CN114711887A - Equipment for monitoring drilling state of bone material and using method - Google Patents
Equipment for monitoring drilling state of bone material and using method Download PDFInfo
- Publication number
- CN114711887A CN114711887A CN202210443405.7A CN202210443405A CN114711887A CN 114711887 A CN114711887 A CN 114711887A CN 202210443405 A CN202210443405 A CN 202210443405A CN 114711887 A CN114711887 A CN 114711887A
- Authority
- CN
- China
- Prior art keywords
- drilling
- bone material
- computer
- monitoring
- acoustic emission
- 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
- 238000005553 drilling Methods 0.000 title claims abstract description 107
- 239000000463 material Substances 0.000 title claims abstract description 79
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000008569 process Effects 0.000 claims abstract description 27
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000005520 cutting process Methods 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000012549 training Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000013598 vector Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1626—Control means; Display units
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/361—Image-producing devices, e.g. surgical cameras
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
- B23Q17/0957—Detection of tool breakage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
- G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/062—Measuring instruments not otherwise provided for penetration depth
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension
- A61B2090/065—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension for measuring contact or contact pressure
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Computation (AREA)
- Radiology & Medical Imaging (AREA)
- Gynecology & Obstetrics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Evolutionary Biology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Bioinformatics & Computational Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Neurosurgery (AREA)
- Dentistry (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses equipment for monitoring a bone material drilling state and a using method thereof. The method comprises the steps of controlling an industrial camera to move to the position right below a drill by a computer, collecting an image of a cutting edge and measuring wear loss of a rear cutter face, measuring an actual feeding distance of the drill by a displacement sensor, collecting force signals in three directions of XYZ in the drilling process by a dynamometer in real time, collecting acoustic emission signals in the drilling process by an acoustic emission signal sensor arranged on a bone material clamping mechanism in real time, and establishing a rear cutter face wear loss prediction model according to various collected signals. The invention can more accurately measure the drilling force and the drilling depth, realize the real-time waveform output of the measurement signal of the drilling process of the bone material in the computer and realize the real-time display of the predicted value of the wear loss of the rear tool face of the cutter in the computer.
Description
Technical Field
The invention relates to equipment for monitoring a drilling state of a bone material and a using method thereof, belonging to the technical field of monitoring of a machining process.
Background
At present, drilling is one of the methods for removing bone tissue in surgical operation, and is widely used in orthopedic surgery, most of the cutting tool materials still use medical grade stainless steel which is easy to wear, and the cutting tool is usually required to be sterilized by high temperature and chemical disinfection before operation, which can aggravate the wear speed of the cutting tool, the wear of the cutting tool can aggravate the friction between the cutting tool and the bone material in the drilling process of the bone material, which leads to serious reduction of the quality of the cutting surface of the bone material, increase of cutting force, increase of cutting temperature, serious injury to the bone tissue and surrounding tissues, even damage or fracture of the cutting tool and residue in the body of a patient.
The current bone material drilling process is for handheld bone drill to drill, does not carry out the monitoring that corresponds the signal to the drilling process at the drilling in-process, does not gather the cutter wearing and tearing volume before drilling at every turn, can't carry out real-time supervision to drilling degree of depth and drilling power, can't carry out convenient clamp to bone material tightly with fixed and can't realize making the prediction to the knife face wearing and tearing quantity value at the drilling in-process.
Disclosure of Invention
The technical task of the invention is to design equipment for monitoring the drilling state of the bone material and a using method thereof aiming at the problems.
