CN210147057U - Drilling positioning device suitable for outer disc of cylindrical workpiece - Google Patents
Drilling positioning device suitable for outer disc of cylindrical workpiece Download PDFInfo
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- CN210147057U CN210147057U CN201921179898.8U CN201921179898U CN210147057U CN 210147057 U CN210147057 U CN 210147057U CN 201921179898 U CN201921179898 U CN 201921179898U CN 210147057 U CN210147057 U CN 210147057U
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Abstract
The utility model relates to a drilling positioning device suitable for the outer circular surface of a cylindrical workpiece, which comprises a base, a supporting body, a pressing block, a rotating shaft, a fastening screw and a locking nut, wherein the supporting body is fixed in the base, a V-shaped groove capable of supporting the cylindrical workpiece is arranged in the supporting body, and a screw hole matched with the fastening screw is also arranged in the supporting body; the top of supporter is located through the pivot to the one end of briquetting to can be rotatory along with the pivot, the other end is equipped with the through-hole, and the other end of briquetting passes lock nut and through-hole in proper order through fastening screw, with the spiro union in screw hole, the briquetting realizes that briquetting detachably is fixed in the top of supporter under fastening screw and lock nut effect, still is equipped with the location guiding hole in the briquetting. Adopt drilling positioner, through the location guiding hole that sets up for drilling is more accurate, can effectively improve drilling precision and machining efficiency, thereby improves the quality of product, the maintenance of being convenient for, operation convenient to use, its practicality is strong.
Description
Technical Field
The utility model relates to a machining technical field specifically relates to a drilling positioner suitable for outer disc of cylinder class work piece.
Background
In the machining process, eccentric holes often need to be drilled on the side faces of cylindrical workpieces, and in the drilling process, the problems that radial and axial positioning is difficult, the size is difficult to control and the like exist generally. Because the hole is arranged on the arc surface and is eccentrically arranged, the drill bit is stressed on a single side, and the drill bit is stressed by not only axial force but also great unbalanced radial force, so that the drill bit is easy to slide and shift. Because the drilling difficulty of the eccentric hole on the arc surface is very high, the phenomenon that the eccentric hole cannot be machined sometimes occurs. By adopting the existing processing mode, for drilling and processing a single piece or a small number of workpieces, a scribing and vice clamping method can be adopted, but the processing efficiency and the processing precision of the method are relatively low; meanwhile, the drilling deviation is caused by the inclined effect of the cylindrical surface, when the deviation is serious, the drill bit is acted by a lateral force, and the fracture phenomenon is possibly caused when the deviation is serious. Therefore, for the problem of punching on the side surface of the cylindrical workpiece, a universal drilling positioning device needs to be designed, and the drilling precision and the machining efficiency can be effectively improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to prior art, provide a simple structure, operation convenient to use can conveniently, accurately carry out eccentric drilling at the outer disc of cylinder class work piece, can reduce the base member and warp and the more accurate positioner of drilling, specifically speaking is a drilling positioner who is applicable to the outer disc of cylinder class work piece.
In order to solve the technical problem, the utility model discloses a technical scheme is: a drilling positioning device suitable for the outer circular surface of a cylindrical workpiece comprises a base, a supporting body, a pressing block, a rotating shaft, a fastening screw and a locking nut, wherein the supporting body is fixed in the base, a V-shaped groove capable of supporting the cylindrical workpiece is formed in the supporting body, the rotating shaft is fixed in the supporting body and arranged on one side surface of the V-shaped groove, a screw hole matched with the fastening screw is further formed in the supporting body, and the screw hole is formed in the other side surface of the V-shaped groove; one end of the pressing block is arranged at the top of the supporting body through the rotating shaft and can rotate along with the rotating shaft, the other end of the pressing block is provided with a through hole for the fastening screw to pass through, the other end of the pressing block sequentially passes through the locking nut and the through hole through the fastening screw and is in threaded connection with the screw hole, the pressing block is detachably fixed at the top of the supporting body under the action of the fastening screw and the locking nut, and the pressing block is further provided with a positioning guide hole facing the side face of the cylindrical workpiece to be machined and is vertical to and not intersected with the axis of the cylindrical workpiece to be machined.
Further, a drilling positioner suitable for outer disc of cylinder class work piece, wherein the bottom surface of briquetting still is equipped with inside sunken arc recess, the bottom surface width of arc recess with the width of the opening part of V-arrangement recess is the same.
Further, a drilling positioner suitable for outer disc of cylinder class work piece, wherein still be equipped with in the arc recess and wait to process cylinder class work piece appearance assorted arc clamping part be equipped with the adjusting screw who is connected with the arc clamping part in the briquetting, adjusting screw passes the briquetting, and extend to directly over the top surface of briquetting still is equipped with the adjusting nut who is connected with adjusting screw still be fixed with the elasticity frictional layer on the inside wall of arc clamping part.
