CN217596652U - Inner cavity wall chamfering device - Google Patents
Inner cavity wall chamfering device Download PDFInfo
- Publication number
- CN217596652U CN217596652U CN202220518898.1U CN202220518898U CN217596652U CN 217596652 U CN217596652 U CN 217596652U CN 202220518898 U CN202220518898 U CN 202220518898U CN 217596652 U CN217596652 U CN 217596652U
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- China
- Prior art keywords
- universal joint
- rotating shaft
- drill
- shaft
- transmission
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 12
- 241001074085 Scophthalmus aquosus Species 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses an inner cavity wall chamfering device, which comprises a bracket, a transmission shaft, a first universal joint, a second universal joint, a rotating shaft, a support sleeve and a chamfering drill; the upper end of the bracket is fixed with a machine head in a machine tool, the lower end of the bracket is fixed with the outer wall of the support sleeve, the rotating shaft is rotatably arranged in the support sleeve in a penetrating way, the upper end of the chamfering drill is detachably connected with the lower end of the rotating shaft, one end of the transmission shaft is in transmission connection with one end of a first universal joint, the other end of the first universal joint is connected with a drill chuck positioned below the machine head, the other end of the transmission shaft is in transmission connection with one end of a second universal joint, and the other end of the second universal joint is in transmission connection with the upper end of the rotating shaft; the utility model discloses in the use, it can make aircraft nose and drill chuck in the lathe keep away from the work piece, so, can avoid aircraft nose and drill chuck in the lathe and work piece to produce the interference to satisfy the demand that carries out the chamfer to the interior tip of the drilling on the work piece.
Description
Technical Field
The utility model relates to a chamfer ware technical field, concretely relates to inner chamber wall chamfer ware.
Background
In the work piece course of working, often need drill on the work piece, after the drilling operation was accomplished, need carry out the chamfer to the both ends of drilling, the chamfer operation owner to the drilling inner wall realizes relying on the lathe at present, the work piece clamping is on the lathe promptly, when rotatory chamfer in the lathe bored near the tip of drilling, can realize the chamfer to the tip of drilling, in the above-mentioned process, chamfer in the lathe bores the chamfer that leans on the tip in the outside to the drilling can easily be realized, but when needing to lean on the tip of inboard to the drilling to chamfer, aircraft nose and drill chuck in the lathe can produce the interference with the work piece, so, the lathe can make the drilling to lean on inboard tip to chamfer.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides an inner chamber wall chamfer ware, it can avoid aircraft nose and drill chuck in the lathe and work piece to produce and interfere to satisfy the demand that carries out the chamfer to the interior tip of the drilling on the work piece.
The inner cavity wall chamfering device of the utility model comprises a bracket, a transmission shaft, a first universal joint, a second universal joint, a rotating shaft, a supporting sleeve and a chamfering drill; the upper end of support is fixed with the aircraft nose in the lathe, the lower extreme of support is fixed with the outer wall of supporting the cover, the pivot is rotationally worn to establish in supporting the cover, the upper end of chamfer drill and the lower extreme detachable connection of pivot, the one end of transmission shaft is connected with the one end transmission of first universal joint, the other end of first universal joint is connected with the drill chuck that is located the aircraft nose below, the other end of transmission shaft is connected with the one end transmission of second universal joint, the other end of second universal joint is connected with the upper end transmission of pivot.
The inner cavity wall chamfering device of the utility model also comprises a hoop, the hoop is tightly held outside the machine head in the machine tool, the upper end of the bracket is welded and fixed with the outer wall of the hoop, and the lower end of the bracket is welded and fixed with the outer wall of the supporting sleeve; by adopting the structure, the upper end of the bracket can be reliably fixed with the machine head in the machine tool, and the lower end of the bracket can be reliably fixed with the supporting sleeve.
The inner cavity wall chamfering device of the utility model is characterized in that a bearing is embedded between the rotating shaft and the supporting sleeve; after the bearing is arranged between the rotating shaft and the supporting sleeve, the rotating shaft can be more smoothly and rotatably connected with the supporting sleeve, and friction between the rotating shaft and the supporting sleeve can be avoided, so that the abrasion of the rotating shaft and the supporting sleeve can be reduced.
