CN104338961A - Hole forming assembly welding device based on product inclined hole bushing - Google Patents
Hole forming assembly welding device based on product inclined hole bushing Download PDFInfo
- Publication number
- CN104338961A CN104338961A CN201310316736.5A CN201310316736A CN104338961A CN 104338961 A CN104338961 A CN 104338961A CN 201310316736 A CN201310316736 A CN 201310316736A CN 104338961 A CN104338961 A CN 104338961A
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- China
- Prior art keywords
- housing
- index dial
- hole
- keyset
- drill
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23B2247/10—Jigs for drilling inclined holes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention belongs to the technical field of welding, and particularly relates to a hole forming assembly welding device based on a product inclined hole bushing. A 35-degree inclined support and an indexing disc flexibly rotate through a thrust bearing, positioning holes are formed in the indexing disc every 7.5 degrees, two positioning pin holes are formed in the 35-degree inclined support and can be connected with the positioning holes in the indexing disc through positioning pins, so that the indexing disc is positioned, the lower end of an adapter plate is connected with the indexing disc, the upper end of the adapter plate is connected with a shell, a drilling jig and the shell are positioned through a shell inner circle and a quadrant line, a pressing cover is arranged at the upper end of the shell, a pull rod is arranged on the pressing cover, one end of the pull rod is connected with the indexing disc in a threaded manner, the other end of the pull rod is pressed through a nut, a limiting block is arranged at the lower end of the 35-degree inclined support, a reverse countersink tool bar is mounted on a machine tool spindle in working and penetrates a phi 20 hole, a reverse countersink bit is mounted on the reverse countersink tool bar, and the reverse countersink bit and the reverse countersink tool bar can be clamped when the reverse countersink bit rotates anticlockwise.
Description
Technical field
The invention belongs to welding technology field, be specifically related to a kind of drilling erection welding device based on product inclined hole lining.
Background technology
As shown in Figure 1 and Figure 2, certain model lower house adopts the mode of aluminium alloy castings machine-shaping, and product is the version that cylindrical section and cone section combine, and small end is cylindrical structural, and large end is conical section structure.At product small end place, oblique screw lining is fixed by the welding of blanking cover circumference, as shown in Figure 3, spacing by the cross recess on oblique screw lining between oblique screw lining and blanking cover, after ensureing that blanking cover has welded, oblique screw lining can be movable in housing end face inclined hole, ensures regulated quantity during docking.This kind of oblique screw plug cover Welding Structure all has application in each model bullet portion section product, and all adopts 55 ° of oblique screw plug cover assemble welding structures.And the key of this kind of structure successful Application is the processing of oblique screw hole, its structure as shown in Figure 4.
This kind of oblique screw plug cover Welding Structure needs to ensure housing end face 12 oblique screw hole machining accuracies and positional precision in the fabrication process, and the circumference realizing end face 12 oblique screw holes is uniform, simultaneously, after completing Φ 20 hole drilling, realize the spot-facing in small end inner walls face, i.e. the drilling of Φ 30 and Φ 38 hole in Fig. 4.In reality processing, the counterbore in inner walls face can only be drilled by lathe, but common driller cannot directly realize this hole machined, therefore, needs appropriate design frock to realize the oblique screw hole processing of housing end face 12, realizes the assemble welding of blanking cover, tiltedly lining and housing.
Summary of the invention
The object of the present invention is to provide a kind of drilling erection welding device based on product inclined hole lining, to realize drilling and assemble welding of the oblique screw hole of small end.
For achieving the above object, the technical solution used in the present invention is:
Based on a drilling erection welding device for product inclined hole lining, comprise clamping and positioning device and anti-counterbit; Described clamping and positioning device comprises 35 ° of ramped abutment, index dial, keyset, drill jig, gland, pull bar, limited block, thrust bearings; Described 35 ° are passed through thrust bearing flexible rotating between ramped abutment and index dial; On described index dial, every 7.5 ° have a locating hole, 35 ° of ramped abutment have two dowel holes can be connected with locating indexing disc by alignment pin with the locating hole on index dial; The lower end of described keyset is connected with index dial, and the upper end of described keyset is connected with housing; Described drill jig and housing are located by housing inner circle and quadrant line; Described housing upper end is provided with gland, and gland is provided with pull bar, and pull bar one end is connected with index dial by screw thread, and the other end is compressed by nut; The lower end of described 35 ° of ramped abutment is provided with limited block; Described anti-countersink bar is operationally loaded on machine tool chief axis, and anti-countersink bar is through Φ 20 hole, and anti-counterbit is installed on anti-countersink bar, rotates counterclockwise anti-counterbit, anti-counterbit and anti-countersink bar can be clamped.
The lower end of described keyset is connected with index dial by alignment pin B.
The upper end of described keyset is connected with housing by alignment pin A.
