CN105865903A - Pencil lead hardness detector clamp block and pencil lead hardness detector - Google Patents
Pencil lead hardness detector clamp block and pencil lead hardness detector Download PDFInfo
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- CN105865903A CN105865903A CN201610177781.0A CN201610177781A CN105865903A CN 105865903 A CN105865903 A CN 105865903A CN 201610177781 A CN201610177781 A CN 201610177781A CN 105865903 A CN105865903 A CN 105865903A
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000012360 testing method Methods 0.000 claims abstract description 24
- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 230000003028 elevating effect Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000012634 fragment Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 10
- 238000004364 calculation method Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 3
- 238000005516 engineering process Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 238000013500 data storage Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 210000000352 storage cell Anatomy 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0078—Hardness, compressibility or resistance to crushing using indentation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0098—Tests specified by its name, e.g. Charpy, Brinnel, Mullen
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0266—Cylindrical specimens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0405—Features allowing alignment between specimen and chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a pencil lead hardness detector clamp block and a pencil lead hardness detector. The pencil lead hardness detector comprises: a body shell, comprising a pedestal, a main frame and a beam frame, wherein the main frame is connected with the pedestal and the beam frame; a test piece table positioned on the pedestal and comprising an elevating mechanism and the pencil lead hardness detector clamp block arranged on the elevating system; a loading and unloading mechanism comprising a pressure head used for loading test force to a pencil lead or unloading the test force from the pencil lead; an optical system comprising an objective lens used for carrying out data acquisition on the impression of the pencil lead; a turret table positioned on the beam frame, wherein the pressure head and the objective lens are fixedly arranged on the turret table and can automatically switch; and a microcomputer control mechanism used for controlling motion of the turret tablet and calculating the hardness. The pencil lead hardness detector has the advantages of realization of automatic operation control, convenient operation, accurate positioning switching and positioning, obtaining of the hardness of the pencil lead through automatic calculation, automatic giving of a hardness detection report, and working efficiency improvement.
Description
Technical field
The present invention relates to a kind of pencil-lead hardness detecting instrument fixture block and pencil-lead hardness detecting instrument, belong to pencil-lead
Hardness testing device, for the quality testing of pencil.
Background technology
China is pencil manufacture and big export country, the most qualified quality directly affecting pencil of the hardness of pencil-lead,
The hardness of pencil-lead is one of important physical index for detection pencil quality.National standard " GB/T26704-
2011 pencils " quality testing and the inspection of pencil have been made code requirement, including the hardness of pencil-lead
Detection.At present, the pencil hardness detection equipment that prior art uses is mainly from foreign country's import, due to import
Pencil hardness detection equipment price is expensive, and after-sale service difficulty, and pencil and pencil-lead manufacturing enterprise have this and set
Standby is few in number, can not meet far away the detection demand of China's pencil and pencil-lead manufacturing enterprise, directly affect
The most standardized timely detection of pencil product hardness, is also unfavorable for the inspection of third party testing agency, calibrating.
In prior art, the operation of pencil hardness detection equipment all needs by manually completing, and applies test at pressure head
After power, need transfer head and object lens manually, after being measured, need public according to the definition of hardness voluntarily
Formula calculates or tables look-up and obtains the hardness number of pencil-lead test point, manual record all of test point hardness number, according to
Hardness number data provide the hardness number examining report of pencil-lead.Accordingly, there exist complex operation, consume manpower and time
Between, inefficiency, the defect of hardness number data cannot be automatically processed.
Summary of the invention
The technical problem to be solved is to provide a kind of simple operation, work efficiency height, automatically completes
Hardness number detection and the pencil-lead hardness detecting instrument of calculating operation, also disclose a kind of pencil-lead hardness detecting instrument
Fixture block.
To achieve these goals, the present invention adopts the following technical scheme that and is achieved:
A kind of pencil-lead hardness detecting instrument fixture block, including: under going up fixture block, fixture and being connected with described upper fixture block
Fixture block, the side of described upper fixture block vertically offers pencil groove, and described fixture is corresponding with described pencil groove
Arranging, described lower fixture block is internally provided with elastic support structure, and pencil-lead is fixed on described lead by described fixture
In groove, lower end supports on described elastic support structure.
Preferably, described pencil groove uses arc guide groove.
Preferably, described lower fixture block is internally provided with through hole, and described elastic support structure includes: pass through described
Upper bracer, elastic component, the securing member set gradually from top to bottom in perforation, described pencil-lead lower end supports
On described upper bracer, described securing member is fixed on bottom described through hole.
