Novel mobile machine tool fault diagnosis equipment based on sensor
By designing a mobile machine tool fault diagnosis device, the limitations of application scenarios and inconvenience of adjustment caused by the fixed installation of sensors were solved, realizing the flexibility and accuracy of machine tool fault detection and reducing production costs.
Patent Information
- Application Number
- CN202520234922.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-14
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-02-14
AI Technical Summary
Existing machine tool fault diagnosis equipment based on sound sensors is fixed in installation, which limits its application scenarios and the sensors cannot be adjusted in height and angle, affecting the accuracy of fault diagnosis.
A novel mobile machine tool fault diagnosis device has been designed, comprising support feet, electric push rods, support frame, wheel mechanism and adjustment mechanism, which can easily move and adjust the position and angle of sensors, including industrial control computer and sound sensor.
It has improved the flexibility and accuracy of machine tool fault detection, reduced production costs, and enhanced the effectiveness of fault diagnosis.
Smart Images
Figure CN223685000U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to detection equipment technical field, especially a new -type mobile based on sensor's machine tool fault diagnosis equipment. BACKGROUND
[0002] Machine tool in processing machine part, is influenced by various factors (such as tool broken blade, spindle motor itself or transmission mechanism etc. damage), there is the case of abnormal work, machine tool appears the fault, not only will cause the part processed damage, also can lead to machine tool itself or tool damage's fault amplification, extreme case still exists the probability of staff being hurt (such as broken blade tool splashes to staff's body, causes staff to be hurt etc.). In order to reduce the risk of machine tool and so on abnormal work, the existing technology usually will adopt the sound sensor, industrial computer etc. cooperative detection machine tool's working condition;Specifically, sound sensor gathers various sound signals in machine tool processing etc., then signal input to industrial computer, and industrial computer is implanted under the action of software in its interior, and the voiceprint signal produced in the normal processing machine part in database is compared, when the input signal is abnormal, that is, machine tool processing has a problem, timely generates text prompt signal and acoustic alarm signal through screen, prompts staff to overhaul, prevents the accident amplification as far as possible as far as possible.
[0003] Although the existing machine tool fault diagnosis equipment based on sound sensor meets the needs to some extent, but also there are some technical problems to be improved urgently due to the limitation of structure as follows. First, the existing machine tool fault diagnosis equipment based on sound sensor is generally fixed installation, so only the working performance of the corresponding machine tool can be detected, and the application scene is relatively limited (such as there are multiple machine tools in different areas of the relevant position, and multiple machine tools are not needed to work at the same time, so if each machine tool is installed with machine tool fault diagnosis equipment, it will cause the increase of production cost). Second, the sound sensor cannot adjust the height and angle after installation, so when the workpiece length processed by the machine tool is different, the sound sensor needs to be as close to the sound source (the tool close to the processing part of the workpiece) as possible, and the sound sensor cannot be adjusted conveniently to be as close to the sound source as possible, which will more or less adversely affect the collection of sound signals and the fault judgment of the machine tool. UTILITY MODEL CONTENT
[0004] In order to overcome the defects of the existing machine tool fault diagnosis equipment due to the limitation of structure, the utility model provides a machine tool fault diagnosis equipment body based on sound sensor, which can be conveniently displaced to the relevant area for machine tool fault detection and analysis, and can be conveniently adjusted to different horizontal positions, different heights and different angles according to the needs, so as to effectively collect the voiceprint signals generated in the machine tool processing, and provide favorable technical support for accurately judging the machine tool fault.
[0005] The utility model solves its technical problem adopts the technical scheme of:
[0006] Novel mobile type based on sensor's machine tool fault diagnosis equipment, including machine tool fault diagnosis equipment ontology with industrial computer and sound sensor, support leg, electric push rod, support frame, wheel mechanism, adjusting mechanism, the support leg has multiple sets, and each set of support leg is equipped with locking rod, and the upper end of multiple sets of support legs is respectively hinged and installed on the lower side of the four around of support frame, and the middle part and the lower end of each locking rod has an axle hole respectively, and the upper end of multiple locking rods is respectively hinged and installed on the upper part side end of multiple sets of support legs, and the outside end of each set of support leg is installed with bolt respectively; The wheel mechanism includes at least two sets of single wheels and two sets of three star wheels, and the two sets of single wheels are rotatably installed on the front side of the support frame, and the three star wheels include a fixed seat and a rotating wheel, and multiple rotating wheels are rotatably installed on the outside end of the fixed seat, and the fixed seats of the two sets of three star wheels are rotatably installed on the rear side of the support frame; The electric push rod has multiple sets, and the lower end of multiple sets of electric push rods is installed on the upper end of the support frame; The adjusting mechanism is installed on the upper end of multiple sets of electric push rods, the industrial computer is installed on the upper end of the adjusting mechanism, and the sound sensor is installed on the side end of the adjusting mechanism.