The invention is realized by the following technical scheme: an apparatus and method for monitoring the drilling status of bone material, comprising: the device comprises a Z-direction feeding mechanism, an XY-direction moving mechanism, a dynamometer and a bone material clamping mechanism, and is characterized in that the Z-direction feeding mechanism is arranged right above the XY-direction moving mechanism, the dynamometer is arranged above the XY-direction moving mechanism, and the bone material clamping mechanism is arranged above the dynamometer; the Z-direction feeding mechanism comprises a screw rod sliding table, a displacement sensor, a spindle motor mounting plate and a drill bit, and the displacement sensor is mounted above the spindle motor mounting plate on the right side of the screw rod sliding table; an industrial camera placing groove is formed in the surface of the XY direction moving mechanism, and an industrial camera is fixed on the surface of the XY direction moving mechanism; the bone material clamping mechanism comprises a clamp base; the clamp base is fixed on the dynamometer through a fixing screw hole; the screw rod is rotated through the adjusting device, and the clamp feeding slide block is driven to move forwards; a slide way is processed inside the rear end of the bone material clamping mechanism, a limiting slide block is subjected to position adjustment on the slide way, and the position of the limiting slide block is fastened through a bolt; the clamp base is provided with a spacing groove for the acoustic emission signal sensor, and the acoustic emission signal sensor is installed on the spacing groove.
Further, before drilling begins, a simply sawed bone material workpiece is placed between a feeding sliding block and a limiting sliding block in the bone material clamping mechanism, a lead screw is rotated through an adjusting device to drive a clamp feeding sliding block to move forwards, and the position of the limiting sliding block in a slide way is adjusted to finally clamp the bone material workpiece through the clamp feeding sliding block and the limiting sliding block.
Furthermore, the dynamometer, the displacement sensor and the industrial camera are connected with a computer through data lines.
Further, the specific working method of the equipment for monitoring the drilling state of the bone material and the using method comprises the following steps: the method comprises the steps of equipment initialization and preparation, drilling and data acquisition, data storage and material replacement judgment; ensuring that various sensors run normally, preparing for drilling materials, presetting a program in a computer to control an XY direction moving mechanism to move an industrial camera to a position right below a drill bit, acquiring a cutting edge image of a cutter, transmitting the cutting edge image into the computer, processing the cutting edge image by the computer to obtain the wear loss of a rear cutter face of the cutter, and starting the drilling; when drilling begins, the dynamometer, the displacement sensor and the acoustic emission signal sensor start working simultaneously; in the drilling process, acquiring XYZ three-direction force signals, drilling depth and acoustic emission signals in the drilling process, and displaying real-time waveforms, flank wear amount, predicted flank wear amount values and drilling depth in a computer; when drilling is finished, the dynamometer, the displacement sensor and the acoustic emission signal sensor stop working at the same time, and collected signals are transmitted to a computer for storage; judging whether the bone material workpiece contains the next drilling position, if so, starting the next drilling data acquisition of the same material, and starting the next data acquisition; if not, the data acquisition work is finished.
And further, when the drill touches the bone material used in the current drilling and the Z-direction force of the dynamometer changes, the drilling is considered to be started.
Further, the dynamometer measures the force in three directions of XYZ of the bone material workpiece clamped and fixed on the bone material clamping mechanism; when drilling begins, the displacement sensor measures the actual feeding distance of the main shaft motor mounting plate in the Z direction, and the actual feeding distance is regarded as the real drilling depth in the drilling process; the acoustic emission signal sensor is fixed on the bone material clamping mechanism and is close to the bone material workpiece, so that the acoustic emission signal measurement in the drilling process is more accurate.
Further, when the computer-controlled drilling equipment does not feed downwards any more and the displacement sensor has no Z-direction data change, the drilling is considered to be finished.
Further, after the data acquisition is finished, the acquired acoustic emission signal data and the XYZ three-direction force signals are subjected to operations such as preprocessing, feature extraction and the like to be used as feature vectors, the flank wear amount measured by the industrial camera is used as a data set label and is used as input of model training, and the model training is carried out, so that the model can achieve prediction of the flank wear amount of the tool.
The invention has the beneficial effects that: the equipment for monitoring the drilling state of the bone material and the using method thereof can more efficiently and accurately monitor the drilling process of the bone material in real time; the invention meets the requirements of installation, positioning and clamping of bone materials with different shapes and hardness, and ensures the stability of a drilling workpiece; the invention optimizes the problem that the drilling depth cannot be measured in the drilling process; according to the invention, the construction of the flank wear prediction model is carried out through the acquired data, so that the problem that the tool wear cannot be judged in the drilling process is solved.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for monitoring a drilling state of a bone material and a method for using the same according to an embodiment of the present invention.
Fig. 2 is a structural view of a bone material holding mechanism of an apparatus for monitoring a drilling state of a bone material and a method for using the same according to an embodiment of the present invention.
