CN103447645B - Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine - Google Patents
Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine Download PDFInfo
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- CN103447645B CN103447645B CN201310399125.1A CN201310399125A CN103447645B CN 103447645 B CN103447645 B CN 103447645B CN 201310399125 A CN201310399125 A CN 201310399125A CN 103447645 B CN103447645 B CN 103447645B
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Abstract
The invention discloses a kind of wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine.Wherein, the wire electrode anti-slip device, including positioning component and clamp assembly, positioning component and clamp assembly are distributed in the both sides of guide wheel；One end of stator support shaft is rotated with positioning component and is connected, and the other end of stator support shaft is rotated with clamp assembly and is connected；Positioning component is used for the relative position of positioning and clamp assembly；Clamp assembly is used for clamping guide wheel, and keeps guide wheel to be respectively less than the radius of wire electrode with the gap of positioning component, clamp assembly respectively.The numerical control electrospark wire-electrode cutting machine, including coil holder, bearing bearing plate and above-mentioned wire electrode anti-slip device；Bearing bearing plate, wire electrode anti-slip device and cylinder are fixedly connected on coil holder.Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine that the present invention is provided, can be effectively prevented wire electrode landing from guided wheel slot.
Description
Technical field
The present invention relates to numerical control device technical field, more particularly to wire electrode anti-slip device and CNC WEDM
Machine.
Background technology
During linear cutter, it is a basic operation technology to wear silk, especially during hole machined, needs to be repeated several times to wear
Silk.
Usually, in order to meet following process requirements, operator needs to process wire hole.
Processing wire hole purpose is respectively：（1）Recessed class part：For ensureing the integrality of part, must process before cutting
Wire hole.（2）Convex class part：Generally be not required to process wire hole, if but part thickness larger or cutting side number compared with
When many, it is to reduce part to deform in cutting, wire hole must be processed before cutting.
Fabrication hole of the wire hole as work pieces process, is starting point of the wire electrode relative to workpiece motion s, while being also program
The start position of execution.When operation is carried out, brief step is as follows：Pull wire electrode（For example：Molybdenum filament）Head, successively solderless wrapped connection are respectively led
Wheel（Passed through by stator support shaft, and support guide wheel to rotate）, conducting block, and through wire hole, be finally back in wire storage cylinder.
But in artificial threading operation, the frequent landing guided wheel slot of wire electrode（Groove i.e. on the outer surface of guide wheel）, behaviour
Workmanship does not check, and workpiece is easy to cut bad, and fracture of wire phenomenon occurs, and the workpiece for so causing is scrapped, and doing over again etc. will also result in
The waste of cost.
Content of the invention
It is an object of the invention to provide a kind of wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine, with solution
State problem.
In order to achieve the above object, the technical scheme is that and to be achieved in that：
A kind of wire electrode anti-slip device, including positioning component and clamp assembly, the positioning component and clamp assembly point
Cloth is in the both sides of guide wheel；
One end of the stator support shaft and positioning component are rotated and be connecteds, the other end of the stator support shaft and clamping group
Part rotates connection；
The positioning component is used for the relative position of positioning and the clamp assembly；
The clamp assembly is used for clamping the guide wheel, and keep the guide wheel respectively with the positioning component, the folder
The gap of tight component is respectively less than the radius of wire electrode.
Correspondingly, present invention also offers a kind of numerical control electrospark wire-electrode cutting machine, including coil holder, bearing bearing plate and above-mentioned
Wire electrode anti-slip device；
The bearing bearing plate, the wire electrode anti-slip device are fixedly connected on the coil holder, the bearing pressure-bearing
Bearing block installing hole is additionally provided with plate；
The first bearing seat being arranged on the wire electrode anti-slip device is fixed on the bearing bearing plate
In bearing block installing hole.
Compared with prior art, this have the advantage that：
Analyze above-mentioned wire electrode anti-slip device structure to understand：Wire electrode anti-slip device, including positioning component and clamping
Component, positioning component and clamp assembly are distributed in the both sides of guide wheel；Wherein：Stator support shaft is used for supporting guide wheel to rotate.Obviously,
Two shaft ends of stator support shaft are rotated with positioning component, clamp assembly respectively and are connected, such clamp assembly and positioning component it
Between just guide wheel is clipped in the middle, and by clamp assembly be held in position component to guide wheel gap and clamp assembly between guide wheel
Gap is respectively less than wire electrode（For example：Molybdenum filament）Radius.As this clearance distance can ensure that guide wheel will not be with positioning component, folder
Tight component friction, it is also possible to protect molybdenum filament not skid off from this gap, and then molybdenum filament can be protected to be constantly in guided wheel slot
In, the clearance distance that the wire electrode anti-slip device for providing so of the invention can be coordinated by gap ensures that molybdenum filament is wearing silk
Or the guided wheel slot gone out on guide wheel all without landing during moving back silk, so as to overcome molybdenum filament landing guided wheel slot in prior art
Afterwards, the problems such as workpiece easily cuts bad and fracture of wire.The numerical control electrospark wire-electrode cutting machine of above-mentioned wire electrode anti-slip device is so provided with,
The guided wheel slot that wire electrode goes out on guide wheel during wearing silk or moving back silk can also be ensured all without landing.
Description of the drawings
Fig. 1 is the assembling structure schematic diagram of wire electrode anti-slip device provided in an embodiment of the present invention；
Fig. 2 is the explosive view of wire electrode anti-slip device provided in an embodiment of the present invention；
Fig. 3 is the structural representation of wire electrode falling stop valve in wire electrode anti-slip device provided in an embodiment of the present invention；
Fig. 4 is the part line schematic diagram of control circuit in wire electrode anti-slip device provided in an embodiment of the present invention；
Fig. 5 is the structural representation of numerical control electrospark wire-electrode cutting machine provided in an embodiment of the present invention；
Fig. 6 is the structural representation of numerical control electrospark wire-electrode cutting machine middle (center) bearing bearing plate provided in an embodiment of the present invention.
Specific embodiment
Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.
Referring to Fig. 1, a kind of wire electrode anti-slip device is embodiments provided, including positioning component 10 and clamping group
Part 20, the positioning component 10 and clamp assembly 20 are distributed in the both sides of guide wheel 30；
One end of stator support shaft 40 and positioning component 10 are rotated and are connected, the other end of the stator support shaft 40 and clamping
Component 20 rotates connection；
The positioning component 10 is used for the relative position of positioning and the clamp assembly 20；
The clamp assembly 20 is used for clamping the guide wheel 30, and keep the guide wheel 30 respectively with the positioning component
10th, the gap of the clamp assembly 20 is respectively less than the radius of wire electrode.
It should be noted that the present embodiments relate to wire electrode can include multiple material wire electrode, for example：Molybdenum
Silk, copper wire etc., the embodiment of the present invention is no longer repeated one by one to this.
In embodiments of the present invention, wire electrode anti-slip device, including positioning component and clamp assembly, positioning component and folder
Tight components distribution is in the both sides of guide wheel；Wherein：Stator support shaft is used for supporting guide wheel to rotate.Obviously, two of stator support shaft
Shaft end is rotated with positioning component, clamp assembly respectively and is connected, during between such clamp assembly and positioning component just be clipped in guide wheel
Between, and by clamp assembly be held in position component to guide wheel gap and clamp assembly be respectively less than the half of molybdenum filament to the gap of guide wheel
Footpath.As this clearance distance can ensure that guide wheel will not be with positioning component, clamp assembly friction, it is also possible to protect the molybdenum filament will not
Skid off from this gap, and then molybdenum filament can be protected to be constantly in guided wheel slot, the wire electrode that so present invention is provided is anti-skidding
The clearance distance that dropping control device can be coordinated by gap, ensures that molybdenum filament goes out guide wheel all without landing during wearing silk or moving back silk
On guided wheel slot, so as to overcome in prior art after molybdenum filament landing guided wheel slot, the problems such as workpiece easily cuts bad and fracture of wire.