By adopting the drilling positioning device suitable for the outer circular surface of the cylindrical workpiece, the V-shaped groove capable of supporting the cylindrical workpiece is arranged in the support body, so that the cylindrical workpiece to be processed can be more firmly locked in the V-shaped groove, the sliding and offset phenomena are not easy to occur, and the vibration problem easily occurring during drilling is reduced; simultaneously, still be equipped with the location guiding hole in the briquetting, the location guiding hole faces the side of waiting to process cylinder class work piece to be vertical state and non-intersect with the axis of waiting to process cylinder class work piece, through the location guiding hole that sets up, make drilling more accurate, can effectively improve drilling precision and machining efficiency, thereby improve the quality of product, be convenient for maintain, operation convenient to use, its practicality is strong.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Shown in the figure: 1-base, 2-support, 21-V-shaped groove, 22-screw hole, 3-pressing block, 31-through hole, 32-positioning guide hole, 33-arc-shaped groove, 4-rotating shaft, 5-fastening screw, 6-locking nut, 7-arc-shaped clamping part, 8-adjusting screw, 9-adjusting nut, 10-elastic friction layer and 11-cylindrical workpiece.
Detailed Description
In order to more fully explain the practice of the invention, the following examples are provided to further illustrate the invention.
As shown in fig. 1, the drilling positioning device suitable for the outer circular surface of a cylindrical workpiece according to the present invention comprises a base 1, a supporting body 2, a pressing block 3, a rotating shaft 4, a fastening screw 5 and a locking nut 6, wherein the supporting body 2 is fixed in the base 1, a V-shaped groove 21 capable of supporting the cylindrical workpiece 11 is arranged in the supporting body 2, the rotating shaft 4 is fixed in the supporting body 2, the rotating shaft 4 is arranged on one side surface of the V-shaped groove 21, a screw hole 22 matched with the fastening screw 5 is further arranged in the supporting body 2, and the screw hole 22 is arranged on the other side surface of the V-shaped groove 21; one end of the pressing block 3 is arranged at the top of the supporting body 2 through the rotating shaft 4 and can rotate along with the rotating shaft 4, the other end of the pressing block 3 is provided with a through hole 31 for the fastening screw 5 to penetrate through, the other end of the pressing block 3 sequentially penetrates through the locking nut 6 and the through hole 31 through the fastening screw 5 and is in threaded connection with the screw hole 22, the pressing block 3 is detachably fixed at the top of the supporting body 2 under the action of the fastening screw 5 and the locking nut 6, a positioning guide hole 32 is further arranged in the pressing block 3, and the positioning guide hole 32 faces to the side face of the cylindrical workpiece 11 to be machined and is perpendicular to and not intersected with the axis of the cylindrical workpiece 11 to be machined.
Further, a drilling positioner suitable for outer disc of cylinder class work piece, wherein the bottom surface of briquetting 3 still is equipped with inside sunken arc recess 33, the bottom surface width of arc recess 33 with the width of V-arrangement recess 21's opening part is the same.
Further, a drilling positioner suitable for outer disc of cylinder class work piece, wherein still be equipped with in the arc recess 33 and wait to process 11 appearance assorted arc clamping parts 7 of cylinder class work piece be equipped with the adjusting screw 8 that is connected with arc clamping parts 7 in the briquetting 3, adjusting screw 8 passes briquetting 3 to extend to directly over the top surface of briquetting 3 still is equipped with the adjusting nut 9 that is connected with adjusting screw 8 still be fixed with elasticity friction layer 10 on the inside wall of arc clamping parts 7.
In the practical use process, when the drilling positioning device suitable for the outer circular surface of the cylindrical workpiece is used, the pressing block 3 is firstly loosened through the fastening screw 5, so that the pressing block 3 rotates along with the rotating shaft 4, the cylindrical workpiece 11 to be machined is then placed in the V-shaped groove 21 in the support body 2, and then the press block 3 is fixed to the top of the support body 2 by means of the fastening screw 5 and the lock nut 6, while, because the bottom surface of the pressing block 3 is also provided with the arc-shaped groove 33 which is sunken inwards, the width of the bottom surface of the arc-shaped groove 33 is the same as the width of the opening of the V-shaped groove 21, thus, the contact positioning of the cylindrical workpiece 11 to be processed can be realized through the V-shaped groove 21 and the arc-shaped groove 33, thereby guarantee that cylinder work piece 11 can not appear sliding and skew phenomenon in the course of working, also reduce the vibration problem that appears easily when drilling simultaneously. In addition, because the pressing block 3 is further provided with a positioning guide hole 32, the positioning guide hole 32 faces the side surface of the cylindrical workpiece 11 to be processed, and is perpendicular to and does not intersect with the axis of the cylindrical workpiece to be processed, and the drill can be guided to drill the side surface of the cylindrical workpiece 11 to be processed through the positioning guide hole 32 by the aid of the positioning guide hole 32.
