CN111487146A - Automatic testing device for dynamic fatigue of dental implant - Google Patents
Automatic testing device for dynamic fatigue of dental implant Download PDFInfo
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- CN111487146A CN111487146A CN202010326042.XA CN202010326042A CN111487146A CN 111487146 A CN111487146 A CN 111487146A CN 202010326042 A CN202010326042 A CN 202010326042A CN 111487146 A CN111487146 A CN 111487146A
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- 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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- 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
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
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Abstract
The invention provides a dental implant dynamic fatigue automatic test device which comprises a rack, a workbench, a constant-pressure servo pump station, a linear actuator, a pressure sensor, a front-back horizontal moving mechanism, a left-right horizontal moving mechanism, a horizontal rotating mechanism, a front-back rotating mechanism, a left-right rotating mechanism, a right-left rotating mechanism and a P L C controller.
Description
Technical Field
The invention relates to the technical field of medical product quality detection, in particular to an automatic testing device for dynamic fatigue of a dental implant.
Background
The dental implant is also called an artificial tooth root, the dental implant is implanted into the frontal bone through a surgical operation to fix and support the false tooth, and the safety and the effectiveness of the artificial dental implant product as an implantation medical instrument are highly valued by the nation and users.
The artificial dental implant is subjected to an occlusal force of as much as several tens of kilograms in the oral cavity, and the implant is subjected to an axial external force in most cases. The dental implant is composed of a body part, a neck part and an abutment, wherein the body part is implanted into human tissue, the abutment is used for fixing and supporting a false tooth, and the neck part is connected with the abutment and the body part. The artificial dental implant is divided into a cylindrical shape, a leaf shape, a spiral shape, a basal frame type, a lower frontal bone penetrating and a lower collar branch bracket according to the morphological structure, and is divided into a one-section type and a two-section type according to the implant structure. No matter what kind of morphological structure of the dental implant should ensure the long-term safe and effective use and bear the specified strength, the upper structure of the dental implant system should be precisely matched with the port of the abutment so as to improve the coordination and reliability between the false tooth and the implant. Therefore, the dynamic fatigue test of the dental implant system can be used for inspecting the structural stability of the dental implant system, YY/T0521-2018 provides a dynamic fatigue test method of the dental implant, the axial line of a loading device and the axial line of a bearing part of the dental implant system are required to form a specified angle, and the angles formed by the bearing surface of an implant sample not comprising a preformed angle connecting part implant system and a sample comprising the preformed angle connecting part implant and the loading axial line are different.
However, due to the rapid development of the dental implant industry, various artificial dental implant system products are developed, the conventional fixture for clamping dental implant samples cannot meet the requirement of clamping implant product samples with polymorphic structures for dynamic fatigue tests during the dynamic fatigue tests of dental implants, if a set of corresponding fixture is arranged for each dental implant sample with various morphological structure specifications, the quantity and the cost are huge, and meanwhile, the conventional fixture is a rotary type artificial spiale pin fixed angle, and the angle cannot be finely adjusted according to the conditions of the samples, so that the test quality and the test efficiency are influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
Therefore, the invention aims to provide an automatic testing device and a corresponding testing method for dynamic fatigue of a dental implant, which can be used for installing dental implant samples with various morphological structures, can automatically adjust the angle between a bearing surface and a loading axis and can automatically complete dynamic fatigue tests under various medium states.
In order to achieve the purpose, the technical scheme provides a dental implant dynamic fatigue automatic test device which comprises a rack, a workbench, a constant pressure servo pump station, a linear actuator, a front-back rotating mechanism, a left-back rotating mechanism, a right-back rotating mechanism, a left-back rotating mechanism, a rigid cylinder, a rigid film, a graphite container, a rigid container, a heating film, a graphite container, a heating film, a graphite container, a heating film, a graphite container, a heating film, a wire, a heating film, a wire, a heating film, a heater, a heating film, a heater.
