CN108088602A - A kind of test device of inside diameter slicer blade tensioning state - Google Patents
A kind of test device of inside diameter slicer blade tensioning state Download PDFInfo
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- CN108088602A CN108088602A CN201810091674.5A CN201810091674A CN108088602A CN 108088602 A CN108088602 A CN 108088602A CN 201810091674 A CN201810091674 A CN 201810091674A CN 108088602 A CN108088602 A CN 108088602A
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- inside diameter
- encoder
- circular knife
- diameter slicer
- displacement sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention provides a kind of test devices of inside diameter slicer blade tensioning state, are mainly made of electric pushrod, electromagnet, encoder, multiple sensors and various connectors.Electric pushrod drive is top to press to interior circular knife, and pressure sensor gathers pressure and the deformation of blade with displacement sensor in real time, and the rigidity after blade tensioning can be obtained according to both sides relation；The internal circular knife of computer control electromagnet generates excitation, and displacement sensor gathers the vibratory response data after blade excited target, the intrinsic frequency after interior circular knife tensioning can be obtained in Fourier transform；Inside diameter slicer cutterhead is rotated, the lateral displacement of displacement sensor blade cutting edge, the angle that encoder record blade turns over, the difference of the maximin of lateral displacement is the inner circle blade cutting edge unevenness after tensioning in each cycle.This covering device is easy to assembly, and operation is flexible, can quick and precisely test inside diameter slicer blade tensioning state, judges the quality of blade tensioning quality.
Description
Technical field
The invention belongs to the test dresses of interior circular knife testing field more particularly to a kind of inside diameter slicer blade tensioning state
It puts.
Background technology
The superior functions such as hard brittle material has high rigidity, wear-resistant, corrosion-resistant, chemical stability is good, are widely used in work
Industry and civil field.In the actual production process, magnetic material, semiconductor silicon material, ceramics, quartz, hard alloy etc.
The cutting of hard brittle material and slice processing are very universal.Inner circle dicing method based on inside diameter slicer is opposite with cutting accuracy
It is higher, slice thickness is uniform and stable, crystal orientation and thickness are easy to adjust, more specification multi items processing flexibly, cutting cost of supplementary product it is low,
Many advantages, such as discarded object environmental pollution is small is that current small-medium size hard brittle material is small-scale, the master of small lot slice processing
Want means.
Inner circle blade thickness is very thin, and common blade thickness only has 0.12mm, therefore is needed before slice processing to blade
It carries out processing to be allowed to obtain larger rigidity, mechanical tensioning method is the method for circular knife rigidity in current most common raising.
But since blade is excessively thin, pressure adjusts the factors such as improper to tensioning pressure ring everywhere, often so that blade cutting edge generates wave
Deformation in turn results in the problems such as loss of saw kerf joint-cutting is serious, slice surface is of poor quality.Therefore the tensioning of inside diameter slicer blade is carried out
Characteristic research is of great significance to the development of hard brittle material slice processing.
Carry out the tensioning characteristic research of inside diameter slicer blade, it is necessary to formulate different tensioning schemes, and to inner circle after tensioning
The state of blade is tested, to judge the quality of blade tensioning quality.Generally carry out rough measure using amesdial at present
Deformation at cutting edge, and the placement position of amesdial, the artificial uncertainty for reading the factors such as parameter can generate very big mistake
Difference, and this method can not measure other state parameters such as rigidity of cutting edge after blade is tensioned, therefore this method is unable to system
The quality of circular knife tensioning quality in accurately judging.
In conclusion the development of inner circle microtomy accurately can quickly test difference there is an urgent need to a kind of test device
The state of tensioning scheme bottom knife：Blade cutting edge unevenness, cutting edge rigidity and intrinsic frequency.Design and develop out a set of test inner circle
The device of microtome knife tensioning state, is of great significance and actual application value.
The content of the invention
It is an object of the invention to provide a kind of test devices of inner circle blade state under different tensioning schemes, can be quickly accurate
Really cutting edge rigidity, cutting edge unevenness and the intrinsic frequency after the tensioning of test inside diameter slicer blade.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of test device of inside diameter slicer blade tensioning state, is made of mechanical device and electrical equipment.Wherein machine
Tool device includes L-type support frame, Z axis fine tuning displacement hoistable platform, L-type link, catch, electric pushrod connecting pole, top, volume
The two-fold shape link of code device, encoder fixed frame, encoder sleeve etc.；Electrical equipment includes eddy current displacement sensor, laser
Displacement sensor, encoder, pressure sensor, electromagnet, relay, electric pushrod, capture card, computer and DC power supply
Deng.Test device is divided into rigidity, cutting edge unevenness, intrinsic frequency test three parts.
