CN206812252U - A kind of workpiece loading device for improving saw blade cutting machined surface quality - Google Patents
A kind of workpiece loading device for improving saw blade cutting machined surface quality Download PDFInfo
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- CN206812252U CN206812252U CN201720649822.1U CN201720649822U CN206812252U CN 206812252 U CN206812252 U CN 206812252U CN 201720649822 U CN201720649822 U CN 201720649822U CN 206812252 U CN206812252 U CN 206812252U
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- workbench
- material carrier
- carrier platform
- wheel disc
- workpiece
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Abstract
A kind of workpiece loading device for improving saw blade cutting machined surface quality, including workbench and material carrier platform, upright guide rail is provided with workbench, material carrier platform is arranged on the guide rail of workbench, wheel disc is installed on workbench, wheel disc and motor connection, material carrier platform are connected by connecting rod with wheel disc, and the both ends of connecting rod are hinged with material carrier platform and wheel disc respectively.The device enables workpiece material carrier platform during being cut to be moved reciprocatingly relative to workbench and diamond wire wire direction, realize that equivalent cutting force size is basically identical suffered by each point in an oscillation cycle in same chord length, realize that each point basic synchronization is cut, eliminate and the not parallel phenomenon of line is cut caused by cutting force skewness；By increasing the relative motion between saw silk and workpiece to be machined, realize and promote the function lined up of chip, avoid because otch is long chip is assembled in the middle part of otch bring the phenomenon of saw silk heavy wear or slice surface Quality Down.
Description
Technical field
The utility model is related to one kind improves process during saw blade cutting bar and improves slice surface quality
Workpiece loading device, belong to cutting processing technical field.
Background technology
The hard and brittle crystal materials such as carborundum (SiC), silicon (Si), sapphire are because of the physics with good stable, chemical property
It is widely used in every subjects field.The slice processing of these crystal typically uses multi-wire saw cutting technique at present, has and cuts
Stitch the advantages that narrow, piece rate is high.Existing wire saw machine tool equipment is usually that workpieces processing to be cut is clamped in into Feed table
On, saw silk (also referred to as diamond wire) reciprocating operation, material to be processed is driven along perpendicular to saw silk by Feed table motion
Direction is fed, or is fed by sawing silk while to-and-fro thread is kept along perpendicular to the direction of rapidoprint, completes cutting,
The chip of excision is carried over joint-cutting with the motion and washing away for coolant of saw silk, realizes the discharge of chip.Diamond wire sheet
Body has the characteristics of small flexibility of diameter is big so that saw silk easily occurs bending and deformation in cutting.Saw blade cutting span is long, joint-cutting
It is narrow so that the chip at workpiece to be machined otch both ends is easier to discharge compared with otch medium position, to cut after clipping time accumulation
The removed material in mouthful both ends is sawed silk and bent otch medium position more, and arc rather than parallel is formed in slice surface
Cut channel, the surface quality of section substantially reduces, and influences follow-up processing.This phenomenon shows when processed boule diameter is larger
Must be especially prominent, excessive flexural deformation can increase the abrasion of the frictional force, exacerbation saw silk between saw silk and workpiece, even result in
Fracture of wire.
A kind of ultrasonic vibration elasticity loading dress for saw blade cutting disclosed in Chinese patent literature CN2015102465968
Put, although improving cutting efficiency improves surface quality, also significantly improve the cost of feed arrangement.
A kind of adjustable workpiece feeding method of the amount of feeding for saw blade cutting processing disclosed in CN2014103802930
And device, it is possible to reduce the saw silk bending in cutting, but need manual adjusting operation inconvenient.
Utility model content
When the utility model for using diamond wire sliced crystal bar at present, cause because joint-cutting is narrow in the middle part of otch
Chip be difficult to discharge, caused by same chord length upper cut end and middle part can not be made by synchronous cutting, the flexible deformation of saw silk
The outstanding problems such as the cutting line not parallel into slice surface, there is provided accelerate chip row in a kind of fixed-abrasive wire saw cutting process
Go out, improve process and improve the workpiece loading device of saw blade cutting machined surface quality.
The workpiece loading device of the present utility model for improving saw blade cutting machined surface quality, using following technical scheme：
The device, including workbench and material carrier platform, upright guide rail is provided with workbench, and material carrier platform is arranged on workbench
On guide rail, wheel disc, wheel disc and motor connection are installed on workbench, material carrier platform is connected by connecting rod with wheel disc, the both ends of connecting rod
It is hinged respectively with material carrier platform and wheel disc；
Secure the workpiece against on material carrier platform, saw silk is while to-and-fro thread on keeping vertical direction in the horizontal direction to work
Part is fed, and realizes that saw silk contact with workpiece, compressed and cutting processing, while the rotation of motor driving wheel disk, passes through connecting rod driving load
Material platform vertically moves back and forth along guide rail on the table.
