CN106735562A - The automatic compensation adjustment method and device of the workpiece amount of feeding in saw blade cutting processing - Google Patents
The automatic compensation adjustment method and device of the workpiece amount of feeding in saw blade cutting processing Download PDFInfo
- Publication number
- CN106735562A CN106735562A CN201710164000.9A CN201710164000A CN106735562A CN 106735562 A CN106735562 A CN 106735562A CN 201710164000 A CN201710164000 A CN 201710164000A CN 106735562 A CN106735562 A CN 106735562A
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- China
- Prior art keywords
- material carrier
- carrier platform
- feed table
- feeding
- silk
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
- B23D57/003—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts
- B23D57/0038—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts of frames; of tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
- B23D57/003—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts
- B23D57/0046—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts of devices for feeding, conveying or clamping work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The automatic compensation adjustment method and device of the workpiece amount of feeding in a kind of saw blade cutting processing, material carrier platform for clamping bar is installed on Feed table, material carrier platform can be moved on Feed table along workpiece direction of feed, and Feed table is with Constant feeding rate feeding sawing；When work piece cut length L is larger or saw silk causes cutting power decline bending larger because of abrasion, material carrier platform is made a concession automatically relative to saw silk by spring assembly, reduce the bending of saw silk, so that the workpiece amount of feeding is matched with silk cutting power is sawed；Its device, including Feed table and material carrier platform, positioning through hole is provided with Feed table, the bottom of material carrier platform is provided with lead column, material carrier platform is arranged on Feed table by bottom lead column with the cooperation of positioning through hole, and spring assembly is provided between material carrier platform and Feed table.Excessive heavy wear or slice surface degradation are brought present invention, avoiding the bending because sawing silk.
Description
Technical field
The present invention relates to a kind of workpiece feeding method automatically adjusted for the amount of feeding during saw blade cutting bar and
Device, belongs to cutting processing technical field.
Background technology
The hard brittle materials such as carborundum (Sic) monocrystalline, silicon (Si) extensively should because of the physics with good stable, chemical property
For every subjects field.And concretion abrasive diamond fretsaw microtomy during hard brittle material slice processing due to having
Have that joint-cutting is narrow, material clearance is high, slice surface quality is good, advantages of environment protection in crystal cut industry using increasingly
Extensively.
Existing wire saw machine tool equipment is usually that saw silk is back and forth transported on Feed table by processing clamping workpiece to be cut
Turn, moved by Feed table and drive material to be processed to be fed along perpendicular to the direction of saw silk, or kept by sawing silk
Fed along perpendicular to the direction of rapidoprint while to-and-fro thread, complete cutting.For the hard crisp material such as monocrystal SiC, single crystalline Si
For material, its workpiece shapes is generally circular in cross section bar-shaped, and incision length can change with the carrying out of process during cutting.Together
When, diamond wire matrix has that length is very long in itself, diameter very little the characteristics of, easily occur bending and deformation.
The mode for such as taking feed speed constant during cutting is processed, when incision length is larger or saws silk
During abrasion, because feed speed is constant, the amount of feeding cannot in time be cut the severe bends that can cause to saw silk, and excessive bending becomes
Shape can increase frictional force, the abrasion of exacerbation saw silk between saw silk and workpiece, or even fracture of wire phenomenon occur, and can make the table of section
Face quality is substantially reduced.When incision length is smaller, because sawing force is smaller, saw silk does not bend typically, its cutting ability
Also do not give full play to.
In order to solve this problem, there is cutting technique to take and fed using change according to saw cutting area degree in whole cutting process
The technique of speed, but this control system requirement to jigsaw is higher, the cost of sawing machine greatly improved and to operating personnel
The requirement of technology.Some sawing machines increased saw silk rocking equipment, and reciprocating swing keeps sawing circular rod in saw silk cutting process
Cutting Length is constant during shape hard brittle material, but increases manufacturing cost and control system that saw silk rocking equipment greatly improved sawing machine
The complexity of system.
