CN110376097A - Multifunctional oral cavity Material Testing Machine - Google Patents
Multifunctional oral cavity Material Testing Machine Download PDFInfo
- Publication number
- CN110376097A CN110376097A CN201910743563.2A CN201910743563A CN110376097A CN 110376097 A CN110376097 A CN 110376097A CN 201910743563 A CN201910743563 A CN 201910743563A CN 110376097 A CN110376097 A CN 110376097A
- Authority
- CN
- China
- Prior art keywords
- oral cavity
- testing machine
- cavity material
- material testing
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000000214 mouth Anatomy 0.000 title claims abstract description 22
- 239000011797 cavity material Substances 0.000 title claims abstract description 21
- 238000004154 testing of material Methods 0.000 title claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 210000003128 head Anatomy 0.000 claims description 12
- 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 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000005662 electromechanics Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000011156 evaluation Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 10
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910001312 Amalgam (dentistry) Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000448 dental amalgam Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000497 Amalgam Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
Landscapes
- 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 present invention provides a kind of multifunctional oral cavity Material Testing Machine, and which solve following technical problems present in existing oral cavity material evaluation test: test device has a single function, each device can only test the single performance of homogenous material；It traces to the source difficulty, what existing test device mostly temporarily designed, without corresponding design specification, also it is difficult to trace to the source without calibrating or calibrating standard, measurement result；It is difficult to avoid that subjective impact, existing test device is mostly easy device, needs to be manually operated, it is sometimes desirable to and displacement measuring equipment, timing device etc. are used cooperatively, the influence of artificial subjective factor is difficult to avoid that.It the composite can be widely applied to the performance evaluation field of different oral cavity medical apparatus.
Description
Technical field
The present invention relates to a kind of oral cavity material testing machines, more particularly to a kind of multifunctional oral cavity Material Testing Machine.
Background technique
Most of other countries, oral cavity material are all managed as medical instrument in China and in the world, to guarantee
The people with tool safety, according to the regulation of State Food and Drug Administration, medical instrument manufacturer will be to giving birth to
The medical instrument of production carries out registration detection and routine testing.Since oral cavity material is varied, performance requirement is also different, because
This, needs miscellaneous device to complete detection work.
Detection device used at present, although being able to satisfy basic detection need of work, but still there are many problems:
First, having a single function: each device can only test the single performance of homogenous material.By taking water base cement as an example,
The performance of the material needs assessment includes mobility and curing time etc., each performance requires individual device and comments to monitor
Valence, and the measurement specification that such device is not unified, design and use are cumbersome, and be easy to cause economic and spatially wave
Take；
Second, difficulty of tracing to the source: the most basic requirement of medical instrument performance evaluation is the accuracy of gained measured value, therefore,
Device used in it is required that can trace to the source, i.e., its measured value should be able to be compared with international standard value.Due to using now
Device mostly temporarily design, without corresponding design specification, more therefore utilize such dress without calibrating or calibrating standard
The resulting result of measurement is set to be difficult to trace to the source；
Third, being difficult to avoid that subjective impact: objective, just, it should it is the criterion that medical instrument performance evaluation should be abided by,
However, existing test device is mostly easy device, need to be manually operated, it is sometimes desirable to cooperate displacement measuring equipment, timing device
Etc. being used together, the influence of artificial subjective factor is difficult to avoid that, is difficult to be truly realized objective, just.
Summary of the invention
The present invention has a single function for existing oral cavity material testing machine, difficulty of tracing to the source and the skill for being difficult to avoid that subjective impact
Art problem, provide it is a kind of it is multi-functional, can trace to the source and objective multifunctional oral cavity Material Testing Machine.
For this purpose, the technical scheme is that, a kind of multifunctional oral cavity Material Testing Machine is equipped with pedestal, installs on pedestal
There are motor, control device, support, rack are equipped with above pedestal, rack is equipped with guide rail, and being equipped on guide rail can do directly along guide rail
The load sensing device of line operation, load sensing device lower section are equipped with loading device, and control device is electrically connected with motor, load sense
Know that device is electrically connected with control device.
Preferably, guide rail and load sensing device are removable connection, and load sensing device is fixedly connected with loading device,
Loading device is electrically connected with motor.
Preferably, loaded member is detachably connected below loading device, loaded member is equipped with pressure head, sample and sample container, pressure
Head is mounted on loading device, and sample container is installed on the support, and pressure head is corresponding with sample vessel position.