To sum up, adopt drilling positioner, through the location guiding hole 32 that sets up for drilling is more accurate, can effectively improve drilling precision and machining efficiency, thereby improves the quality of product, the maintenance of being convenient for, operation convenient to use, its practicality is strong.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all utilize the equivalent replacement or equivalent flow transformation made by the content of the specification, or directly or indirectly use in other related technical fields, all including in the same way the patent protection scope of the present invention.
Claims (3)
1. The utility model provides a drilling positioner suitable for outer disc of cylinder class work piece which characterized in that: the clamping device comprises a base (1), a supporting body (2), a pressing block (3), a rotating shaft (4), a fastening screw (5) and a locking nut (6), wherein the supporting body (2) is fixed in the base (1), a V-shaped groove (21) capable of supporting cylindrical workpieces is formed in the supporting body (2), the rotating shaft (4) is fixed in the supporting body (2), the rotating shaft (4) is arranged on one side surface of the V-shaped groove (21), a screw hole (22) matched with the fastening screw (5) is further formed in the supporting body (2), and the screw hole (22) is formed in the other side surface of the V-shaped groove (21); one end of the pressing block (3) is arranged at the top of the support body (2) through the rotating shaft (4) and can rotate along with the rotating shaft (4), the other end of the pressing block (3) is provided with a through hole (31) for the fastening screw (5) to pass through, the other end of the pressing block (3) sequentially passes through the locking nut (6) and the through hole (31) through the fastening screw (5) and is in threaded connection with the screw hole (22), the pressing block (3) is detachably fixed at the top of the support body (2) under the action of the fastening screw (5) and the locking nut (6), a positioning guide hole (32) is further arranged in the pressing block (3), and the positioning guide hole (32) faces to the side face of the cylindrical workpiece to be processed and is in a vertical state and does not intersect with the axis of the cylindrical workpiece to be processed.
2. The drilling positioning device for the outer circular surface of the cylindrical workpiece as claimed in claim 1, wherein: the bottom surface of the pressing block (3) is also provided with an inward concave arc-shaped groove (33), and the width of the bottom surface of the arc-shaped groove (33) is the same as that of the opening of the V-shaped groove (21).
3. The drilling positioning device for the outer circular surface of the cylindrical workpiece as claimed in claim 2, wherein: still be equipped with in arc recess (33) with wait to process cylinder class work piece appearance assorted arc clamping part (7) be equipped with adjusting screw (8) that are connected with arc clamping part (7) in briquetting (3), adjusting screw (8) pass briquetting (3), and extend to directly over the top surface of briquetting (3) still is equipped with adjusting nut (9) that are connected with adjusting screw (8) still be fixed with elasticity frictional layer (10) on the inside wall of arc clamping part (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179898.8U CN210147057U (en) | 2019-07-25 | 2019-07-25 | Drilling positioning device suitable for outer disc of cylindrical workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179898.8U CN210147057U (en) | 2019-07-25 | 2019-07-25 | Drilling positioning device suitable for outer disc of cylindrical workpiece |
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| Publication Number | Publication Date |
|---|---|
| CN210147057U true CN210147057U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921179898.8U Active CN210147057U (en) | 2019-07-25 | 2019-07-25 | Drilling positioning device suitable for outer disc of cylindrical workpiece |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112318406A (en) * | 2020-09-30 | 2021-02-05 | 成都飞机工业（集团）有限责任公司 | Fixing device for follow-up tool |
| CN113910136A (en) * | 2021-11-10 | 2022-01-11 | 中国科学院长春光学精密机械与物理研究所 | Clamp apparatus |
| CN114739264A (en) * | 2022-03-25 | 2022-07-12 | 成都飞机工业（集团）有限责任公司 | Integrated detection device for shaft sleeve type parts |
-
2019
- 2019-07-25 CN CN201921179898.8U patent/CN210147057U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112318406A (en) * | 2020-09-30 | 2021-02-05 | 成都飞机工业（集团）有限责任公司 | Fixing device for follow-up tool |
| CN113910136A (en) * | 2021-11-10 | 2022-01-11 | 中国科学院长春光学精密机械与物理研究所 | Clamp apparatus |
| CN114739264A (en) * | 2022-03-25 | 2022-07-12 | 成都飞机工业（集团）有限责任公司 | Integrated detection device for shaft sleeve type parts |
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