Preferably, described elastic component uses spring or shell fragment.
Preferably, also including that connector, the bottom of described lower fixture block are provided with connecting hole, described connector is from institute
State connecting hole to enter, be connected fixing to described lower fixture block and described upper fixture block.
Preferably, described fixture includes: clamping plate and two screws being arranged on described clamping plate, described screw and
The female thread structure being arranged on described pencil groove both sides is corresponding.
A kind of pencil-lead hardness detecting instrument, including:
Machine shell, including base, body frame and roof beam structure, described body frame connects described base and described roof beam structure;
Specimen stage, is positioned on described base, including elevating mechanism and the described lead being arranged on described elevating mechanism
Pen core hardness detecting instrument fixture block, pencil-lead is fixed on described pencil-lead hardness detecting instrument fixture block;
Add unloading mechanism, including pressure head, for described pencil-lead is applied or unloading test power;
Optical system, including object lens, for the impression on described pencil-lead is carried out data acquisition;
Capstan head platform, is positioned on described roof beam structure, and described pressure head and described object lens are fixed on described capstan head platform and can enter
Row automatically switches;
Computer controller structure, controls the motion of described capstan head platform, according to the data of described collection optical system, meter
Calculate hardness number.
Preferably, described pressure head uses Knoop hardness pressure head.
Preferably, described optical system, also include the photographic head being connected with described object lens, described photographic head is to institute
State the impression on pencil-lead and carry out image acquisition.
Preferably, also include that computer system, described computer system are connected with described photographic head, to gather
Image processes, it is thus achieved that the hardness number of pencil-lead.
Compared with prior art, technical scheme: by described pencil-lead hardness detecting instrument fixture block
Elastic support structure the regulation position of described pencil-lead, fixture fix described pencil-lead in target location, described micro-
Pressure head on capstan head platform and object lens are automatically switched by machine controlling organization, realize Automated condtrol when measuring
Operation, simple operation, position switching accurate positioning, work efficiency is high, saves manpower and time.Pass through microcomputer
Controlling organization, according to the data of described collection optical system, is calculated automatically from the hardness number of pencil-lead, automatically goes out
Tool hardness number examining report, relative to artificial calculation, saves the time, improves work efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of pencil-lead hardness detecting instrument described in the embodiment of the present invention 1;
Fig. 2 is the operating diagram that described in the embodiment of the present invention 1, pressure head suppresses trace;
Fig. 3 is the structural representation of pencil-lead hardness detecting instrument fixture block described in the embodiment of the present invention 1;
Fig. 4 is the upward view of lower fixture block described in the embodiment of the present invention 1;
Fig. 5 is the A-A profile of Fig. 4 in the embodiment of the present invention 1;
Fig. 6 is the upward view of upper fixture block described in the embodiment of the present invention 1;
Fig. 7 is the structural representation of upper fixture block described in the embodiment of the present invention 1.
Shown in figure: 10, machine shell;11, roof beam structure;12, body frame;13, base;100, specimen stage;
101, elevating mechanism;200, unloading mechanism is added;201, add and unload counterweight device;202, pressure head;300, light
System;301, object lens;302, eyepiece;303, photographic head;400, capstan head platform;500, pencil-lead;
600, fixture block;601, upper fixture block;611, pencil groove;612, female thread structure;602, fixture;621、
Clamping plate;622, screw;603, lower fixture block;631, through hole;632, bracer is above propped up;633, spring;
634, securing member;635, connecting hole;604, connector;641, upper screwed hole;642, lower screwed hole;
d1, the longer diagonal of impression;d2, the shorter diagonal of impression;H, impression depth capacity.
Detailed description of the invention
Below with reference to accompanying drawings the present invention is described in more detail, which show the preferred real of the present invention
Execute example, it should be appreciated that those skilled in the art can revise invention described herein and still realize the present invention
Advantageous effects.Therefore, it is widely known that description below is appreciated that for those skilled in the art, and
It is not intended as limitation of the present invention.
In order to clear, whole features of practical embodiments are not described.In the following description, known in being not described in detail
Function and structure because they can make to due to the fact that unnecessary details and chaotic.Will be understood that any
In the exploitation of practical embodiments, it is necessary to make a large amount of implementation detail to realize the specific objective of developer, such as press
According to about system or about the restriction of business, an embodiment change into another embodiment.Additionally, it should
Think that this development is probably complicated and time-consuming, but the most only
It it is only routine work.
