CN113405901A - Biomedical material strength detection device - Google Patents
Biomedical material strength detection device Download PDFInfo
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- CN113405901A CN113405901A CN202110544133.5A CN202110544133A CN113405901A CN 113405901 A CN113405901 A CN 113405901A CN 202110544133 A CN202110544133 A CN 202110544133A CN 113405901 A CN113405901 A CN 113405901A
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- 238000001514 detection method Methods 0.000 title claims abstract description 88
- 239000003519 biomedical and dental material Substances 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 77
- 239000000523 sample Substances 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 230000000007 visual effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 239000007943 implant Substances 0.000 description 5
- 239000004053 dental implant Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000012237 artificial material Substances 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
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- 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
Abstract
The invention relates to a biomedical material strength detection device, comprising: pressure detection mechanism: the pressure sensor is arranged on the shell, the first cylinder is arranged on the pressure sensor, and the pressure plate is suspended above the first cylinder and used for applying test pressure to a detection object placed in the first cylinder; damage detection mechanism: the ultrasonic probe comprises a plate body, a disc, a second cylinder and a movable ultrasonic probe, wherein the plate body is fixedly installed, the disc is rotatably installed on the plate body, the second cylinder is distributed on the upper surface of the disc, and the ultrasonic probe is suspended above the second cylinder and can move back and forth in the horizontal direction. Compared with the prior art, the invention can realize the rapid and visual detection of the strength, the damage degree and the like of the material.
Description
Technical Field
The invention belongs to the technical field of biological material detection, and relates to a biomedical material strength detection device.
Background
Biomedical materials refer to materials used in conjunction with biological systems to diagnose, treat, or replace tissues, organs, or enhance their function in the body. This is a typical interdisciplinary work, which will be suggested and requested by medical scientists, and the materials designing and developing by the materials scientists, the whole research process must be effected by the close cooperation of two scientists, and the implant in the biomedical engineering field is a prosthesis composed of a dental implant and a superstructure supported by the dental implant. The dental implant is also called artificial tooth root, and is made of artificial material (such as metal, ceramic, etc.) and is surgically implanted into the jawbone in the edentulous area.
However, the existing biomedical material strength detection device has certain problems:
firstly, the existing biomedical implant is usually manufactured by customizing metal or ceramic, and because the implant customized shapes used by different patients are different, the strength of the implant is different, so that the judgment of the material strength depends on clinical application data, and the detection data cannot be obtained quickly.
Secondly, in the existing material strength detection of the implant, the damage degree of the surface and the inner contour of the material is often ignored after the compression resistance detection, so that the strength detection is not comprehensive enough, and the integrity of the detection is reduced.
Disclosure of Invention
The invention aims to provide a biomedical material strength detection device, which is used for intuitively and quickly detecting the use strength, the damage strength and the like of a material.
The purpose of the invention can be realized by the following technical scheme:
a biomedical material strength detection device, comprising:
pressure detection mechanism: the pressure sensor is arranged on the shell, the first cylinder is arranged on the pressure sensor, and the pressure plate is suspended above the first cylinder and used for applying test pressure to a detection object placed in the first cylinder;
damage detection mechanism: the ultrasonic probe comprises a plate body, a disc, a second cylinder and a movable ultrasonic probe, wherein the plate body is fixedly installed, the disc is rotatably installed on the plate body, the second cylinder is distributed on the upper surface of the disc, and the ultrasonic probe is suspended above the second cylinder and can move back and forth in the horizontal direction.
Furthermore, a sliding rod positioned beside the pressure sensor is vertically arranged on the shell, the pressing plate is arranged on the sliding rod in a sliding mode, and a pressure adjusting piece which is connected with the pressing plate and drives the pressing plate to ascend and descend vertically along the sliding rod is further arranged above the pressing plate.
Furthermore, the pressure adjusting part comprises an internal thread pipe fixedly arranged on the shell and positioned above the pressure plate and a threaded rod arranged in the internal thread pipe and matched with the internal thread pipe in a threaded manner, the threaded rod is also rotatably connected with a first rod body through a second bearing, and the lower end of the first rod body is fixedly connected with the pressure plate.
Furthermore, a first sliding block in sliding fit with the sliding rod is arranged on the sliding rod, and the first sliding block is fixedly connected with the pressing plate.