FIG. 3 is a flow chart of the operation of the drilling status monitoring device and the method for monitoring the drilling status of bone material according to the present invention.
Fig. 4 is a data transmission flow chart of the device and the method for monitoring the drilling state of the bone material according to the present invention.
FIG. 5 is a computer-based monitoring interface for monitoring the drilling status of bone material according to the present invention.
The reference numbers in the figures: the device comprises a Z-direction feeding mechanism (10), a lead screw sliding table (11), a displacement sensor (12), a spindle motor mounting plate (13), a drill bit (14), an XY-direction moving mechanism (20), an industrial camera placing groove (21), an industrial camera (22), a force measuring instrument (30), a bone material clamping mechanism (40), a clamp base (41), a fixing screw hole (42), an adjusting device (43), a lead screw (44), a clamp feeding slide block (45), a slide way (46), a limiting slide block (47), an acoustic emission signal sensor limiting groove (48) and an acoustic emission signal sensor (49).
Detailed Description
In order to make the technical means for realizing the invention easy to understand, the invention is further explained below by combining the detailed description and the accompanying drawings, in the description of the invention, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the invention and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
In one embodiment, a data set preparation and model training process is performed.
As an embodiment of the present invention, as shown in FIG. 3, various sensors are connected to a computer through cables, an acoustic emission signal sensor is connected to the computer through an amplifier and a high-speed acquisition card, a force measuring instrument is connected to the computer through an amplifier and a low-speed acquisition card, and an industrial camera is directly connected to the computer.
The data acquisition process is as shown in fig. 4, equipment initialization and preparation work is carried out before drilling begins, it is determined that various sensors normally operate, a program is preset in a computer to control a workbench to move an industrial camera to a position right below a drill bit, cutting edge images of a cutter are acquired and transmitted into the computer, the abrasion loss of the rear cutter face of the cutter is obtained through computer processing, and data acquisition is started; drilling and data acquisition: when drilling begins, the dynamometer, the displacement sensor and the acoustic emission signal sensor start working simultaneously; in the drilling process, a dynamometer measures the force in three directions of XYZ of a bone material workpiece fixed and clamped on a bone material clamping mechanism; the displacement sensor measures the actual feeding distance of the main shaft motor mounting plate in the Z direction when the drilling starts, and the actual feeding distance is regarded as the real drilling depth in the drilling process; the acoustic emission signal sensor is fixed on the bone material clamping mechanism and is close to a bone material workpiece, acoustic emission signals in the real drilling process are measured, and real-time waveforms, rear cutter face abrasion loss, a rear cutter face abrasion loss predicted value and drilling depth are displayed in a computer; after drilling, judging whether drilling bone materials need to be replaced or not, if not, starting next drilling data acquisition of the same materials, and starting next data acquisition; if so, ending the data acquisition work.
Specifically, when the drill touches the bone material used in the current drilling and the Z-direction force of the dynamometer changes, the drilling is considered to be started.
Specifically, when the computer-controlled drilling device does not feed downwards any more and the displacement sensor has no Z-direction distance change, the drilling is considered to be finished.
Specifically, the criterion for judging the need of replacing the bone material required for drilling is to determine whether the bone material is used and cannot be drilled next time, i.e., whether the surface of the bone material contains the position of the next drilling hole.
Specifically, after the data acquisition is finished, the acquired acoustic emission signal data and XYZ three-direction force signals are subjected to operations such as preprocessing and feature extraction and then serve as feature vectors, the flank wear amount measured by an industrial camera serves as a data set label and serves as input of model training, and the model is trained, so that the model can predict the flank wear amount of the tool.
In the second embodiment, the status of the bone material drilling process is monitored.
As an embodiment of the present invention, in practical use: through signals acquired by each sensor in real time in the drilling process, all data in the window are subjected to feature extraction by a method of fixing the window length, and are made into feature vectors, and the flank wear amount is predicted by using a model trained in the first embodiment.