The utility model discloses an inner chamber wall chamfering device, wherein, the lower extreme of pivot is provided with the slot that is used for supplying the upper end of chamfer to bore to insert, wears to be equipped with on the lateral wall of pivot with pivot threaded connection's at least one screw, and after the upper end of chamfer bored inserts in the slot that is located the pivot lower extreme, the upper end of chamfer bored passes through the screw fastening with the lower extreme of pivot; after adopting this kind of structure, the upper end of chamfer brill can be reliably together fixed with the lower extreme of pivot, and when needs change chamfer brill, can unscrew the screw, and the back is unscrewed to the screw, and the lower extreme of pivot can be followed to the upper end of chamfer brill and dismantled, at this moment, can insert the upper end of new chamfer brill in the pivot and fix new chamfer brill through screwing up the screw.
The inner cavity wall chamfering device of the utility model is characterized in that the transmission shaft is a spline shaft, one end of the first universal joint is provided with a first spline hole which is matched and spliced with one end of the transmission shaft, and one end of the second universal joint is provided with a second spline hole which is matched and spliced with the other end of the transmission shaft; by adopting the structure, one end of the first universal joint and one end of the second universal joint can be reliably and conveniently connected together through the transmission shaft in a transmission way.
The inner cavity wall chamfering device of the utility model is characterized in that the other end of the second universal joint is fixed with the upper end of the rotating shaft through a pin shaft which is arranged in the second universal joint and the rotating shaft in a penetrating way; by adopting the structure, the other end of the second universal joint and the upper end of the rotating shaft can be reliably and conveniently connected together in a transmission way.
The utility model discloses in the use, it can make aircraft nose and drill chuck in the lathe keep away from the work piece, so, can avoid aircraft nose and drill chuck in the lathe and work piece to produce with the work piece and interfere to satisfy the demand that carries out the chamfer to the interior tip of drilling on the work piece.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
fig. 3 is a schematic view of the present invention in a partial cross-sectional structure when chamfering the inner end of the bore hole in the workpiece.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, such practical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-2, the inner cavity wall chamfering device of the present invention comprises a bracket 1, a transmission shaft 2, a first universal joint 3, a second universal joint 4, a rotation shaft 5, a support sleeve 6 and a chamfering drill 7; the upper end of a support 1 is fixed with a machine head 8 in a machine tool, the lower end of the support 1 is fixed with the outer wall of a support sleeve 6, a rotating shaft 5 can rotatably penetrate through the support sleeve 6, the upper end of a chamfering drill 7 is detachably connected with the lower end of the rotating shaft 5, one end of a transmission shaft 2 is in transmission connection with one end of a first universal joint 3, the other end of the first universal joint 3 is connected with a drill chuck 9 positioned below the machine head 8, the other end of the transmission shaft 2 is in transmission connection with one end of a second universal joint 4, and the other end of the second universal joint 4 is in transmission connection with the upper end of the rotating shaft 5; by adopting the above structure, the utility model, the drill bit chuck can drive first universal joint and rotate under the drive of the main shaft of lathe kind, can drive the transmission shaft when first universal joint rotates and rotate, can drive the second universal joint when the transmission shaft rotates and rotate, can drive the pivot when the second universal joint rotates and rotate, can drive the chamfer when the pivot rotates and bore the rotation, and when the chamfer bored the rotation, the chamfer bored and can realize the chamfer to the drilling on the work piece.
The inner cavity wall chamfering device also comprises an anchor ear 10, the anchor ear 10 is tightly held outside a machine head 8 in the machine tool, the upper end of the bracket 1 is fixedly welded with the outer wall of the anchor ear 10, and the lower end of the bracket 1 is fixedly welded with the outer wall of the support sleeve 6; by adopting the structure, the upper end of the bracket can be reliably fixed with the machine head in the machine tool, and the lower end of the bracket can be reliably fixed with the supporting sleeve.
A bearing is embedded between the rotating shaft 5 and the supporting sleeve 6; after the bearing is arranged between the rotating shaft and the supporting sleeve, the rotating shaft can be more smoothly and rotatably connected with the supporting sleeve, and friction between the rotating shaft and the supporting sleeve can be avoided, so that the abrasion of the rotating shaft and the supporting sleeve can be reduced.
The lower end of the rotating shaft 5 is provided with a slot for inserting the upper end of the chamfering drill 7, the side wall of the rotating shaft 5 is penetrated with at least one screw 51 in threaded connection with the rotating shaft 5, and after the upper end of the chamfering drill 7 is inserted into the slot at the lower end of the rotating shaft 5, the upper end of the chamfering drill 7 is fastened with the lower end of the rotating shaft 5 through the screw 51; after adopting this kind of structure, the upper end of chamfer brill can be reliably together fixed with the lower extreme of pivot, and when needs change chamfer brill, can unscrew the screw, and the back is unscrewed to the screw, and the lower extreme of pivot can be followed to the upper end of chamfer brill and dismantled, at this moment, can insert the upper end of new chamfer brill in the pivot and fix new chamfer brill through screwing up the screw.