Preferably, the left-right rotating mechanism further comprises two first vertical triangular plates which are respectively fixed at two ends of the bottom surface of the first horizontal plate, a first servo motor, two second vertical triangular plates which are respectively fixed at two ends of the bottom surface of the second horizontal plate, a second linear screw rod, a third linear screw rod, a fourth linear screw rod, a third linear screw rod, a fourth linear screw rod, a fifth linear screw rod, a third linear screw rod, a fourth linear screw rod, a third linear screw rod, a fourth linear screw rod, a third linear screw rod, a fourth linear screw rod, a fifth linear screw rod, a third linear screw rod, a fourth linear screw rod, a fifth linear screw rod, a third linear screw rod, a fourth linear screw rod, a fifth linear screw rod, a third linear screw rod, a fourth linear screw rod, a third linear screw.
Preferably, an underwater monitoring camera and a temperature sensor are arranged in the graphene heating film container, the underwater monitoring camera and the temperature sensor are hung on four sides of the graphene heating film container through hooks, and electric control wires of the underwater monitoring camera and the temperature sensor are connected with the P L C controller.
Preferably, a through hole is formed in the other side of the bottom surface of the graphene heating film container, a liquid discharge hose is arranged at the lower end of the through hole, and a hose clamp is arranged on the liquid discharge hose.
Preferably, the material of the mounting sleeve has a compression elastic modulus greater than 3 GPa.
Preferably, the central bore-shaped configuration of the mounting socket matches the body-shaped configuration of the dental implant sample to receive and secure the body of the dental implant sample.
Preferably, the first servo motor and the second servo motor are double-output-shaft servo motors.
The technical scheme of the invention also provides an automatic test method for dynamic fatigue of a dental implant, which comprises the steps of screwing a body part of a dental implant sample on a mounting sleeve by a torque wrench, enabling the body part of the dental implant sample to be screwed into the mounting sleeve to reach a specified depth, injecting specified media into a graphene heat-generating film container, pressing a test starting button in a P L C controller, enabling electric control devices controlled by a P L C controller to enter a working state, enabling four monitoring cameras in the graphene heat-generating film container to send image data of inclination angle positions of parts above a neck part of the dental implant sample to a P L C controller, enabling a P L C controller to control a fifth servo motor to enable the body part of the dental implant sample to horizontally move back and forth according to programming, controlling a fourth servo motor to enable the body part of the dental implant sample to horizontally move left and right, controlling a third servo motor to enable the body part of the dental implant sample to horizontally rotate, controlling a second servo motor to enable the body part of the dental implant part to automatically adjust the body part of the dental implant sample to horizontally move left and right, enabling the temperature sensor to control the temperature of a load of a temperature sensor, and a temperature of a temperature sensor for controlling a temperature of a thermal load of a thermal implant, a thermal implant sample, a thermal implant, a.
Preferably, the specified medium injected into the graphene exothermic film container includes, but is not limited to, physiological saline and air.
The automatic testing device for the dynamic fatigue of the dental implant and the corresponding testing method thereof provided by the invention have the following beneficial technical effects:
the device realizes that the external thread of the mounting sleeve can be fixed in the internal thread at the middle part of the inclined plane at the top of the rigid cylinder as long as the body part of the dental implant sample with any shape structure can be arranged in the central hole of the mounting sleeve, so that the device can adapt to the body part for mounting the dental implant samples with various shapes and structures only by changing the shape structure of the central hole of the mounting sleeve, thereby saving investment and cost.
The first servo motor below the rigid cylinder works to realize the left-right angular rotation of the dental implant sample, the second servo motor realizes the front-back angular rotation of the dental implant sample, the third servo motor realizes the horizontal rotation of the dental implant sample, the fourth servo motor realizes the left-right movement of the dental implant sample, and the fifth servo motor realizes the front-back movement of the dental implant sample, so that the angle of the dental implant sample can be adjusted and moved in any angular direction, which is very important for the angle adjustment of various types of dental implant samples without pre-angulation or with pre-angulation connecting parts, whether the angle is accurate or not directly influences test data and results, and the automatic angle adjustment makes up for the manufacturing defects and human interference factors of clamps, thereby improving the working efficiency.