The specific monitoring interface in the computer is shown in fig. 5, when monitoring the drilling state of the bone material, the feeding speed, the drilling speed of the main shaft and XYZ coordinates corresponding to a drill bit fed back by a feeding device in the drilling process of the bone material are displayed in real time, the original waveforms of acoustic emission signals and XYZ three-direction force signals collected in the drilling process are displayed in real time, the wear magnitude of the rear cutter face measured according to pictures taken by an industrial camera before drilling is displayed, the characteristics of the collected signals in the drilling process are displayed, and the wear magnitude of the rear cutter face of the cutter is predicted and displayed through a model.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. 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 (8)
1. An apparatus and method for monitoring the drilling status of bone material, comprising: the device comprises a Z-direction feeding mechanism (10), an XY-direction moving mechanism (20), a force measuring instrument (30) and a bone material clamping mechanism (40), and is characterized in that the Z-direction feeding mechanism (10) is installed right above the XY-direction moving mechanism (20), the force measuring instrument (30) is installed above the XY-direction moving mechanism (20), and the bone material clamping mechanism (40) is installed above the force measuring instrument (30).
2. The apparatus for monitoring drilling status of bone material and the method thereof as claimed in claim 1, wherein: z direction feed mechanism (10) include lead screw slip table (11), displacement sensor (12), spindle motor mounting panel (13) and drill bit (14), displacement sensor (12) are installed in lead screw slip table (11) right side and are located spindle motor mounting panel (13) top.
3. The apparatus and method of use for monitoring drilling status of bone material as claimed in claim 1, wherein: an industrial camera placing groove (21) is machined in the surface of the XY direction moving mechanism (20), and an industrial camera (22) is fixed in the surface of the XY direction moving mechanism.
4. The apparatus and method of use for monitoring drilling status of bone material as claimed in claim 1, wherein: the bone material clamping mechanism (40) comprises a clamp base (41); the clamp base (41) is fixed on the dynamometer (30) through a fixing screw hole (42); the lead screw (44) is rotated through the adjusting device (43), and the clamp feeding slide block (45) is driven to move forwards; a slide way (46) is processed inside the rear end of the bone material clamping mechanism (40), a limiting slide block (47) is adjusted in position on the slide way (46), and the position of the limiting slide block (47) is fastened through a bolt; the clamp base (41) is provided with an acoustic emission signal sensor limiting groove (48), and an acoustic emission signal sensor (49) is fixed inside the clamp base; before drilling begins, a simply sawn bone material workpiece is placed between a feeding slide block (45) and a limiting slide block (47) in the bone material clamping mechanism (40), a lead screw (44) is rotated through an adjusting device (43), a clamp feeding slide block (45) is driven to move forwards, and the position of the limiting slide block (47) in a slide way (46) is adjusted to clamp the bone material workpiece.
5. The apparatus and method of use for monitoring drilling status of bone material as claimed in claim 1, wherein:
the method comprises the steps of equipment initialization and preparation, drilling and data acquisition, data storage and material replacement judgment;
step 1: ensuring that various sensors run normally, preparing for drilling materials, presetting a program in a computer to control an XY direction moving mechanism (20) to move an industrial camera (22) to be right below a drill bit (14), acquiring a cutting edge image of a cutter, transmitting the cutting edge image into the computer, processing the cutting edge image by the computer to obtain the wear loss of a rear cutter face of the cutter, and starting the drilling;
step 2: when drilling begins, the dynamometer (30), the displacement sensor (12) and the acoustic emission signal sensor (49) start to work simultaneously;
and step 3: in the drilling process, acquiring XYZ three-direction force signals, drilling depth and acoustic emission signals in the drilling process, and displaying real-time waveforms, the wear loss of the rear tool face, a predicted value of the wear loss of the rear tool face and the drilling depth in a computer;
and 4, step 4: when drilling is finished, the dynamometer (30), the displacement sensor (12) and the acoustic emission signal sensor (49) stop working at the same time, and collected signals are transmitted to a computer for storage;
and 5: judging whether the bone material workpiece contains a next drilling position or not in the stage of judging whether the material needs to be replaced, if so, starting to acquire next drilling data of the same material, repeating the step 1, and starting to acquire the next data; if not, ending the data acquisition work;
step 6: and finishing the data acquisition work, and sorting the acquired signals in the computer.