Guide rail on the workbench is dovetail groove slide rail.
The wheel disc is provided with strip hole, and the hinge of connecting rod and wheel disc is in the strip hole.The company of regulation can be passed through
The reciprocating stroke length of position control material carrier platform of the boom end in strip hole.
The material carrier platform for clamping bar is installed by guide rail on workbench vertical direction, during sawing, saw silk is being kept
Fed in the horizontal direction to workpiece while to-and-fro thread on vertical direction, realize that saw silk is contacted with workpiece, compresses and cut and add
Work, while motor driving wheel disk rotates, and connects material carrier platform by connecting rod, forms a slider-crank mechanism, enable material carrier platform
Moved back and forth on the guide rail of workbench.
Said apparatus process and assemble is easy, cost is low, and regulation and control are convenient.When in use, material carrier platform need to only be secured the workpiece against
On, and interlinking lever end position is regulated according to diameter of work can start working, the diamond wire in the vertical direction on guide wheel is past
Multiple wire, feeds to workpiece level and cuts, vertical direction moves back and forth material carrier platform on the table.When material carrier platform is along work
When being moved down as platform, now workpiece is close to lower tumbler, using the center of incision length as origin, if incision length is upward
To on the occasion of being downwards negative value, then incision length x1 is that cutting force suffered by-L/2≤x1≤L/3 parts compared with x2 is L/3≤x2
Cutting force suffered by≤L/2 parts is big, and the excision material now below joint-cutting is more；When material carrier platform moves up along workbench
When, now workpiece is close to upper block, and using the center of incision length as origin, incision length x1 is-L/2≤x1≤- L/3 portions
Cutting force of the cutting force compared with x2 suffered by-L/3≤x2≤L/2 parts suffered by point is small, and the excision material now above joint-cutting is more.
Equivalent cutting force size is basically identical suffered by each point after one oscillation cycle in same chord length, and each point is realized substantially synchronously to be cut
Cut, eliminate the not parallel phenomenon of cutting line, be easy to the processing of subsequent handling.In addition, workpiece is done vertically between two guide wheels
Motion is moved back and forth on direction, the discharge that the relative displacement between saw silk and workpiece promotes chip is added, reduces chip pair
The delineation of finished surface, reduce surface cut channel.
The utility model makes clamping workpiece in material carrier platform by forming slider-crank mechanism between workbench and material carrier platform
On can be moved reciprocatingly relative to workbench along slide rail and diamond wire wire direction.By workpiece between guide wheel vertical direction
On move back and forth, realize that equivalent cutting force size is basically identical suffered by each point in an oscillation cycle in same chord length, it is real
Existing each point basic synchronization cutting, eliminates and the not parallel phenomenon of line is cut caused by cutting force skewness；Pass through increase
The relative motion between silk and workpiece to be machined is sawed, the function of promoting chip to line up is realized, avoids making chip exist because otch is long
Assemble in the middle part of otch and bring the phenomenon of saw silk heavy wear or slice surface Quality Down.Be particularly suitable for use in fixed-abrasive wire saw
Cut the situation of high rigidity large-size crystals bar.
Brief description of the drawings
Fig. 1 is the structural representation for the workpiece feed arrangement that the utility model improves saw blade cutting machined surface quality.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the sectional view of A-A in Fig. 2.
In figure：1st, workbench, 2, material carrier platform, 3, connecting rod, 4, wheel disc, 5, guide wheel, 6, workpiece, 7, saw silk, 8, strip hole, 9,
Motor.
Embodiment
As depicted in figs. 1 and 2, the workpiece loading device of the present utility model for improving saw blade cutting machined surface quality, bag
Workbench 1 and material carrier platform 2 are included, guide rail is provided with the vertical direction of workbench 1, material carrier platform 2 is arranged on the guide rail of workbench 1.
The guide rail of workbench 1 is dovetail groove slide rail, such as Fig. 3.Wheel disc 4 is installed, wheel disc 4 is connected with motor 9, motor 9 on workbench 1
On workbench 1, referring to Fig. 2.Material carrier platform 2 is connected by connecting rod 3 with wheel disc 4, and wheel disc 4 is provided with strip hole 8, connecting rod 3
One end is be hinged with material carrier platform 2, and the other end of connecting rod 3 is be hinged with wheel disc 4, and hinge is in strip hole 8, can be existed by adjusting hinge
Position in strip hole 8 changes effective length of the connecting rod 3 between material carrier platform 2 and wheel disc 4, and control material carrier platform 2 is reciprocating
Stroke.