For making the purpose of the present invention, feature become apparent, the specific embodiment party to the present invention below in conjunction with the accompanying drawings
Formula is further described.It should be noted that, accompanying drawing all use the form simplified very much and all use non-accurately
Ratio, only in order to facilitate, to aid in illustrating lucidly the purpose of the embodiment of the present invention.
Embodiment 1
As it is shown in figure 1, the pencil-lead hardness detecting instrument of the present invention, including:
Machine shell 10, including base 13, body frame 12 and roof beam structure 11, described body frame 12 connects described base 13
With described roof beam structure 11, described roof beam structure 11 is positioned at above described base 13;
Specimen stage 100, is positioned on described base 13, including elevating mechanism 101 be positioned at described elevating mechanism
Fixture block 600 on 101, pencil-lead 500 is fixed on described fixture block 600;
Add unloading mechanism 200, including pressure head 202, for described pencil-lead 500 is applied or unloading test power;
Optical system 300, including object lens 301, for the impression on described pencil-lead 500 is carried out data acquisition
Collection;
Capstan head platform 400, is positioned on described roof beam structure 11, described in add unloading mechanism 200 and described optical system 300
It is fixed on described capstan head platform 400, and can automatically switch, i.e. described brick control tower 400 can be according to reality
Border needs to add unloading mechanism 200 and described optical system 300 position described in conversion, and then makes to add unloading mechanism
200 or described optical systems 300 are corresponding with the position of elevating mechanism 101;
Computer controller structure, controls the motion of described capstan head platform 400, gathers according to described optical system 300
Data, calculate hardness number.
As in figure 2 it is shown, the pressure head 202 of described pencil-lead hardness detecting instrument produces on described pencil-lead 500
Impression, wherein, d1For the diagonal that impression is longer;d2For the diagonal that impression is shorter;H is that impression is maximum
The degree of depth.
The pencil-lead hardness detecting instrument of the present invention passes through computer controller structure to the pressure head 202 on capstan head platform 400
Automatically switching with object lens 301, realize automated control operation, simple operation when measuring, position switches
Accurate positioning, work efficiency is high, saves manpower and time.By computer controller structure according to described optical system
300 data gathered, are calculated automatically from the hardness number of pencil-lead 500, automatically provide hardness number examining report,
Relative to artificial calculation, save the time, improve work efficiency.
Preferably, being provided with control program in described computer controller structure, described control program is to described capstan head platform
400 automatically control.
Preferably, described control program uses C language programming.
Using above-mentioned technology, described computer controller structure is in strict accordance with national standard " GB/T26704-2011 lead
Pen " detection method, data are processed, the impression that automatic rejection is overproof, make the hardness of pencil-lead 500
Value testing process is more quick, improves work efficiency.When test, described computer controller structure automatically controls
Pressure head 202 and the mutual switching of object lens 301, the location making test point is more accurate.
Concrete, described in add unloading mechanism 200 and also include adding and unload counterweight device 201, described in add and unload counterweight device
201 add and unload counterweight and apply described pencil-lead 500 or unloading test power to described pressure head 202.
Preferably, described counterweight uses specification (unit: N) as follows: 0.098,0.196,0.245,0.49,
0.98、1.96、2.45、4.90、9.8.The measurement force value scope of described counterweight is bigger, can survey all hardness ranges
The pencil-lead 500 of different-diameter, for the hardest or the softest pencil-lead 500, can cover and
Measure.
Concrete, described pressure head 202 uses Knoop hardness pressure head.
Using above-mentioned technology, Knoop hardness pressure head uses less power to test with the pressure head of special shape, surveys
The cornerwise length of piezometric trace tries to achieve hardness number, has higher certainty of measurement.
Described optical system 300, also includes eyepiece 302, and described eyepiece 302 is on described pencil-lead 500
Impression measures.It is provided with the reticle corresponding with hardness number on described eyepiece 302.
Preferably, described pencil-lead hardness detecting instrument also includes data storage cell, described data storage cell with
Computer controller structure connects, and stores the data of described hardness number.
Preferably, described data storage cell uses USB flash disk or hard disk.Described computer controller structure is calculated
Hardness number data, the most in table form in USB flash disk or hard disk as described in EXCEL form is saved in,
It is easy to hardness number data are consulted, processed, it is achieved the storage automatically of test data and process.