Furthermore, two sliding rods are symmetrically arranged on two sides of the pressing plate.
Furthermore, the lower surface of the disc is fixedly connected with a second rod body, and the lower end of the second rod body is rotatably connected with the upper surface of the plate body through a first bearing.
Furthermore, a supporting plate is vertically fixed beside the plate body, a rodless cylinder is arranged on the supporting plate and is connected with the ultrasonic probe and used for driving the ultrasonic probe to horizontally move back and forth above the disc. The rodless cylinder here may be replaced by another type of cylinder having a horizontal reciprocating pushing function.
Furthermore, a horizontal sliding rail is arranged above the disc, a second sliding block is arranged on the horizontal sliding rail in a sliding fit mode, the rodless cylinder is fixedly connected with the second sliding block, a connecting plate extending out in the horizontal side direction is further arranged on the second sliding block, and the ultrasonic probe is arranged on the connecting plate.
Furthermore, thread grooves are formed in the tops of the first cylinder and the second cylinder.
Furthermore, the pressure detection mechanism and the damage detection mechanism are both arranged on the rack, the rack is also provided with a box body, one side of the box body is provided with a display screen, the inside of the box body is also provided with a single chip microcomputer, and the single chip microcomputer is also respectively connected with the pressure sensor, the ultrasonic probe and the display screen.
When the material detection device is used, a material is fixed inside the first barrel through screws, the pressing plate is driven to move downwards and press the surface of the material by rotating the threaded rod and the like, and the pressed data can be displayed on the display screen by the pressure sensor at the bottom of the material in the pressing process, so that the use strength of the material can be detected visually and quickly; after pressure detection, the material can be taken out and fixed in the second cylinder at the top of the disc, and the ultrasonic longitudinal wave is sent by the ultrasonic probe to detect the surface and the inner contour of the material by starting the rodless cylinder and the ultrasonic probe, so that the damage degree of the material is detected quickly, and the detection of the material is more comprehensive; the single chip microcomputer can be further arranged to receive and process detection signals of the pressure sensor and the ultrasonic probe, respectively convert the detection signals into electric signals, and transmit the electric signals to the display screen for display, so that the material detection is more visual and convenient, and the observation and the recording of detection personnel are facilitated.
Drawings
FIG. 1 is a schematic structural diagram of a biomedical material strength detection device according to the present invention;
FIG. 2 is a schematic structural view of an internally threaded tube in the biomedical material strength detection apparatus according to the present invention;
FIG. 3 is a schematic structural diagram of a pressure sensor and a first cylinder in the biomedical material strength detection device according to the present invention;
FIG. 4 is a schematic structural diagram of a disc, a second rod and a bearing in the device for detecting strength of biomedical materials according to the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 1;
FIG. 6 is a schematic structural diagram of a case of the biomedical material strength detection apparatus according to the present invention;
FIG. 7 is a schematic cross-sectional view of an internally threaded tube of the biomedical material strength detection apparatus according to the present invention;
FIG. 8 is a schematic sectional view of a housing of the biomedical material strength testing device according to the present invention;
the notation in the figure is:
1. a pressure sensor; 2. a first cylinder; 3. pressing a plate; 4. a first slider; 5. a slide bar; 6. an internally threaded tube; 7. a first rod body; 8. anti-skid lines; 9. a threaded rod; 10. a housing; 11. a second cylinder; 12. a first bearing; 13. a second rod body; 14. a disc; 15. a thread groove; 16. a box body; 17. a display screen; 18. a frame; 19. a rodless cylinder; 20. a support plate; 21. a plate body; 22. a drawer; 23. a base plate; 24. a handle; 25. a groove; 26. an ultrasonic probe; 27. a connecting plate; 28. a second slider; 29. a single chip microcomputer; 30. a second bearing; 31. a fan.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments or examples, functional components or structures that are not specifically described are all conventional components or structures that are adopted in the art to achieve the corresponding functions.