The transmission shaft 2 is a spline shaft, one end of the first universal joint 3 is provided with a first spline hole which is matched and spliced with one end of the transmission shaft 2, and one end of the second universal joint 4 is provided with a second spline hole which is matched and spliced with the other end of the transmission shaft 2; by adopting the structure, one end of the first universal joint and one end of the second universal joint can be reliably and conveniently connected together through the transmission shaft in a transmission way.
The other end of the second universal joint 4 is fixed with the upper end of the rotating shaft 5 through a pin shaft 52 which is arranged in the second universal joint 4 and the rotating shaft 5 in a penetrating way; by adopting the structure, the other end of the second universal joint and the upper end of the rotating shaft can be reliably and conveniently connected together in a transmission way.
As shown in fig. 3, fig. 3 is a schematic diagram of a partial cross-sectional structure of the present invention when chamfering the inner end portion of the drill hole on the workpiece, and in fig. 3, the chamfering drill can chamfer the inner end portion of the drill hole on the workpiece, and can avoid interference between the machine head, the drill chuck and the chamfering drill in the machine tool and the workpiece.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The inner cavity wall chamfering device is characterized in that: comprises a bracket (1), a transmission shaft (2), a first universal joint (3), a second universal joint (4), a rotating shaft (5), a support sleeve (6) and a chamfering drill (7); the upper end of support (1) is fixed with aircraft nose (8) in the lathe, the lower extreme of support (1) is fixed with the outer wall of supporting cover (6), pivot (5) rotationally wear to establish in supporting cover (6), the upper end of chamfer drill (7) and the lower extreme detachable connection of pivot (5), the one end of transmission shaft (2) is connected with the one end transmission of first universal joint (3), the other end of first universal joint (3) is connected with drill chuck (9) that are located aircraft nose (8) below, the other end of transmission shaft (2) is connected with the one end transmission of second universal joint (4), the other end of second universal joint (4) is connected with the upper end transmission of pivot (5).
2. The inner cavity wall chamfering device according to claim 1, further comprising an anchor ear (10), wherein the anchor ear (10) is held tightly outside a machine head (8) in a machine tool, the upper end of the bracket (1) is welded and fixed with the outer wall of the anchor ear (10), and the lower end of the bracket (1) is welded and fixed with the outer wall of the support sleeve (6).
3. The inner cavity wall chamfering device according to claim 1 or 2, wherein a bearing is embedded between the rotating shaft (5) and the support sleeve (6).
4. The inner cavity wall chamfering device according to claim 3, wherein a slot for inserting the upper end of the chamfering drill (7) is formed in the lower end of the rotating shaft (5), at least one screw (51) in threaded connection with the rotating shaft (5) penetrates through the side wall of the rotating shaft (5), and after the upper end of the chamfering drill (7) is inserted into the slot in the lower end of the rotating shaft (5), the upper end of the chamfering drill (7) is fastened with the lower end of the rotating shaft (5) through the screw (51).
5. The inner cavity wall chamfering device according to claim 4, wherein the transmission shaft (2) is a spline shaft, one end of the first universal joint (3) is provided with a first spline hole for being in matched and inserted connection with one end of the transmission shaft (2), and one end of the second universal joint (4) is provided with a second spline hole for being in matched and inserted connection with the other end of the transmission shaft (2).
6. The inner cavity wall chamfering device according to claim 5, wherein the other end of the second universal joint (4) is fixed with the upper end of the rotating shaft (5) through a pin shaft (52) penetrating through the second universal joint (4) and the rotating shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518898.1U CN217596652U (en) | 2022-03-10 | 2022-03-10 | Inner cavity wall chamfering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518898.1U CN217596652U (en) | 2022-03-10 | 2022-03-10 | Inner cavity wall chamfering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217596652U true CN217596652U (en) | 2022-10-18 |
Family
ID=83562633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220518898.1U Expired - Fee Related CN217596652U (en) | 2022-03-10 | 2022-03-10 | Inner cavity wall chamfering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217596652U (en) |
-
2022
- 2022-03-10 CN CN202220518898.1U patent/CN217596652U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |