CN110961696A - Clamp for multi-angle drilling - Google Patents
Clamp for multi-angle drilling Download PDFInfo
- Publication number
- CN110961696A CN110961696A CN201911144853.1A CN201911144853A CN110961696A CN 110961696 A CN110961696 A CN 110961696A CN 201911144853 A CN201911144853 A CN 201911144853A CN 110961696 A CN110961696 A CN 110961696A
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- China
- Prior art keywords
- hole
- pressing block
- angle
- rotary
- seat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2247/00—Details of drilling jigs
- B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to a clamp for multi-angle drilling, which comprises a base, a rotary support and a pressing mechanism, wherein the rotary support comprises a rotary seat, a bolt, a drilling template and a rotary shaft, the rotary shaft sequentially penetrates through the rotary seat and the base, the rotary seat can rotate around the rotary shaft, the other end of the rotary shaft is connected with a handle, the drilling template is arranged on the rotary seat, and a through hole corresponding to a hole to be processed is formed in the drilling template; the pressing mechanism comprises a first pressing block, a second pressing block and a supporting block, a screw sequentially penetrates through the first pressing block and the second pressing block to fix the first pressing block and the second pressing block on the upper inclined plane of the rotating seat, a positioning groove is formed in the second pressing block, and the supporting block is placed in the positioning groove to support the first pressing block; set up on the roating seat and treat the angle hole that the processing hole angle is the same with the work piece, set up the through-hole corresponding with it on the base, insert the quick location of corresponding angle hole and through-hole realization angle through the bolt. The invention can reduce the dependence of the pipe on numerical control equipment, improve the processing efficiency and simplify the operation steps.
Description
Technical Field
The invention belongs to the technical field of aero-engines, and particularly relates to a clamp for multi-angle drilling.
Background
In the process of machining an inclined hole of an aircraft engine pipe joint, due to the fact that the inclination angles of the hole are inconsistent, the existing machining method is generally finished by programming through numerical control equipment or multiple sets of tools are designed to be machined through a common drilling machine. However, although the numerical control machining method is convenient, the problems of small number of numerical control devices and low machine tool utilization rate exist. In the application process of the special fixture, due to the difficulty in adjusting the angle of the fixture, the clamping is unstable, or due to the manufacturing error or the reference conversion error of the fixture, the part is difficult to machine, and even the machining is unqualified. Therefore, a clamp for multi-angle drilling, which can improve the processing efficiency and is convenient to operate, is urgently needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the clamp for multi-angle drilling, which can reduce the dependence of a pipe on numerical control equipment, improve the processing efficiency and simplify the operation steps.
A clamp for multi-angle drilling comprises a base, a rotary support and a pressing mechanism, wherein the rotary support comprises a rotary seat, a bolt, a drilling template and a rotary shaft, the rotary shaft sequentially penetrates through the rotary seat and the base, the rotary seat can rotate around the rotary shaft, the other end of the rotary shaft is connected with a handle, the drilling template is arranged on the rotary seat, and a through hole corresponding to a hole to be machined is formed in the drilling template; the pressing mechanism comprises a first pressing block, a second pressing block and a supporting block, a screw sequentially penetrates through the first pressing block and the second pressing block to fix the first pressing block and the second pressing block on the upper inclined plane of the rotating seat, a positioning groove is formed in the second pressing block, and the supporting block is placed in the positioning groove to support the first pressing block; set up on the roating seat and treat the angle hole that the processing hole angle is the same with the work piece, set up the through-hole corresponding with it on the base, insert the quick location of corresponding angle hole and through-hole realization angle through the bolt.
And the dual-purpose screw pin for the pressing block is connected with the upper inclined plane of the rotating seat.
The handle is in threaded connection with one end of the rotating shaft.
The straight through hole of the drill plate is designed according to the position of a hole to be machined of a workpiece to be machined, and a drill bushing is arranged in the hole, so that the position of the machined hole is accurate.
The invention has the beneficial effects that: when a plurality of holes with different angles are machined, only one set of holes is needed to be designed and manufactured, so that the number of designed and manufactured clamps is reduced, and the cost is controlled; the hole positions of the processed workpiece are converted by a principle of synchronous rotation of a reasonable design rotating axis and angles, and corresponding hole positions on the clamp are fixed by adopting different groups of bolts and angle hole positions through the rotating rotary seat, so that the processing requirements can be met quickly, the position precision of the holes can be ensured, the processing requirements of holes with different angles can be met, and the processing efficiency and the qualification rate can be improved; secondly, the clamp is simple to operate, reduces operation difficulty, simplifies operation process, can improve the utilization rate of a common drilling machine by more than 50 percent, and can save processing working hours by 50 percent; the invention has strong reference and reference functions to the design of the hole machining clamp of similar parts and has wide application prospect.
