CN215786969U - Milling device for outer ring of finger ring - Google Patents
Milling device for outer ring of finger ring Download PDFInfo
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- CN215786969U CN215786969U CN202121838981.9U CN202121838981U CN215786969U CN 215786969 U CN215786969 U CN 215786969U CN 202121838981 U CN202121838981 U CN 202121838981U CN 215786969 U CN215786969 U CN 215786969U
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- displacement
- milling
- lead screw
- rack
- jaw chuck
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Abstract
The utility model belongs to the technical field of milling of surgical instruments, and relates to a finger ring outer ring milling device which comprises a rack, wherein a three-jaw chuck is fixed at one end of the rack, a displacement block is arranged at the other end of the rack, the displacement block is connected with a displacement guide mechanism, a tool bit motor is fixed on the displacement block, the tool bit motor is connected with a milling cutter, and an inner concave arc-shaped tool edge groove is formed in the periphery of a tool edge of the milling cutter; and one end of each of the three clamping jaws of the three-jaw chuck, which is close to the clamping jaw, is provided with a supporting column body, and the supporting columns are parallel to the axis of the three-jaw chuck. The milling device can mill the outer ring of the finger ring, replaces manual grinding, reduces the labor intensity of workers, improves the working efficiency, and has high consistency of the milled product.
Description
Technical Field
The utility model relates to a milling device for an outer ring of a finger ring, and belongs to the technical field of milling of surgical instruments.
Background
When polishing is carried out on the finger ring outer ring of the current surgical instrument with the finger ring, the outer ring is mainly ground by a polishing machine manually, when the surgical instrument is ground manually, a worker clamps a product by hand, and shakes an arm to change the grinding position of the product to finish the polishing of the whole ring of the outer ring of the finger ring, so that the polishing process is labor-consuming and time-consuming, muscle ache of the worker is often caused by long-time high-strength work, the consistency of the product cannot be well guaranteed, the technical requirement on the worker is high by the mode, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the milling device for the outer ring of the finger ring can mill the outer ring of the finger ring, manual grinding is replaced, the labor intensity of workers is reduced, the working efficiency is improved, and the consistency of a milled product is high.
The milling device for the outer ring of the finger ring comprises a rack, wherein a three-jaw chuck is fixed at one end of the rack, a displacement block is arranged at the other end of the rack and connected with a displacement guide mechanism, a cutter head motor is fixed on the displacement block and connected with a milling cutter, and an inner concave type arc-shaped cutter edge groove is formed in the periphery of a cutter edge of the milling cutter; and one end of each of the three clamping jaws of the three-jaw chuck, which is close to the clamping jaw, is provided with a supporting column body, and the supporting columns are parallel to the axis of the three-jaw chuck.
In the working process, firstly, the three clamping jaws of the three-jaw chuck clamp towards the central position, then, the finger ring of the surgical instrument to be processed is sleeved on the peripheries of the three supporting cylinders, then, the three clamping jaws of the three-jaw chuck are in a loosening state to tightly support and fix the finger ring, the displacement guide mechanism is operated to enable the concave arc-shaped blade groove of the milling cutter to be aligned to the periphery of the finger ring, then, the milling cutter head and the three-jaw chuck rotate simultaneously, and the milling cutter mills the periphery of the finger ring. Because the finger ring of the surgical instrument to be processed is connected with the clamping arm, the control system controls the rotation angle of the three-jaw chuck to be less than 360 degrees. The axes of the three-jaw chuck are parallel to the axis of the milling cutter.
Preferably, the support cylinders of the three clamping jaws form a cylinder, arc-shaped grooves are formed in the peripheries of the three support cylinders, which are deviated from each other, and the arc-shaped grooves in the three support cylinders form an annular groove. The inner ring of the finger ring is sunk into the arc-shaped groove, so that the finger ring is prevented from falling off from the three clamping jaws in the milling process.
Preferably, one end of one clamping jaw, which is far away from the supporting column body, is additionally provided with a limiting column body, the clamping arm of the surgical instrument to be processed is placed on one side of the limiting column body, the three-jaw chuck can be matched with the milling cutter to mill only when rotating anticlockwise, the limiting column body prevents the finger ring from rotating in the milling process by blocking the clamping arm, the three-jaw chuck idles when rotating clockwise, and the milling cutter is far away from the finger ring at the moment.
Preferably, the displacement guide mechanism comprises a displacement screw rod, one end of the displacement screw rod is connected with the driving motor, the other end of the displacement screw rod is rotatably connected with the rack, a screw nut which is in rotating fit with the displacement screw rod is arranged on the displacement screw rod, and the screw nut is fixedly connected with the displacement block; one end of the displacement block is provided with a displacement groove, the displacement groove is matched with a displacement track on the rack, and the axes of the displacement track and the displacement screw rod are parallel to the axis of the three-jaw chuck. The displacement block can realize the distance or the approach of the three-jaw chuck through the rotation of the displacement screw rod.
Preferably, the top end of the displacement block is provided with a sliding rail, the bottom of the cutter head motor is fixedly provided with a motor connecting plate, the bottom surface of the motor connecting plate is provided with a sliding groove, the sliding groove is matched with the sliding rail, and the motor connecting plate is driven by a driving cylinder; the sliding track is perpendicular to the axis of the displacement screw rod. The driving cylinder drives the motor connecting plate to reciprocate, the tool bit motor and the milling cutter are driven to be close to or far away from the finger ring, and the displacement adjustment at the moment is small.
Compared with the prior art, the utility model has the beneficial effects that:
the milling device has reasonable structural design, can mill the outer ring of the finger ring to replace manual grinding, reduces the labor intensity of workers, improves the working efficiency, and has high consistency of the milled product.
Drawings
FIG. 1 is a schematic structural diagram of a milling device for an outer ring of a ring;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic view of a jaw configuration;
fig. 4 is a schematic view of a milling cutter structure.
In the figure: 1. a frame; 2. a cutter head motor; 3. milling cutters; 4. a three-jaw chuck; 5. a support column; 6. a clamping jaw; 7. a displacement screw; 8. a motor connecting plate; 9. a displacement track; 10. a drive motor; 11. a displacement block; 12. a sliding track; 13. an arc-shaped groove; 14. a limiting column body; 15. concave type arc-shaped blade groove.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
referring to fig. 1-4, the milling device for the outer ring of the finger ring comprises a frame 1, wherein a three-jaw chuck 4 is fixed at one end of the frame 1, a displacement block 11 is arranged at the other end of the frame 1, the displacement block 11 is connected with a displacement guide mechanism, a cutter head motor 2 is fixed on the displacement block 11, the cutter head motor 2 is connected with a milling cutter 3, and an inner concave arc-shaped cutter edge groove 15 is formed in the periphery of a cutter edge of the milling cutter 3; the three clamping jaws 6 of the three-jaw chuck 4 are respectively provided with a supporting column 5 at one end close to each other, and the supporting columns 5 are parallel to the axis of the three-jaw chuck 4.
In this embodiment:
the supporting columns 5 of the three clamping jaws 6 form a cylinder, arc-shaped grooves 13 are formed in the peripheries of the three supporting columns 5 which deviate from each other, and the arc-shaped grooves 13 in the three supporting columns 5 form an annular groove. The inner ring of the finger ring is sunk into the arc-shaped groove 13, so that the finger ring is prevented from falling off from the three clamping jaws 6 in the milling process.
One end of one clamping jaw 6, which is far away from the supporting column body 5, is additionally provided with a limiting column body 14, the clamping arm of a surgical instrument to be processed is placed on one side of the limiting column body 14, the three-jaw chuck 4 can be matched with the milling cutter 3 for milling only when rotating anticlockwise, the limiting column body 14 prevents the finger ring from rotating in the milling process by blocking the clamping arm, the three-jaw chuck 4 idles when rotating clockwise, and the milling cutter 3 is far away from the finger ring at the moment.
The displacement guide mechanism comprises a displacement lead screw 7, one end of the displacement lead screw 7 is connected with a driving motor 10, the other end of the displacement lead screw 7 is rotatably connected with the rack 1, a lead screw nut which is in rotating fit with the displacement lead screw 7 is arranged on the displacement lead screw 7, and the lead screw nut is fixedly connected with the displacement block 11; one end of the displacement block 11 is provided with a displacement groove, the displacement groove is matched with a displacement track 9 on the rack 1, and the axes of the displacement track 9 and the displacement screw 7 are parallel to the axis of the three-jaw chuck 4. The displacement block 11 can be moved away from or close to the three-jaw chuck by rotation of the displacement spindle 7.
