CN220454698U - Device for detecting vibration of main shaft of machining center - Google Patents
Device for detecting vibration of main shaft of machining center Download PDFInfo
- Publication number
- CN220454698U CN220454698U CN202321971217.8U CN202321971217U CN220454698U CN 220454698 U CN220454698 U CN 220454698U CN 202321971217 U CN202321971217 U CN 202321971217U CN 220454698 U CN220454698 U CN 220454698U
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- fixedly connected
- machining center
- vibration sensor
- plates
- main shaft
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- 238000009434 installation Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000008275 binding mechanism Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model discloses a device for detecting vibration of a main shaft of a machining center, which comprises a main shaft box, a shaft body arranged on one side of the main shaft box and a vibration sensor matched with the shaft body, wherein a motor is fixedly arranged in the main shaft box, the shaft body is fixedly connected with an output shaft of the motor, one side of the outer surface of the main shaft box is fixedly connected with a shaft sleeve, the shaft sleeve is sleeved and rotatably connected with the outer surface of the shaft body, the outer surface of the shaft sleeve is provided with a fixing assembly, and the inner side of the fixing assembly is provided with a clamping assembly matched with the vibration sensor. According to the utility model, the vibration sensor is abutted by the two abutting plates through the fixing assembly and the clamping assembly, so that the vibration sensor can be fixed, and the vibration sensor can be dismounted or mounted each time later by directly screwing the screw rod, so that the operation is simple and convenient, and the stability is high.
Description
Technical Field
The utility model relates to the technical field of machining center spindle vibration detection, in particular to a device for detecting machining center spindle vibration.
Background
The machining center is a numerical control milling machine with a tool magazine, and the tool of the numerical control milling machine is assembled on the main shaft of the machining center, so that when a workpiece is machined, the main shaft serves as a core component of the machining center, and the performance of the main shaft has a decisive influence on the machining precision and the productivity of the whole machine tool. With increasingly severe requirements on the reliability and the service life of the main shaft, the running state of the main shaft is observed periodically or continuously, so that abnormal conditions such as abnormal wear, overheat, accidental damage and the like can be prevented, and vibration of the main shaft is detected by a vibration sensor.
When the main shaft is subjected to vibration detection, the existing vibration sensor is generally fixed by a screw or glue or sucked by the suction force of a magnet, wherein the vibration sensor is inconvenient to mount and dismount when the screw and the glue are fixed, the vibration sensor fixed by the suction force of the magnet is not strong in stability and cannot be stably fixed, the main shaft runs with the risk of offset and even falling, and the three modes have certain defects; and, current vibration sensor generally can be connected to external display device or monitoring mechanism through the wire, but when carrying out data transmission through the connecting wire, longer connecting wire drags weighing down to wind near the lathe, comparatively influences staff's monitoring environment, has the risk of tripping staff even, exists certain potential safety hazard.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a device for detecting the vibration of a main shaft of a machining center.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a device for detecting machining center main shaft vibration, includes the headstock, installs the axis body in headstock one side and with axis body matched with vibration sensor, the inside fixed mounting of headstock has the motor, just the axis body is connected with the output shaft fixed mounting of motor, surface one side fixedly connected with axle sleeve of headstock, the axle sleeve cover is established and is rotated the surface of connecting at the axis body, just the surface mounting of axle sleeve has fixed subassembly, the inboard of fixed subassembly install with vibration sensor matched with clamping assembly, vibration sensor's surface one side fixedly connected with connecting wire, the lower surface fixedly connected with base of headstock, the positive fixedly connected with mounting box of base, the internally mounted of mounting box has the pencil mechanism with connecting wire matched with.
Further, the fixed subassembly is established the clamp of butt at the axle sleeve surface including the cover, the equal fixedly connected with connecting plate in both ends of clamp, two the lateral wall of connecting plate runs through threaded connection jointly and has fastening bolt, and two the joint has the U-shaped board jointly in the one end of connecting plate.