In order to realize the intuitive and rapid detection of the use strength, damage strength and the like of the material, the invention provides a biomedical material strength detection device, the structure of which is shown in figure 1 and the like, and the device comprises:
pressure detection mechanism: please refer to fig. 3 and the like, which includes a housing 10, a pressure sensor 1, a first cylinder 2, and a pressure plate 3 capable of adjusting up and down, wherein the pressure sensor 1 is installed on the housing 10, the first cylinder 2 is arranged on the pressure sensor 1, and the pressure plate 3 is suspended above the first cylinder 2 and is used for applying a test pressure to a detection object placed in the first cylinder 2;
damage detection mechanism: the ultrasonic detection device comprises a plate body 21, a disc 14, a second cylinder 11 and a movable ultrasonic probe 26, wherein the plate body 21, the disc 14 and the ultrasonic probe 26 are fixedly installed on the plate body 21, the second cylinder 11 is distributed on the upper surface of the disc 14, the ultrasonic probe 26 is suspended above the second cylinder 11 and can move back and forth in the horizontal direction, and in the moving process, the ultrasonic probe 26 can detect the surface and the inner contour of a detection material.
In some embodiments, please refer to fig. 1 and fig. 8, etc., a groove 25 is further formed on one side of the housing 10, and the pressure sensor 1, the first cylinder 2, etc. are all disposed in the groove 25. Meanwhile, fans 31 can be arranged on two sides of the groove 25, and the fans 31 can remove material slag in the groove 25.
In some embodiments, referring to fig. 2 and fig. 3 again, a sliding rod 5 is vertically disposed on the housing 10 and located beside the pressure sensor 1, the pressing plate 3 is slidably disposed on the sliding rod 5, and a pressure adjusting member connected to the pressing plate 3 and driving the pressing plate to move up and down along the sliding rod 5 is further disposed above the pressing plate 3.
In the above more specific embodiment, referring to fig. 2 and fig. 7 again, the pressure adjusting member includes an internal threaded tube 6 fixedly mounted on the housing 10 and located above the pressure plate 3, and a threaded rod 9 disposed in the internal threaded tube 6 and matching with the thread thereof, the threaded rod 9 is further rotatably connected to a first rod 7 through a second bearing 30, and the lower end of the first rod 7 is fixedly connected to the pressure plate 3. Through rotating threaded rod 9, promote first body of rod 7 and clamp plate 3 downstream and press the material surface through threaded rod 9, press the pressure sensor 1 of in-process material bottom and will be pressed signal transmission to singlechip 29 in to show through display screen 17. Here, the surface of threaded rod 9 still can set up anti-skidding line 8, and anti-skidding line 8 multiplicable threaded rod 9's dwang surface friction for threaded rod 9's rotation is more stable.
In the above more specific embodiment, the sliding rod 5 is provided with the first sliding block 4 in sliding fit therewith, and the first sliding block 4 is fixedly connected with the pressing plate 3.
In the above more specific embodiment, two sliding rods 5 are symmetrically arranged on two sides of the pressing plate 3, and when the pressing plate 3 moves up and down, the first sliding block 4 moves on the sliding rods 5 together, so that the pressing plate 3 is more stable in movement and the position is not changed.
In some embodiments, referring to fig. 4 again, the lower surface of the disc 14 is further fixedly connected with a second rod 13, and the lower end of the second rod 13 is rotatably connected with the upper surface of the plate 21 through a first bearing 12. By rotating the disk 14, the material in the disk 14 is rotated, thereby changing the position of the material, so that the ultrasonic probe 26 can detect the material at more angles.
In some embodiments, referring to fig. 1 again, a supporting plate 20 is vertically fixed beside the plate body 21, a rodless cylinder 19 is disposed on the supporting plate 20, and the rodless cylinder 19 is further connected to the ultrasonic probe 26 and is used for driving the ultrasonic probe 26 to horizontally move back and forth above the disc 14. The rodless cylinder 19 here may be replaced by another type of cylinder having a horizontal reciprocating pushing function.
In the above more specific embodiment, please refer to fig. 1 and 5 again, a horizontal slide rail is disposed above the disc 14, a second slide block 28 is mounted on the horizontal slide rail in a sliding fit manner, the rodless cylinder 19 is fixedly connected with the second slide block 28, a connecting plate 27 extending horizontally and laterally is further disposed on the second slide block 28, and the ultrasonic probe 26 is mounted on the connecting plate 27.