The L-type support frame bottom is there are two U-type groove, for passing through bolt and inside diameter slicer mobile work platform
Connection；Side is passed there are three circular through hole, four threaded holes and a square through hole for fixing electric pushrod and laser displacement
Sensor L-type link.
Described electric pushrod connecting pole one end is screw thread, is connected for the push rod with electric pushrod；The other end is smooth, and
The end face at the end is equipped with threaded hole, for being connected with the threaded post of pressure sensor one end.
Described top one end is coniform, for pushing up the interior circular knife after tensioning；The top other end is equipped with threaded hole,
For being connected with pressure sensor threaded post.
The two-fold shape link one end of the encoder is connected with inside diameter slicer rack, and one end connects with encoder fixed frame
It connects, and the through hole for being connected with rack one end is greater than Bolt sizes, bolt length is greater than the length of rack threaded hole so that compiles
Code device connection fixing device all leaves buffering gap in each degree of freedom, runout error during for eliminating main axis, so as to
Realize being flexible coupling for encoder and inside diameter slicer main shaft.
The encoder sleeve is cylindric in two-part, and inside is the through hole of two kinds of diameters, and big one section of diameter is sleeved on
On the locking nut of inside diameter slicer main shaft back belt wheel, another section is sleeved in the Rotational Cylindrical of encoder.Two sections of cylindrical sides
Centre position is all there are three threaded hole, for holding out against clamping screw and Rotational Cylindrical by bolt, so as to fulfill circumferentially fixed, really
It protects encoder and main shaft keeps rotating synchronously.
Advantage of the invention is that：Inside diameter slicer blade tensioning state can be quickly tested, judges blade tensioning quality
It is good and bad.The interior circular knife tensioning state parameter that this covering device can be tested accurately has：Rigidity, cutting edge unevenness and intrinsic frequency.It is whole
Covering device is reequiped based on inside diameter slicer, processing, assembling, convenient disassembly, and the mobile platform that can be cut into slices by inner circle is quickly adjusted
For each component to suitable position, entire test process is easy to operate flexibly.In addition, this covering device can also be used for other thin discoid parts
Rigidity test, it is applied widely.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention
Fig. 2 is blade device for testing stiffness schematic diagram
Fig. 3 is eddy current displacement sensor and electromagnet scheme of installation
Fig. 4 is coder installing device structure diagram
Specific embodiment
The present invention is further described below in conjunction with attached drawing：
As shown in Figure 1, a kind of test device of inside diameter slicer blade tensioning state of the present invention, each several part are followed successively by：It is interior
Diameter slicer Mobile operating platform (1), bolt (2), L-type support frame (3), electric pushrod stepper motor (4), laser displacement sensing
Device (5), bolt (6), laser displacement sensor link (7), link bolt (8), bolt (9), electric pushrod sleeve (10),
Electric pushrod expansion link (11), electric pushrod connecting pole (12), catch (13), pressure sensor (14), location nut (15), top
Sharp (16), eddy current displacement sensor gauge head (17), fixing nut (18), L-type link (19), bolt (20), gasket (21),
Electromagnet (22), Z axis fine tuning displacement hoistable platform (23), interior circular knife (24), cutterhead (25), inside diameter slicer rack (26),
The two-fold shape link (29) of inside diameter slicer main shaft (27), rack bolt (28), encoder, link bolt and nut (30) are compiled
Code device (31), encoder fixing bolt (32), encoder fixed frame (33), circumferential locking bolt (34), encoder sleeve (35),
Belt wheel (36)；The components such as other computers, capture card, D.C. regulated power supply, relay, conducting wire are not shown in the figure.