The present invention for all belong to cover the concrete structure of above-mentioned technical characteristic and should give protection.
Below the concrete structure of above-mentioned wire electrode anti-slip device is described in further details：
It is preferred that referring to Fig. 2, the positioning group 10 includes first bearing seat 101, clutch shaft bearing 102 and first tight spiral shell
Bolt 103, wherein：
The inside of the first bearing seat 101 is sequentially provided with screwed hole 1011, bearing mounting hole 1012 and support shaft and installs
Hole 1013；The first tight hook bolt 103 is fixed in the screwed hole 1011 of the first bearing seat, the clutch shaft bearing 102
It is arranged in the bearing mounting hole 1012 of first bearing seat 101, the support shaft installing hole 1013 of the first bearing seat 101 and institute
State stator support shaft 40 to coordinate；
Location hole 104 is additionally provided with the side wall of the first bearing seat 101.
It is preferred that
The clamp assembly 20 includes that second bearing seat 201, second bearing 202, the second tight hook bolt 203 and wire electrode are stopped
Drop valve 204, wherein：
The inside of the second bearing seat 201 is sequentially provided with screwed hole, bearing mounting hole and support shaft installing hole（Above-mentioned hole
It is similar to that first bearing seat）；The second tight hook bolt 203 is fixed in the screwed hole of the second bearing seat 201, institute
State second bearing 202 to be arranged in the bearing mounting hole of second bearing seat 201, the support shaft of the second bearing seat 201 is installed
Hole is coordinated with the stator support shaft 40；
The wire electrode falling stop valve 204 is socketed on the outer wall of the second bearing seat 201；
Alignment pin is additionally provided with the side wall of the wire electrode falling stop valve 204（Structure similar to thimble）2041, described
Alignment pin 2041 is coordinated with the location hole 104.
The location hole 104 is taper, and the alignment pin 2041 is the pin that head is taper.
It is preferred that wire electrode anti-slip device also includes cylinder；
The cylinder includes cylinder body（Not shown）, piston（Not shown）With cylinder piston holder, one end of the piston connects
The cylinder body is connect, the other end connects the cylinder piston support；The cylinder is used for driving the cylinder piston by piston
Frame stretching motion；
Referring to Fig. 3, on the outer wall of wire electrode falling stop valve 204, be additionally provided with two screw columns 2042, the screw column 2042 with
The cylinder piston support threaded connection.
Specifically, clamp assembly is clamped using cylinder in the right-hand member of stator support shaft, the middle part peace of stator support shaft
Guide wheel, the left end connection positioning component of stator support shaft are housed.During silk is worn, alignment pin and location hole are remained
Gap coordinates, and ensures radius of the gap less than wire electrode, ensures that wire electrode will not be skidded off from guided wheel slot, because both sides
Positioning component and clamp assembly will constrain the motion of wire electrode, in ensureing that wire electrode is clipped in by the modular construction of both sides all the time
Between.Alignment pin so in first bearing seat and wire electrode falling stop valve will not be rotated with stator support shaft certainly, simply
Play a part of one and support protection, by this shaft end clamping device, stator support shaft can be made to keep stable rotation, more
Will not deform because of the effect of load and gravity.
Further, referring to Fig. 4, wire electrode anti-slip device also includes control circuit 60 and tracheae 70；
The control circuit 60 includes power of electromagnetic valve 601, hand switch 602, electromagnetic valve body 603, the magnetic valve
Power supply 601 is connected with hand switch 602, electromagnetic valve body 603 respectively and forms subcircuits；
The electromagnetic valve body 603 is connected with the cylinder body by tracheae 70, and the electromagnetic valve body is used for control break
The direction of motion of the cylinder piston support on the cylinder；
Specifically, above-mentioned control can be realized by the artificial button press of magnetic valve, in addition can also passes through external circuitses
Realization is automatically controlled.Below the above-mentioned part that automatically controls is illustrated：
It is preferred that wire electrode anti-slip device also includes wire transporting motor；
The control circuit 60 also includes auxiliary reclay；The auxiliary reclay respectively with the electromagnetic valve body 603
Connect to form another two subcircuits with wire transporting motor.