Drawings
FIG. 1 is a top view of the clamp of the present invention;
FIG. 2 is a view from the direction G-G of FIG. 1;
FIG. 3 is a front view of the clamp of the present invention;
wherein the content of the first and second substances,
the device comprises a processed workpiece 1, a base 2, a rotating seat 3, a rotating shaft 4, a plug pin 5, a pressing mechanism 6, a pressing block I6-1, a pressing block II 6-2, a drilling template 7, a drilling sleeve 8 and a handle 9.
Detailed Description
For better understanding of the present invention, the technical solutions and effects of the present invention will be described in detail by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, a fixture for multi-angle drilling comprises a base 2, a rotary support and a pressing mechanism 6, wherein the rotary support comprises a rotary seat 3, a plug pin 5, a drilling template 7 and a rotary shaft 4, the rotary shaft 4 sequentially penetrates through the rotary seat 3 and the base 2, the rotary seat 3 can rotate around the rotary shaft 4, the other end of the rotary shaft 4 is connected with a handle 9, the handle 9 is in threaded connection with one end of the rotary shaft 4, the drilling template 7 is installed on the rotary seat 3 and is provided with a through hole corresponding to a hole to be machined, the through hole is designed according to the position of the hole to be machined of a workpiece 1, and a drill bushing 8 is installed in the through hole to ensure that the position of; the pressing mechanism 6 comprises a first pressing block 6-1, a second pressing block 6-2 and a supporting block, a screw sequentially penetrates through the first pressing block 6-1 and the second pressing block 6-2 to fix the pressing blocks on the upper inclined plane of the rotary base 3, the second pressing block 6-2 is connected with the upper inclined plane of the rotary base 3 through a screw pin, a positioning groove is formed in the second pressing block 6-2, and the supporting block is placed in the positioning groove to support the first pressing block 6-1; an angle hole with the same angle as the hole to be processed of the processed workpiece 1 is formed in the rotating seat 3, a through hole corresponding to the rotating seat is formed in the base 2, and the bolt 5 is inserted into the corresponding angle hole and the through hole to realize rapid positioning of the angle; and a drill bushing 8 is arranged in the hole to be processed.
The specific operation method of the clamp is as follows:
firstly, ensuring the smooth rotation of a base 2 and a rotating seat 3 through a rotating shaft 4, fixing a processed workpiece 1 on an upper inclined plane of the rotating seat 3 through a pressing mechanism 6, and fixing the processed workpiece and a clamp together; then, enabling the axis of the drill bit and the processing hole of the processed workpiece 1 to be in the same plane, and fixing the base 2 on a machine tool workbench; the hole to be processed is placed at a vertical position by rotating the rotary seat 3, the hole is inserted into the hole corresponding to the rotary seat 3 through the bolt 5, the angle is positioned, and the axis of the drill bushing 8 and the axis of the drill bit of the machine tool are on the same straight line at the moment; and finally, moving the drill bit of the machine tool downwards to finish the machining of one hole.
When next hole machining is carried out, the bolt 5 is pulled out, the rotary seat 3 is rotated to other angles, the bolt 5 is inserted to carry out the correspondence of different hole positions, the machining of holes in different positions can be rapidly realized, and the operation is convenient and efficient.
Claims (4)
1. The utility model provides a anchor clamps for multi-angle drilling which characterized in that: the drilling machine comprises a base, a rotary support and a pressing mechanism, wherein the rotary support comprises a rotary seat, a bolt, a drilling template and a rotary shaft, the rotary shaft sequentially penetrates through the rotary seat and the base, the rotary seat can rotate around the rotary shaft, the other end of the rotary shaft is connected with a handle, the drilling template is arranged on the rotary seat, and a through hole corresponding to a hole to be machined is formed in the drilling template; the pressing mechanism comprises a first pressing block, a second pressing block and a supporting block, a screw sequentially penetrates through the first pressing block and the second pressing block to fix the first pressing block and the second pressing block on the upper inclined plane of the rotating seat, a positioning groove is formed in the second pressing block, and the supporting block is placed in the positioning groove to support the first pressing block; set up on the roating seat and treat the angle hole that the processing hole angle is the same with the work piece, set up the through-hole corresponding with it on the base, insert the quick location of corresponding angle hole and through-hole realization angle through the bolt.