Preferably, described pencil-lead hardness detecting instrument uses touch screen, is controlled by described touch screen and shows
Showing, convenient display is clear flexibly, meanwhile, simplifies equipment structure.
With reference to Fig. 3-7, described fixture block 600 is arranged on described elevating mechanism 101, including: upper fixture block 601,
Fixture 602 and the lower fixture block 603 being connected with described upper fixture block 601, the side of described upper fixture block 601 is along vertically
Direction offers pencil groove 611, and described fixture 602 is correspondingly arranged with described pencil groove 611, described lower fixture block
603 are internally provided with elastic support structure, and pencil-lead 500 is fixed on described pencil groove by described fixture 602
In 611, lower end supports on described elastic support structure.
Use above-mentioned technology, adjusted by the elastic support structure in described pencil-lead hardness detecting instrument fixture block 600
Save the position of described pencil-lead 500, described pencil-lead 500 is fixed on target location by fixture 602, described
Fixture block 600 is arranged on described elevating mechanism 101, carries out pencil-lead 500 solid by described fixture block 600
Fixed, it is simple to grind away and hardness measurement.By elevating mechanism 101, the test surfaces of pencil-lead 500 is adjusted,
So that the test surfaces of pencil-lead 500 is in described pressure head 202, the target location of object lens 301.Then, coordinate
The miscellaneous part of described pencil-lead hardness detecting instrument completes the experimental test to pencil-lead 500, makes pencil-lead 500
Installation and regulation more convenient, the operation making pencil-lead hardness detecting instrument is more convenient, efficient.
Emphasis is with reference to Fig. 6-7, it is preferred that described pencil groove 611 uses arc guide groove, and described fixture block 600 is altogether
Arc guide groove including 2 different radiis.Pencil-lead 500 according to different size, selects corresponding circular arc to lead
Groove, extends the suitability and the practicality of described pencil groove 611, and described fixture block 600 has multiple circular arc leads
Groove, saves material, improves the utilization rate of described fixture block 600.
Preferably, described lower fixture block 603 is internal arranges through hole 631, and described elastic support structure includes:
In described through hole 631, upper bracer 632, elastic component, the securing member 634 set gradually from top to bottom,
Described pencil-lead lower end supports on described on a bracer 632, described securing member 634 be fixed on described in run through
Bottom hole 631.
Preferably, described elastic component uses spring 633 or shell fragment, and described securing member 634 uses outside interior hexagonal
Helicitic texture.
Preferably, emphasis is with reference to Fig. 3, and described fixture 602 includes: clamping plate 621 and be arranged on described clamping plate
Two screws 622 on 621, described screw 622 and the female thread knot being arranged on described pencil groove 611 both sides
Structure 612 is corresponding.
Use above-mentioned technology, pencil-lead 500 can be regulated when installing pencil-lead 500 by elastic component
Position, is fixed on target location by fixture 602 by described pencil-lead 500, has convenient, fast installation lead
The advantage of pen core 500.The size of elastic force can be regulated by regulating the position of described securing member 634, be suitable for
In the pencil-lead 500 that different hardness and test need.
Preferably, present invention additionally comprises connector 604, the bottom of described lower fixture block 603 is provided with connecting hole
635, described connector 604 enters from described connecting hole 635, by described lower fixture block 603 and described upper fixture block
601 fixing connections.Wherein, described connector 635 connects the upper screwed hole of described upper fixture block 601 bottom face
641, connect the lower screwed hole 642 of described lower fixture block 603 upper surface, described lower screwed hole 642 and described company
Connect hole 635 to connect.
Use above-mentioned technology, described lower fixture block 603 and upper fixture block 601 separate type are arranged, by described company
Fitting 604 is connected and fixed, it is simple to described lower fixture block 603 and upper fixture block 601 separate machined, improves
Production efficiency, has and assembles feature easily.
Work process in conjunction with Fig. 1-2 brief description pencil-lead of the present invention hardness detecting instrument:
Step 1: according to national standard " GB/T26704-2011 pencil ", takes that to record core point stress the highest and
Low pencil-lead 500 each one as sample.With abrasive paper for metallograph, sample end face is polished, at described pencil-lead
The object lens of hardness detecting instrument are observed for 301 times, are finely as the criterion with sample end face lines.
Step 2: be arranged on described fixture block 600 by described pencil-lead 500, after adjusting its position, clamping is solid
Fixed.Selected load by test requirements document, protected lotus time and amplification, and selected guarantor's lotus time.Regulation elevator
Structure 101, by the height adjustment of sample to focusing surface.Basic to observe sample end face lines from eyepiece 302
Vertical compared with long-diagonal direction with the impression that will stamp it is as the criterion.