The content of the invention
When the present invention using saw blade cutting for rod-like crystal bar is processed at present, because incision length becomes in cutting process
Change or saw silk cutting power change, while feed speed it is constant and exist the amount of feeding cannot in time be cut and be caused
Saw silk bends serious problem, there is provided a kind of automatic compensation adjustment method of the workpiece amount of feeding in saw blade cutting processing, while providing
A kind of feed arrangement for realizing the method, to solve problems present in wire sawing process.
The automatic compensation adjustment method of the workpiece amount of feeding in saw blade cutting processing of the invention, in being processed for saw blade cutting,
The workpiece amount of feeding can be automatically adjusted according to Cutting Length and saw silk cutting power, detailed process is：
Material carrier platform for clamping bar is installed on Feed table, Feed table is set between the two with material carrier platform
Spring assembly, material carrier platform can be moved on Feed table along workpiece direction of feed, and Feed table is with Constant feeding rate
Feeding sawing；
Before sawing, saw silk tensioning produces bending, is pressed on material carrier platform by workpiece, and spring assembly produces precommpression；When cutting
When cutting workpiece notch depth L for L≤d/4, if cutting quantity is more than the amount of feeding, the pre compressed magnitude of spring assembly will be reduced, and be carried
Material platform is further fed with respect to Feed table to saw silk direction, and the amount of feeding is compensated, make saw thread angle of bend increase to 5~
10 ° of cutting powers to keep saw silk, wherein d is the diameter of crystal to be machined bar；
When workpiece notch depth L is 3d/4≤L≤d, or silk abrasion is sawed, cause the amount of feeding more than cutting quantity, made curved
When bent angle is more than 10 °, the sawing pressure produced along workpiece direction of feed makes the spring assembly between Feed table and material carrier platform
Generation compression, material carrier platform is made a concession automatically relative to saw silk, reduces the bending of saw silk, to ensure angle of bend≤10 ° of saw silk, eliminates
Excessive cannot being cut in time of the amount of feeding causes to saw the excessive phenomenon of silk amount of bow.
It is 0~30mm that the material carrier platform makes a concession distance relative to saw silk.
The automatic compensation adjustment device of the workpiece amount of feeding in the saw blade cutting processing of the above method is realized, using following technical side
Case：
The device, including Feed table and material carrier platform, are provided with positioning through hole, the bottom of material carrier platform in Feed table
Be provided with lead column, material carrier platform is arranged on Feed table by bottom lead column with the cooperation of positioning through hole, material carrier platform with
Spring assembly is provided between Feed table.
The rectangular in cross-section of the lead column, correspondingly positioning through hole is also rectangle.
Locating guide device is provided between the lead column and positioning through hole, two are oppositely arranged in each positioning through hole
It is individual.
The locating guide device is arched, and upper and lower side carries mounting hole, and lateral surface is provided with arc convex.
The spring assembly is compression spring.
Said apparatus process and assemble is easy, low cost, flexible and convenient to use.When in use, load need to only be secured the workpiece against
On material platform, processing is started by setting constant machined parameters, without being manually adjusted in way, it is not required that using complexity
Control system sets different feed speeds in whole cutting process.
The present invention makes material containing by Feed table and the elastic connection of material carrier platform, the change according to sawing force by spring
Platform produces movement relative to Feed table along direction of feed, and realizes material carrier platform in other directions by locating guide device
Positioning, contact condition that can be voluntarily according to saw silk and workpiece in cutting process make the cutting power and table feed of saw silk
Amount matches, it is to avoid bring heavy wear or slice surface degradation because the bending for sawing silk is excessive.It is particularly suited for processing circle
Shape crystal bar and sawing machine apparatus control system is relatively simple, can only with constant speed feed situation.
Brief description of the drawings
Fig. 1 is the structural representation of the automatic compensation adjustment device of the workpiece amount of feeding in saw blade cutting processing in the present invention.