Concrete operating principle：Wire electrode falling stop valve is promoted to move ahead by cylinder, the front end conical dowel pin of wire electrode falling stop valve
Import the taper location hole in first bearing seat, with ensure not with guide wheel friction, and keep certain interval, its gap is less than molybdenum filament
Radius.Reach protection molybdenum filament with this to be constantly in guided wheel slot.For subsequent work cycle time time, raising efficiency.
Manually：
Pressing KS makes power of electromagnetic valve supply to switch with manual bidirectional, realizes that cylinder moves ahead, and rear row function drives wire electrode to stop
Drop valve moves ahead（Protection molybdenum filament landing）After go（Molybdenum filament landing is not protected）, for debugging and special circumstances.
Automatically：KS switchs return, in the normal spare time.
Circuit breaker KA is described：Wire transporting motor power is supplied, and wiring supplies starting point, wire transporting motor not work in wire transporting motor power
Make, KA normally-closed contact working electrode silk falling stops valve moves ahead（Protection molybdenum filament landing）；When wire transporting motor is opened, KA adhesive normally opened contacts
Work, row after wire electrode falling stop valve,（Molybdenum filament landing is not protected）.
It should be noted that the auxiliary reclay is used for when wire transporting motor rotation is controlled, air cylinder driven clamp assembly
Depart from positioning component；When control wire transporting motor shuts down, air cylinder driven clamp assembly clamping and positioning component is controlled.
Auxiliary reclay (intermediate relay)（That is GB electrical symbol KA）：For relay protection and control automatically
In system processed, to increase quantity and the capacity of contact.It is used for transmitting M signal in control circuit.Analysis auxiliary reclay
Structure and principle understand, its entirely auxiliary contact.Switching is realized by different normally opened contacts and normally-closed contact
Control, can thus achieve above-mentioned control.
In sum, above-mentioned wire electrode anti-slip device is illustrated from mechanical configuration aspects including control section and enforcement division
Point；The executable portion includes positioning component and clamp assembly；The control section includes control circuit and cylinder.
It should be noted that wearing a step explanation and demonstrating the munipulation：（1）When wire storage cylinder runs to limit on the right-right-hand limit, storage is pressed
Silk cylinder stop button.（2）Unload silk mobile work platform, the top that molybdenum filament is parked in a hole.（3）Pull wire electrode head, successively around
Each guide wheel, conducting block is connect, and through wire hole, is finally back to wire storage cylinder.（4）Wire electrode is tensed, silk cylinder is fixed on afterwards tight
Gu Luodingchu.（5）Cut unnecessary silk head.
The present embodiments relate to wire electrode anti-slip device existing wear silk operation in facilitate wire electrode wire
Process, protect wire electrode not slide out from guided wheel slot.
The present embodiments relate to wire electrode anti-slip device can realize automatic protection functions.Provide with pneumatic driving
Therefore dynamic mechanical device is avoided because disconnected aiding in realizing that the process for wearing silk, molybdenum filament are always held at a kind of device of guided wheel slot
What the phenomenons such as silk were produced does over again, the problem for re-working, and then reduces much unnecessary workload, cost, improves numerical control
The operating efficiency of spark cutting.
Correspondingly, referring to Fig. 5 and Fig. 6, the embodiment of the present invention additionally provides a kind of numerical control electrospark wire-electrode cutting machine, including line
Frame 100, bearing bearing plate 200 and above-mentioned wire electrode anti-slip device；
The bearing bearing plate 200, the wire electrode anti-slip device（Including cylinder 500）It is fixedly connected on the coil holder
On 100, on the bearing bearing plate 200, bearing block installing hole 2001 is additionally provided with；
The first bearing seat being arranged on the wire electrode anti-slip device is fixed on the bearing bearing plate 200
Bearing block installing hole 2001 in.
It is preferred that
The first bearing seat is rotatably connected on the outer wall of one end of stator support shaft and is additionally provided with step；It is arranged at described
The step in first bearing seat is coordinated with the bearing block installing hole.
It is preferred that numerical control electrospark wire-electrode cutting machine also includes bucker；
The bucker is surrounded by three side plates successively and is formed, and the bucker is used for surrounding the Control Wire Cut Electrical Discharge
The outer surface of cutting machine.
Based on technique, existing machine tool structure can be changed, reach efficiency bigizationner, operation is more laborsaving, simply.
The present embodiments relate to bucker can prevent coolant（Such as saponification working solution or plasma water etc.）
Splashes, bad recycling, the present embodiments relate to bucker simultaneously can accomplish environmental protection, improve working environment, and
And wire electrode anti-slip device is used, simple to operate, easily train quickly on duty.
Generally speaking, the present embodiments relate to wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine, ensure
Wear a stability of process molybdenum filament, solve the problems, such as that existing wire cutting machine is time-consuming, laborious, efficiency is low, while changing line
The working environment of cutting off machine.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of wire electrode anti-slip device, it is characterised in that including positioning component and clamp assembly, the positioning component and folder
Tight components distribution is in the both sides of guide wheel；
One end of stator support shaft is rotated with positioning component and is connected, and the other end of the stator support shaft is rotated with clamp assembly and connected
Connect；
The positioning component is used for the relative position of positioning and the clamp assembly；
The clamp assembly is used for clamping the guide wheel, and keep the guide wheel respectively with the positioning component, the clamping group
The gap of part is respectively less than the radius of wire electrode；
The clamp assembly includes second bearing seat, second bearing, the second tight hook bolt and wire electrode falling stop valve, wherein：
The inside of the second bearing seat is sequentially provided with screwed hole, bearing mounting hole and support shaft installing hole；The second tight head
It is bolted in the screwed hole of the second bearing seat, the second bearing is arranged on the bearing mounting hole of second bearing seat
Interior, the support shaft installing hole of the second bearing seat is coordinated with the stator support shaft；
The wire electrode falling stop valve pocket is connected on the outer wall of the second bearing seat；
Alignment pin is additionally provided with the side wall of the wire electrode falling stop valve, the alignment pin is coordinated with the location hole；
The positioning component includes first bearing seat, clutch shaft bearing and the first tight hook bolt, wherein：
The inside of the first bearing seat is sequentially provided with screwed hole, bearing mounting hole and support shaft installing hole；The first tight head
It is bolted in the screwed hole of the first bearing seat, the clutch shaft bearing is arranged on the bearing mounting hole of first bearing seat
Interior, the support shaft installing hole of the first bearing seat is coordinated with the stator support shaft；
Location hole is additionally provided with the side wall of the first bearing seat.
2. wire electrode anti-slip device as claimed in claim 1, it is characterised in that
The location hole is taper, and the alignment pin is the pin that head is taper.
3. wire electrode anti-slip device as claimed in claim 2, it is characterised in that
Also include cylinder；
The cylinder includes that cylinder body, piston and cylinder piston holder, one end of the piston connect the cylinder body, and the other end connects
The cylinder piston support；The cylinder is used for driving the cylinder piston support stretching motion by piston；
Two screw columns, the screw column and the cylinder piston support screw thread is additionally provided with the outer wall of the wire electrode falling stop valve
Connection.
4. wire electrode anti-slip device as claimed in claim 3, it is characterised in that
Also include control circuit and tracheae；
The control circuit includes power of electromagnetic valve, hand switch, electromagnetic valve body, the power of electromagnetic valve respectively with open manually
Close, electromagnetic valve body connects to form subcircuits；
The electromagnetic valve body is connected with the cylinder body by tracheae, and the electromagnetic valve body is used for cylinder described in control break
The cylinder piston support the direction of motion.