The implementation step of the described drilling erection welding device based on product inclined hole lining is as follows: (1) cleaning index dial and keyset surface, ensures that index dial surface, keyset and body contact face are cleaned, without fifth wheel; (2) alignment pin B on index dial is penetrated keyset, then large for housing end end face is connected with keyset, locate by alignment pin A; (3) drill jig is loaded on housing end face, by housing inner circle location drill jig, then drill jig quadrant line is alignd with housing end face quadrant line, with pull bar, 35 ° of ramped abutment, index dial, keyset, housing, drill jigs are connected, clamping; (4) rotate the angular adjustment spanner of 35 ° of ramped abutment, be adjacent to 35 ° of ramped abutment lower surface locating surfaces and limited block 10, now, 35 ° of ramped abutment rotational angles are 35 °, and locking regulates spanner; (5) Φ 20 drill bit is loaded on drilling machine, drills Φ 20 hole; (6), after Φ 20 hole drill system completes, rotating index dial to turning over 4 locating hole positions, two alignment pins being inserted index dial and 35 ° of ramped abutment connecting holes, drills next hole; (7) housing end face Φ 20 is drilled successively by shown in step (5), (6), normal drill bit is pulled down after having drilled, anti-countersink bar is loaded on machine tool chief axis, then anti-countersink bar is passed Φ 20 hole, anti-counterbit is installed on anti-countersink bar, rotate counterclockwise anti-counterbit, ensure anti-counterbit and anti-ream cutter bar clamping; (8) drill Φ 30 counterbore, ensure the anti-ream degree of depth by lathe graduation mark, after the spot-facing degree of depth is qualified, drill Φ 38 counterbore with same method; (9) after having bored a hole, as described in (6), rotate 4 locating hole positions of index dial, plug alignment pin, drill all the other Φ 30, Φ 38 counterbore.
Beneficial effect acquired by the present invention is:
According to the oblique bolt structure feature of housing end face, design housing Set and Positioning frock, enables housing 35 ° inclination, thus make oblique screw hole be in plumbness, housing Set and Positioning frock, while realization is tilted, can realize reasonable calibration, drill the oblique screw hole of housing successively.After housing clamping completes, first utilize drill jig to drill Φ 20 hole, then based on drill jig guiding and reverse reamers, drill housing small end inwall counterbore.After inclined hole has drilled, according to the installation locate mode of oblique screw lining and blanking cover, adopt manual argon arc welding welding method, welding blanking cover, realizes the assemble welding of oblique screw lining, blanking cover and housing.This Set and Positioning frock based on inclined hole turntable is adopted to drill the oblique screw hole of housing end face, effectively achieve drilling of housing end face inclined hole, and utilize anti-counterbit, achieve drilling of housing end face inwall counterbore, meanwhile, the installation locate mode based on oblique screw lining and blanking cover achieves the assemble welding writing screw plug cover.
Accompanying drawing explanation
Fig. 1 is lower house product structure sectional view;
Fig. 2 is lower house product structure right view;
Fig. 3 is lower house product A-A view;
Fig. 4 is oblique screw hole structure figure;
Fig. 5 is that oblique screw hole drills tool structure figure;
Fig. 6 is anti-countersink bar structure chart;
Fig. 7 is anti-counterbit structure chart;
In figure: 1,35 ° of ramped abutment; 2, index dial; 3, keyset; 4, housing; 5, drill jig; 6, gland; 7, pull bar; 8, alignment pin A; 9, alignment pin B; 10, limited block; 11, thrust bearing; 12, anti-countersink bar; 13, anti-counterbit; 14, oblique screw lining; 15, blanking cover.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Drilling erection welding device based on product inclined hole lining of the present invention comprises clamping and positioning device and anti-counterbit; As shown in Figure 5, described clamping and positioning device comprises 35 ° of ramped abutment 1, index dial 2, keyset 3, drill jig 5, gland 6, pull bar 7, alignment pin A8, alignment pin B9, limited block 10, thrust bearing 11; Thrust bearing 11 flexible rotating can be passed through between described 35 ° of ramped abutment 1 and index dial 2, on index dial 2, every 7.5 ° have a locating hole, 35 ° of ramped abutment 1 have two dowel holes can be connected with locating indexing disc 2 by alignment pin with the locating hole on index dial 2; For 12 oblique screw holes of 360 ° of distributions, every 30 ° one, namely index dial 2 often rotates 4 locating holes and drills an oblique screw hole; The lower end of described keyset 3 is connected with index dial 2 to pin B9 by location, and the upper end of described keyset 3 is connected with housing 4 by alignment pin A8; Described drill jig 5 is located by housing inner circle and quadrant line with housing 4; Described housing 4 upper end is provided with gland 6, gland 6 is provided with pull bar 7, and pull bar 7 one end is connected with index dial 2 by screw thread, and the other end is compressed by nut, and the pressured lid 6 of whole clamping and positioning device and pull bar 7 clamp; The lower end of described 35 ° of ramped abutment 1 is provided with limited block 10.