When in use, workpiece 6 is fixed on material carrier platform 2 for said apparatus, starts motor 8, and driving wheel disc 4 is rotated, passed through
Connecting rod 3 drives material carrier platform 2 vertically to be reciprocatingly moved on the dovetail groove slide rail of workbench 1.After setting feed speed, saw
Silk 7 is stretched on guide wheel 5, overall to be fed in the horizontal direction to workpiece 6, and vertically to-and-fro thread moves saw silk 7 simultaneously, opens
Begin cutting workpiece 6.
When dovetail groove slide rail of the material carrier platform 2 along workbench 1 moves down, now workpiece 6 is close to lower tumbler, with otch
The center of length is origin, if incision length upward direction be on the occasion of, be downwards negative value, then incision length x1 be-L/2≤
Cutting force of the cutting force compared with x2 suffered by L/3≤x2≤L/2 parts suffered by x1≤L/3 parts is big；And work as material carrier platform 2 along work
When making the dovetail groove slide rail of platform 1 and moving up, now workpiece 6, using the center of incision length as origin, is cut close to upper block
Mouthful length x1 is cutting force suffered by-L/2≤x1≤- L/3 parts compared with the cutting force that x2 is suffered by-L/3≤x2≤L/2 parts
It is small.Equivalent cutting force size suffered by each point after one oscillation cycle in 6 same chord length of workpiece is basically identical, and each point is realized substantially
Synchronous cutting, the not parallel phenomenon of cutting line is eliminated, improves surface cut channel, is easy to the processing of subsequent handling.
When cut workpiece 6 incision length it is smaller when, can by position of the end of connecting rod 3 on wheel disc 4 on strip hole 8 to
Adjusted close to the direction in the axle center of wheel disc 4, so that the reciprocating stroke of material carrier platform 2 shortens, to match the incision length of workpiece 6.
When cut workpiece 6 incision length it is larger when, can by position of the end of connecting rod 3 on wheel disc 4 on strip hole 8 to
Direction away from the axle center of wheel disc 4 is adjusted, so that the reciprocating stroke increase of material carrier platform 2, to match the incision length of workpiece 6.
To-and-fro thread mode in the horizontal direction Feed servo system mode and vertical direction of the saw silk 7 being related in the utility model
And the fixed form of workpiece 6 on material carrier platform 2 etc. can use prior art to realize.
Claims (3)
1. a kind of workpiece loading device for improving saw blade cutting machined surface quality, including workbench and material carrier platform, it is characterized in that：
Upright guide rail is provided with workbench, material carrier platform is arranged on the guide rail of workbench, and wheel disc, wheel disc and electricity are provided with workbench
Machine is connected, and material carrier platform is connected by connecting rod with wheel disc, and the both ends of connecting rod are hinged with material carrier platform and wheel disc respectively.
2. the workpiece loading device according to claim 1 for improving saw blade cutting machined surface quality, it is characterized in that：It is described
Guide rail on workbench is dovetail groove slide rail.
3. the workpiece loading device according to claim 1 for improving saw blade cutting machined surface quality, it is characterized in that：It is described
Wheel disc is provided with strip hole, and the hinge of connecting rod and wheel disc is in the strip hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720649822.1U CN206812252U (en) | 2017-06-06 | 2017-06-06 | A kind of workpiece loading device for improving saw blade cutting machined surface quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720649822.1U CN206812252U (en) | 2017-06-06 | 2017-06-06 | A kind of workpiece loading device for improving saw blade cutting machined surface quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206812252U true CN206812252U (en) | 2017-12-29 |
Family
ID=60757993
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720649822.1U Expired - Fee Related CN206812252U (en) | 2017-06-06 | 2017-06-06 | A kind of workpiece loading device for improving saw blade cutting machined surface quality |
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|---|---|
| CN (1) | CN206812252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009531A (en) * | 2017-06-06 | 2017-08-04 | 山东大学 | A kind of workpiece loading device for improving saw blade cutting machined surface quality |
-
2017
- 2017-06-06 CN CN201720649822.1U patent/CN206812252U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009531A (en) * | 2017-06-06 | 2017-08-04 | 山东大学 | A kind of workpiece loading device for improving saw blade cutting machined surface quality |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20190606 |