Step 3: press load button, loads sample and keeps to the selected time.Pressure head 202 adds automatically
Load suppresses trace, has loaded rear automatic rotary and has walked around control tower 400, has been switched to object lens 301 position, by corresponding multiple
Object lens 301 move to measure the position of line, until impression top, press ACK button, impression surveyed
Amount.
Step 4: every sample loads 5 times, after loading, mobile sample is relative to the position of pressure head 202 every time.
Take in 5 tests 3 values being closer to of impression catercorner length averagely after for calculating.Described microcomputer controls
The impression that mechanism's automatic rejection is overproof.If but the difference between these 3 values more than 10 μm time, should again test and take
Value.
Step 5: described pencil-lead hardness detecting instrument is calculated as follows hardness number, and result of calculation represents individual position.
In formula:
HK: hardness, unit is MPa;
F: load, unit is cattle;
7.028: correction factor;
The diagonal d that l: impression is longer1Length, unit is micron.
Step 6: calculated pencil-lead hardness number data are automatically saved in USB flash disk.
The present embodiment is described by the elastic support structure regulation in described pencil-lead hardness detecting instrument fixture block 600
Described pencil-lead 500 is fixed in target location in the position of pencil-lead 500, fixture 602, and described microcomputer controls
Pressure head 202 on capstan head platform and object lens 301 are automatically switched by mechanism, realize automatization's control when measuring
System operation, simple operation, position switching accurate positioning, work efficiency is high, saves manpower and time.By micro-
The data that machine controlling organization gathers according to described optical system 300, are calculated automatically from the hard of pencil-lead 500
Angle value, provides hardness number examining report automatically, relative to artificial calculation, saves the time, improves work
Make efficiency.
Embodiment 2
Giving the structural representation of embodiment 2, embodiment 2 is as the another kind of the present invention the most simultaneously
Embodiment, it is with the difference of embodiment 1, and described optical system 300 includes: described object lens 301
And the photographic head 303 being connected with described object lens 301, described photographic head 303 is to the pressure on described pencil-lead 500
Trace carries out image acquisition.
Preferably, the present embodiment also includes computer system, and described computer system is with described photographic head 303 even
Connect, the image gathered is processed, it is thus achieved that the hardness number of pencil-lead 500.
Use above-mentioned technology, measured constantly by described photographic head 303, automatically save the image of collection, it is simple to
Indentation image is carried out subsequent treatment and analysis.Survey by computer system control pencil-lead hardness detecting instrument
Amount operation, calculates the hardness number of pencil-lead 500 automatically, according to the test report of user's customization, automatically generates hard
Angle value is reported, it is simple to be analyzed the hardness number of pencil-lead 500.
Obviously, those skilled in the art can carry out various change and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these amendment and modification belong to the claims in the present invention and
Within the scope of equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a pencil-lead hardness detecting instrument fixture block, it is characterised in that including: upper fixture block, fixture and with described
The lower fixture block that upper fixture block connects, the side of described upper fixture block vertically offers pencil groove, described fixture with
Described pencil groove is correspondingly arranged, and described lower fixture block is internally provided with elastic support structure, and pencil-lead passes through described folder
Tool is fixed in described pencil groove, lower end supports on described elastic support structure.
Pencil-lead hardness detecting instrument fixture block the most according to claim 1, it is characterised in that described pencil groove
Use arc guide groove.
Pencil-lead hardness detecting instrument fixture block the most according to claim 1, it is characterised in that described lower fixture block
Being internally provided with through hole, described elastic support structure includes: set gradually from top to bottom in described through hole
Upper bracer, elastic component, securing member, described pencil-lead lower end supports on described on a bracer, described tightly
Firmware is fixed on bottom described through hole.
Pencil-lead hardness detecting instrument fixture block the most according to claim 3, it is characterised in that described elastic component
Use spring or shell fragment.
Pencil-lead hardness detecting instrument fixture block the most according to claim 1, it is characterised in that also include connecting
Part, the bottom of described lower fixture block is provided with connecting hole, and described connector enters from described connecting hole, under described
Fixture block is fixing with described upper fixture block to be connected.
Pencil-lead hardness detecting instrument fixture block the most according to claim 1, it is characterised in that described fixture bag
Include: clamping plate and two screws being arranged on described clamping plate, described screw and be arranged on described pencil groove both sides
Female thread structure is corresponding.