Interior circular knife device for testing stiffness part in the present invention is as shown in Figure 2.L-type support frame (3) by bolt (2) with
Inside diameter slicer Mobile operating platform (1) is connected；Four link bolts (8) are revolved through laser displacement sensor link (7)
Into four bolts hole of L-type support frame (3) side, the connection of link (7) and supporting rack (3) is realized；Four bolts (6) are complete
It through laser displacement sensor (5) and laser displacement sensor link (7), and is tightened with nut, realizes laser displacement sensing
Device (5) and link (7) are connected；The square locating piece at electric pushrod sleeve (10) back passes through L-type support frame (3) side
Square through hole, three bolts (9) are tightened against electric pushrod sleeve (10) through L-type support frame (3)；Electric pushrod connecting pole (12)
One side is that screw thread is connected with the threaded hole of electric pushrod expansion link (11), and the end face of electric pushrod connecting pole (12) opposite side is beaten
There is threaded hole, the threaded post of pressure sensor (14) one end is connected through catch (13) with the threaded hole, and it is fixed that catch (13) passes through
Position nut realizes axially position；The threaded post of pressure sensor (14) other end is connected with top (16).So far, rigidity test fills
Putting part, installation is complete.
Interior circular knife intrinsic frequency test device part in the present invention is as shown in Figure 3.Z axis finely tunes displacement hoistable platform
(23) magnet that can make it internal by the big knob of rotary face is attracted solid with inside diameter slicer Mobile operating platform (1)
It is fixed, and its height can be finely adjusted by the knob of side.Plane and two L-types on Z axis fine tuning displacement hoistable platform (23)
Link (19) is bolted.The cylinder of eddy current displacement sensor gauge head (17) is shape of threads, through L-type link
(19) locked afterwards with a pair of of fixing nut (18).It is connected with a stay bolt (20) through the larger gasket (21) of outer diameter with L-type
Frame (19) is tightened with electromagnet (22), completes the fixation of electromagnet.So far, installation is complete for intrinsic frequency test device part.
The inner circle blade cutting edge unevenness test device part of the present invention needs encoder to match somebody with somebody with eddy current displacement sensor
It closes and uses.Fig. 4 is encoder scheme of installation, is first fixed encoder (31) with encoder with encoder fixing bolt (32)
Frame (33) connects, then with link bolt and nut (30) by encoder fixed frame (33) and the two-fold shape link (29) of encoder
The two-fold shape link (29) of encoder, is finally connected by connection with rack bolt (28) with inside diameter slicer rack (26).Coding
It is the through hole of two kinds of diameters inside device sleeve (35), one section of big locking screw for being sleeved on inside diameter slicer main shaft back belt wheel of diameter
On female (37), another section is sleeved in the Rotational Cylindrical of encoder (31)；Six circumferential locking bolts (34) difference precession encoder sets
The threaded hole of cylinder (35) side, and the Rotational Cylindrical of locking nut (37) and encoder (31) is held out against respectively, so as to fulfill circumferential solid
It is fixed, it is ensured that encoder and main shaft keep rotating synchronously.Cutting edge unevenness is tested uses same current vortex with intrinsic frequency test
Eddy current displacement sensor gauge head (17) need not be reinstalled or adjusted to displacement sensor.So far, cutting edge unevenness test dress
Putting part, installation is complete.
The specific work process of test device in the present embodiment is described below in conjunction with attached drawing 1：
The cutting edge rigidity of the interior circular knife (24) under tensioning state is tested firstly the need of adjustment inside diameter slicer moving operation
The position of platform (1) so that electric pushrod expansion link (11) is in the state of being fully retracted, dise knife in top (16) axial distance
Within piece (24) cutting edge 1mm；Then profit computerizeds control electric pushrod stepper motor (4) work so that electric pushrod is stretched
Contracting bar (11) slowly stretches out step by step, with circular knife (24) cutting edge in top (16) pressure being connected with rod end and makes its change
Shape；The pressure that interior circular knife (24) cutting edge is subject to is transferred to by top (16) on pressure sensor (14), therefore pressure sensing
The pressure value that device (14) measures in real time is exactly the pressure that interior circular knife (24) cutting edge is subject to；The laser of laser displacement sensor (5)
The catch (13) on electric pushrod is penetrated, measures electric pushrod displacement in real time, which is also interior circular knife (24) cutting edge
Deform volume under pressure；The data that sensor collects are transferred to computer by capture card；Finally according to rigidity be equal to pressure divided by
The relation of deformation, and the data gathered using software processing, you can rigidity value at interior circular knife (24) cutting edge is obtained.