The automatic testing device for the dynamic fatigue of the dental implant and the corresponding testing method thereof can improve the detection quality and efficiency on the whole.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a front view schematically showing the structure of an automatic testing apparatus for dynamic fatigue of a dental implant according to an embodiment of the present invention;
FIG. 2 is a schematic top view showing an automatic testing apparatus for dynamic fatigue of a dental implant according to an embodiment of the present invention;
FIG. 3 is a schematic side view showing the structure of an automatic testing apparatus for dynamic fatigue of a dental implant according to an embodiment of the present invention;
figure 4 shows an enlarged schematic view of section I of figure 1,
wherein, the corresponding relationship between the reference numbers and the components in fig. 1 to fig. 4 is:
1 table leg, 2 constant pressure servo pump station, 3 bottom plate, 4 horizontal linear slipway fixing frame E, 5 servo motor E, 6 horizontal linear slipway moving plate E, 7 horizontal linear slipway fixing frame D, 8 servo motor D, 9 horizontal linear slipway moving plate D, 10 servo motor C, 11 vertical axis C, 12 rectangular plate, 13 vertical triangular plate B, 14 horizontal axis B, 15 double-output axis servo motor B, 16 square horizontal plate B, 17 double-output axis servo motor a, 18 vertical triangular plate a, 19 square horizontal plate a, 20 pressure sensor, 21 telescopic action end, 22 vertical column, 23 horizontal beam, 24 fastening clasp, 25 linear actuator, 26P L C controller, 27 lead screw D, 28 table top, 29 graphene heat film container, 30 lead screw E, 31 fastening ring, 32 loading block, 33 rigid cylinder, 34 horizontal axis a, 35 welding seam, 36 mounting sleeve, 37 dental implant body, 38 positioning table, 39 dental implant neck, 40 dental implant sample, 41, 43 hemispherical dental implant sample loading block, 44, liquid temperature monitoring hose clamp, 48 hose, 48 hose clamp, 48, hose clamp, hose, and hose clamp.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
An automatic testing apparatus for dynamic fatigue of a dental implant according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.
As shown in fig. 1 to 4, the lower parts of two vertical uprights 22 are respectively fixed to the middle parts of two sides of a table top 28 of a workbench, a constant-pressure servo pump station 2 is arranged below the table top 22 of the workbench, a workbench leg 1 is arranged at the bottom of the workbench, a rack-mounted horizontal cross beam 23 is arranged at the top of two vertical uprights 22, a linear actuator 25 is fixed at the middle part of the horizontal cross beam 23 through a fastening snap ring 24, a pressure sensor 20 is arranged at the lower end of a telescopic end 21 of the linear actuator 25, a loading block 42 is arranged at the lower end of the pressure sensor 20 through a bolt, a hemispherical bearing component 41 in a dental implant sample is arranged directly below the loading block 42, the hemispherical bearing component 41 is fixed to a base 40 of a dental implant sample, that is, a body 37 of a dental implant sample is, that is, fixed in a central hole of a mounting sleeve 36, a horizontal axis is, a horizontal axis, a horizontal linear filament implant sample is fixed to a horizontal axis, a horizontal filament mounting sleeve, a horizontal filament mounting plate is fixed to a horizontal filament, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting plate is fixed to a horizontal filament mounting plate, a horizontal filament mounting.