7. a pencil-lead hardness detecting instrument, it is characterised in that including:
Machine shell, including base, body frame and roof beam structure, described body frame connects described base and described roof beam structure;
Specimen stage, is positioned on described base, wants including elevating mechanism and the right being arranged on described elevating mechanism
Seeking the pencil-lead hardness detecting instrument fixture block according to any one of 1-6, pencil-lead is fixed on the inspection of described pencil-lead hardness
Survey on instrument fixture block;
Add unloading mechanism, including pressure head, for described pencil-lead is applied or unloading test power;
Optical system, including object lens, for the impression on described pencil-lead is carried out data acquisition;
Capstan head platform, is positioned on described roof beam structure, and described pressure head and described object lens are fixed on described capstan head platform and can enter
Row automatically switches;
Computer controller structure, controls the motion of described capstan head platform, according to the data of described collection optical system, meter
Calculate hardness number.
Pencil-lead hardness detecting instrument the most according to claim 7, it is characterised in that described pressure head uses to be exerted
Family name's hardness penetrator.
Pencil-lead hardness detecting instrument the most according to claim 7, it is characterised in that described optical system,
Also including the photographic head being connected with described object lens, described photographic head carries out image to the impression on described pencil-lead
Gather.
Pencil-lead hardness detecting instrument the most according to claim 9, it is characterised in that also include computer
System, described computer system is connected with described photographic head, processes the image gathered, it is thus achieved that pencil-lead
Hardness number.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610177781.0A CN105865903A (en) | 2016-03-25 | 2016-03-25 | Pencil lead hardness detector clamp block and pencil lead hardness detector |
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Cited By (3)
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CN109323942A (en) * | 2018-10-15 | 2019-02-12 | 浙江染化宝检测服务有限公司 | A kind of leather hardness tester |
CN109556979A (en) * | 2017-09-25 | 2019-04-02 | 上海宝钢工业技术服务有限公司 | Coil Coating Products pencil hardness detector and detection method |
CN112763358A (en) * | 2019-11-04 | 2021-05-07 | 中国石油化工股份有限公司 | Portable in-service pipeline mechanical property detection equipment |
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CN103822824A (en) * | 2014-03-11 | 2014-05-28 | 河南科技大学 | Clamp for cylindrical metallographic sample |
CN103940687A (en) * | 2014-04-14 | 2014-07-23 | 中山市迈进高尔夫用品有限公司 | Golf club hardness detection device |
CN105004604A (en) * | 2015-08-21 | 2015-10-28 | 爱佩仪中测(成都)精密仪器有限公司 | Durometer rack for improving accuracy of hardness test result |
CN105067462A (en) * | 2015-08-21 | 2015-11-18 | 爱佩仪中测(成都)精密仪器有限公司 | Hardness testing device beneficial to test precision |
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CN201828457U (en) * | 2010-10-22 | 2011-05-11 | 孙志成 | Clamp for microscopic vickers hardness tester to detect hardness of pencil lead |
KR101191303B1 (en) * | 2011-11-09 | 2012-10-16 | 동국대학교 경주캠퍼스 산학협력단 | Quantitative evaluation methodology of mar-induced surface damage on coatings |
CN103822824A (en) * | 2014-03-11 | 2014-05-28 | 河南科技大学 | Clamp for cylindrical metallographic sample |
CN103940687A (en) * | 2014-04-14 | 2014-07-23 | 中山市迈进高尔夫用品有限公司 | Golf club hardness detection device |
CN105004604A (en) * | 2015-08-21 | 2015-10-28 | 爱佩仪中测(成都)精密仪器有限公司 | Durometer rack for improving accuracy of hardness test result |
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CN109556979A (en) * | 2017-09-25 | 2019-04-02 | 上海宝钢工业技术服务有限公司 | Coil Coating Products pencil hardness detector and detection method |
CN109556979B (en) * | 2017-09-25 | 2023-05-12 | 上海宝钢工业技术服务有限公司 | Color-coated plate pencil hardness detector and detection method |
CN109323942A (en) * | 2018-10-15 | 2019-02-12 | 浙江染化宝检测服务有限公司 | A kind of leather hardness tester |
CN112763358A (en) * | 2019-11-04 | 2021-05-07 | 中国石油化工股份有限公司 | Portable in-service pipeline mechanical property detection equipment |
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