6. The device and the method for monitoring the drilling state of the bone material as claimed in claim 5, wherein in step 2, when the drill touches the bone material used in the drilling and the Z-direction force of the force measuring instrument changes, the drilling is considered to be started.
7. The device and the method for monitoring the drilling state of the bone material as claimed in claim 5, wherein in step 3, the force measuring instrument (30) measures the XYZ three-direction forces of the bone material workpiece clamped on the bone material clamping mechanism (40); when drilling begins, the displacement sensor (12) measures the actual feeding distance of the main shaft motor mounting plate (13) in the Z direction, and the actual feeding distance is regarded as the real drilling depth in the drilling process; the acoustic emission signal sensor (49) is fixed on the bone material clamping mechanism (40) and is close to the bone material workpiece, and acoustic emission signals in a real drilling process are measured.
8. A device and method for monitoring the drilling status of bone material according to claim 5, wherein in step 4, when the computer controlled drilling device is no longer feeding down and the displacement sensor (12) has no Z-direction data change, the drilling is ended.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210443405.7A CN114711887A (en) | 2022-04-26 | 2022-04-26 | Equipment for monitoring drilling state of bone material and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210443405.7A CN114711887A (en) | 2022-04-26 | 2022-04-26 | Equipment for monitoring drilling state of bone material and using method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114711887A true CN114711887A (en) | 2022-07-08 |
Family
ID=82245466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210443405.7A Pending CN114711887A (en) | 2022-04-26 | 2022-04-26 | Equipment for monitoring drilling state of bone material and using method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114711887A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116008114A (en) * | 2023-01-17 | 2023-04-25 | 哈尔滨理工大学 | Method for detecting tool wear in bone material drilling process based on sensor signals |
-
2022
- 2022-04-26 CN CN202210443405.7A patent/CN114711887A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116008114A (en) * | 2023-01-17 | 2023-04-25 | 哈尔滨理工大学 | Method for detecting tool wear in bone material drilling process based on sensor signals |
| CN116008114B (en) * | 2023-01-17 | 2023-09-12 | 哈尔滨理工大学 | Method for detecting tool wear in bone material drilling process based on sensor signals |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2017083989A1 (en) | Surgical power drill including a measuring unit suitable for bone screw length determination | |
| WO2017186111A1 (en) | Method for testing cutting performance of diamond saw blade | |
| CN114711887A (en) | Equipment for monitoring drilling state of bone material and using method | |
| JPH05200654A (en) | Automatic tool measurement device | |
| CN113693670B (en) | Orthopedic nail placing device and system | |
| CN206066100U (en) | Numerical control deep hole internal grinder measurement monitoring process integration device and control system | |
| CN106112713A (en) | Numerical control deep hole internal grinder measures monitoring processing integrated apparatus and control system | |
| JP4620510B2 (en) | Printed circuit board processing machine | |
| EP1923686A2 (en) | Device for treating a sample | |
| US20080075545A1 (en) | Clamping Assembly | |
| CN114136984A (en) | Multifunctional detection platform for cutter and use method | |
| CN105522185B (en) | Numerical control punching and cutting all-in-one machine and its alignment methods | |
| CN210834540U (en) | Scalpel cutting experimental apparatus | |
| CN106735553A (en) | Machine components chucking device with cutting function | |
| CN214393332U (en) | Temperature measuring device based on bar deep hole processing | |
| CN214814833U (en) | Lathe auxiliary device for high-precision machining | |
| JP5851145B2 (en) | Sapphire single crystal ingot coring device | |
| CN113020645A (en) | Multi-sensor integrated drilling end effector | |
| CN214769069U (en) | Guided missile part punches and uses radial drill | |
| CN212240284U (en) | Material measuring device and fixed-length processing device | |
| CN109604433A (en) | A kind of connecting shaft intersection punch device | |
| CN217493629U (en) | Precision grinding mechanism for micro-drill machining | |
| CN214537806U (en) | Spiral rod pitch rapid measuring device | |
| CN216802735U (en) | Online detection and automatic cutter compensation system for production line | |
| CN220717967U (en) | Aluminum profile processing device convenient for measuring length |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220708 |