2. The jig for multi-angle drilling according to claim 1, wherein: and the dual-purpose screw pin for the pressing block is connected with the upper inclined plane of the rotating seat.
3. The jig for multi-angle drilling according to claim 1, wherein: the handle is in threaded connection with one end of the rotating shaft.
4. The jig for multi-angle drilling according to claim 1, wherein: the straight through hole of the drill plate is designed according to the position of a hole to be machined of a workpiece to be machined, and a drill bushing is arranged in the hole, so that the position of the machined hole is accurate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911144853.1A CN110961696B (en) | 2019-11-20 | 2019-11-20 | Clamp for multi-angle drilling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911144853.1A CN110961696B (en) | 2019-11-20 | 2019-11-20 | Clamp for multi-angle drilling |
Publications (2)
Publication Number | Publication Date |
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CN110961696A true CN110961696A (en) | 2020-04-07 |
CN110961696B CN110961696B (en) | 2021-08-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201911144853.1A Active CN110961696B (en) | 2019-11-20 | 2019-11-20 | Clamp for multi-angle drilling |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113894459A (en) * | 2021-11-15 | 2022-01-07 | 中国航发贵州黎阳航空动力有限公司 | Tool for integral assembly welding of outer ring assembly of engine |
Citations (8)
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---|---|---|---|---|
KR20050106361A (en) * | 2005-01-04 | 2005-11-09 | 주식회사 대신상역엔지니어링 | Rail drilling machine |
CN103769878A (en) * | 2012-10-24 | 2014-05-07 | 西安志越机电科技有限公司 | Adjustable fixture for inclined-hole drilling |
US8734066B2 (en) * | 2011-03-23 | 2014-05-27 | Christopher J. Rusch | Hole saw tube notcher |
KR101498313B1 (en) * | 2010-08-13 | 2015-03-03 | 현대중공업 주식회사 | Air drill jig for honning of sternpost |
CN106514361A (en) * | 2017-01-18 | 2017-03-22 | 苏州工业职业技术学院 | Drilling clamp |
CN208322763U (en) * | 2018-05-29 | 2019-01-04 | 陕西柴油机重工有限公司 | Rotary fast fixture for inclined hole processing |
CN109454269A (en) * | 2018-11-07 | 2019-03-12 | 泰安泰山福神齿轮箱有限责任公司 | Fixture for forming device for inclined hole |
CN110238429A (en) * | 2019-07-26 | 2019-09-17 | 湖南南方通用航空发动机有限公司 | A kind of drilling jig gripper |
-
2019
- 2019-11-20 CN CN201911144853.1A patent/CN110961696B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050106361A (en) * | 2005-01-04 | 2005-11-09 | 주식회사 대신상역엔지니어링 | Rail drilling machine |
KR101498313B1 (en) * | 2010-08-13 | 2015-03-03 | 현대중공업 주식회사 | Air drill jig for honning of sternpost |
US8734066B2 (en) * | 2011-03-23 | 2014-05-27 | Christopher J. Rusch | Hole saw tube notcher |
CN103769878A (en) * | 2012-10-24 | 2014-05-07 | 西安志越机电科技有限公司 | Adjustable fixture for inclined-hole drilling |
CN106514361A (en) * | 2017-01-18 | 2017-03-22 | 苏州工业职业技术学院 | Drilling clamp |
CN208322763U (en) * | 2018-05-29 | 2019-01-04 | 陕西柴油机重工有限公司 | Rotary fast fixture for inclined hole processing |
CN109454269A (en) * | 2018-11-07 | 2019-03-12 | 泰安泰山福神齿轮箱有限责任公司 | Fixture for forming device for inclined hole |
CN110238429A (en) * | 2019-07-26 | 2019-09-17 | 湖南南方通用航空发动机有限公司 | A kind of drilling jig gripper |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113894459A (en) * | 2021-11-15 | 2022-01-07 | 中国航发贵州黎阳航空动力有限公司 | Tool for integral assembly welding of outer ring assembly of engine |
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CN110961696B (en) | 2021-08-24 |
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