The top end of the displacement block 11 is provided with a sliding rail 12, the bottom of the cutter head motor 2 is fixedly provided with a motor connecting plate 8, the bottom surface of the motor connecting plate 8 is provided with a sliding groove, the sliding groove is matched with the sliding rail 12, and the motor connecting plate 8 is driven by a driving cylinder; the sliding track 12 is perpendicular to the axis of the displacement screw 7. The driving cylinder drives the motor 10 and the connecting plate 8 to reciprocate, so that the cutter head motor 2 and the milling cutter 3 are driven to be close to or far away from the finger ring, and the displacement adjustment is small at the moment.
In the working process, firstly, the three clamping jaws 6 of the three-jaw chuck 4 clamp towards the central position, then, the finger ring of the surgical instrument to be processed is sleeved at the periphery of the three supporting columns 5, then, the three clamping jaws 6 of the three-jaw chuck 4 are in a loosening state to tightly support and fix the finger ring, the displacement guide mechanism is operated to enable the concave arc-shaped knife edge groove 15 of the milling cutter 3 to be aligned with the periphery of the finger ring, then, the cutter head of the milling cutter 3 and the three-jaw chuck 4 rotate simultaneously, and the milling cutter 3 mills the periphery of the finger ring. Because the finger ring of the surgical instrument to be processed is connected with the clamping arm, the control system controls the rotation angle of the three-jaw chuck 4 to be less than 360 degrees. The axis of the three-jaw chuck 4 is parallel to the axis of the milling cutter 3. Different milling cutters 3 are selected according to finger rings with different sizes, and concave arc-shaped cutter edge grooves 15 of the milling cutters 3 are matched with outer rings of the finger rings.
Claims (5)
1. The utility model provides a indicate circle outer lane milling device which characterized in that: the three-jaw milling cutter comprises a rack (1), wherein a three-jaw chuck (4) is fixed at one end of the rack (1), a displacement block (11) is arranged at the other end of the rack (1), the displacement block (11) is connected with a displacement guide mechanism, a cutter head motor (2) is fixed on the displacement block (11), the cutter head motor (2) is connected with a milling cutter (3), and an inner concave arc-shaped cutter edge groove (15) is formed in the periphery of a cutter edge of the milling cutter (3); one end of each of the three clamping jaws (6) of the three-jaw chuck (4) close to each other is provided with a supporting column body (5), and the supporting column bodies (5) are parallel to the axis of the three-jaw chuck (4).
2. The device for milling an outer ring of a finger ring according to claim 1, wherein: the supporting columns (5) of the three clamping jaws (6) form a cylinder, arc-shaped grooves (13) are formed in the peripheries of the three supporting columns (5) which deviate from each other, and the arc-shaped grooves (13) in the three supporting columns (5) form an annular groove.
3. The device for milling an outer ring of a finger ring according to claim 1, wherein: one end of one clamping jaw (6) far away from the supporting column body (5) is additionally provided with a limiting column body (14).
4. The device for milling an outer ring of a finger ring according to claim 1, wherein: the displacement guide mechanism comprises a displacement lead screw (7), one end of the displacement lead screw (7) is connected with a driving motor (10), the other end of the displacement lead screw (7) is rotatably connected with the rack (1), a lead screw nut which is in rotating fit with the displacement lead screw (7) is arranged on the displacement lead screw (7), and the lead screw nut is fixedly connected with a displacement block (11); one end of the displacement block (11) is provided with a displacement groove, the displacement groove is matched with a displacement track (9) on the rack, and the axes of the displacement track (9) and the displacement lead screw (7) are parallel to the axis of the three-jaw chuck (4).
5. The device for milling an outer ring of a finger ring according to claim 4, wherein: a sliding track (12) is arranged at the top end of the displacement block (11), a motor connecting plate (8) is fixed at the bottom of the cutter head motor (2), a sliding groove is formed in the bottom surface of the motor connecting plate (8), the sliding groove is matched with the sliding track (12), and the motor connecting plate (8) is driven by a driving cylinder; the sliding track (12) is vertical to the axis of the displacement screw rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121838981.9U CN215786969U (en) | 2021-08-06 | 2021-08-06 | Milling device for outer ring of finger ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121838981.9U CN215786969U (en) | 2021-08-06 | 2021-08-06 | Milling device for outer ring of finger ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215786969U true CN215786969U (en) | 2022-02-11 |
Family
ID=80129428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121838981.9U Active CN215786969U (en) | 2021-08-06 | 2021-08-06 | Milling device for outer ring of finger ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215786969U (en) |
-
2021
- 2021-08-06 CN CN202121838981.9U patent/CN215786969U/en active Active
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