Further, the clamping assembly comprises threaded rods which penetrate through the top side wall and the bottom side wall of the U-shaped plate respectively, two ends, close to each other, of the threaded rods are respectively connected with a tight propping plate in a rotating mode, one side of the outer surface of each tight propping plate is connected with the inner side of the U-shaped plate in a sliding mode, and the opposite sides of the two tight propping plates are connected with the vibration sensor in a propping mode.
Further, the wire harness mechanism comprises a sliding plate which is slidably connected to the bottom of the inner wall of the installation box, a plurality of first fixing rods are fixedly connected to one end of the upper surface of the sliding plate, a plurality of second fixing rods which are arranged in a staggered mode with the first fixing rods are fixedly connected to the bottom of the inner wall of the installation box, and the other end of the upper surface of the sliding plate penetrates through the outer portion of the installation box and is fixedly connected with a pushing plate together.
Further, the outer surface middle parts of the first fixing rods and the second fixing rods are sleeved with rollers in a rotating mode.
Further, locking bolts are symmetrically connected through threads on the side walls of the bottom of the mounting box, and the two locking bolts correspond to the lower surfaces of the two sliding plates respectively.
Further, through holes matched with the connecting wires are symmetrically formed in two sides of the outer surface of the mounting box.
The utility model has the following beneficial effects:
1. when the device for detecting the vibration of the main shaft of the machining center is used, the clamp is sleeved on the outer surface of the shaft sleeve through the fixing component and the clamping component, then the fastening bolt is screwed, the U-shaped plate is clamped at the end part of the connecting plate, the vibration sensor is placed on the single abutting plate, the screw rod of the other abutting plate is screwed, the two abutting plates are abutted against the vibration sensor, and therefore the vibration sensor can be fixed.
2. When the device for detecting the vibration of the main shaft of the machining center is used, through the wire harness mechanism, after the vibration sensor and the shaft body are installed, the connecting wire can be penetrated in from one side of the installation box, penetrates through the space between the first fixing rod and the second fixing rod and penetrates out from the through hole at the other side, then the push plate is pushed to retract the connecting wire into the installation box properly, the locking bolt is screwed, the constraint of the connecting wire can be realized, the situation that the longer connecting wire drags and falls down and is wound around a machine tool to influence the monitoring environment of workers is avoided, even the risk of tripping the workers is avoided, and the safety is good.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the internal structure of the mounting box of the present utility model;
fig. 3 is a perspective view of the securing assembly and clamping assembly of the present utility model.
Legend description:
1. a base; 2. a spindle box; 3. a motor; 4. a shaft sleeve; 5. a shaft body; 6. a clamp; 7. a connecting plate; 8. a fastening bolt; 9. a U-shaped plate; 10. a screw; 11. a pressing plate; 12. a vibration sensor; 13. a connecting wire; 14. a mounting box; 15. a locking bolt; 16. a push plate; 17. a slide plate; 18. a first fixing rod; 19. and a second fixing rod.
Detailed Description
Fig. 1 to 3 show, relate to a device for detecting machining center main shaft vibration, including headstock 2, install the axis body 5 and with axis body 5 matched with vibration sensor 12 in headstock 2 one side, wherein, vibration sensor 12 is the common well known field in the prior art, not repeated here, headstock 2's inside fixed mounting has motor 3, and axis body 5 and motor 3's output shaft fixed mounting, headstock 2's surface one side fixedly connected with axle sleeve 4, axle sleeve 4 cover is established and is rotated the surface of connecting at axis body 5, and the surface mounting of axle sleeve 4 has fixed subassembly, fixed subassembly's inboard install with vibration sensor 12 matched with clamping assembly, vibration sensor 12's surface one side fixedly connected with connecting wire 13, headstock 2's lower surface fixedly connected with base 1, base 1's front fixedly connected with mounting box 14, mounting box 14's internally mounted has the beam line mechanism with connecting wire 13 matched with, and the surface both sides symmetry of mounting 14 has seted up with connecting wire 13 matched through-hole, wherein, base 1 fixedly connected with is on the numerical control machine of center on the dress box.