Preferably, loading device is equipped with subenvironment control system, and subenvironment control system is equipped with isoperibol, constant temperature and humidity
Environment and water bath.
Preferably, control device is the control device with electric drilling match, and control device is equipped with time-controlling arrangement, displacement control
Device and contact load control apparatus processed.
Preferably, motor is linear motor or stepper motor.
Beneficial effects of the present invention are as follows:
(1) pedestal provides the device of support for testing machine, and provides installation space for control device, motor, and motor is examination
It tests machine and driving force, corollary apparatus of the guide rail as motor, to provide the operation rail of load sensing device and loading device is provided
Road, loading device are detachably connected with loaded member, realize the replacement of different loaded members, improve device versatility, reduce test
Cost.
(2) loading device is equipped with subenvironment control system, and to meet different requirement of experiment, subenvironment control system includes
Isoperibol, constant-temperature constant-humidity environment and water bath, be in tested sample in the environment of test request；
(3) in applied force, the force value of application is fed back into control device by load sensing device and is jointly controlled, it is real
Tracing to the source for loading force is showed；As the time set self-clocking built in control device, experiment terminates timing and is automatically stopped, and eliminates
Artificial control timer bring subjective error；
(4) control device can provide time control, displacement-control mode and load control three according to the different of requirement of experiment
The different control mode of kind, meets the test of multiple material multiple performance.
Detailed description of the invention
Fig. 1 is the main view of multifunctional oral cavity Material Testing Machine；
Fig. 2 is the side view of multifunctional oral cavity Material Testing Machine；
Fig. 3 is the loading component structural schematic diagram of part compound resin flexural strength experimental provision；
Fig. 4 is the structural schematic diagram of part compound resin flexural strength experimental provision；
Fig. 5 is adhering resin/cement curing time experimental provision loading component structural schematic diagram；
Fig. 6 is adhering resin/cement curing time experimental provision structural schematic diagram；
Fig. 7 is cement film thickness/alloy for dental amalgam creep test device loading component structural schematic diagram；
Fig. 8 is cement film thickness/alloy for dental amalgam creep test device structural schematic diagram.
Symbol description in figure
1. pedestal；2. motor；3. control device；4. support；5. loading device；6. load sensing device；7. guide rail；8. machine
Frame；9. sample；10. pressure head；11. cement container；12. compound resin pressure head；13. compound resin container；14. cement flows
Property pressure head.
Specific embodiment
The present invention is described further below with reference to embodiment.
As shown in Figure 1, 2, the present invention is equipped with pedestal 1, is equipped with motor 2, control device 3 on pedestal 1, sets above pedestal 1
There are support 4, rack 8, rack 8 is equipped with guide rail 7, and removable installation has load sensing device 6, load sensing device 6 on guide rail 7
Lower section is equipped with loading device 5, and load sensing device 6 is fixedly connected with loading device 5, and loading device 5 is electrically connected with motor 2.
Under the driving of motor 2, loading device 5 is moved in a straight line along guide rail 7 together with dynamic loading sensing device 6.
Pedestal 1 is support device, and provides installation space for control device 3, motor 2.Motor 2 is linear motor or step
Into motor, to provide driving force.Guide rail 7 is the corollary apparatus of motor 2, to provide load sensing device 6 and loading device 5
Running track.Loading device 5 is equipped with attachment device, is connect by screw thread or pin with loaded member, to realize different loaded members
Replacement, and subenvironment control system is equipped with, to meet different requirement of experiment.Subenvironment control system includes but is not limited to perseverance
Warm environment, constant-temperature constant-humidity environment and water bath, be in tested sample in the environment of test request.Load sensing device
6 to perceive the load being applied on sample, and load sensing device 6 is normal loading sensor, can be according to JJG860-2015
The device is examined and determine or calibrated for " pressure sensor (static state) vertification regulation " or other related regulations, it can be achieved that device
It traces to the source, solves the problems, such as that existing apparatus is difficult to trace to the source.Control device 3 is control device matched with motor 2, built-in time control
Device and displacement control device processed, also solidification has the common experimental method of oral cavity material in system, can be according to requirement of experiment
Difference provides time control, displacement-control mode and load and controls three kinds of different control modes.
As shown in Figure 5,6, in the curing time test for carrying out cement, size and structure meet the defined of YY0271
Pressure head 10 will be placed on the carrier 4 equipped with having reconciled the cement container 11 of cement, cement holds on the loading device 5
11 size of device and structure meet the regulation of YY0271.In the defined time, motor is made using the load control mode of control device 3
2 drive load devices 5 are moved along guide rail 7, by drive load device 5 with dynamic head 10 to the cement sample placed on the carrier 4
Product 9 apply the power of 3.9N, keep 5s, and then loading device 5 resets；After 10s, loading device 5 continues band dynamic head 10 to placement
Cement sample 9 on the carrier 4 applies the power of 3.9N, keeps 5s, and then loading device 5 resets, and repeats above procedure, until
When 9 surface of cement sample no longer generates new impression, experiment terminates.
In applied force, the force value of application is fed back into control device 2 by load sensing device 6 and is jointly controlled, it is real
Tracing to the source for loading force is showed；As the time set self-clocking built in control device 2, experiment terminates timing and is automatically stopped, and eliminates
Artificial control timer, and need and loading device 5 collaborative work bring subjective error.
Convex block is equipped with below compound resin container 13, support 4 is equipped with the groove to match with convex block, compound resin container
13 can also be connected through a screw thread or pin is connect with support 4.
Load sensing device 6 of the invention is normal loading sensor, can be according to JJG860-2015 " pressure sensor
(static state) vertification regulation " device is examined and determine or calibrated, it can be achieved that device is traced to the source.Load sensing device 6 and load
Device 5, control device 3, which cooperate, can be achieved load control, and the loaded member of loading device 5 is replaceable, realizes one-machine-multi-function.Control
Device 3 is control device matched with motor 2, built-in time control device and displacement control device, there is also solidification in system
The common experimental method of oral cavity material can provide time control, displacement-control mode and load control according to the different of requirement of experiment
Three kinds of different control modes are made, artificial subjective impact is effectively prevented.
The present invention can meet YY0271 (water base cement), YY0462 (gypsum product), YY0715 (silver amalgam capsule),
The evaluation test of multiple and different performances, has force value, position in the standards such as YY1042 (polymer matrix filling, reparation and cement material)
Shifting and three kinds of control modes of time, and three kinds of magnitudes can trace to the source.
The only above person, only specific embodiments of the present invention, when cannot be limited the scope of implementation of the present invention with this, therefore
The displacement of its equivalent assemblies, or according to equivalent changes and modifications made by the invention patent protection scope, should still belong to power of the present invention
The scope that sharp claim is covered.
Claims (6)
1. a kind of multifunctional oral cavity Material Testing Machine is equipped with pedestal, which is characterized in that be equipped with motor, control on the pedestal
Device, the pedestal top are equipped with support, rack, and the rack is equipped with guide rail, is equipped with and can do along guide rail on the guide rail
The load sensing device of linear running, the load sensing device lower section are equipped with loading device, the control device and the electricity
Electromechanics connection, the load sensing device are electrically connected with the control device.
2. multifunctional oral cavity Material Testing Machine according to claim 1, which is characterized in that the guide rail and the load sense
Know that device is removable connection, the load sensing device is to be fixedly connected with the loading device, the loading device and institute
State motor electrical connection.
3. multifunctional oral cavity Material Testing Machine according to claim 2, which is characterized in that removable below the loading device
Connection loaded member is unloaded, the loaded member is equipped with pressure head, sample and sample container, and the pressure head is mounted on the loading device,
The sample container is mounted on the support, and the pressure head is corresponding with the sample vessel position.
4. multifunctional oral cavity Material Testing Machine according to claim 3, which is characterized in that the loading device is equipped with small ring
Border control system, the subenvironment control system are equipped with isoperibol, constant-temperature constant-humidity environment and water bath.
5. multifunctional oral cavity Material Testing Machine according to claim 4, which is characterized in that the control device be with it is described
The control device of electric drilling match, the control device are equipped with time-controlling arrangement, displacement control device and contact load control apparatus.
6. multifunctional oral cavity Material Testing Machine according to claim 5, which is characterized in that the motor be linear motor or
Person's stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910743563.2A CN110376097A (en) | 2019-08-13 | 2019-08-13 | Multifunctional oral cavity Material Testing Machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910743563.2A CN110376097A (en) | 2019-08-13 | 2019-08-13 | Multifunctional oral cavity Material Testing Machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110376097A true CN110376097A (en) | 2019-10-25 |
Family
ID=68258990
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