CN211101739U - Thin-wall cylindrical part inclined hole drilling and clamping device - Google Patents
Thin-wall cylindrical part inclined hole drilling and clamping device Download PDFInfo
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- CN211101739U CN211101739U CN201921899444.8U CN201921899444U CN211101739U CN 211101739 U CN211101739 U CN 211101739U CN 201921899444 U CN201921899444 U CN 201921899444U CN 211101739 U CN211101739 U CN 211101739U
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Abstract
The utility model discloses a thin-wall cylindrical part inclined hole drilling and clamping device, which comprises a drilling template, a mandrel, a supporting plate, a bottom plate, a bearing seat and a positioning block; the bottom plate is provided with an inclined plate with a wedge-shaped section, and the bearing seat is arranged on the inclined surface of the inclined plate; the lower part of the mandrel is arranged on a bearing seat through a bearing, and the mandrel is provided with a positioning seat; a drill plate is arranged at the top of the mandrel, and a drill sleeve is arranged on the drill plate; the supporting plate is arranged on the inclined plane of the inclined plate; the supporting plate is provided with a rectangular through hole, the axis of the through hole is perpendicular to the mandrel, a positioning block is arranged at the position of the through hole and connected with the handle, the handle seat is installed on the side, back to the mandrel, of the supporting plate, a spring is arranged on the handle, and two ends of the spring are respectively connected with the handle seat and the positioning block. The utility model converts the drilling plane to the direction perpendicular to the drill bit of the drilling machine through the inclined plate, thereby facilitating the processing of the inclined hole; the utility model discloses simple structure still has, and the location is accurate, convenient operation, advantage that machining efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of drilling equipment, concretely relates to thin wall drum spare bores inclined hole clamping device.
Background
The thin-wall cylindrical part is widely applied to aerospace, weaponry, chemical industry and living facilities, and a group of angled round holes need to be drilled on the wall of the cylindrical part due to installation or connection requirements. When the inclined hole of the cylinder wall is machined, the cylinder part is required to be installed to a position to be machined so that a drilling plane is perpendicular to the drill bit, the stability of the cylinder part in the machining process is required to be kept, and the drill bit of the radial drilling machine cannot be subjected to drilling machining at an offset angle. In order to solve the processing requirements, a clamping device for drilling inclined holes in thin-wall cylindrical parts is designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a simple structure, the clamping of the work piece of being convenient for, the location is accurate, and can make the inclined hole drilling easy operation, improves production efficiency's thin wall cylinder spare inclined hole clamping device that bores.
The utility model adopts the technical proposal that: a thin-wall cylindrical part inclined hole drilling and clamping device comprises a drilling template, a mandrel, a supporting plate, a bottom plate, a bearing seat and a positioning block; the base plate is provided with an inclined plate with a wedge-shaped section, the bearing seat is arranged on the inclined surface of the inclined plate, and the axis of the bearing seat is perpendicular to the inclined surface of the inclined plate; the lower part of the mandrel is arranged on a bearing seat through a bearing, a positioning seat is arranged on the mandrel, and the positioning seat is positioned above the bearing seat; the top of the mandrel is provided with a drilling template, the drilling template is coaxial with the mandrel, and the drilling template is provided with a drilling sleeve; the supporting plate is arranged on the inclined plane of the inclined plate and is parallel to the mandrel; the supporting plate is provided with a rectangular through hole, the axis of the through hole is perpendicular to the mandrel, a positioning block is arranged at the position of the through hole and can slide in the through hole, the positioning block is connected with the handle, the handle seat is installed on the side surface of the supporting plate back to the mandrel, the handle is provided with a spring, and the two ends of the spring are respectively connected with the handle seat and the positioning block.
In the thin-wall cylindrical part inclined hole drilling clamping device, the positioning seat is sleeved on the mandrel, the lower end of the positioning seat is in contact with a shaft shoulder on the mandrel, and the upper end of the positioning seat is fixed through the nut.
In the thin-wall cylindrical part inclined hole drilling clamping device, the bearing seat is arranged on the connecting seat, and the connecting seat is fixedly arranged on the inclined surface of the inclined plate.
In the thin-wall cylindrical part inclined hole drilling clamping device, a plurality of positioning pin holes are formed in the edge of the drilling template and are uniformly arranged along the circumferential direction; the top of the supporting plate is fixedly provided with a bolt seat, a bolt hole is formed in the bolt seat, and the bolt hole of the bolt seat can be coaxial with any positioning pin hole in the drilling template.