5. wire electrode anti-slip device as claimed in claim 4, it is characterised in that
Also include wire transporting motor；
The control circuit also includes auxiliary reclay；The auxiliary reclay respectively with the electromagnetic valve body and wire transporting motor
Series connection forms another two subcircuits.
6. a kind of numerical control electrospark wire-electrode cutting machine, it is characterised in that appoint including coil holder, bearing bearing plate and such as claim 1-5
Wire electrode anti-slip device described in one；
The bearing bearing plate, the wire electrode anti-slip device are fixedly connected on the coil holder, on the bearing bearing plate
It is additionally provided with bearing block installing hole；
The first bearing seat being arranged on the wire electrode anti-slip device is fixed on the peace of the bearing block on the bearing bearing plate
In dress hole.
7. numerical control electrospark wire-electrode cutting machine as claimed in claim 6, it is characterised in that
The first bearing seat is rotatably connected on the outer wall of one end of stator support shaft and is additionally provided with step；It is arranged at described first
The step on bearing block is coordinated with the bearing block installing hole.
8. numerical control electrospark wire-electrode cutting machine as claimed in claim 7, it is characterised in that
Also include bucker；
The bucker is surrounded by three side plates successively and is formed, and the bucker is used for surrounding the CNC WEDM
The outer surface of machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399125.1A CN103447645B (en) | 2013-09-05 | 2013-09-05 | Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399125.1A CN103447645B (en) | 2013-09-05 | 2013-09-05 | Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103447645A CN103447645A (en) | 2013-12-18 |
| CN103447645B true CN103447645B (en) | 2017-03-15 |
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| CN201310399125.1A Expired - Fee Related CN103447645B (en) | 2013-09-05 | 2013-09-05 | Wire electrode anti-slip device and numerical control electrospark wire-electrode cutting machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392225A (en) * | 2016-11-15 | 2017-02-15 | 泰州机数控机床有限公司 | Numerical control electric spark line cutting machine with front-arrangement wire conveying cylinder and wire penetrating and returning method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202684251U (en) * | 2012-03-28 | 2013-01-23 | 上海大量电子设备有限公司 | Wire threading device of high-speed wire cut electric discharge machine and guiding device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05212673A (en) * | 1991-12-18 | 1993-08-24 | Riide:Kk | Electro-discharge machining method of super abrasive grain grinding wheel and device thereof |
| CN2728694Y (en) * | 2004-05-24 | 2005-09-28 | 潘淮南 | Guide wheel, swing link synchronous oscillating taper wire mounting structure for wire cutting machine |
| CN2873388Y (en) * | 2005-10-20 | 2007-02-28 | 钟树平 | Guide wheel device of electrospark wire-electrode cutting machine tool |
| CN100441351C (en) * | 2006-03-27 | 2008-12-10 | 钟树平 | Guide wheel charging device of electric spark wire cutting machine tool |
| CN101983817B (en) * | 2010-12-14 | 2011-12-07 | 南京航空航天大学 | Long-life guide wheel assembly for high-speed reciprocated WEDM machine tool |
| CN203484762U (en) * | 2013-09-05 | 2014-03-19 | 龙兴贵 | Wire electrode slip prevention device and numerical control wire cut electric discharge machine |
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2013
- 2013-09-05 CN CN201310399125.1A patent/CN103447645B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202684251U (en) * | 2012-03-28 | 2013-01-23 | 上海大量电子设备有限公司 | Wire threading device of high-speed wire cut electric discharge machine and guiding device thereof |
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Effective date of registration: 20160512 Address after: 225500 Jiangyan Town, Jiangsu District, the town of industrial concentration area Applicant after: Taizhou CNC Machine Tool Co., Ltd. Address before: 621115, Sichuan Province three sets of county view town square village square five group 10 Applicant before: Long Xinggui |
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