The method comprises the steps that during a test, a body part 37 of a dental implant sample is screwed on a mounting sleeve 36 by a torque wrench, the depth of screwing the body part 37 of the dental implant sample into the mounting sleeve 36 meets the dimensional requirements of upper parts such as an abutment 40 specified by a standard, a specified medium is injected into a graphene heat-generating film container 29, a test starting button in a P L C controller 26 is pressed, electric control devices controlled by a P L C controller 26 enter working states, four monitoring cameras 46 in the graphene heat-generating film container 29 send image data of inclination angle positions of the upper part 39 of the dental implant sample to a P L C controller 26, the P L C controller 26 controls a servo motor E (a fifth servo motor) 5 to horizontally move the body part 37 of the dental implant sample 37 horizontally, the servo motor D (a fourth servo motor) 8 to enable the dental implant 37 of the dental implant sample 37 to horizontally move, the servo motor C (a third servo motor) 10 controls the servo motor E (a fifth servo motor) 5 to enable the servo motor E37, namely the dental implant part 37, namely the servo motor C37 to enable the test sample 37 to horizontally move the test sample 37 horizontally, namely the test sample 37 according to a horizontal direction, a temperature of the implant sample 37, the temperature of the implant sample 37, the test sample 37, the temperature, the test sample 37C controller 37, the temperature, the test sample 37C controller 26, the temperature controller 37C controller 26, the temperature controller 37C controller controls the temperature controller 37C controller 26, the temperature controller 37C controller, the temperature controller 26, the temperature controller 37C controller, the temperature controller 26, the temperature controller 37C controller, the temperature.
The device realizes that if a body part 37 of a dental implant sample with any shape structure can be arranged in the center of the mounting sleeve 36, the external thread of the mounting sleeve 36 can be fixed in the internal thread in the middle of the inclined surface 47 at the top of the rigid cylinder, so that the shape structure of the center of the mounting sleeve 36 can be adapted to the body part 37 for mounting the dental implant samples with various shapes, investment can be saved, the double-output-shaft servo motor A (namely, a first servo motor) 17 below the rigid cylinder 33 works to realize the left-right angle rotation of the dental implant sample, the double-output-shaft servo motor B (namely, a second servo motor) 15 realizes the front-back angle rotation of the dental implant sample, the servo motor C (namely, a third servo motor) 10 realizes the horizontal rotation of the dental implant sample, the servo motor D (namely, a fourth servo motor) 8 realizes the dental implant sample, the servo motor E (namely, a fifth servo motor) 5 realizes the front-back movement of the dental implant sample, so that the angle of the dental implant sample can be adjusted and moved in any angle direction, the angle adjustment of the heating device C, the heating device can not only can be used for the sampling of the pre-implant sample, the heating device, the sampling device C, the sampling device can be used for the sampling device, the sampling device.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a dental implant dynamic fatigue automatic test device which characterized in that includes:
the device comprises a rack, a driving device and a control device, wherein the rack comprises a horizontal beam and vertical stand columns connected to two sides of the horizontal beam, the number of the vertical stand columns is two, and the two vertical stand columns and the horizontal beam form a portal frame;
the middle parts of the two sides of the workbench are fixedly connected with the lower parts of the vertical upright posts;
the constant-pressure servo pump station is arranged below the table top of the workbench;
the linear actuator is fixedly connected to the middle part of the horizontal cross beam, a pressure sensor is installed at the telescopic action end of the linear actuator, and a loading block is installed at the bottom end of the pressure sensor;
the front and back horizontal moving mechanism is fixedly connected to the table top of the workbench;
the left and right horizontal moving mechanism is arranged on the front and rear horizontal moving mechanism;
the horizontal rotating mechanism is arranged on the left and right horizontal moving mechanism;
the front and back rotating mechanism is arranged on the horizontal rotating mechanism;
the left-right rotating mechanism is arranged on the front-back rotating mechanism and comprises a first horizontal plate;
a rigid cylinder welded at its bottom to the first horizontal plate;
the graphene heating film container is sleeved outside the rigid cylinder, one side of the bottom surface of the graphene heating film container is provided with a hole with the same outer diameter as that of the rigid cylinder, and the graphene heating film container is fixed outside the rigid cylinder through a fastening ring;
the mounting sleeve is sleeved in the middle of the rigid cylinder from the top inclined plane of the top of the rigid cylinder, external threads of the mounting sleeve can be screwed into internal threads in the middle of the top inclined plane of the rigid cylinder, the mounting sleeve is provided with a central hole to fix a tooth planting sample, the tooth planting sample comprises a body part, a neck part, a base table and a hemispherical bearing part, and when the tooth planting sample is subjected to a fatigue test, the hemispherical bearing part corresponds to the position under the loading block;
the P L C controller is installed on the vertical upright post, the P L C controller with constant pressure servo pump station the linear actuator, the pressure sensor, the graphene heating film container, the front and back horizontal movement mechanism, the left and right horizontal movement mechanism, the horizontal rotation mechanism, the front and back rotation mechanism and the left and right rotation mechanism are connected through an electric control wire.
2. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 1,
the left-right rotating mechanism further comprises:
the two first vertical triangular plates are respectively fixed at two ends of the bottom surface of the first horizontal plate;
the two first vertical triangular plates are fixed with a first horizontal shaft on the first servo motor through keys, the first servo motor is fixed on a second horizontal plate of the front-back rotating mechanism,
the front and back rotating mechanism comprises the second horizontal plate, and the front and back rotating mechanism further comprises:
the two second vertical triangular plates are respectively fixed at two ends of the bottom surface of the second horizontal plate;
the two second vertical triangular plates are fixed with a second horizontal shaft on the second servo motor through keys, the shaft center line of the second horizontal shaft is mutually vertical to the shaft center lines of the first horizontal shaft in the vertical projection direction, the second servo motor is fixed on the rectangular plate of the horizontal rotating mechanism,
horizontal slewing mechanism includes the rectangular plate, horizontal slewing mechanism still includes:
the rectangular plate is fixed at the top of a vertical shaft on the third servo motor, the third servo motor is fixed on a first horizontal linear sliding table moving plate of the left and right horizontal moving mechanism,
horizontal migration mechanism includes about, first horizontal straight line slip table movable plate, horizontal migration mechanism still includes about:
the lower end of the first horizontal linear sliding table fixing frame is fixed on a second horizontal linear sliding table moving plate of the front and rear horizontal moving mechanism, a first screw is installed on the bottom surface of the first horizontal linear sliding table moving plate, a first lead screw is screwed in the first screw, and two ends of the first lead screw are fixed at two ends of the first horizontal linear sliding table fixing frame;
a fourth servo motor fixed on the outer side of the fixed frame of the first horizontal linear sliding table, wherein the first screw rod is a shaft of the fourth servo motor,
the front and rear horizontal movement mechanism comprises a second horizontal linear sliding table moving plate, the second horizontal linear sliding table moving plate is perpendicular to the moving direction of the first horizontal linear sliding table moving plate, and the front and rear horizontal movement mechanism further comprises:
the bottom plate is fixedly connected to the table top of the workbench;
the second horizontal linear sliding table fixing frame is fixed on the bottom plate, a second screw is installed on the bottom surface of the second horizontal linear sliding table moving plate, a second screw rod is screwed in the second screw, and two ends of the second screw rod are fixed at two ends of the second horizontal linear sliding table fixing frame;
a fifth servo motor fixed on the outer side of the second horizontal linear sliding table fixing frame, wherein the second screw rod is a shaft of the fifth servo motor,
the electric control leads of the first servo motor, the second servo motor, the third servo motor, the fourth servo motor and the fifth servo motor are all connected with the P L C controller.
3. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 2,
be equipped with surveillance camera head and temperature sensor under water in the graphite alkene heating film container, surveillance camera head under water with temperature sensor hangs in through the couple in the four sides of graphite alkene heating film container, surveillance camera head under water with temperature sensor's automatically controlled wire all with the P L C controller is connected.
4. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 3,
the graphene heating film container is characterized in that a through hole is formed in the other side of the bottom surface of the graphene heating film container, a liquid discharge hose is arranged at the lower end of the through hole, and a hose clamp is arranged on the liquid discharge hose.
5. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 4,
the compression elastic modulus of the material of the mounting sleeve is more than 3 GPa.
6. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 5,
the shape structure of the central hole of the mounting sleeve is matched with the shape structure of the body part of the dental implant sample so as to accommodate and fix the body part of the dental implant sample.
7. The automatic testing apparatus for dynamic fatigue of dental implant according to claim 6,
the first servo motor and the second servo motor are double-output-shaft servo motors.
8. An automatic dynamic fatigue testing method for a dental implant, which is applied to the automatic dynamic fatigue testing apparatus for a dental implant according to any one of claims 1 to 7, comprising:
screwing the body part of the dental implant sample on the mounting sleeve by using a torque wrench, wherein the depth of screwing the body part of the dental implant sample into the mounting sleeve reaches the specified depth;
injecting a specified medium into the graphene heating film container;
pressing a test starting button in a P L C controller, enabling each electric control device controlled by the P L C controller to enter a working state, and sending image data of the inclination angle position of the part above the neck of the dental implant sample to a P L C controller by four underwater monitoring cameras in the graphene heating film container;
the P L C controller can control a fifth servo motor to horizontally move the body part of the dental implant sample back and forth, control a fourth servo motor to horizontally move the body part of the dental implant sample left and right, control a third servo motor to horizontally rotate the body part of the dental implant sample, and control a second servo motor to horizontally rotate the body part of the dental implant sample left and right according to the programming, so as to automatically adjust the angle and the position between the axis of the body part of the dental implant sample and the vertical axis of the loading block of the linear actuator;
when the temperature data sent to the P L C controller by the temperature sensor in the graphene heating film container reaches a programmed set temperature value, the P L C controller controls the graphene heating film container to keep the temperature at the set temperature value;
the P L C controller controls and starts the constant-pressure servo pump station and the linear actuator, and the telescopic action end of the linear actuator moves downwards to enable the loading block to contact the hemispherical bearing part of the dental implant sample;
the linear actuator vertically applies force to a hemispherical bearing part fixed on the dental implant sample abutment according to the programming set by the P L C controller, and the hemispherical bearing part transmits the force to the abutment, the neck and the body of the dental implant sample;
the P L C controller records and draws a load cycle chart of the dental implant sample by taking the load cycle times and the corresponding maximum load as result records according to the amplitude and the frequency of the linear actuator and the load value transmitted by the pressure sensor in real time, and the four underwater monitoring cameras record the condition of the dental implant sample under the specified tolerance load cycle times;
if the hemispherical bearing component, the body part, the neck part and the abutment are not fractured or permanently deformed and loosened under the specified load cycle number, the P L C controller calculates the maximum enduring load and bending moment of the batch of dental implant samples without damage under the specified enduring load cycle number;
and if the image of the underwater monitoring camera records that the semi-spherical bearing part, the body part, the neck part and the base station are broken or permanently deformed and loosened in the test process of the dental implant sample, the P L C controller sends out an alarm prompt and stops the work of the related electric control parts.
9. The automatic test method for dynamic fatigue of a dental implant according to claim 8,
the designated medium injected into the graphene heating film container includes, but is not limited to, physiological saline and air.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114989955A (en) * | 2022-05-30 | 2022-09-02 | 四川轻化工大学 | Implant microorganism real-time corrosion dynamic test system |
| CN115290481A (en) * | 2022-08-05 | 2022-11-04 | 西南交通大学 | Dental implant thread corrosion fatigue test device and test method thereof |
| CN115524221A (en) * | 2022-09-26 | 2022-12-27 | 广东健齿生物科技有限公司 | Implant drawing test method |
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