Fig. 2 is B-B sectional views in Fig. 1.
Fig. 3 is the structural representation of locating guide device in the present invention.
In figure：1st, Feed table, 2, compression spring, 3, material carrier platform, 4, workpiece, 5, saw silk, 6, guide wheel, 7, positioning and guiding
Device, 8, mounting hole, 9, arc convex.
Specific embodiment
As depicted in figs. 1 and 2, the automatic compensation adjustment device of the workpiece amount of feeding in saw blade cutting processing of the invention, including
Feed table 1 and material carrier platform 3.The bottom of material carrier platform 3 is provided with four lead columns of rectangle, offered on Feed table 1 with
The positioning through hole of corresponding four rectangles in lead column position, in the lead column insertion positioning through hole of the bottom of material carrier platform 3, each guiding
Locating guide device 7 is provided between post and positioning through hole.
Two locating guide devices 7 positioned opposite are set in the positioning through hole of each Feed table 1.Single positioning is led
To the structure of device 7 as shown in figure 3, arched, upper and lower side carries mounting hole 8, and mounting hole 8 is long trough.Locating guide device 7
The side contacted with the lead column of the bottom of material carrier platform 3 is provided with twice arc convex 9.Each two locating guide device 7 passes through it
On mounting hole 8 with bolt correspondence be installed in a through hole of Feed table 1.
The installation process of locating guide device 7 is as follows：Two positioning are inserted in each positioning through hole of Feed table 1 to lead
To device 7, the arc convex 9 on two locating guide devices 7 is relative, and bolt is inserted by mounting hole 8, and bolt is in partly to tighten shape
State；By in four locating dowels correspondence insertion positioning through hole of objective table 3, near the inner side of Feed table 1, (each positioning is led to for regulation
It is inboard in hole) four locating guide devices, its arc convex 9 is adjacent to the side wall of locating dowel, tighten bolt thereon；Regulation
Locating guide device 7 of the four additional on the outside of Feed table makes its arc convex 9 be adjacent to the side wall of locating dowel, tightens
Bolt, completes to install.Objective table 3 can be moved relative to Feed table 1 in cutting process, the arc on locating guide device 7
It is higher pair linear contact lay between raised 9 and locating dowel side wall, adds lubricating oil to ensure that locating dowel can in feed direction slidably.
Spring assembly is provided between material carrier platform 3 and Feed table 1, specifically in each lead column of material carrier platform 3
Suit compression spring 2.Axial direction is placed along workpiece and be provided with recessed in the upper and lower ends face of four rectangular through-holes of Feed table 1
Groove, locating guide device 7 is arranged on groove.
Said apparatus when in use, workpiece 4 are fixed on material carrier platform 3, and material carrier platform 3 is on Feed table 1 along workpiece 4
Direction of feed movement.Saw silk 5 produces bending tensioning, gives material carrier platform 3 one appropriate downward precompressions, makes compression spring 2
Produce compression.The constant back fed workbench 1 of feed speed of setting is moved (referring to Fig. 1) to perpendicular to saw silk 5 direction, saws silk 5
It is stretched on guide wheel 6 and moves back and forth, starts to cut workpiece 4.
It is smaller in notch depth L smaller (L≤d/4, d are the diameter of crystal to be machined bar) or the degree of wear of saw silk 5
When (preceding 3/4 time period in the life-span of saw silk 5), the cutting power for sawing silk 5 is good, if cutting quantity is more than the amount of feeding, compresses bullet
The decrement of spring 2 can be reduced, and material carrier platform 3 further feeds relative to Feed table 1 to saw silk 5 direction, to give full play to saw
The cutting power of silk 5.