As shown in Figure 6, Figure 7, during work, anti-countersink bar 12 is loaded on machine tool chief axis, by anti-countersink bar 12 through Φ 20 hole, anti-counterbit 13 is installed on anti-countersink bar 12, rotates counterclockwise anti-counterbit 13, anti-counterbit 13 can be clamped with anti-countersink bar 12;
The implementation step of this device is as follows:
(1) clear up index dial 2 and keyset 3 surface, ensure that index dial 2 is surperficial, keyset 3 is clean with housing 4 contact surface, without fifth wheel; (2) alignment pin B9 on index dial 2 is penetrated keyset 3, then held greatly by housing 4 end face to be connected with keyset 3, locate by alignment pin A8; (3) drill jig 5 is loaded on housing 4 end face, by housing 4 inner circle location drill jig 5, then drill jig 5 quadrant line is alignd with housing 4 end face quadrant line, with pull bar 7,35 ° of ramped abutment 1, index dial 2, keyset 3, housing 4, drill jig 5 are connected, clamping; (4) rotate the angular adjustment spanner of 35 ° of ramped abutment 1, be adjacent to 35 ° of ramped abutment 1 lower surface locating surfaces and limited block 10, now, 35 ° of ramped abutment rotational angles are 35 °, and locking regulates spanner; (5) Φ 20 drill bit is loaded on drilling machine, drills Φ 20 hole; (6), after Φ 20 hole drill system completes, rotating index dial 2 to turning over 4 locating hole positions, two alignment pins being inserted index dial and 35 ° of ramped abutment 1 connecting holes, drills next hole; (7) shown in (5), (6), housing 4 end face Φ 20 is drilled successively, normal drill bit is pulled down after having drilled, anti-countersink bar 12 is loaded on machine tool chief axis, then anti-countersink bar 12 is passed Φ 20 hole, anti-counterbit 13 is installed on anti-countersink bar 12, rotate counterclockwise anti-counterbit 13, ensure that anti-counterbit 13 clamps with anti-countersink bar 12; (8) drill Φ 30 counterbore, ensure the anti-ream degree of depth by lathe graduation mark, after the spot-facing degree of depth is qualified, drill Φ 38 counterbore with same method; (9) after having bored a hole, as described in (6), rotate 4 locating hole positions of index dial 2, plug alignment pin, drill all the other Φ 30, Φ 38 counterbore.
After inclined hole has drilled, housing is removed from fixture, clear up oblique screw hole, assemble oblique screw lining and blanking cover, adopt hand argon welding to connect welding blanking cover, ensure that oblique screw lining can be freely movable in hole.
Claims (4)
1. based on a drilling erection welding device for product inclined hole lining, it is characterized in that: this device comprises clamping and positioning device and anti-counterbit; Described clamping and positioning device comprises 35 ° of ramped abutment (1), index dial (2), keyset (3), drill jig (5), gland (6), pull bar (7), limited block (10), thrust bearing (11); By thrust bearing (11) flexible rotating between described 35 ° of ramped abutment (1) and index dial (2); Upper every 7.5 ° of described index dial (2) has a locating hole, 35 ° of ramped abutment (1) has two dowel holes can be connected with locating indexing disc (2) by alignment pin with the locating hole on index dial (2); The lower end of described keyset (3) is connected with index dial (2), and the upper end of described keyset (3) is connected with housing (4); Described drill jig (5) and housing (4) are located by housing inner circle and quadrant line; Described housing (4) upper end is provided with gland (6), gland (6) is provided with pull bar (7), and pull bar (7) one end is connected with index dial (2) by screw thread, and the other end is compressed by nut; The lower end of described 35 ° of ramped abutment (1) is provided with limited block (10); Described anti-countersink bar (12) is operationally loaded on machine tool chief axis, anti-countersink bar (12) is through Φ 20 hole, anti-counterbit (13) is installed on anti-countersink bar (12), rotates counterclockwise anti-counterbit (13), anti-counterbit (13) and anti-countersink bar (12) can be clamped.
2. the drilling erection welding device based on product inclined hole lining according to claim 1, is characterized in that: the lower end of described keyset (3) is by alignment pin B(9) be connected with index dial (2).
3. the drilling erection welding device based on product inclined hole lining according to claim 1, is characterized in that: the upper end of described keyset (3) is by alignment pin A(8) be connected with housing (4).