[0007] Further, the axle holes of the middle part or the lower end of the multiple locking rods are respectively sleeved on the outside of the bolts of the multiple sets of support legs and are fixed by nuts.
[0008] Further, after the axle holes of the lower part of the multiple locking rods are respectively sleeved on the outside of the bolts of the multiple sets of support legs, the lower end of the multiple sets of support legs is lower than the height of the rotating wheels at the lower end of the single wheels and the three star wheels of the wheel mechanism, and after the axle holes of the middle part of the multiple locking rods are respectively sleeved on the outside of the bolts of the four sets of support legs, the lower end of the multiple sets of support legs is higher than the height of the rotating wheels at the lower end of the single wheels and the three star wheels of the wheel mechanism.
[0009] Further, the adjusting mechanism includes a fixed tube, an upper support plate is installed on the upper end of the fixed tube, the industrial computer is installed on the upper support plate, a pulling tube is slidably installed in the fixed tube, a handle is installed on the rear side of the pulling tube, an extension tube is installed on the front side of the pulling tube, a universal ball head connector is installed on the front side of the extension tube, the sound sensor is installed on the front side end of the universal ball head connector, a fixed plate is installed on the upper end of multiple sets of electric push rods, and the lower end of the fixed tube is installed on the upper end of the fixed plate.
[0010] The machine tool fault diagnosis equipment body based on the sound sensor has the advantages that in application, the wheel mechanism can conveniently move to a relevant area to perform machine tool fault detection and analysis work, and because the machine tool fault diagnosis equipment body has three star wheels, the equipment can be conveniently moved on stairs and the like, and use is more flexible and convenient; (2) because the electric push rod and the adjusting mechanism are arranged, the horizontal position, height and angle of the sound sensor can be conveniently adjusted, soundprint signals generated in machine tool machining are as effectively collected as possible, and favorable technical support is provided for accurately judging machine tool faults. BRIEF DESCRIPTION OF DRAWINGS
[0011] The utility model will be further explained below in combination with the drawings and embodiments.
[0012] Figure 1 It is a structural schematic diagram of the utility model.
[0013] Figure 2 It is an enlarged structural schematic diagram of A shown in the utility model. Figure 1
[0014] Figure 3 It is a circuit diagram of the utility model. DETAILED DESCRIPTION
[0015] Figure 1 , 2 The new mobile sensor-based machine tool fault diagnosis device shown in FIGS. 1-3 comprises a machine tool fault diagnosis device body with an industrial computer 1 and a sound sensor 2, a power module A1, a power switch S1, support feet 4, an electric push rod M, a support frame 3, a wheel mechanism, and an adjustment mechanism. The support feet 4 are provided in four sets, and each set of support feet 4 is matched with a locking rod 41. The upper ends of two sets and the other two sets of support feet 4 are respectively hingedly installed on the lower side of the support frame 3. The middle and lower ends of each locking rod 41 are respectively provided with an axle hole 42. The upper ends of two locking rods 41 and the other two locking rods 41 are respectively hingedly installed on the front and rear ends of the support frame 3 outside the upper ends of the two sets and the other two sets of support feet (each two locking rods 41 are respectively located between the upper ends of the two sets of support feet 4, and the locking rods 41 can be displaced a distance forward and rearward of the hinged point). A bolt 43 is longitudinally welded to the middle of the outer end of each set of support feet 4. The wheel mechanism comprises two sets of single wheels 51 and three-star wheels 52. The two sets of single wheels 51 are respectively rotationally installed on the left and right sides of the front end of the support frame 3. Each set of three-star wheel comprises a triangular fixed seat 521 and a rotating wheel 522. The three rotating wheels 522 are respectively rotationally installed on the outer end of the triangular fixed seat 521. A bearing seat 524 is installed on the middle of the inner side of the triangular fixed seat 521. A "˥" type connecting rod 523 is tightly sleeved and welded in the inner ring of the bearing in the bearing seat 524. The connecting rods 523 of the two sets of three-star wheels are respectively welded on the left and right sides of the rear end of the support frame 3. The electric push rod M is provided in four sets. The lower ends of the four sets of electric push rod M are respectively vertically distributed and fixedly installed on the upper end of the support frame 3. The adjustment mechanism is transversely installed on the upper end of the movable column of the four sets of electric push rod M. The industrial computer 1 is installed on the upper end of the adjustment mechanism. The sound sensor 2 is installed on the front side of the adjustment mechanism. The signal output end of the sound sensor 2 and the signal input end of the industrial computer 1 are connected by wires.
