CN213411371U - Spindle motor leakage detection mechanism - Google Patents
Spindle motor leakage detection mechanism Download PDFInfo
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- CN213411371U CN213411371U CN202022298440.3U CN202022298440U CN213411371U CN 213411371 U CN213411371 U CN 213411371U CN 202022298440 U CN202022298440 U CN 202022298440U CN 213411371 U CN213411371 U CN 213411371U
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Abstract
The utility model discloses a spindle motor leakage detection mechanism, include: cavity spindle motor, flow sensor, intercommunication piece, first joint, second joint, third joint and rotary joint, rotary joint sets up the top at cavity spindle motor, the first joint sets up the leakage mouth in rotary joint one side, be provided with three through-holes in the intercommunication piece, second joint, third joint and flow sensor set up respectively on the three port of three through-holes, adopt the water pipe to be connected between first joint and the second joint. In this way, spindle motor leak testing mechanism, utilize flow sensor to carry out flow detection to the cutting fluid of way intercommunication piece, leak the warning when the flow reaches a definite value, strengthened the protection to the lathe.
Description
Technical Field
The utility model relates to a machine tool equipment field especially relates to a spindle motor leakage detection mechanism.
Background
In order to realize the cooling of the cutter and the workpiece in the machining process and reduce the problem of thermal deformation of the cutter and the workpiece, a hollow spindle motor is adopted in part of numerical control machines, and cutting fluid is fed into the cutter through the hollow spindle motor and the spindle to cool the cutter and the workpiece.
The machine tool with water discharged from the center of the spindle in the existing market is lack of detection on leakage of cutting fluid, pressure detection is usually only carried out on a high-pressure cutting fluid pipeline, the blockage of the pipeline can be detected, and leakage detection cannot be realized. In the practical use process, the leakage of cutting fluid at the rotary joint is easily caused by the fault of the rotary joint or the blockage of a channel in the main shaft, and the leakage of the main shaft motor due to the leakage of the fluid and the burning of the fluid can be caused by the leakage, so that the insufficient fluid supply can cause unqualified workpiece processing or the too fast tool abrasion, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a spindle motor leakage detection mechanism, carries out the detection of cutting fluid channel jam and seepage, avoids spindle motor because the problem that the weeping burns out.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a spindle motor leakage detection mechanism including: cavity spindle motor, flow sensor, intercommunication piece, first joint, second joint, third joint and rotary joint, rotary joint sets up the top at cavity spindle motor, the first joint sets up the leakage mouth in rotary joint one side, be provided with three through-holes in the intercommunication piece, second joint, third joint and flow sensor set up respectively on the three port of three through-holes, adopt the water pipe to be connected between first joint and the second joint.
In a preferred embodiment of the present invention, the present invention further comprises a machine tool controller, wherein the flow sensor is connected to the machine tool controller for transmitting a flow signal, and the machine tool controller is connected to the hollow spindle motor for rotation control.
In a preferred embodiment of the present invention, the first joint and the third joint are L-shaped joints respectively.
In a preferred embodiment of the present invention, the bottom of the hollow spindle motor is provided with a spindle.
In a preferred embodiment of the present invention, the hollow spindle motor and the spindle are respectively provided with corresponding cooling holes.
In a preferred embodiment of the present invention, a cutting fluid leakage guide pipe is disposed on the third joint.
The utility model has the advantages that: the utility model provides a spindle motor leakage detection mechanism, connect the leading-in intercommunication piece of cutting fluid of leakage in with rotary joint through first joint and second, utilize flow sensor to carry out flow detection to the cutting fluid of way intercommunication piece, leak alarm when the flow reaches a definite value, be favorable to the lathe controller to carry out the closing of cavity spindle motor, lathe water pump and valve, avoid the problem that cavity spindle motor burns out because the weeping, strengthened the protection to the lathe, reduce the fortune maintenance cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural diagram of a spindle motor leakage detection mechanism according to a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention includes:
the spindle motor leakage detecting mechanism shown in fig. 1 includes: hollow spindle motor 7, flow sensor 1, intercommunication piece 2, first joint 6, second joint 3, third joint 4, rotary joint 5 and machine tool controller, the bottom of hollow spindle motor 7 is provided with main shaft 8, in this embodiment, hollow spindle motor 7 adopts shaft coupling 11 with main shaft 8 to be connected, drive the rotation of main shaft 8 through hollow spindle motor 7, be provided with corresponding cooling hole in hollow spindle motor 7 and the main shaft 8 respectively, make things convenient for the cutting fluid to give the cutter through the cooling hole, carry out the cooling of cutter and work piece.
In this embodiment, the rotary joint 5 is provided on top of the hollow spindle motor 7, and the rotary joint 5 introduces high-pressure cutting fluid through the machine tool water pump, and feeds the cutting tool through the hollow spindle motor 7 and the spindle 8. The first joint 6 is provided with a leak port on the rotary joint 5 side, and guides out the cutting fluid leaking from the rotary joint 5.
The communicating block 2 can be fixed outside the hollow spindle motor 7 and move along with the hollow spindle motor 7, in this embodiment, three through holes are formed in the communicating block 2, the second joint 3, the third joint 4 and the flow sensor 1 are respectively arranged on three ports of the three through holes, in this embodiment, the first joint 6 and the second joint 3 are connected through a water pipe 10, leaked cutting fluid is guided into the three-way hole in the communicating block 2, and the flow sensor 1 is used for detecting leakage flow.
In order to carry out leakage alarm, the flow sensor 1 is connected with a machine tool controller to carry out flow signal transmission, leakage alarm is carried out when the leakage flow reaches a certain value, the machine tool controller is connected with the hollow spindle motor 7 to carry out rotation control, the hollow spindle motor 7 is stopped when the leakage exceeds the standard, a water pump and a valve of the machine tool are closed, and the hollow spindle motor 7 is prevented from being burnt due to leakage.
In this embodiment, the third joint 4 is provided with a cutting fluid leakage guide pipe 9, so that the cutting fluid can be guided or recycled. As shown in fig. 1, the first joint 6 and the third joint 4 are respectively L-shaped joints, which facilitates the installation and arrangement of the water pipe 10 and the cutting fluid leakage guide pipe 9.
To sum up, the utility model provides a spindle motor leakage detection mechanism detects through flow sensor 1 to rotary joint 5's leakage flow, when leakage flow exceeds standard (cavity spindle motor 7 blocks up or rotary joint seriously leaks), reports to the police and shuts down, in time discovers and the handling problem, avoids the damage of burning out and other parts of cavity spindle motor 7, can also reduce the too fast problem of cutter wearing and tearing that the cutting fluid is insufficient to cause, ensures the processingquality and the yields of work piece.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.
Claims (6)
1. A spindle motor leakage detection mechanism, comprising: cavity spindle motor, flow sensor, intercommunication piece, first joint, second joint, third joint and rotary joint, rotary joint sets up the top at cavity spindle motor, the first joint sets up the leakage mouth in rotary joint one side, be provided with three through-holes in the intercommunication piece, second joint, third joint and flow sensor set up respectively on the three port of three through-holes, adopt the water pipe to be connected between first joint and the second joint.
2. The spindle motor leak detection mechanism according to claim 1, further comprising a machine tool controller, wherein the flow sensor is connected to the machine tool controller for transmitting a flow signal, and the machine tool controller is connected to the hollow spindle motor for rotation control.
3. The spindle motor leak detection mechanism of claim 1, wherein the first joint and the third joint are each an L-shaped joint.
4. The spindle motor leak detection mechanism according to claim 1, wherein a spindle is provided at a bottom of the hollow spindle motor.
5. The spindle motor leak detection mechanism of claim 4, wherein corresponding cooling holes are provided in the hollow spindle motor and the spindle, respectively.
6. The spindle motor leakage detecting mechanism according to claim 1, wherein a cutting fluid leakage guide pipe is provided on the third joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022298440.3U CN213411371U (en) | 2020-10-15 | 2020-10-15 | Spindle motor leakage detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022298440.3U CN213411371U (en) | 2020-10-15 | 2020-10-15 | Spindle motor leakage detection mechanism |
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| CN213411371U true CN213411371U (en) | 2021-06-11 |
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| CN202022298440.3U Active CN213411371U (en) | 2020-10-15 | 2020-10-15 | Spindle motor leakage detection mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029781A (en) * | 2021-11-29 | 2022-02-11 | 武汉武重机床有限公司 | Rotary joint leakage protection system, rotary joint leakage protection method and machine tool |
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2020
- 2020-10-15 CN CN202022298440.3U patent/CN213411371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114029781A (en) * | 2021-11-29 | 2022-02-11 | 武汉武重机床有限公司 | Rotary joint leakage protection system, rotary joint leakage protection method and machine tool |
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