CN201603885U - Boring bar for numerical control elbow bore boring lathe - Google Patents
Boring bar for numerical control elbow bore boring lathe Download PDFInfo
- Publication number
- CN201603885U CN201603885U CN2009202698737U CN200920269873U CN201603885U CN 201603885 U CN201603885 U CN 201603885U CN 2009202698737 U CN2009202698737 U CN 2009202698737U CN 200920269873 U CN200920269873 U CN 200920269873U CN 201603885 U CN201603885 U CN 201603885U
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- China
- Prior art keywords
- bevel gear
- boring bar
- bar body
- hollow shaft
- axle
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- Expired - Lifetime
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- 238000000034 method Methods 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 125000006850 spacer group Chemical group 0.000 description 4
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a boring bar for a numerical control elbow bore boring lathe, which comprises a boring bar body (11). The inside of the boring bar body (11) is provided with a hollow shaft (10). The inside of the hollow shaft (10) is provided with a long shaft (3). The long shaft (3) is provided with a bidirectional electromagnetic clutch (5). The shaft ends of the hollow shaft (10) and the long shaft (3) are respectively provided with a first bevel gear (13) and a second bevel gear (16). The inside of the boring bar body (11) is provided with a small spindle (21). The inside of the small spindle (21) is provided with a mandrel (22). The shaft ends of the small spindle (21) and the mandrel (22) are respectively provided with a fourth bevel gear (19) and a third bevel gear (17). The shaft end of the mandrel (22) is provided with a sixth bevel gear (39). The shaft end of the small spindle (21) is fixedly provided with a cutter head (30). The inside of the cutter head (30) is provided with a screw rod (31). The screw rod (31) is provided with a fifth bevel gear (37) and a nut (34). The nut (34) is fixedly connected with a tool apron (33). The tool apron (33) is arranged on the cutter head (30) and can take longitudinal movement relative to the cutter head (30). The tool apron (33) is fixedly provided with a tool. The utility model can process a diameter caliber or a different diameter caliber of an elbow with different specification sizes and different angles.
Description
(1) technical field
The utility model relates to a kind of inner boring mill of numerical control elbow, especially relates to a kind of boring bar of inner boring mill of numerical control elbow.Be mainly used in the required big-inch pipe elbow endoporus of processing nuclear power generating equipment.Belong to the numerical control machine tool technique field.
(2) background technology
At present, the processing of the boring machine of big-inch pipe elbow endoporus also is confined to the processing of equal diameter endoporus.Because the purposes difference of elbow all needs to use reducing elbow on a lot of nuclear power corollary equipments, but does not also have this type of boring machine at present.The boring bar of common boring machine can only make cutter rotate and can not move radially, and therefore can only be confined to the processing of equal diameter endoporus.
(3) summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of equal diameter endoporus elbow of can processing can process the not boring bar of the inner boring mill of numerical control elbow of equal diameter endoporus elbow again.
The purpose of this utility model realizes like this: a kind of boring bar of inner boring mill of numerical control elbow, comprise the boring bar body, by bearing hollow shaft is installed in the described boring bar body, it is external that hollow shaft one end stretches out boring bar, stretch out on the external hollow shaft of boring bar and be fixed with second gear, stretch out the external hollow shaft axle head of boring bar and be fixed with two flanges, by bearing one major axis is installed in the hollow shaft, this major axis one end stretches out outside the hollow shaft, stretch out on the outer major axis of hollow shaft a two-way electromagnetic clutch is installed, one side of this bi-directional electromagnetic clutch is fixedlyed connected with described pair of flange, and opposite side is fixedlyed connected with one first gear;
The other end of described hollow shaft and major axis places in the boring bar body, place the hollow shaft axle head in the boring bar body that first bevel gear is installed, this first bevel gear is hollow structure, place the major axis axle head in the boring bar body that second bevel gear is installed, this second bevel gear stretches out outside described first bevel gear that is hollow structure;
By bearing one primary spindle is installed in the described boring bar body, this primary spindle is hollow structure, be in the primary spindle of hollow structure and one axle be installed by bearing, one end of primary spindle and axle places in the boring bar body, place the primary spindle axle head in the boring bar body that the 4th bevel gear is installed, the 4th bevel gear is hollow structure, place the axle axle head in the boring bar body that the 3rd bevel gear is installed, the 3rd bevel gear stretches out outside described the 4th bevel gear that is hollow structure, and described the 4th bevel gear and the 3rd bevel gear respectively with described first bevel gear and the engagement of second bevel gear;
It is external that the other end of described primary spindle and axle stretches out described boring bar, stretch out the external axle axle head of described boring bar and be installed with one the 6th bevel gear, the 6th bevel gear stretches out outside the described primary spindle, stretch out the external primary spindle axle head of described boring bar and be installed with a cutterhead, by bearing one leading screw is installed in this cutterhead, the middle part of this leading screw is equipped with one the 5th bevel gear and a nut, the 5th bevel gear and the engagement of described the 6th bevel gear;
Described nut is fixedlyed connected with a tool rest, and this tool rest is arranged on the described cutterhead, and this cutterhead moves radially relatively, and is installed with cutter on this tool rest.