In some embodiments, the top of the first cylinder 2 and the second cylinder 11 are both opened with a thread groove 15. When the material is detected, a screw fixing piece needs to be installed, and the material is fixed through connection between the screw and the thread groove 15.
In some embodiments, please refer to fig. 1 and fig. 6, etc., both the pressure detection mechanism and the damage detection mechanism are disposed on the rack 18, the rack 18 is further mounted with a box 16, one side of the box 16 is mounted with a display screen 17, the box 16 is further internally provided with a single chip microcomputer 29, and the single chip microcomputer 29 is further connected with the pressure sensor 1, the ultrasonic probe 26 and the display screen 17, respectively. Specifically, the signal output end of the pressure sensor 1 is electrically connected with the signal input end of the single chip microcomputer 29 through a wire, the signal output end of the ultrasonic probe 26 is in signal connection with the signal input end of the single chip microcomputer 29 through a wire, and the signal output end of the single chip microcomputer 29 is in signal connection with the signal input end of the display screen 17 through a wire.
In the above more specific embodiment, a drawer 22 is slidably mounted on one side of the frame 18, and a handle 24 is screwed to one side of the drawer 22. Drawer 22 is opened or closed by handle 24, and detection props or detection materials can be stored in drawer 22.
In some embodiments, four bottom plates 23 are symmetrically mounted to the bottom of the housing 18. By adopting the technical scheme, the bottom plate 23 is matched with the rack 18, so that the equipment main body can be supported.
The above embodiments may be implemented individually, or in any combination of two or more.
The above embodiments will be described in more detail with reference to specific examples.
Example 1:
referring to fig. 1 to 8, an embodiment of the present invention provides an apparatus for detecting strength of biomedical materials, including: a frame 18, a pressure detection mechanism, a damage detection mechanism, etc.; the pressure detection mechanism is used for detecting the compression resistance degree of the material, wherein the damage detection mechanism comprises a damage detection component for detecting the damage degree of the material and an adjusting component for adjusting the position of the detected material;
the pressure detection mechanism is mounted on the frame 18, and the damage detection mechanism is mounted on the top of the frame 18.
As shown in fig. 1 and 5, in the damage detection mechanism, the damage detection assembly includes a support plate 20, a rodless cylinder 19 and an ultrasonic probe 26, the support plate 20 is fixedly connected to the top of the frame 18, the rodless cylinder 19 is mounted on the top of the support plate 20, a second slider 28 is slidably mounted on the rodless cylinder 19, a connecting plate 27 is fixedly connected to one side of the second slider 28, and the ultrasonic probe 26 is mounted on the bottom of the connecting plate 27.
As shown in fig. 1 and 4, the adjusting assembly includes a disc 14, a second rod 13 and a first bearing 12, a plate 21 is welded on the top of the frame 18, the first bearing 12 is embedded on the top of the plate 21, one end of the bottom of the second rod 13 is fixedly connected inside the first bearing 12, the disc 14 is fixedly connected to one end of the top of the second rod 13, and a plurality of second cylinders 11 are installed on the top of the disc 14.
Detection principle of the damage detection mechanism: fixing the material inside the second barrel 11 on the top of the disc 14, starting the rodless cylinder 19, driving the connecting plate 27 and the ultrasonic probe 26 by the second slide block 28 in the slide rail of the rodless cylinder 19 to move, in the moving process, the ultrasonic probe 26 sends out ultrasonic longitudinal waves, detecting the surface and internal contour of the material by using the ultrasonic longitudinal waves, converting the detection signal into a display picture through the single chip microcomputer 29 to be displayed in the display screen 17, and comparing the detected picture with the picture before material pressure detection, thereby quickly detecting the damage degree of the material.
The adjusting principle of the adjusting mechanism is as follows: when the material is subjected to ultrasonic flaw detection, a detector rotates the disc 14 to drive the material in the disc 14 to rotate, so that the position of the material is changed, and the ultrasonic probe 26 can detect the material at more angles.