[0016] Figure 1 、 2As shown in FIG. 3, the shaft holes 42 of the middle or lower end of the four locking rods 41 are respectively sleeved outside the bolts 43 of the four sets of supporting feet, and a manual nut with an outer diameter larger than the inner diameter of the shaft hole is installed outside each bolt 43. After the shaft holes 42 of the lower part of the four locking rods are respectively sleeved outside the bolts 43 of the four sets of supporting feet, the lower end of the four sets of supporting feet 4 is lower than the height of the single wheel 51 of the wheel mechanism and the lower end of the three-star wheel rotating wheel 522 (the equipment is stable and will not displace), and after the shaft holes of the middle part of the four locking rods 41 are respectively sleeved outside the bolts 43 of the four sets of supporting feet, the lower end of the four sets of supporting feet 4 is higher than the height of the single wheel 51 of the wheel mechanism and the lower end of the three-star wheel rotating wheel 522 (convenient for displacement). The adjusting mechanism includes a rectangular fixed tube 61, a rectangular upper supporting plate 62 is welded to the upper end of the fixed tube 61, the industrial computer 1 is installed on the upper supporting plate 62, a pulling tube 63 is slidably installed in the fixed tube 61, a handle 631 is welded to the rear side of the pulling tube (the outer side of the pulling tube and the inner side of the fixed tube 61 are in close contact with the sliding structure), a two-stage telescopic tube 64 is welded to the front side of the pulling tube, a universal ball head connector 65 is welded to the front side end of the telescopic tube 64, the sound sensor 2 is installed on the supporting plate at the front side end of the universal ball head connector 65, a fixed plate 7 is fixedly installed on the upper end of the four sets of electric push rods M, and the fixed tube 61 is fixedly installed on the upper end of the fixed plate 7. The supporting plate at the front side end of the universal ball head connector 65 can also install an infrared temperature sensor, the temperature sensor collects the temperature signal generated during machine tool processing, and the signal output end of the infrared temperature sensor and the signal input end of the industrial computer are connected through wires. The power module A1 and the power switch S1 are installed in the element box on the upper right side of the supporting frame 3, the power input ends 1 and 2 of the power module A1 are respectively connected to the two poles of the alternating current 220V power supply through wires, the power output ends 3 and 4 of the power module A1 are respectively connected to the power input ends 1 and 2 of the power switch S1 through wires, and the power output ends 3, 4, 5 and 6 of the power switch S1 (the handle is located outside the front end opening of the element box) are respectively connected to the positive and negative poles of the four sets of electric push rods M through wires.
[0017] Figure 1 、 2, 3, the new type has all the functions of the current mainstream machine tool fault diagnosis device body based on sound sensor, specifically, the sound sensor 2 (sensor finished product of model JWS0420B) collects various sound signals in machine tool processing, etc., and then the signal is input to the industrial computer 1 (industrial computer finished product of brand research and model IPC-510 610L), the industrial computer 1 is implanted with software in its internal, and the soundprint signal generated in the normal processing machine part of the machine tool in the database is compared, when the input signal is abnormal, that is, there is a problem in the machine tool processing, the screen generates a prompt signal and an alarm signal in time, prompting the staff to repair, and preventing the accident from expanding as much as possible (the above is the existing mature technology, this application does not make superfluous repetition and does not protect the technical scheme). Before use, when displacement is needed, the shaft holes in the middle of the four locking rods 41 are respectively sleeved outside the bolts 43 of the four sets of supporting feet, the lower end height of the four sets of supporting feet 4 is higher than the height of the single wheel 51 of the wheel mechanism and the lower end rotating wheel 522 of the three star wheels, so that the staff can push the equipment body to the relevant position for machine tool fault detection and analysis work, and because of the three star wheels 5, when the staff raises the height of the front side of the equipment with their hands, they can also move upward along the stairs to the relevant work station for machine tool fault detection and analysis work, and the application is more flexible; when reaching the detection position, the staff respectively sleeves the shaft holes 42 at the lower part of the four locking rods outside the bolts 43 of the four sets of supporting feet, the lower end height of the four sets of supporting feet 4 is lower than the height of the single wheel 51 of the wheel mechanism and the lower end rotating wheel 522 of the three star wheels, the equipment is stable and will not displace to prepare for detection. After the AC 220V power supply enters the power input end of the power supply module A1, the stable DC 12V power supply output from the 3, 4 pins of the power supply module A1 (AC 220V to DC 12V switching power supply module finished product) enters the power input end 1, 2 pins of the power switch S1, the staff moves the handle of the power switch S1 left or right, and the 1, 2 pins and the 3, 4 pins or the 5, 6 pins of the power switch S1 are connected, so that the positive and negative or negative positive power input ends of the four sets of electric push rods M will be powered, after the positive and negative power input ends of the four sets of electric push rods M are powered, the movable columns of the four sets of electric push rods M will push the height of the adjusting mechanism and the industrial computer, the sound sensor to be synchronized to be high to approach the machine tool sound source position; after the negative positive power input ends of the four sets of electric push rods M are powered, the movable columns of the four sets of electric push rods M (reciprocating electric telescopic rod finished product with a power of 30W) will drive the height of the adjusting mechanism and the industrial computer, the sound sensor to be synchronized to be low to approach the machine tool sound source position (after the power switch S1 is turned off, the electric push rod M will not work); when the staff pulls, pulls the tube 63, and pulls the telescopic tube 64 (extends or shrinks) forward or backward with their hands through the handle 631, they can make the sound sensor approach the machine tool sound source part in the transverse direction as much as possible, and the staff can adjust the angle of the sound sensor 2 approaching the machine tool sound source part at different positions of the universal ball head connector 65.Through the above, the novel type can make the sound sensor 2 approach the position of the sound source of the machine tool as much as possible at different heights, different transverse positions and different angles, and can effectively collect the voiceprint signals generated in the machine tool processing, thereby playing a favorable technical support for accurately judging the machine tool fault.
[0018] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.
Claims
1. A novel mobile sensor-based machine tool fault diagnosis device, comprising a machine tool fault diagnosis device body with an industrial control computer and a sound sensor, support legs, an electric push rod, a support frame, a wheel mechanism, and an adjustment mechanism; characterized in that, The system comprises multiple sets of support legs, each set equipped with a locking rod. The upper ends of the multiple sets of support legs are respectively hinged to the lower perimeter of the support frame. Each locking rod has a shaft hole in its middle and lower end. The upper ends of the multiple locking rods are respectively hinged to the upper side of the multiple sets of support legs. Bolts are installed on the outer ends of each set of support legs. The wheel mechanism includes at least two sets of single wheels and two sets of three-star wheels. The two sets of single wheels are respectively rotatably mounted on the front side of the support frame. The three-star wheels include a fixed seat and rotating wheels. Multiple rotating wheels are respectively rotatably mounted on the outer end of the fixed seat. The fixed seats of the two sets of three-star wheels are respectively rotatably mounted on the rear side of the support frame. The system comprises multiple sets of electric push rods, the lower ends of the multiple sets of electric push rods are respectively mounted to the upper perimeter of the support frame. The adjustment mechanism is mounted on the upper end of the multiple sets of electric push rods, the industrial control computer is mounted on the upper end of the adjustment mechanism, and the sound sensor is mounted on one side of the adjustment mechanism.
2. The novel mobile sensor-based machine tool fault diagnosis device according to claim 1, characterized in that, The shaft holes at the middle or lower end of multiple locking rods are respectively fitted onto the outside of the bolts of multiple sets of support feet and fixed by nuts.
3. The novel mobile sensor-based machine tool fault diagnosis device according to claim 1, characterized in that, After the lower shaft holes of multiple locking rods are respectively fitted onto the outside of the bolts of multiple sets of support feet, the lower end height of the multiple sets of support feet is lower than the height of the single wheel and the lower end of the three-star wheel of the wheel mechanism. After the middle shaft holes of multiple locking rods are respectively fitted onto the outside of the bolts of four sets of support feet, the lower end height of the multiple sets of support feet is higher than the height of the single wheel and the lower end of the three-star wheel of the wheel mechanism.
4. The novel mobile sensor-based machine tool fault diagnosis device according to claim 1, characterized in that, The adjustment mechanism includes a fixed tube, an upper support plate installed on the upper end of the fixed tube, an industrial control computer installed on the upper support plate, a pull tube slidably installed inside the fixed tube, a handle installed on the rear side of the pull tube, a telescopic tube installed on the front side of the pull tube, a universal ball joint connector installed on the front side of the telescopic tube, a sound sensor installed on the front end of the universal ball joint connector, a fixed plate installed on the upper end of multiple sets of electric push rods, and the lower end of the fixed tube installed on the upper end of the fixed plate.