The beneficial effects of the utility model are:
The utility model can reach needed endoporus quality requirement by hard alloy cutter to the processing of the elbow diameter pass or the reducing pass of different specification size and different angles through digital control system control.
(4) description of drawings
Fig. 1 is the outside drawing of the boring bar of inner boring mill of numerical control elbow of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is Fig. 1 left side view.
Fig. 4 is the A-A cut-away view of Fig. 1.
Fig. 5 is that the K of Fig. 2 is to view.
Fig. 6 is the B-B cut-away view of Fig. 1.
Among the figure:
Spacer 1, first gear 2, major axis 3, spacer 4, bi-directional electromagnetic clutch 5, spacer 6, two flanges 7, dottle pin 8, second gear 9, hollow shaft 10, boring bar body 11, dottle pin 12, first bevel gear 13, dottle pin 14, adjusting pad 15, second bevel gear 16, the 3rd bevel gear 17, adjusting pad 18, the 4th bevel gear 19, adjusting pad 20, primary spindle 21, axle 22, bearing holder (housing, cover) 23, spacer 24, adjusting pad 25, ring flange 26, adjusting pad 27, dottle pin 28, first ring flange 29, cutterhead 30, leading screw 31, second ring flange 32, tool rest 33, nut 34, adjusting pad 35, bearing pin 36, the 5th bevel gear 37, dottle pin 38, the 6th bevel gear 39, adjusting pad 40.
(5) specific embodiment
Referring to Fig. 1～6, Fig. 1 is the outside drawing of the boring bar of the utility model inner boring mill of numerical control elbow.Fig. 2 is the vertical view of Fig. 1.Fig. 3 is Fig. 1 left side view.Fig. 4 is the A-A cut-away view of Fig. 1.Fig. 5 is that the K of Fig. 2 is to view.Fig. 6 is the B-B cut-away view of Fig. 1.By Fig. 1～6 as can be seen, the boring bar of the utility model inner boring mill of numerical control elbow, comprise boring bar body 11, by bearing hollow shaft 10 is installed in the described boring bar body 11, hollow shaft 10 1 ends stretch out outside the boring bar body 11, stretch out on the hollow shaft 10 outside the boring bar body 11 and be fixed with second gear 9 and dottle pin 8 by key, stretch out boring bar body 11 outer hollow shaft 10 axle heads and be fixed with two flanges 7, by bearing one major axis 3 is installed in the hollow shaft 10, these major axis 3 one ends stretch out outside the hollow shaft 10, stretch out on the major axis 3 outside the hollow shaft 10 a two-way electromagnetic clutch 5 is installed, one side of this bi-directional electromagnetic clutch 5 is fixedlyed connected with described pair of flange 7, and opposite side is fixedlyed connected with one first gear 2; The other end of described hollow shaft 10 and major axis 3 places in the boring bar body 11, place hollow shaft 10 axle heads in the boring bar body 11 that the dottle pin 12 and first bevel gear 13 are installed, this first bevel gear 13 is hollow structure, place major axis 3 axle heads in the boring bar body 11 that the dottle pin 14 and second bevel gear 16 are installed, this second bevel gear 16 stretches out outside described first bevel gear 13 that is hollow structure; Pass through bearing in the described boring bar body 11, bearing holder (housing, cover) 23 and ring flange 26 are equipped with a primary spindle 21, this primary spindle 21 is hollow structure, be in the primary spindle 21 of hollow structure and one axle 22 be installed by bearing, one end of primary spindle 21 and axle 22 places in the boring bar body 11, place primary spindle 21 axle heads in the boring bar body 11 that the 4th bevel gear 19 is installed, the 4th bevel gear 19 is hollow structure, place axle 22 axle heads in the boring bar body 11 that the 3rd bevel gear 17 is installed, the 3rd bevel gear 17 stretches out outside described the 4th bevel gear 19 that is hollow structure, and described the 4th bevel gear 19 and the 3rd bevel gear 17 respectively with described first bevel gear 13 and 16 engagements of second bevel gear; The other end of described primary spindle 21 and axle 22 stretches out outside the described boring bar body 11, stretch out described boring bar body 11 outer axle 22 axle heads and be installed with one the 6th bevel gear 39 and one second ring flange 32, the 6th bevel gear 39 stretches out outside the described primary spindle 21, stretch out described boring bar body 11 outer primary spindle 21 axle heads and be installed with a cutterhead 30, by the bearing and first ring flange 29 leading screw 31 is installed in this cutterhead 30, the middle part of this leading screw 31 is equipped with one the 5th bevel gear 37 and a nut 34, the five bevel gears 37 and 39 engagements of described the 6th bevel gear; Described nut 34 is fixedlyed connected with a tool rest 33, and this tool rest 33 is arranged on the described cutterhead 30, and this cutterhead 30 moves radially relatively, and is installed with cutter on this tool rest 33.