4. the drilling erection welding device based on product inclined hole lining according to claim 1, it is characterized in that: the implementation step of the described drilling erection welding device based on product inclined hole lining is as follows: (1) cleaning index dial (2) and keyset (3) surface, ensure that index dial (2) is surperficial, keyset (3) is clean with housing (4) contact surface, without fifth wheel; (2) by upper for index dial (2) alignment pin B(9) penetrate keyset (3), then held greatly by housing (4) end face to be connected with keyset (3), by alignment pin A(8) location; (3) drill jig (5) is loaded on housing (4) end face, by housing (4) inner circle location drill jig (5), then drill jig (5) quadrant line is alignd with housing (4) end face quadrant line, with pull bar (7), 35 ° of ramped abutment (1), index dial (2), keyset (3), housing (4), drill jig (5) are connected, clamping; (4) rotate the angular adjustment spanner of 35 ° of ramped abutment (1), be adjacent to 35 ° of ramped abutment (1) lower surface locating surfaces and limited block (10), now, 35 ° of ramped abutment rotational angles are 35 °, and locking regulates spanner; (5) Φ 20 drill bit is loaded on drilling machine, drills Φ 20 hole; (6), after Φ 20 hole drill system completes, rotating index dial (2) to turning over 4 locating hole positions, two alignment pins being inserted index dial and 35 ° of ramped abutment (1) connecting holes, drills next hole; (7) housing (4) end face Φ 20 is drilled successively by shown in step (5), (6), normal drill bit is pulled down after having drilled, anti-countersink bar (12) is loaded on machine tool chief axis, then by anti-countersink bar (12) through Φ 20 hole, anti-counterbit (13) is installed on anti-countersink bar (12), rotate counterclockwise anti-counterbit (13), ensure that anti-counterbit (13) and anti-countersink bar (12) clamp; (8) drill Φ 30 counterbore, ensure the anti-ream degree of depth by lathe graduation mark, after the spot-facing degree of depth is qualified, drill Φ 38 counterbore with same method; (9) after having bored a hole, as described in (6), rotate 4 locating hole positions of index dial (2), plug alignment pin, drill all the other Φ 30, Φ 38 counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316736.5A CN104338961A (en) | 2013-07-25 | 2013-07-25 | Hole forming assembly welding device based on product inclined hole bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310316736.5A CN104338961A (en) | 2013-07-25 | 2013-07-25 | Hole forming assembly welding device based on product inclined hole bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104338961A true CN104338961A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310316736.5A Pending CN104338961A (en) | 2013-07-25 | 2013-07-25 | Hole forming assembly welding device based on product inclined hole bushing |
Country Status (1)
| Country | Link |
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| CN (1) | CN104338961A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397151A (en) * | 2015-11-19 | 2016-03-16 | 沈阳黎明航空发动机(集团)有限责任公司 | Real-time digital display drilling device and method |
| CN110091200A (en) * | 2019-04-11 | 2019-08-06 | 武汉船用机械有限责任公司 | The hole processing clamp of air introduction |
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|---|---|---|---|---|
| KR970033324A (en) * | 1995-12-22 | 1997-07-22 | 정몽원 | Workpiece retainer |
| CN201058402Y (en) * | 2007-06-29 | 2008-05-14 | 天津市天发重型水电设备制造有限公司 | Locating gyration device |
| CN101306478A (en) * | 2008-07-07 | 2008-11-19 | 南车戚墅堰机车有限公司 | Diesel engine cylinder cover slant hole processing device |
| CN201385142Y (en) * | 2009-03-31 | 2010-01-20 | 长沙水泵厂有限公司 | Mechanical clamped counter bit tool |
| CN202951903U (en) * | 2012-11-19 | 2013-05-29 | 常州天山重工机械有限公司 | Inclined hole drilling bench |
-
2013
- 2013-07-25 CN CN201310316736.5A patent/CN104338961A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR970033324A (en) * | 1995-12-22 | 1997-07-22 | 정몽원 | Workpiece retainer |
| CN201058402Y (en) * | 2007-06-29 | 2008-05-14 | 天津市天发重型水电设备制造有限公司 | Locating gyration device |
| CN101306478A (en) * | 2008-07-07 | 2008-11-19 | 南车戚墅堰机车有限公司 | Diesel engine cylinder cover slant hole processing device |
| CN201385142Y (en) * | 2009-03-31 | 2010-01-20 | 长沙水泵厂有限公司 | Mechanical clamped counter bit tool |
| CN202951903U (en) * | 2012-11-19 | 2013-05-29 | 常州天山重工机械有限公司 | Inclined hole drilling bench |
Non-Patent Citations (1)
| Title |
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| 全意: "反刮锪钻的创新结构", 《机械工人冷加工》, 30 June 2005 (2005-06-30), pages 63 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397151A (en) * | 2015-11-19 | 2016-03-16 | 沈阳黎明航空发动机(集团)有限责任公司 | Real-time digital display drilling device and method |
| CN110091200A (en) * | 2019-04-11 | 2019-08-06 | 武汉船用机械有限责任公司 | The hole processing clamp of air introduction |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150211 |