In test during circular knife (24) intrinsic frequency, electromagnet (22) and eddy current displacement sensor gauge head are adjusted first
(17) position makes electromagnet (22) sucker apart from blade 1mm or so, eddy current displacement sensor gauge head (17) as close to
Electromagnet (22)；Computer is allowed to internal circular knife (24) by gathering card control relay to electromagnet (22) of short duration power supply
Generate pulse excitation；Freedom after circular knife (24) is encouraged by electromagnet in eddy current displacement sensor gauge head (17) acquisition in real time
Vibratory response data；The data collected are input to computer by capture card；The methods of finally utilizing Fourier transform pair
The data collected are handled, and the intrinsic frequency of interior circular knife (24) can be obtained.
The cutting edge unevenness of interior circular knife (24) refers to the lateral displacement amplitude of variation model at the inner circle blade cutting edge after tensioning
It encloses.The position of Z axis fine tuning displacement hoistable platform (23) is adjusted during test first so that eddy current displacement sensor gauge head (17) axis
To apart from interior circular knife (24) cutting edge 1mm or so, specific distance should be depending on the range of sensor；Then inner circle section is rotated
The cutterhead (25) of machine makes it that the interior circular knife (24) after tensioning be driven to slowly run；Eddy current displacement sensor gauge head (17) is real
When measurement in circular knife (24) inner ring cutting edge lateral displacement, encoder (31) angle that turns over of circular knife (24) in record in real time
Displacement；The data that sensor collects are input to computer by capture card；Finally the data collected are handled, you can
Draw the cutting edge unevenness of interior circular knife (24).
Claims (7)
1. a kind of test device of inside diameter slicer blade tensioning state, mainly by L-type support frame (3), laser displacement sensor
(5), laser displacement sensor link (7), electric pushrod expansion link (11), electric pushrod connecting pole (12), catch (13), pressure
Force snesor (14), location nut (15), top (16), eddy current displacement sensor gauge head (17), L-type link (19), electricity
Magnet (22), Z axis fine tuning displacement hoistable platform (23), interior circular knife (24), inside diameter slicer rack (26), rack bolt
(28), the two-fold shape link (29) of encoder, encoder (31), encoder fixed frame (33), circumferential locking bolt (34), coding
The compositions such as device sleeve (35).
2. the test device of inside diameter slicer blade tensioning state according to claim 1, it is characterised in that：L-type supports
Frame (3) is bolted with inside diameter slicer mobile platform, and laser displacement sensor (5) passes through laser displacement sensor link
(7) it is connected with L-type support frame (3), electric pushrod is connected by bolt with L-type support frame (3), electric pushrod connecting pole (12) one
Side is that screw thread is connected with the threaded hole of electric pushrod expansion link (11), and the end face of opposite side is equipped with threaded hole, pressure sensor
(14) threaded post of one end is connected through catch (13) with the threaded hole, and the threaded post of the other end is connected with top (16), gear
Axially position is all realized in piece (13) and top (16) by location nut (15).
3. the test device of inside diameter slicer blade tensioning state according to claim 2, it is characterised in that：During work,
Computer control electric pushrod expansion link (11) is stretched out, and top (16) is driven to press to interior circular knife, pressure sensor (14) is with swashing
The pressure of measurement blade and deformation, the data collected are transferred to calculating to Optical displacement sensor (5) by capture card in real time respectively
Machine is equal to pressure divided by the relation of deformation, you can the rigidity value at interior circular knife (24) cutting edge is obtained according to rigidity.
4. the test device of inside diameter slicer blade tensioning state according to claim 1, it is characterised in that：Z axis is finely tuned
Displacement hoistable platform (23) is connected by internal magnet with inside diameter slicer Mobile operating platform, two L-type links (19)
Displacement hoistable platform (23) is finely tuned by bolt with Z axis to be connected, eddy current displacement sensor gauge head (17) and electromagnet (22) point
It is not connected by double nut and bolt with L-type link (19), adjustment eddy current displacement sensor gauge head (17) and electromagnet
(22) sucker position is allowed to apart from interior circular knife (24) 1mm or so.
5. the test device of inside diameter slicer blade tensioning state according to claim 4, it is characterised in that：During work,
Computer is allowed to internal circular knife (24) generation pulse and swashs by gathering card control relay to electromagnet (22) of short duration power supply
It encourages, the free vibration number of responses after circular knife (24) is encouraged by electromagnet in eddy current displacement sensor gauge head (17) acquisition in real time
According to, and the data collected are input to computer by capture card, utilize the data to collecting the methods of Fourier transform
It is handled, you can the intrinsic frequency of interior circular knife (24) is obtained.