Such realization of the rotation of cutterhead 30: drive hollow shaft 10 rotations, hollow shaft 10 rotation drives first bevel gear 13 through second gear 9 by ac variable-frequency electric motor, first bevel gear 13 drives the 4th bevel gear 19, the 4th bevel gear 19 drives primary spindle 21, drives cutterhead 30 rotations by primary spindle 21 at last.The cutter that is fixed on the tool rest 33 can carry out machining to the endoporus of workpiece, different cutters according to the workpiece pass can maintain static or move radially, moving radially of cutter is achieved in that driving major axis 3 by first gear 2 rotates, major axis 3 rotates and drives second bevel gear 16, second bevel gear 16 drives the 3rd bevel gear 17, the 3rd bevel gear 17 drives axle 22 and rotates, axle 22 is rotated and is driven the 6th bevel gear 39, the 6th bevel gear 39 drives the 5th bevel gear 37 and rotates, the 5th bevel gear 37 rotating band movable wire thick sticks 31 rotate, last leading screw 31 rotates through nut 34 drive tool rests 33 and moves radially along cutterhead 30, thereby two existing cutters moves radially in fact.The transmission mechanism that cutter radial moves when processing equal diameter pass is disconnected by bi-directional electromagnetic clutch 5, just can finish the processing of equal diameter pass and non-equal diameter pass by the control of digital control system.
Claims (1)
1. the boring bar of an inner boring mill of numerical control elbow, comprise boring bar body (11), it is characterized in that by bearing hollow shaft (10) being installed in the described boring bar body (11), hollow shaft (10) one ends stretch out outside the boring bar body (11), stretch out on the outer hollow shaft (10) of boring bar body (11) and be fixed with second gear (9), stretch out outer hollow shaft (10) axle head of boring bar body (11) and be fixed with two flanges (7), by bearing one major axis (3) is installed in the hollow shaft (10), these major axis (3) one ends stretch out outside the hollow shaft (10), stretch out on the outer major axis (3) of hollow shaft (10) a two-way electromagnetic clutch (5) is installed, one side of this bi-directional electromagnetic clutch (5) is fixedlyed connected with described pair of flange (7), and opposite side is fixedlyed connected with one first gear (2);
The other end of described hollow shaft (10) and major axis (3) places in the boring bar body (11), place hollow shaft (10) axle head in the boring bar body (11) that first bevel gear (13) is installed, this first bevel gear (13) is hollow structure, place major axis (3) axle head in the boring bar body (11) that second bevel gear (16) is installed, this second bevel gear (16) stretches out outside described first bevel gear (13) that is hollow structure;
By bearing one primary spindle (21) is installed in the described boring bar body (11), this primary spindle (21) is hollow structure, be in the primary spindle (21) of hollow structure and one axle (22) be installed by bearing, one end of primary spindle (21) and axle (22) places in the boring bar body (11), place primary spindle (21) axle head in the boring bar body (11) that the 4th bevel gear (19) is installed, the 4th bevel gear (19) is hollow structure, place axle (22) axle head in the boring bar body (11) that the 3rd bevel gear (17) is installed, the 3rd bevel gear (17) stretches out outside described the 4th bevel gear (19) that is hollow structure, and described the 4th bevel gear (19) and the 3rd bevel gear (17) respectively with described first bevel gear (13) and second bevel gear (16) engagement;
The other end of described primary spindle (21) and axle (22) stretches out outside the described boring bar body (11), stretch out outer axle (22) axle head of described boring bar body (11) and be installed with one the 6th bevel gear (39), the 6th bevel gear (39) stretches out outside the described primary spindle (21), stretch out outer primary spindle (21) axle head of described boring bar body (11) and be installed with a cutterhead (30), by bearing one leading screw (31) is installed in this cutterhead (30), the middle part of this leading screw (31) is equipped with one the 5th bevel gear (37) and a nut (34), the 5th bevel gear (37) and described the 6th bevel gear (39) engagement;
Described nut (34) is fixedlyed connected with a tool rest (33), and this tool rest (33) is arranged on the described cutterhead (30), and this cutterhead (30) moves radially relatively, and is installed with cutter on this tool rest (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202698737U CN201603885U (en) | 2009-11-01 | 2009-11-01 | Boring bar for numerical control elbow bore boring lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202698737U CN201603885U (en) | 2009-11-01 | 2009-11-01 | Boring bar for numerical control elbow bore boring lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201603885U true CN201603885U (en) | 2010-10-13 |
Family
ID=42948594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202698737U Expired - Lifetime CN201603885U (en) | 2009-11-01 | 2009-11-01 | Boring bar for numerical control elbow bore boring lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201603885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700580B (en) * | 2009-11-01 | 2011-09-14 | 江阴圆方机械制造有限公司 | Boring rod of inner boring mill of numerical control elbow |
-
2009
- 2009-11-01 CN CN2009202698737U patent/CN201603885U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700580B (en) * | 2009-11-01 | 2011-09-14 | 江阴圆方机械制造有限公司 | Boring rod of inner boring mill of numerical control elbow |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101013 Effective date of abandoning: 20091101 |