In the notch depth L (3d/4≤L≤d) more long of cutting, or saw silk 5 is because of the degree of wear larger (longevity of saw silk 5
Rear 1/4 time period of life) cause cutting power to decline, when cutting quantity is less than the amount of feeding, because saw silk 5 produces larger bending
(angle of bend of saw silk is more than 10 °), its sawing pressure to the vertical direction of material carrier platform 3 for producing is increased, and now compress bullet
Spring 2 will further compress, and (it is 0 that saw silk makes a concession distance material carrier platform 3 is made a concession away from saw silk 5 direction relative to Feed table 1
~30mm), the angle of bend of saw silk 5 is maintained at≤10 ° (5~10 ° are preferred), it is to avoid saw silk 5 weares and teares excessive or breaks, to keep
The cutting power of silk is sawed, the cutting power effect flux matched with feeding is realized, the elimination amount of feeding is excessive cannot to be led by cutting in time
The phenomenon for causing saw silk amount of bow excessive, and ensure the surface quality of section.
As shown in figure 1, saw silk 5 angle of bend be phalanges saw silk 5 cut workpiece 4 when stress case of bending with saw silk 5 just the beginning and end
Included angle A between stress.
Fixed form of the Feed servo system mode and workpiece of the Feed table 1 being related in the present invention on material carrier platform 3
Etc. can be realized using prior art.
Claims (7)
1. a kind of automatic compensation adjustment method of the workpiece amount of feeding during saw blade cutting is processed, it is characterized in that：
Material carrier platform for clamping bar is installed on Feed table, Feed table sets spring between the two with material carrier platform
Device, material carrier platform can be moved on Feed table along workpiece direction of feed, and Feed table is fed with Constant feeding rate
Sawing；
Before sawing, saw silk tensioning produces bending, is pressed on material carrier platform by workpiece, and spring assembly produces precommpression；When cutting work
When part notch depth L is L≤d/4, if cutting quantity is more than the amount of feeding, the pre compressed magnitude of spring assembly will be reduced, material carrier platform
Further fed to saw silk direction with respect to Feed table, the amount of feeding is compensated, saw silk angle of bend is increased to 5~10 °
To keep the cutting power of saw silk, wherein d is the diameter of crystal to be machined bar；
When workpiece notch depth L is 3d/4≤L≤d, or silk abrasion is sawed, cause the amount of feeding more than cutting quantity, make angle of bend
During more than 10 °, the sawing pressure produced along workpiece direction of feed produces the spring assembly between Feed table and material carrier platform
Compression, material carrier platform is made a concession automatically relative to saw silk, reduces the bending of saw silk, to ensure angle of bend≤10 ° of saw silk, eliminates feeding
Excessive cannot being cut in time of amount causes to saw the excessive phenomenon of silk amount of bow.
2. the automatic compensation adjustment method of the workpiece amount of feeding during saw blade cutting according to claim 1 is processed, it is characterized in that：Institute
State material carrier platform and make a concession distance for 0~30mm relative to saw silk.
3. the automatic compensation adjustment device of the workpiece amount of feeding during a kind of saw blade cutting is processed, including Feed table and material carrier platform, its
It is characterized in：Positioning through hole is provided with Feed table, the bottom of material carrier platform is provided with lead column, and material carrier platform is oriented to by bottom
Post is arranged on Feed table with the cooperation of positioning through hole, and spring assembly is provided between material carrier platform and Feed table.
4. the automatic compensation adjustment device of the workpiece amount of feeding during saw blade cutting according to claim 3 is processed, it is characterized in that：Institute
The rectangular in cross-section of lead column is stated, correspondingly positioning through hole is also rectangle.
5. the automatic compensation adjustment device of the workpiece amount of feeding during saw blade cutting according to claim 3 is processed, it is characterized in that：Institute
State and locating guide device is provided between lead column and positioning through hole, two are oppositely arranged in each positioning through hole.
6. the automatic compensation adjustment device of the workpiece amount of feeding during saw blade cutting according to claim 5 is processed, it is characterized in that：Institute
State locating guide device arched, upper and lower side carries mounting hole, lateral surface is provided with arc convex.
7. the automatic compensation adjustment device of the workpiece amount of feeding during saw blade cutting according to claim 3 is processed, it is characterized in that：Institute
Spring assembly is stated for compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164000.9A CN106735562B (en) | 2017-03-20 | 2017-03-20 | The automatic compensation adjustment method and device of the workpiece amount of feeding in saw blade cutting processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164000.9A CN106735562B (en) | 2017-03-20 | 2017-03-20 | The automatic compensation adjustment method and device of the workpiece amount of feeding in saw blade cutting processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106735562A true CN106735562A (en) | 2017-05-31 |
| CN106735562B CN106735562B (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710164000.9A Expired - Fee Related CN106735562B (en) | 2017-03-20 | 2017-03-20 | The automatic compensation adjustment method and device of the workpiece amount of feeding in saw blade cutting processing |
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| Country | Link |
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| CN (1) | CN106735562B (en) |
Cited By (2)
| 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 |
| CN112363458A (en) * | 2020-11-04 | 2021-02-12 | 厦门至慧机器人有限公司 | Method for online measuring and compensating diameter of saw blade of sawing machine by using correlation type photoelectric switch or mechanical micro-motion switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3847569A (en) * | 1971-08-13 | 1974-11-12 | H Snow | Method of making a cable type saw |
| US20030089214A1 (en) * | 1998-11-05 | 2003-05-15 | Ngk Insulators, Ltd. | Cutting apparatus for ceramic green bodies |
| US6615055B1 (en) * | 1999-12-22 | 2003-09-02 | Nissin Parts Co., Ltd. | Structure of rod antenna guide port in cellular telephone |
| JP2011042025A (en) * | 2009-08-24 | 2011-03-03 | Takatori Corp | Wire saw |
| CN103958102A (en) * | 2011-10-04 | 2014-07-30 | 伊利诺斯工具制品有限公司 | Wire saw for cutting pipe |
| CN104203471A (en) * | 2012-02-28 | 2014-12-10 | 梅耶博格公司 | Holding device |
| CN205520842U (en) * | 2015-12-16 | 2016-08-31 | 阳东县国浩机械制造有限公司 | Workable and conveniently install and remove grinding wheel's edger unit |
| CN206567609U (en) * | 2017-03-20 | 2017-10-20 | 山东大学 | The automatic compensation adjustment device of the workpiece amount of feeding in saw blade cutting processing |
-
2017
- 2017-03-20 CN CN201710164000.9A patent/CN106735562B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3847569A (en) * | 1971-08-13 | 1974-11-12 | H Snow | Method of making a cable type saw |
| US20030089214A1 (en) * | 1998-11-05 | 2003-05-15 | Ngk Insulators, Ltd. | Cutting apparatus for ceramic green bodies |
| US6615055B1 (en) * | 1999-12-22 | 2003-09-02 | Nissin Parts Co., Ltd. | Structure of rod antenna guide port in cellular telephone |
| JP2011042025A (en) * | 2009-08-24 | 2011-03-03 | Takatori Corp | Wire saw |
| CN103958102A (en) * | 2011-10-04 | 2014-07-30 | 伊利诺斯工具制品有限公司 | Wire saw for cutting pipe |
| CN104203471A (en) * | 2012-02-28 | 2014-12-10 | 梅耶博格公司 | Holding device |
| CN205520842U (en) * | 2015-12-16 | 2016-08-31 | 阳东县国浩机械制造有限公司 | Workable and conveniently install and remove grinding wheel's edger unit |
| CN206567609U (en) * | 2017-03-20 | 2017-10-20 | 山东大学 | The automatic compensation adjustment device of the workpiece amount of feeding in saw blade cutting processing |
Cited By (2)
| 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 |
| CN112363458A (en) * | 2020-11-04 | 2021-02-12 | 厦门至慧机器人有限公司 | Method for online measuring and compensating diameter of saw blade of sawing machine by using correlation type photoelectric switch or mechanical micro-motion switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106735562B (en) | 2019-01-04 |
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