In the thin-wall cylindrical part inclined hole drilling clamping device, the through hole of the supporting plate is internally provided with the bushing, and the positioning block is arranged in the bushing and can move in the bushing.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model converts the drilling plane to the direction perpendicular to the drill bit of the drilling machine through the inclined plate, thereby facilitating the processing of the inclined hole; the utility model uses the bearing to rotate the thin-wall cylinder piece, and the hole to be processed is positioned at the processing position under the condition of avoiding repeated clamping; the utility model discloses simple structure still has, and the location is accurate, convenient operation, advantage that machining efficiency is high.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a sectional view of the connecting seat of the present invention.
Fig. 3 is a perspective view of the drill plate of the present invention.
Fig. 4 is a perspective view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-4, the present invention includes a drill plate 9, a drill bushing 10, a mandrel 8, a bolt 12, a bolt seat 13, a support plate 14, a bushing 19, a positioning block 15, a spring 16, a handle 17, a positioning seat 7, a pressing ring 5, a bearing seat 4, a bottom plate 1, an inclined plate 2, a connecting seat 20 and a cover plate 6. The base plate 1 on be equipped with the section and be wedge-shaped swash plate 2, bearing frame 4 install on connecting seat 20, connecting seat 20 fixed mounting is on the inclined plane of swash plate 2, the axis perpendicular to inclined plane setting of swash plate 2 of bearing frame 4, the top of bearing frame 4 is equipped with end cover 6. The lower part of the mandrel 8 is arranged on the bearing seat 4 through the bearing 3, the mandrel 8 is provided with the positioning seat 7, and the positioning seat 7 is positioned above the bearing seat 4. The positioning seat 7 is sleeved on the mandrel 8, the lower end of the positioning seat 7 is in contact with a shaft shoulder on the mandrel, and the upper end of the positioning seat 7 is fixed through a nut. The top of the mandrel 8 is provided with a drilling template 9, the drilling template 9 is coaxial with the mandrel 8, the drilling template 9 is axially positioned through an opening gasket 11 and a screw, and a drilling sleeve 10 is arranged on the drilling template 9. The edge of the drill plate 9 is provided with a plurality of positioning pin holes 91, and the plurality of positioning pin holes 91 are uniformly arranged along the circumferential direction.
The supporting plate 14 is arranged on the inclined surface of the inclined plate 2, and the supporting plate 14 is arranged in parallel to the mandrel 8. The supporting plate 14 is provided with a rectangular through hole, the axis of the through hole is perpendicular to the mandrel 8, a bushing 19 is arranged in the through hole of the supporting plate 14, and the positioning block 15 is arranged in the bushing 19 and can move in the bushing 19. The positioning block 15 is connected with the handle 17, the handle seat of the handle 17 is installed on the side surface of the supporting plate 14 back to the mandrel 8, the handle 17 is provided with a spring 16, and two ends of the spring 16 are respectively connected with the handle seat and the positioning block 15. The top of the supporting plate 14 is fixedly provided with a bolt seat 13, the bolt seat 13 is provided with a bolt hole, the bolt hole of the bolt seat 13 can be coaxial with any positioning pin hole 91 on the drill plate 9, and the thin-wall cylindrical part is positioned through the bolt 12.
The manufacturing method of the utility model is as follows:
the bottom plate 1 and the inclined plate 2 are connected through screws and are positioned by pins; the connecting seat 20 is connected with the inclined plate 2 through four screws and two pins; the lower end surface of the bearing seat 4 is fixed with the connecting seat 20 through four screws; the pressing ring 5 is connected with the upper end face of the bearing seat 4 through a screw. The mandrel 8 and a cylindrical roller bearing are coaxially fixed on the bearing seat 4 through two thrust self-aligning roller bearings, the positioning seat 7 is connected with the mandrel 8 through a nut, the positioning seat 7 is tightly attached to the cylindrical roller bearing, and the positioning seat 7 of the mandrel 8 is ensured to freely rotate after installation. Pressing a drilling template 9 to the top end of the mandrel 8 through a screw and a split washer 11; the drill bushing 10 is connected with the drill plate 9 in an interference fit manner. The supporting plate 14 is fixed with the sloping plate 2 through screws and pins; the bolt seat 13 is fixed on the top of the support plate 14 through two screws and one pin; the bracket 18 is fixed to the support plate 14 by two screws. The spring 6 is arranged between the positioning block 15 and the bracket 18 by taking the pull handle 17 as an axis; the positioning block 15 is connected with the handle 17, and is guided by the bush 19 to freely slide in the bush 19, and the bolt 6 is reserved.
The operation method of the utility model is as follows:
1) the thin-wall cylindrical part is arranged on the positioning seat 7 in a clearance fit manner, and the protruding part of the outer wall of the thin-wall cylindrical part is pressed tightly by the tensioning and loosening of the handle 17 and the spring force, so that the radial positioning of the thin-wall cylindrical part is realized;
2) screwing down the screw to enable the opening gasket 11 to press the drill plate 9, fixing the drill plate 9 at the upper end of the mandrel 8, and enabling the drill bush 10 to be attached to the inclined plane to be machined; inserting the bolt 12 into the positioning holes of the drill jig plate 9 and the bolt seat 13 to complete clamping of the thin-wall cylindrical part;
3) drilling, after one group of holes are processed, pulling out the plug 12, tensioning the handle 17, rotating the thin-wall cylindrical part until the next group of positioning holes of the drilling template 9 are aligned with the positioning holes of the plug seat 13, inserting the plug 12, loosening the handle 17 to enable the plug to tightly press the thin-wall cylindrical part, and then processing the next group of holes;
4) repeating the step 3) until the drilling is finished;
5) loosening the screw, pulling out the bolt 12, taking out the drill plate 9, tensioning the handle 17 and taking out the processed thin-wall cylindrical part.
Claims (5)
1. The utility model provides a thin wall drum spare bores inclined hole clamping device which characterized by: the drilling jig comprises a drilling jig plate, a mandrel, a supporting plate, a bottom plate, a bearing seat and a positioning block; the base plate is provided with an inclined plate with a wedge-shaped section, the bearing seat is arranged on the inclined surface of the inclined plate, and the axis of the bearing seat is perpendicular to the inclined surface of the inclined plate; the lower part of the mandrel is arranged on a bearing seat through a bearing, a positioning seat is arranged on the mandrel, and the positioning seat is positioned above the bearing seat; the top of the mandrel is provided with a drilling template, the drilling template is coaxial with the mandrel, and the drilling template is provided with a drilling sleeve; the supporting plate is arranged on the inclined plane of the inclined plate and is parallel to the mandrel; the supporting plate is provided with a rectangular through hole, the axis of the through hole is perpendicular to the mandrel, a positioning block is arranged at the position of the through hole and can slide in the through hole, the positioning block is connected with the handle, the handle seat is installed on the side surface of the supporting plate back to the mandrel, the handle is provided with a spring, and the two ends of the spring are respectively connected with the handle seat and the positioning block.
2. The thin-walled cylinder part inclined hole drilling and clamping device as claimed in claim 1, wherein: the positioning seat is sleeved on the mandrel, the lower end of the positioning seat is in contact with a shaft shoulder on the mandrel, and the upper end of the positioning seat is fixed through a nut.
3. The thin-walled cylinder part inclined hole drilling and clamping device as claimed in claim 1, wherein: the bearing seat is arranged on the connecting seat, and the connecting seat is fixedly arranged on the inclined plane of the inclined plate.
4. The thin-walled cylinder part inclined hole drilling and clamping device as claimed in claim 1, wherein: a plurality of positioning pin holes are formed in the edge of the drilling template and are uniformly arranged along the circumferential direction; the top of the supporting plate is fixedly provided with a bolt seat, a bolt hole is formed in the bolt seat, and the bolt hole of the bolt seat can be coaxial with any positioning pin hole in the drilling template.
5. The thin-walled cylinder part inclined hole drilling and clamping device as claimed in claim 1, wherein: be equipped with the bush in the through-hole of backup pad, the locating piece is arranged in the bush, can remove in the bush.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921899444.8U CN211101739U (en) | 2019-11-06 | 2019-11-06 | Thin-wall cylindrical part inclined hole drilling and clamping device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921899444.8U CN211101739U (en) | 2019-11-06 | 2019-11-06 | Thin-wall cylindrical part inclined hole drilling and clamping device |
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Publication Number | Publication Date |
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CN211101739U true CN211101739U (en) | 2020-07-28 |
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CN201921899444.8U Active CN211101739U (en) | 2019-11-06 | 2019-11-06 | Thin-wall cylindrical part inclined hole drilling and clamping device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113927112A (en) * | 2021-11-10 | 2022-01-14 | 中国航发南方工业有限公司 | Multidirectional positioning nozzle clamp |
-
2019
- 2019-11-06 CN CN201921899444.8U patent/CN211101739U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113927112A (en) * | 2021-11-10 | 2022-01-14 | 中国航发南方工业有限公司 | Multidirectional positioning nozzle clamp |
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