As shown in fig. 1 to 3, 7 and 8, the pressure detection mechanism includes a housing 10, an internal thread pipe 6, a pressing plate 3 and a pressure sensor 1, the housing 10 is fixedly connected to one side of the frame 18, a groove 25 is formed in one side of the housing 10, the pressure sensor 1 is installed at the inner bottom of the groove 25, a first barrel 2 is installed at the top of the pressure sensor 1, the internal thread pipe 6 is embedded in the housing 10, a threaded rod 9 is connected to the internal thread of the internal thread pipe 6, a second bearing 30 is fixedly connected to the bottom of the threaded rod 9, a first rod body 7 is fixedly connected to the inner ring of the second bearing 30, and the pressing plate 3 is connected to the bottom of the first rod body 7 through screws.
Detection principle of the pressure detection mechanism: pass through the screw fixation with the material inside first barrel 2, rotate threaded rod 9, promote first body of rod 7 and clamp plate 3 downstream and press the material surface through threaded rod 9, press the pressure sensor 1 of in-process material bottom and can be with the signal transmission to the singlechip 29 of pressurized to show through display screen 17, can detect the compressive strength of material directly perceived and fast.
In order to enable the threaded rod 9 to rotate more stably, the threaded rod 9 is provided with anti-skid threads 8 which are distributed at equal intervals and circumferentially.
In order to remove the material slag in the groove 25 in time, two fans 31 are symmetrically arranged in the groove 25.
In order to make the pressing plate 3 more stable when moving and not change the position, the two sides of the pressing plate 3 are fixedly connected with the first sliding blocks 4, the two sliding rods 5 are symmetrically and fixedly connected inside the groove 25, and the first sliding blocks 4 are slidably mounted on the sliding rods 5.
As shown in fig. 1 and 6, in order to make the data detected by the pressure sensor 1 and the ultrasonic probe 26 of the present solution displayed in real time, so as to make the material detection more intuitive and convenient, the box 16 is installed at the top of the rack 18, the display screen 17 is installed at one side of the box 16, the single chip microcomputer 29 is installed inside the box 16, the signal output end of the pressure sensor 1 is electrically connected with the signal input end of the single chip microcomputer 29 through a wire, the signal output end of the ultrasonic probe 26 is in signal connection with the signal input end of the single chip microcomputer 29 through a wire, and the signal output end of the single chip microcomputer 29 is in signal connection with the signal input end of the display screen 17 through a wire.
In order to store the props or detection materials for detection, a drawer 22 is slidably mounted on one side of the rack 18, a handle 24 is connected to one side of the drawer 22 through screws, and four bottom plates 23 are symmetrically mounted at the bottom of the rack 18 and can be stably placed for the main body of the equipment and the rack 18.
In order to be fixed in the detection area during material detection, the top of the second cylinder 11 and the top of the first cylinder 2 are both provided with a thread groove 15.
According to the technical scheme, the working steps of the scheme are summarized and carded: ceramic material and metal material are often used as the material of dental implant in biomedicine, when the scheme is used, the material is fixed inside the first barrel 2 through screws, the threaded rod 9 is rotated, the first barrel 7 and the pressing plate 3 are pushed to move downwards through the threaded rod 9 and the surface of the material is pressed, the pressure sensor 1 at the bottom of the material in the pressing process transmits a pressed signal to the single chip microcomputer 29 and displays the signal through the display screen 17, the compressive strength of the material can be visually and rapidly detected, after the pressure detection, the material is taken out and fixed inside the second barrel 11 at the top of the disc 14, the connecting plate 27 and the ultrasonic probe 26 are driven to move by the second slide block 28 in the slide rail of the rodless cylinder 19 by starting the rodless cylinder 19, and in the moving process, the ultrasonic probe 26 sends out ultrasonic longitudinal waves to detect the surface and the inner contour of the material by utilizing the ultrasonic longitudinal waves, the detection signal is converted into a display picture through the single chip microcomputer 29 to be displayed in the display screen 17, the picture in the detection is compared with the picture before the material pressure detection, so that the damage degree of the material is detected quickly, the single chip microcomputer 29 in the scheme is used for receiving and processing the detection signals of the pressure sensor 1 and the ultrasonic probe 26, converting the detection signals into electric signals respectively, and transmitting the electric signals to the display screen 17 to be displayed, and therefore the material detection is more visual and convenient.
To sum up: when the scheme is used, a material is fixed inside the first cylinder 2 through screws, the threaded rod 9 is rotated to drive the pressing plate 3 to move downwards and press the surface of the material, and the pressure sensor 1 at the bottom of the material can display the pressed data in the display screen 17 in the pressing process, so that the use strength of the material can be detected visually and quickly;
after pressure detection, taking out the material and fixing the material in the second cylinder 11 at the top of the disc 14, and starting the rodless cylinder 19 and the ultrasonic probe 26 to send out ultrasonic longitudinal waves by the ultrasonic probe 26 to detect the surface and the inner contour of the material, so that the damage degree of the material is detected quickly, and the detection of the material is more comprehensive;
the single chip microcomputer 29 in the scheme is used for receiving and processing detection signals of the pressure sensor 1 and the ultrasonic probe 26, converting the detection signals into electric signals respectively, and transmitting the electric signals to the display screen 17 for display, so that the material detection is more visual and convenient, and the observation and the recording of detection personnel are facilitated.
In this scheme, the usage model of ultrasonic probe 26 is: 1.25P 20.
In this scheme, pressure sensor 1's use model does: SMP 2080.
In this scheme, rodless cylinder 19's use model does: CY3R 20-100.
The parts not involved in the present invention are the same as or can be implemented by the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A biomedical material strength detection device, characterized by comprising:
pressure detection mechanism: the pressure sensor is arranged on the shell, the first cylinder is arranged on the pressure sensor, and the pressure plate is suspended above the first cylinder and used for applying test pressure to a detection object placed in the first cylinder;
damage detection mechanism: the ultrasonic probe comprises a plate body, a disc, a second cylinder and a movable ultrasonic probe, wherein the plate body is fixedly installed, the disc is rotatably installed on the plate body, the second cylinder is distributed on the upper surface of the disc, and the ultrasonic probe is suspended above the second cylinder and can move back and forth in the horizontal direction.
2. The biomedical material strength detection device according to claim 1, wherein a slide bar is vertically arranged on the housing beside the pressure sensor, the pressing plate is slidably arranged on the slide bar, and a pressure adjusting member connected with the pressing plate and driving the pressing plate to move up and down along the slide bar is further arranged above the pressing plate.
3. The apparatus as claimed in claim 2, wherein the pressure adjusting member comprises an internally threaded tube fixedly mounted on the housing and located above the pressing plate, and a threaded rod disposed in the internally threaded tube and matching with the thread thereof, the threaded rod further being rotatably connected to a first rod via a second bearing, the lower end of the first rod being fixedly connected to the pressing plate.
4. The device for detecting the strength of the biomedical materials according to claim 2, wherein the sliding rod is provided with a first sliding block in sliding fit with the sliding rod, and the first sliding block is fixedly connected with the pressing plate.
5. The apparatus for testing strength of biomedical materials according to claim 2, wherein two sliding rods are symmetrically arranged on both sides of the pressing plate.
6. The apparatus for testing strength of biomedical materials according to claim 1, wherein a second rod is fixedly connected to a lower surface of the disc, and a lower end of the second rod is rotatably connected to an upper surface of the plate body through a first bearing.
7. The apparatus for testing strength of biomedical materials according to claim 1, wherein a supporting plate is vertically fixed beside the plate body, and a rodless cylinder is disposed on the supporting plate, and is further connected to the ultrasonic probe and used for driving the ultrasonic probe to move horizontally back and forth above the disc.
8. The apparatus for testing strength of biomedical materials according to claim 7, wherein a horizontal slide rail is disposed above the disc, a second slide block is slidably fitted on the horizontal slide rail, the rodless cylinder is fixedly connected to the second slide block, a connecting plate extending horizontally and laterally is further disposed on the second slide block, and the ultrasonic probe is mounted on the connecting plate.
9. The device for detecting the strength of the biomedical materials according to claim 1, wherein the top of the first cylinder and the top of the second cylinder are both provided with thread grooves.
10. The biomedical material strength detection device according to claim 1, wherein the pressure detection mechanism and the damage detection mechanism are both disposed on the frame, a box is further mounted on the frame, a display screen is mounted on one side of the box, a single chip microcomputer is further disposed inside the box, and the single chip microcomputer is further connected with the pressure sensor, the ultrasonic probe and the display screen respectively.
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| CN202110544133.5A CN113405901A (en) | 2021-05-19 | 2021-05-19 | Biomedical material strength detection device |
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2021
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Application publication date: 20210917 |