The fixed subassembly is established the clamp 6 of butt at the axle sleeve 4 surface including the cover, and the equal fixedly connected with connecting plate 7 in both ends of clamp 6, and the lateral wall of two connecting plates 7 runs through threaded connection jointly has fastening bolt 8, and the joint has U-shaped plate 9 jointly to the one end of two connecting plates 7, and wherein, the mode of joint can be realized through arbitrary simple structure, for example, in the junction fixed connection elasticity fixture block of U-shaped plate 9 to the draw-in groove has been seted up at the tip of connecting plate 7 can carry out the connection between the two fixedly.
The clamping assembly comprises screw rods 10 which penetrate through the side walls of the top and the bottom of the U-shaped plate 9 respectively, one ends, close to each other, of the two screw rods 10 are respectively connected with a supporting plate 11 in a rotating mode, one side of the outer surface of each supporting plate 11 is connected with the inner side of the U-shaped plate 9 in a sliding mode, the opposite sides of the two supporting plates 11 are jointly abutted to the vibration sensor 12, the vibration sensor 12 is placed on the single supporting plate 11, the screw rods 10 of the other supporting plates 11 are screwed, the other supporting plates 11 are abutted to the top of the vibration sensor 12, and accordingly the vibration sensor 12 can be fixed.
The wire binding mechanism comprises a sliding plate 17 which is slidingly connected with the bottom of the inner wall of the mounting box 14, wherein one end of the upper surface of the sliding plate 17 is fixedly connected with a first fixed rod 18, the bottom of the inner wall of the mounting box 14 is fixedly connected with a plurality of second fixed rods 19 which are arranged in a staggered manner with the first fixed rods 18, the middle parts of the outer surfaces of the first fixed rods 18 and the second fixed rods 19 are sleeved with rollers which are connected in a rotating manner, so that the connecting wire 13 slides along the rollers, the other end of the upper surface of the sliding plate 17 penetrates through the outside of the mounting box 14 and is fixedly connected with a push plate 16, one side of the outer surface of the push plate 16 is fixedly connected with a handle which is convenient for pushing the push plate 16, after the connecting wire 13 enters from the through hole on one side of the installation box 14, the connecting wire passes through the middle of the two rows of first fixing rods 18 and the second fixing rods 19, (namely, the first fixing rods 18 and the second fixing rods 19 are in two rows arranged in parallel) and then pass out from the through hole on the other side, the push plate 16 is pushed, the push plate 16 drives the sliding plates 17 to slide towards the inside of the installation box 14 together, so that the first fixing rods 18 are driven to move towards the rear side of the installation box 14 and are staggered with the second fixing rods 19, and the connecting wire 13 forms an S-shaped winding between every two adjacent first fixing rods 18 and second fixing rods 19, so that the shrinkage constraint of the connecting wire 13 towards the inside of the installation box 14 is realized.
The bottom side wall of the mounting box 14 is symmetrically and penetratingly connected with locking bolts 15, the two locking bolts 15 respectively correspond to the lower surfaces of the two sliding plates 17, and the positions of the sliding plates 17 can be fixed by screwing the locking bolts 15, so that the positions of the first fixing rods 18 are fixed, and the connecting line 13 cannot deviate after being restrained.
When the device for detecting the vibration of the main shaft of the machining center is used, the clamp 6 is sleeved on the outer surface of the shaft sleeve 4, the fastening bolt 8 is screwed and the U-shaped plate 9 is clamped at the end part of the connecting plate 7, the vibration sensor 12 is placed on the single abutting plate 11, the screw rod 10 of the other abutting plate 11 is screwed, the two abutting plates 11 abut against the vibration sensor 12, and accordingly the vibration sensor 12 can be fixed, the vibration sensor 12 can be detached or installed each time later, the vibration sensor 12 can be directly detached or installed through screwing the screw rod 10, the operation is simple and convenient, the stability is high, the practicability is high, when the vibration sensor 12 and the shaft body 5 are installed, the connecting wire 13 can be penetrated in from one side of the installation box 14, penetrates between the first fixing rod 18 and the second fixing rod 19 and penetrates out from the through hole on the other side, the push plate 16 is pushed to retract the inside the installation box 14 appropriately, the locking bolt 15 is screwed, the constraint on the connecting wire 13 can be achieved, the influence on the long connecting wire 13 to be dragged and wound around the vicinity of a machine tool, the environment is avoided, the safety risk of workers is high, and the safety is high.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The device for detecting the vibration of the main shaft of the machining center comprises a main shaft box (2), a shaft body (5) arranged on one side of the main shaft box (2) and a vibration sensor (12) matched with the shaft body (5), and is characterized in that: the inside fixed mounting of headstock (2) has motor (3), just the output shaft fixed mounting of axis body (5) and motor (3) connects, surface one side fixedly connected with axle sleeve (4) of headstock (2), the rotation is established to axle sleeve (4) cover and is connected at the surface of axis body (5), just the surface mounting of axle sleeve (4) has fixed subassembly, the inboard of fixed subassembly install with vibration sensor (12) matched with clamping assembly, surface one side fixedly connected with connecting wire (13) of vibration sensor (12), the lower surface fixedly connected with base (1) of headstock (2), the positive fixedly connected with mounting box (14) of base (1), the internally mounted of mounting box (14) has with connecting wire (13) matched with wire harness mechanism.
2. The apparatus for detecting vibrations of a machining center spindle according to claim 1, wherein: the fixing assembly comprises a clamp (6) which is sleeved and connected to the outer surface of the shaft sleeve (4), connecting plates (7) are fixedly connected to two ends of the clamp (6), fastening bolts (8) are connected to the side walls of the connecting plates (7) in a threaded connection mode jointly, and U-shaped plates (9) are connected to one ends of the connecting plates (7) in a clamping mode jointly.
3. The apparatus for detecting vibrations of a machining center spindle according to claim 2, wherein: the clamping assembly comprises screw rods (10) which penetrate through the side walls of the top and the bottom of the U-shaped plate (9) respectively, two abutting plates (11) are connected to one ends, close to each other, of the screw rods (10) in a rotating mode, one sides of the outer surfaces of the abutting plates (11) are connected with the inner sides of the U-shaped plate (9) in a sliding mode, and the opposite sides of the abutting plates (11) are abutted against the vibration sensor (12) jointly.
4. The apparatus for detecting vibrations of a machining center spindle according to claim 1, wherein: the wire binding mechanism comprises sliding plates (17) which are slidably connected to the bottom of the inner wall of the installation box (14), a plurality of first fixing rods (18) are fixedly connected to one end of the upper surface of each sliding plate (17), a plurality of second fixing rods (19) which are staggered with the first fixing rods (18) are fixedly connected to the bottom of the inner wall of the installation box (14), and the other ends of the upper surfaces of the sliding plates (17) penetrate through the outside of the installation box (14) and are fixedly connected with pushing plates (16) together.
5. The apparatus for detecting vibrations of a machining center spindle of claim 4, wherein: the middle parts of the outer surfaces of the first fixing rods (18) and the second fixing rods (19) are respectively sleeved with a roller in a rotating way.
6. The apparatus for detecting vibrations of a machining center spindle of claim 4, wherein: the bottom side wall of the installation box (14) is symmetrically connected with locking bolts (15) in a penetrating threaded mode, and the two locking bolts (15) respectively correspond to the lower surfaces of the two sliding plates (17).
7. The apparatus for detecting vibrations of a machining center spindle according to claim 1, wherein: through holes matched with the connecting wires (13) are symmetrically formed in two sides of the outer surface of the mounting box (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971217.8U CN220454698U (en) | 2023-07-26 | 2023-07-26 | Device for detecting vibration of main shaft of machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971217.8U CN220454698U (en) | 2023-07-26 | 2023-07-26 | Device for detecting vibration of main shaft of machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220454698U true CN220454698U (en) | 2024-02-06 |
Family
ID=89728239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321971217.8U Active CN220454698U (en) | 2023-07-26 | 2023-07-26 | Device for detecting vibration of main shaft of machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220454698U (en) |
-
2023
- 2023-07-26 CN CN202321971217.8U patent/CN220454698U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |