CN116141081A - Vibration measuring equipment for fault detection of numerical control machine tool - Google Patents
Vibration measuring equipment for fault detection of numerical control machine tool Download PDFInfo
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- CN116141081A CN116141081A CN202310349004.XA CN202310349004A CN116141081A CN 116141081 A CN116141081 A CN 116141081A CN 202310349004 A CN202310349004 A CN 202310349004A CN 116141081 A CN116141081 A CN 116141081A
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses vibration measuring equipment for fault detection of a numerical control machine tool, which belongs to the field of vibration measuring equipment and comprises a shell, wherein a connecting wire is arranged in the shell, one end of the connecting wire is fixedly connected with a probe shell, a cylinder sleeve is arranged in the lower end of the probe shell, a sliding sleeve is sleeved on the outer surface of the probe shell, and three groups of sliding grooves are uniformly formed in the position, close to the upper end, of the side surface of the probe shell. Can realize drawing forth through the distance of control sliding sleeve and first strong magnetic ring after detecting, the magnetic attraction that the little impurity of sliding sleeve surface iron content received reduces gradually, and these little impurity of iron content drop and discharge the casing from the lower extreme of sliding sleeve because of self gravity, realize easily getting rid of the little impurity of absorbing iron content, easy operation, convenience have guaranteed simultaneously that vibration sensor does not receive the influence of little impurity of iron content when using next time, ensure the accuracy when detecting at every turn.
Description
Technical Field
The invention relates to the field of vibration measuring equipment, in particular to vibration measuring equipment for fault detection of a numerical control machine tool.
Background
When the numerical control machine tool is used for machining, if the self shaking amplitude is too large, the precision of workpiece machining can be affected, so that the numerical control machine tool needs to be overhauled by using vibration measuring equipment when the shaking amplitude is too large, the reason that the shaking amplitude is increased by the numerical control machine tool is found out, the vibration measuring equipment generally uses a vibration sensor to detect vibration of the numerical control machine tool, an operator installs the vibration sensor at a position to be detected of the numerical control machine tool, the vibration sensor is installed by generally adopting hand, plasticine adhesion, magnetic chuck fixing, bolt fixing and the like, after the vibration sensor is installed, a controller receives signals of the vibration sensor, and a detection result is projected onto a display screen.
The applicant found the following problems when using a vibration measuring device:
1. the broken iron fillings can be magnetically sucked to the magnetic chuck after using a period, and these broken iron fillings attach on the surface of magnetic chuck, and when the magnetic chuck magnetic suction measured the position, broken iron fillings can block between position and the magnetic chuck that awaits measuring, cause magnetic chuck can not with the position in close contact that awaits measuring, influence fixed effect, broken iron fillings can also influence vibration sensor's detection effect moreover, cause the testing result inaccurate.
2. The normal use temperature of the vibration sensor is below 120 ℃, and when the vibration sensor is placed at a position to be detected and the temperature exceeds 70 ℃, for example, a motor working for a long time, a moving rotating shaft and the like, the detection accuracy of the vibration sensor can be gradually reduced along with the temperature rise, so that a certain deviation occurs in the detection result.
For this reason, a vibration measuring device for detecting faults of a numerical control machine tool is proposed.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide vibration measuring equipment for fault detection of a numerical control machine tool, which can realize that the distance between a sliding sleeve and a first strong magnetic ring is controlled to be long after detection is completed, the magnetic attraction force suffered by small iron-containing impurities on the surface of the sliding sleeve is gradually reduced, the small iron-containing impurities drop from the lower end of the sliding sleeve due to self gravity and are discharged out of a shell, so that the small iron-containing impurities adsorbed by the vibration measuring equipment can be easily removed, the operation is simple and convenient, the influence of the small iron-containing impurities on a vibration sensor in the next use is avoided, and the accuracy in each detection is ensured.
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a digit control machine tool fault detection is with surveying equipment that shakes, includes the casing, the inside of casing is provided with the connecting wire, the one end fixedly connected with probe shell of connecting wire, the lower extreme inside of probe shell is provided with the barrel casing, the inside of barrel casing is provided with vibration sensor, the lower extreme fixedly connected with first strong magnetic ring of probe shell, the sliding sleeve has been cup jointed to the surface of probe shell, three sets of spouts have evenly been seted up near upper end position to the side surface of probe shell, the inside slip of spout is provided with the slider, one end and the sliding sleeve fixed connection of slider;
the storage cavity is formed in the shell in a penetrating mode from top to bottom at a position close to one side, the blocking block is arranged in the storage cavity and close to the center, the display screen is arranged on the side surface of the shell and close to the upper end, the control key is arranged on the side surface of the shell and located below the display screen, and the battery is arranged in the shell and close to the lower end.
Furthermore, the cylinder sleeve is made of a heat conducting material, the upper end of the cylinder sleeve is fixedly connected with a memory alloy rod, and the upper end of the memory alloy rod is fixedly connected with the probe shell.
Further, the conductive blocks are arranged on the left side and the right side of the memory alloy rod in the probe shell, the buzzer is arranged on the side surface of the shell below the control key, the buzzer is electrically connected with the two groups of conductive blocks, and the sleeve is made of conductive materials.
Further, the one end fixedly connected with rolling disc of probe shell is kept away from to the connecting wire, the connecting wire runs through the central point of rolling disc and fixedly connected with miniature conductive slip ring, miniature conductive slip ring's left end fixed mounting is inside the casing, rolling disc's right flank central point puts fixedly connected with micro motor, take-up switch is installed to the side of casing, take-up switch and micro motor electric connection.
Further, the micro motor is a double-shaft motor, the right-end output shaft of the micro motor is fixedly connected with a first bevel gear, the upper end of the first bevel gear is connected with a second bevel gear in a meshed mode, the center position of the upper surface of the second bevel gear is fixedly connected with a connecting rod, the upper end of the connecting rod is fixedly connected with a driving gear, the side edge of the driving gear is connected with a rotating gear in a meshed mode, the center position of the upper end of the rotating gear is fixedly connected with a connecting column, the upper end of the connecting column is fixedly connected with a rotating column, the upper end of the rotating column is connected with a blocking block in a rotating mode, and the side surface of the rotating column is close to three groups of evenly distributed bristles in the position of the lower end.
Further, a spring is fixedly connected between the inner wall of the upper end of the cylinder sleeve and the upper end of the vibration sensor, and the lower end of the vibration sensor extends out of the cylinder sleeve to expose 5mm distance.
Further, a second permanent magnet ring is fixedly connected to the side surface of the probe shell at the upper position of the chute, a third permanent magnet ring is fixedly connected to the shell at the upper position of the storage cavity, and the third permanent magnet ring and the second permanent magnet ring are in magnetic attraction arrangement.
Furthermore, the sleeve is made of brass materials.
Furthermore, the connecting wire is fixedly connected with the probe shell through a nut.
Further, anti-skid patterns are formed on the outer surface of the sliding sleeve, and the wall thickness of the lower end of the sliding sleeve is between 0.5mm and 1 mm.
Compared with the prior art, the invention has the beneficial effects that:
(1) This scheme is through controlling the distance of sliding sleeve and first strong magnetic ring after detecting, and the magnetic attraction that the little impurity of sliding sleeve surface iron content received reduces gradually, and these little impurity of iron content drop and discharge casing from the lower extreme of sliding sleeve because of self gravity, realizes easily getting rid of absorptive little impurity of iron content, easy operation, convenience have guaranteed simultaneously that vibration sensor does not receive the influence of little impurity of iron content when using next time, ensure the accuracy when detecting at every turn.
(2) According to the scheme, when the temperature of the position to be detected is too high, the memory alloy rod contracts to enable the vibration sensor to rise, the vibration sensor cannot continuously contact with the higher temperature, and therefore the problem that the vibration sensor continuously contacts with the higher temperature and is easy to damage is avoided.
(3) This scheme can contact the conducting block at the both ends of barrel casing when memory alloy pole shrink, and buzzer's circuit is closed this moment, and buzzer can send out the alarm, reminds the staff, and this position temperature that awaits measuring is too high, damages vibration sensor easily, and the testing result is inaccurate, needs to change the testing position.
(4) This scheme is when receiving the line, and micro motor also can drive the rotation post and rotate, and its side surface mounting's brush hair can clear up the lower extreme of sliding sleeve when rotating to ensure that the little impurity of iron of sliding sleeve lower extreme and dust can break away from the sliding sleeve completely, the little impurity of iron and dust after breaking away from fall along with gravity, and pass the rotation gear and receive the lower extreme discharge in chamber from storing up at last.
Drawings
FIG. 1 is an overall structural external view of the present invention;
FIG. 2 is a cross-sectional view of the interior of a probe housing of the present invention;
FIG. 3 is an exterior perspective view of a probe housing of the present invention;
FIG. 4 is a perspective view of a sliding sleeve of the present invention;
FIG. 5 is a top interior cross-sectional view of the housing of the present invention;
FIG. 6 is a perspective view of the rotating post and connecting member of the present invention;
FIG. 7 is a cross-sectional view of the probe housing of the present invention after insertion into the interior of the housing;
fig. 8 is a cross-sectional view of the interior of the housing of the present invention taken along line.
The reference numerals in the figures illustrate:
1. a housing; 2. a connecting wire; 3. a probe housing; 4. a sleeve; 5. a vibration sensor; 6. a first ferromagnetic ring; 7. a sliding sleeve; 8. a chute; 9. a slide block; 10. a barrier block; 11. a memory alloy rod; 12. a conductive block; 13. a buzzer; 14. a micro motor; 15. a rotating disc; 16. a miniature conductive slip ring; 17. a first bevel gear; 18. a second bevel gear; 19. a connecting rod; 20. a drive gear; 21. rotating the gear; 22. a connecting column; 23. brushing; 24. rotating the column; 25. a second permanent magnet ring; 26. a third permanent magnet ring; 27. a display screen; 28. a control key; 29. a wire-rewinding switch; 30. a battery; 31. and (3) a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
Examples
Referring to fig. 1 to 7, a vibration measuring device for fault detection of a numerically-controlled machine tool comprises a housing 1, wherein a connecting wire 2 is arranged in the housing 1, one end of the connecting wire 2 is fixedly connected with a probe housing 3, a cylinder sleeve 4 is arranged in the lower end of the probe housing 3, a vibration sensor 5 is arranged in the cylinder sleeve 4, the lower end of the probe housing 3 is fixedly connected with a first strong magnetic ring 6, a sliding sleeve 7 is sleeved on the outer surface of the probe housing 3, three groups of sliding grooves 8 are uniformly formed in the side surface of the probe housing 3 close to the upper end, sliding blocks 9 are slidably arranged in the sliding grooves 8, and one end of each sliding block 9 is fixedly connected with the sliding sleeve 7;
the inside of the shell 1 is close to one side position and penetrates through the shell from top to bottom to form a storage cavity, a blocking block 10 is arranged in the storage cavity and close to the center, a display screen 27 is arranged on the side surface of the shell 1 and close to the upper end, a control key 28 is arranged on the side surface of the shell 1 and located below the display screen 27, and a battery 30 is arranged in the inside of the shell 1 and close to the lower end.
When the vibration amplitude and frequency of the numerical control machine tool need to be detected, the operator needs to take out the numerical control machine tool from the casing 1. The probe shell 3, then support the lower extreme of probe shell 3 to the position of waiting to detect on the lathe, the magnetism of first ferromagnetic ring 6 can see through sliding sleeve 7 and magnetism and hold the position of waiting to detect, vibration sensor 5 also can support on the position of waiting to detect this moment, vibration sensor 5 can detect the vibration frequency and the vibration amplitude in this position, and transmit the result of detecting to the controller in casing 1 through connecting wire 2, the controller can be with the data processing who detects of vibration sensor 5 projection on display screen 27, so that the operator knows the vibration frequency and the range here of machine clearly. In the detection process, the iron-containing small impurities on the surface of the position to be detected are magnetically attracted to the periphery of the lower end of the sliding sleeve 7, the small impurities influence the use of the later-stage vibration sensor 5, after the detection is completed, an operator needs to insert the probe shell 3 into the storage cavity at the upper end of the shell 1, the lower end position of the cylinder sleeve 4 can be resisted by the blocking block 10, the probe shell 3 cannot be continuously inserted downwards, at the moment, the sliding sleeve 7 and the sliding block 9 move downwards from the upper end of the sliding groove 8 due to self gravity, the sliding sleeve 7 moves synchronously, the iron-containing small impurities at the lower end of the sliding sleeve 7 are gradually far away from the first strong magnetic ring 6, the magnetic attraction force received is gradually reduced, and finally the iron-containing small impurities drop from the lower end of the sliding sleeve 7 due to self gravity and are discharged along the lower end of the storage cavity, so that the adsorbed iron-containing small impurities can be easily removed, the operation is simple and convenient, meanwhile, the accuracy of the vibration sensor 5 in each time is ensured when the vibration sensor is used for the next time.
As shown in fig. 2 and 3, the sleeve 4 is made of a heat conducting material, the upper end of the sleeve 4 is fixedly connected with a memory alloy rod 11, and the upper end of the memory alloy rod 11 is fixedly connected with the probe shell 3.
As shown in fig. 1 and 2, conductive blocks 12 are mounted on both left and right sides of the memory alloy rod 11 inside the probe shell 3, a buzzer 13 is mounted on a side surface of the shell 1 below the control key 28, the buzzer 13 is electrically connected with the two groups of conductive blocks 12, and the sleeve 4 is made of conductive materials.
When the probe shell 3 is placed at a hotter detection position, if the detection temperature is greater than 70 degrees, the lower end of the sleeve 4 is also propped against the position to be detected, the temperature of the position to be detected is transferred to the sleeve 4, the temperature of the sleeve 4 is transferred to the memory alloy rod 11, the memory alloy rod 11 is bent and contracted when the temperature is greater than 70 degrees, the sleeve 4 is driven to move upwards, the vibration sensor 5 is also lifted at the moment, the vibration sensor 5 is not continuously contacted with higher temperature, the problem that the vibration sensor 5 is easily damaged when being continuously contacted with higher temperature is avoided, the two ends of the sleeve 4 are contacted with the conductive blocks 12 when the sleeve 4 is moved upwards, a circuit of the buzzer 13 is closed, the buzzer 13 gives an alarm to remind workers that the temperature of the position to be detected is too high, the vibration sensor 5 is easily damaged, the detection result is inaccurate, and the detection position needs to be replaced.
As shown in fig. 1 and 8, one end of the connecting wire 2 away from the probe shell 3 is fixedly connected with a rotating disc 15, the connecting wire 2 penetrates through the central position of the rotating disc 15 and is fixedly connected with a miniature conductive slip ring 16, the left end of the miniature conductive slip ring 16 is fixedly arranged inside the shell 1, the central position of the right side surface of the rotating disc 15 is fixedly connected with a miniature motor 14, a wire-collecting switch 29 is arranged on the side edge of the shell 1, and the wire-collecting switch 29 is electrically connected with the miniature motor 14.
After the probe shell 3 is inserted into the storage cavity, the connecting wire 2 needs to be received into the shell 1, so that the whole equipment is convenient to carry, an operator can supply power to the micro motor 14 by pressing the wire collecting switch 29, the micro motor 14 drives the rotating disc 15 to rotate, the rotating disc 15 can wind the connecting wire 2 on the rotating disc 15 when rotating, the wire collecting function is realized, the wire collecting switch 29 is stopped pressing after the connecting wire 2 is collected, the battery 30 does not supply power to the micro motor 14 at the moment, the micro motor 14 stops working, and the miniature conductive slip ring 16 installed by the invention can ensure that the connecting wire 2 and the fixed end of the miniature conductive slip ring 16 rotate by 360 degrees, so that the problem of winding of the connecting wire 2 in the wire collecting process is avoided.
As shown in fig. 5 to 8, the micro motor 14 is a dual-shaft motor, a right end output shaft of the micro motor 14 is fixedly connected with a first bevel gear 17, an upper end of the first bevel gear 17 is in meshed connection with a second bevel gear 18, a central position of an upper surface of the second bevel gear 18 is fixedly connected with a connecting rod 19, an upper end of the connecting rod 19 is fixedly connected with a driving gear 20, a side edge of the driving gear 20 is in meshed connection with a rotating gear 21, a central position of an upper end of the rotating gear 21 is fixedly connected with a connecting column 22, an upper end of the connecting column 22 is fixedly connected with a rotating column 24, an upper end of the rotating column 24 is in rotational connection with a blocking block 10, and three groups of bristles 23 which are uniformly distributed are fixedly connected to a side surface of the rotating column 24 close to a lower end position.
After the probe shell 3 is inserted into the storage cavity, the lower end of the sliding sleeve 7 can prop against the brush hair 23, the micro motor 14 can drive the first bevel gear 17 to rotate when the wire is wound, the first bevel gear 17 can drive the second bevel gear 18 to rotate when rotating, the second bevel gear 18 synchronously drives the connecting rod 19 to rotate together with the driving gear 20, the driving gear 20 can drive the rotating gear 21 to rotate when rotating, the rotating gear 21 can drive the connecting column 22 to synchronously rotate with the rotating column 24, at the moment, the brush hair 23 arranged on the side surface of the rotating column 24 can clean the lower end of the sliding sleeve 7, so that iron-containing small impurities and dust at the lower end of the sliding sleeve 7 can be completely separated from the sliding sleeve 7, the separated iron-containing small impurities and dust fall along with gravity and finally are discharged from the lower end of the storage cavity through the rotating gear 21.
As shown in fig. 2, a spring 31 is fixedly connected between the inner wall of the upper end of the sleeve 4 and the upper end of the vibration sensor 5, and the lower end of the vibration sensor 5 extends out of the sleeve 4 to expose a distance of 5 mm.
Through adopting above-mentioned technical scheme, when probe shell 3 supports on the position of awaiting measuring, vibration sensor 5 extrudees spring 31, and spring 31 applys a resilience force to vibration sensor 5 to ensure vibration sensor 5 and the surface in awaiting measuring the position in close contact, and then guarantee the accurate result that vibration sensor 5 detected.
As shown in fig. 7, a second permanent magnet ring 25 is fixedly connected to the upper position of the sliding chute 8 on the side surface of the probe shell 3, a third permanent magnet ring 26 is fixedly connected to the upper position of the storage cavity on the shell 1, and the third permanent magnet ring 26 and the second permanent magnet ring 25 are magnetically attracted.
When the probe shell 3 is inserted into the storage cavity, the second permanent magnet ring 25 on the probe shell 3 can magnetically attract the third permanent magnet ring 26, so that the fixation of the probe shell 3 is realized, the probe shell 3 is prevented from being separated from Chu Naqiang due to shaking, and the probe shell 3 is also convenient to take out from the storage cavity during detection.
As shown in fig. 2, the sleeve 4 is made of brass, which has good heat and electrical conductivity, ensures that the temperature of the detection point can be timely transmitted to the memory alloy rod 11, and simultaneously ensures that stable current passes between the two groups of conductive blocks 12.
As shown in fig. 2, the connection wire 2 is fixedly connected with the probe housing 3 through a nut, and when the internal components of the probe housing 3 are in a problem, the probe housing 3 can be conveniently detached, so that the probe housing 3 can be conveniently detached.
As shown in fig. 2, anti-slip lines are formed on the outer surface of the sliding sleeve 7, so that friction force between the sliding sleeve 7 and an operator is increased, the problem that the operator slips with the sliding sleeve 7 when performing detection work is avoided, the wall thickness of the lower end of the sliding sleeve 7 is between 0.5mm and 1mm, and the magnetic force of the first strong magnetic ring 6 can be ensured to magnetically attract the surface of a position to be detected after passing through the sliding sleeve 7.
Working principle: during detection, the temperature of a position to be detected is overhigh, the temperature is transmitted to the sleeve 4, the temperature of the sleeve 4 is transmitted to the memory alloy rod 11, the memory alloy rod 11 is bent and contracted when the temperature is larger than 70 degrees, meanwhile, the sleeve 4 is driven to move upwards, the vibration sensor 5 at the moment is also lifted, the vibration sensor 5 is not continuously contacted with higher temperature, the problem that the vibration sensor 5 is continuously contacted with higher temperature and is easy to damage is avoided, when the sleeve 4 moves upwards, the two ends of the sleeve 4 are contacted with the conductive blocks 12, the circuit of the buzzer 13 is closed, the buzzer 13 gives an alarm to remind workers that the temperature of the position to be detected is overhigh, the vibration sensor 5 is easy to damage, the detection result is inaccurate, and the detection position needs to be replaced;
after the detection is completed, the operator needs to insert the probe shell 3 into the storage cavity at the upper end of the shell 1, the lower end position of the sleeve 4 is blocked by the blocking block 10, so that the probe shell 3 cannot be continuously inserted downwards, at the moment, the sliding sleeve 7 and the sliding block 9 can downwards move from the upper end of the sliding chute 8 due to self gravity, meanwhile, the sliding sleeve 7 can synchronously move, the small iron-containing impurities at the lower end of the sliding sleeve 7 are gradually far away from the first ferromagnetic ring 6, the received magnetic attraction force is gradually reduced, finally, the small iron-containing impurities drop from the lower end of the sliding sleeve 7 due to self gravity and are discharged along the lower end of the storage cavity, the adsorbed small iron-containing impurities are easily removed, after the probe shell 3 is inserted into the storage cavity, the connecting wire 2 is required to be received into the shell 1, the operator can supply power to the miniature motor 14 by pressing the wire collecting switch 29, and the battery 30 supplies power to the miniature motor 14, the micro motor 14 drives the rotating disc 15 to rotate, the rotating disc 15 can wind the connecting wire 2 on the rotating disc 15 when rotating, after the connecting wire 2 is well received, the wire receiving switch 29 is stopped to be pressed, thereby realizing the wire receiving function, when the wire receiving is carried out, the micro motor 14 can drive the first bevel gear 17 to rotate, the first bevel gear 17 can drive the second bevel gear 18 to rotate when rotating, the second bevel gear 18 synchronously drives the connecting rod 19 to rotate together with the driving gear 20 when rotating, the driving gear 20 can drive the rotating gear 21 to rotate when rotating, the rotating gear 21 can drive the connecting post 22 to synchronously rotate with the rotating post 24, at the moment, the bristles 23 arranged on the side surface of the rotating post 24 can clear the lower end of the sliding sleeve 7, thereby ensuring that the iron-containing small impurities and dust at the lower end of the sliding sleeve 7 can be completely separated from the sliding sleeve 7, the separated iron-containing small impurities and dust fall along with gravity, and finally discharged from the lower end of the storage chamber through the rotation gear 21.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (10)
1. Vibration measuring equipment for fault detection of numerical control machine tool comprises a shell (1), and is characterized in that: the novel probe is characterized in that a connecting wire (2) is arranged in the shell (1), one end of the connecting wire (2) is fixedly connected with a probe shell (3), a cylinder sleeve (4) is arranged in the lower end of the probe shell (3), a vibration sensor (5) is arranged in the cylinder sleeve (4), a first strong magnetic ring (6) is fixedly connected with the lower end of the probe shell (3), a sliding sleeve (7) is sleeved on the outer surface of the probe shell (3), three groups of sliding grooves (8) are uniformly formed in the position, close to the upper end, of the side surface of the probe shell (3), a sliding block (9) is arranged in the sliding groove (8) in a sliding mode, and one end of the sliding block (9) is fixedly connected with the sliding sleeve (7);
the storage cavity is penetrated from top to bottom in the shell (1) near one side, the blocking block (10) is arranged in the storage cavity near the center, the display screen (27) is arranged on the side surface of the shell (1) near the upper end, the control key (28) is arranged on the side surface of the shell (1) below the display screen (27), and the battery (30) is arranged in the shell (1) near the lower end.
2. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the tube sleeve (4) is made of a heat conducting material, the upper end of the tube sleeve (4) is fixedly connected with a memory alloy rod (11), and the upper end of the memory alloy rod (11) is fixedly connected with the probe shell (3).
3. The vibration measuring device for detecting faults of a numerical control machine according to claim 2, wherein: conductive blocks (12) are arranged on the left side and the right side of the memory alloy rod (11) in the probe shell (3), a buzzer (13) is arranged below the control key (28) on the side surface of the shell (1), the buzzer (13) is electrically connected with the two groups of conductive blocks (12), and the cylinder sleeve (4) is made of conductive materials.
4. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the utility model discloses a probe shell, including probe shell (3), connecting wire (2), miniature conductive slip ring (16), reel (15) are kept away from to one end fixedly connected with of probe shell (3), connecting wire (2) run through the central point of reel (15) and fixedly connected with miniature conductive slip ring (16), the left end fixed mounting of miniature conductive slip ring (16) is inside casing (1), the right side central point of reel (15) puts fixedly connected with micromotor (14), take-up switch (29) are installed to the side of casing (1), take-up switch (29) and micromotor (14) electric connection.
5. The vibration measuring device for detecting faults of a numerical control machine according to claim 4, wherein: the miniature motor (14) is biax motor, the right-hand member output shaft fixedly connected with first bevel gear (17) of miniature motor (14), the upper end meshing of first bevel gear (17) is connected with second bevel gear (18), the upper surface central point of second bevel gear (18) puts fixedly connected with connecting rod (19), the upper end fixedly connected with driving gear (20) of connecting rod (19), the side meshing of driving gear (20) is connected with rotation gear (21), the upper end central point of rotation gear (21) puts fixedly connected with spliced pole (22), the upper end fixedly connected with rotation post (24) of spliced pole (22), the upper end and the spacer block (10) swivelling joint of rotation post (24), the side surface of rotation post (24) is close to three group's brush hair (23) of lower extreme position fixedly connected with evenly distributed.
6. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: a spring (31) is fixedly connected between the inner wall of the upper end of the cylinder sleeve (4) and the upper end of the vibration sensor (5), and the lower end of the vibration sensor (5) extends out of the cylinder sleeve (4) to be exposed for a distance of 5 mm.
7. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the lateral surface of the probe shell (3) is fixedly connected with a second permanent magnet ring (25) at the upper position of the chute (8), the shell (1) is fixedly connected with a third permanent magnet ring (26) at the upper position of the storage cavity, and the third permanent magnet ring (26) and the second permanent magnet ring (25) are magnetically attracted.
8. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the sleeve (4) is made of brass materials.
9. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the connecting wire (2) is fixedly connected with the probe shell (3) through a nut.
10. The vibration measuring device for detecting faults of a numerical control machine according to claim 1, wherein: the outer surface of the sliding sleeve (7) is provided with anti-skid patterns, and the wall thickness of the lower end of the sliding sleeve (7) is between 0.5mm and 1 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310349004.XA CN116141081B (en) | 2023-04-04 | 2023-04-04 | Vibration measuring equipment for fault detection of numerical control machine tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310349004.XA CN116141081B (en) | 2023-04-04 | 2023-04-04 | Vibration measuring equipment for fault detection of numerical control machine tool |
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| CN116141081A true CN116141081A (en) | 2023-05-23 |
| CN116141081B CN116141081B (en) | 2023-07-07 |
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