6. the test device of inside diameter slicer blade tensioning state according to claim 1, it is characterised in that：Encoder
(31) it is bolted with encoder fixed frame (33), encoder fixed frame (33) and the two-fold shape link (29) of encoder
It is connected by bolt and nut, is connected the two-fold shape link (29) of encoder and inside diameter slicer rack (26) with rack bolt (28)
It connects, is the through hole of two kinds of diameters inside encoder sleeve (35), big one section of diameter is sleeved on inside diameter slicer main shaft back belt wheel
Locking nut on, another section is sleeved in the Rotational Cylindrical of encoder (31), six circumferential locking bolts (34) precessions coding respectively
The threaded hole of device sleeve (35) side, and the Rotational Cylindrical of locking nut (37) and encoder (31) is held out against respectively, so as to fulfill week
To fixation, it is ensured that encoder and main shaft keep rotating synchronously.
7. the test device of the inside diameter slicer blade tensioning state according to claim 4 or 6, it is characterised in that：Work
When, the cutterhead of inside diameter slicer is rotated, makes it that the interior circular knife (24) after tensioning be driven to slowly run, eddy current displacement sensor
Gauge head (17) in real time measurement in circular knife (24) inner ring cutting edge lateral displacement, encoder (31) in real time record in circular knife (24)
The angle displacement turned over, the data that sensor collects are input to computer by capture card, finally ask in each cycle most
Big minimum lateral shift differences, you can draw the cutting edge unevenness of interior circular knife (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091674.5A CN108088602B (en) | 2018-01-30 | 2018-01-30 | Testing device for blade tensioning state of inner circle slicing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091674.5A CN108088602B (en) | 2018-01-30 | 2018-01-30 | Testing device for blade tensioning state of inner circle slicing machine |
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| Publication Number | Publication Date |
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| CN108088602A true CN108088602A (en) | 2018-05-29 |
| CN108088602B CN108088602B (en) | 2023-06-23 |
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| CN201810091674.5A Active CN108088602B (en) | 2018-01-30 | 2018-01-30 | Testing device for blade tensioning state of inner circle slicing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709673A (en) * | 2018-07-27 | 2018-10-26 | 北方民族大学 | The top gem of a girdle-pendant cuts force test device and test method |
| CN109764917A (en) * | 2019-03-06 | 2019-05-17 | 吉林大学 | A kind of dynamical property test system of flexural vibrating ultrasound processing unit (plant) |
| CN110045141A (en) * | 2019-05-29 | 2019-07-23 | 吉林大学 | A kind of device for the test of inside diameter slicer process |
| CN110315419A (en) * | 2019-08-08 | 2019-10-11 | 吉林大学 | A kind of inner circle slice ultrasonic vibration auxiliary machining device |
| CN110530564A (en) * | 2019-09-07 | 2019-12-03 | 浙江宸通电子科技有限公司 | A kind of cutter head detection device of slide cam selector |
| CN111692956A (en) * | 2020-06-30 | 2020-09-22 | 王宁 | Automatic check equipment for symmetry of outer groove of gear ring |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709673A (en) * | 2018-07-27 | 2018-10-26 | 北方民族大学 | The top gem of a girdle-pendant cuts force test device and test method |
| CN108709673B (en) * | 2018-07-27 | 2023-09-26 | 北方民族大学 | Honing force testing device and honing force testing method |
| CN109764917A (en) * | 2019-03-06 | 2019-05-17 | 吉林大学 | A kind of dynamical property test system of flexural vibrating ultrasound processing unit (plant) |
| CN110045141A (en) * | 2019-05-29 | 2019-07-23 | 吉林大学 | A kind of device for the test of inside diameter slicer process |
| CN110045141B (en) * | 2019-05-29 | 2024-04-16 | 吉林大学 | Device for testing machining process of inner circle slicing machine |
| CN110315419A (en) * | 2019-08-08 | 2019-10-11 | 吉林大学 | A kind of inner circle slice ultrasonic vibration auxiliary machining device |
| CN110530564A (en) * | 2019-09-07 | 2019-12-03 | 浙江宸通电子科技有限公司 | A kind of cutter head detection device of slide cam selector |
| CN110530564B (en) * | 2019-09-07 | 2021-04-06 | 浙江宸通电子科技有限公司 | Tool bit detection equipment of needle selector |
| CN111692956A (en) * | 2020-06-30 | 2020-09-22 | 王宁 | Automatic check equipment for symmetry of outer groove of gear ring |
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