958-03-28 | 1962-07-25 | Ass Elect Ind | Improvements in and relating to scavening devices for electro-erosion |
| CN1820884A (en) * | 2005-05-27 | 2006-08-23 | 江苏技术师范学院 | Electric spark forming processing machine tool for processing non-conductive hard material and its processing method |
| CN201534287U (en) * | 2009-11-24 | 2010-07-28 | 天津市工具研究所有限公司 | Tool for a wire cutting machine to process a core workpiece |
| CN103008802A (en) * | 2012-12-11 | 2013-04-03 | 中国石油大学(华东) | High-instantaneous-energy-density electric spark high-speed milling method |
| CN109047961A (en) * | 2018-10-17 | 2018-12-21 | 江西洪都航空工业集团有限责任公司 | Handle class workpiece abnormity hole forming method |
Non-Patent Citations (1)
| Title |
|---|
| 吕济柱 等: "《机械设计与制造实训教程》", 31 August 2010, 山东大学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109047961A (en) | Handle class workpiece abnormity hole forming method | |
| CN204381582U (en) | Linear cutter spring-driven Rapid tooling fixture | |
| CN210388326U (en) | Casting clamp convenient for adjusting clamping space | |
| CN103056606A (en) | Machining method of thin-wall semi-shell part | |
| CN102335789A (en) | Device and method for removing re-melting layers on inner walls of air film holes of blades | |
| CN203509814U (en) | Neodymium iron boron product machining device | |
| CN216029384U (en) | Milling machine fixture for special profile of blade | |
| US9687926B2 (en) | Trailing edge machining of a workpiece | |
| CN110193639A (en) | A kind of upper cover class workpiece angle boss processing unit (plant) and processing method | |
| CN109514011A (en) | A kind of electric-spark drilling processing method | |
| CN101168204A (en) | Air blast electric spark processing method in liquid | |
| CN105710467A (en) | Clamp device for correcting perpendicularity between wire electrode and processed part during medium-speed wire cut electrical discharge machining | |
| CN210648891U (en) | Automatic feeding and supporting device for wire cutting | |
| CN214109609U (en) | Clamping device for machining equipment parts | |
| CN212600299U (en) | Clamp for numerical control machine tool | |
| CN213033695U (en) | Positioning clamp for boring of compressor cylinder body | |
| CN204975601U (en) | It adds clamping apparatus to exempt from to proofread and correct electrode | |
| CN102672416A (en) | Processing method for inner ring arc section of guide vane | |
| CN210254428U (en) | Floating deburring machine | |
| CN209919330U (en) | Milling and drilling clamp for large objective lens base | |
| JP2007050487A (en) | Method for cutting workpiece made of electrical conductive material | |
| CN205200744U (en) | Spark -erosion wire cutting anchor clamps | |
| CN205254254U (en) | A novel cutting equipment for elongated metal work | |
| CN205551701U (en) | A fixture device that is arranged in walking silk thread cutting to rectify wire electrode straightness that hangs down | |
| CN213764353U (en) | Multifunctional electrode clamp for electric spark machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190903 |
|
| RJ01 | Rejection of invention patent application after publication |