CN206253665U - A kind of turbine rotor is to wheel borer - Google Patents
A kind of turbine rotor is to wheel borer Download PDFInfo
- Publication number
- CN206253665U CN206253665U CN201621401619.4U CN201621401619U CN206253665U CN 206253665 U CN206253665 U CN 206253665U CN 201621401619 U CN201621401619 U CN 201621401619U CN 206253665 U CN206253665 U CN 206253665U
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- wheel
- support
- boring bar
- turbine rotor
- transmission case
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- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 241000397426 Centroberyx lineatus Species 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
To wheel borer, it is related to a kind of borer to a kind of turbine rotor.The utility model in order to solve on existing turbine rotor clutch to wheel bore in-site installation after, because the hole cut with scissors out often glances off and wrong, cause the problem low to wheel bore machining accuracy.The upper end of support of the present utility model can be slidably mounted at the lower end of crossbeam, transmission case is arranged on a lower end for support, to wheel installed in the bottom of crossbeam, tight device tightly to take turns lateral wall on, hanger bracket pass through one of support bottom and on wheel after being connected with the output end of transmission case by boring bar after bore hole, hydraulic motor is connected with the input of transmission case, boring bar is located in hanger bracket, boring bar is provided with screw thread and forms leading screw, tool rest is arranged on leading screw, boring cutter is arranged on tool rest, differential mechanism is arranged on the side end face of hanger bracket and is connected with boring bar, vertical adjustment bolt and horizontal adjusting bolt are installed on support.The utility model is used for turbine rotor and wheel is processed.
Description
Technical field
The utility model is related to a kind of borer, and in particular to a kind of turbine rotor belongs to machine to wheel borer
Tool processing industry.
Background technology
Turbine rotor be usually by it is high, in, at least three, bottom formed with upper rotor part connection, because turbine rotor belongs to
High-speed rotation, 3000 turns per minute, this requires to couple very reliable between rotor, but also it is bent to meet rotor installation amount of deflection
Line.Connection is by, to installing alignment pin in wheel bore come what is completed, turbine rotor is to wheel bore on wheel between turbine rotor
Scene processing was reamed using hand-operated reamer, and this method labour intensity is big, and efficiency is low, and the hole cut with scissors out often glances off
The problems such as with mistake.
Utility model content
The purpose of this utility model be in order to solve on existing turbine rotor clutch to wheel bore in-site installation after, by
Often glanced off in the hole cut with scissors out and wrong, cause the problem low to wheel bore machining accuracy.And then a kind of steam turbine turn is provided
Son is to wheel borer.
The technical solution of the utility model is：A kind of turbine rotor to wheel borer include crossbeam, boring bar, tool rest,
Boring cutter, transmission case, hydraulic motor, vertical adjustment bolt, horizontal adjusting bolt, tight device, leading screw, differential mechanism, hanger bracket and
At least one support, the upper end of at least one support can be slidably mounted at the lower end of crossbeam, and transmission case is arranged on support
Lower end, to wheel installed in the bottom of crossbeam, tight device tightly on the lateral wall to taking turns, hanger bracket passes through one of support
Bottom and to after being connected with the output end of transmission case by boring bar after bore hole, hydraulic motor connects with the input of transmission case on wheel
Connect, boring bar is located in hanger bracket, boring bar is provided with screw thread and forms leading screw, tool rest is arranged on leading screw, and boring cutter is arranged on tool rest
On, differential mechanism is arranged on the side end face of hanger bracket and is connected with boring bar, and differential mechanism vertically adjusts spiral shell away from transmission case side
Bolt and horizontal adjusting bolt are installed on support.
Further, the lower end of crossbeam is provided with swallow-tail form slideway, and the upper end of support offers dovetail groove, and dovetail groove is in dovetail
Slidable connection in shape slideway.
Further, tight device is included tight chain and two to lock connectors, the two ends of tight chain respectively with one
Individual locking connector connection, is connected on support by a locking connector respectively after tight chain is centered around to taking turns above.
Further, it also includes hydraulic pump, and hydraulic pump is connected with hydraulic motor.
Further, the lower surface of support is provided with circular arc camber.
Further, connected by the taper shank on boring bar between boring bar and transmission case.
Further, boring bar is located in the positioning sleeve of hanger bracket.
The utility model has the following effects that compared with prior art：
Steam turbine of the present utility model in Installation in Plant, by the tune to vertical adjustment bolt and horizontal adjusting bolt
It is whole, accurately and reliably to wheel pin-and-hole, pin-and-hole mistake and skew problems, the surface after adjustment can be eliminated by the quasi- turbine rotor of boring
Roughness is 13.2, and boring gross porosity linearity is 0.02mm, so that eliminating draw because alignment pin assembling is bad when steam turbine is operated
The vibration problems for rising.Effectively extend the alignment pin service life of at least 4 years.
The utility model simple structure, easy to operate, 100 millimeters of bore hole scope Φ 50- Φ.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；Fig. 2 is the side view of Fig. 1.
Specific embodiment
Specific embodiment one：With reference to Fig. 1 and Fig. 2 explanation present embodiments, a kind of turbine rotor of present embodiment
Crossbeam 1, boring bar 3, tool rest 5, boring cutter 6, transmission case 7, hydraulic motor 8, vertical adjustment bolt 9, level are included to wheel borer
Adjustment bolt 10, tight device 11, leading screw 13, differential mechanism 14, the support 2 of hanger bracket 15 and at least one, at least one support 2
Upper end can be slidably mounted at the lower end of crossbeam 1, and transmission case 7 is arranged on a lower end for support 2, wheel 4 is arranged under crossbeam 1
Portion, tight device 11 tightly on to the lateral wall of wheel 4, hanger bracket 15 passes through one of the bottom of support 2 and to being treated on wheel 4
It is connected with the output end of transmission case 7 by boring bar 3 after bore hole, hydraulic motor 8 is connected with the input of transmission case 7, boring bar 3 wears
In hanger bracket 15, boring bar 3 is provided with screw thread and forms leading screw 13, and tool rest 5 is arranged on leading screw 13, and boring cutter 6 is arranged on tool rest 5
On, differential mechanism 14 is arranged on the side end face of hanger bracket 15 and is connected with boring bar 3, and differential mechanism 14 is away from the side of transmission case 7, hangs down
Straight adjustment bolt 9 and horizontal adjusting bolt 10 are installed on support 2.
The concrete structure of the transmission case 7 of present embodiment is not shown in detail, and is prior art, as long as transmission can be realized i.e.
Can.
Specific embodiment two：Present embodiment is illustrated with reference to Fig. 1 to Fig. 2, the lower end of the crossbeam 1 of present embodiment is provided with
Swallow-tail form slideway, the upper end of support 2 offers dovetail groove, dovetail groove slidable connection in swallow-tail form slideway.It is arranged such, even
Connect reliability, simple structure, it is easy to accomplish.Other compositions and annexation are identical with specific embodiment one.
Specific embodiment three：Present embodiment is illustrated with reference to Fig. 1 to Fig. 2, present embodiment includes tight device 11
Tight chain 11-1 and two locking connector 11-2, the two ends of tight chain 11-1 are connected with a locking connector 11-2 respectively
Connect, be connected on support 2 by a locking connector 11-2 respectively after tight chain 11-1 is centered around to taking turns on 4.So set
Put, simple structure, when using, it is only necessary to pulled by tightening the bolt on locking connector 11-2 and tight chain 11-1 is tightened up,
And then realize to wheel tightly acting on.Other compositions and annexation are identical with specific embodiment one or two.
The locking connector 11-2 of present embodiment includes connector, tight leading screw and bolt, one end of connector and handle
Tight chain 11-1 connections, are connected to tight leading screw the other end of connector, and connector is arranged on support 2, and bolt is screwed in handle
On tight leading screw.
Specific embodiment four：Present embodiment is illustrated with reference to Fig. 1 to Fig. 2, present embodiment also includes hydraulic pump 12, liquid
Press pump 12 is connected with hydraulic motor 8.It is arranged such, is easy to provide sufficiently large power for hydraulic motor 8.Other compositions and connection
Relation is identical with specific embodiment one, two or three.
Specific embodiment five：Present embodiment is illustrated with reference to Fig. 1 to Fig. 2, the lower surface of the support 2 of present embodiment sets
There is circular arc camber.It is arranged such, is easy to be in contact with the lateral wall to taking turns.Other compositions and annexation and specific embodiment
First, two, three or four are identical.
Specific embodiment six：Present embodiment, boring bar 3 and the transmission case 7 of present embodiment are illustrated with reference to Fig. 1 to Fig. 2
Between connected by the taper shank on boring bar 3.It is arranged such, connects simple and reliable.Other compositions and annexation and specific implementation
Mode one, two, three, four or five are identical.
Specific embodiment seven：Present embodiment is illustrated with reference to Fig. 1 to Fig. 2, the boring bar 3 of present embodiment is located in suspension
In the positioning sleeve of frame 15.It is arranged such, is easy to ensure being smoothed out for boring work.Other compositions and annexation and specific reality
Apply mode one, two, three, four, five or six identical.
Support of the present utility model adjusts appropriate location when working, by carrier base in rotor to be processed to taking turns on cylindrical,
Hanger bracket is housed, the positioning sleeve on hanger bracket is equipped with transmission case built with boring bar on another support, pass on one of support
There are ISO40 standard internal taper holes in dynamic case, can be connected with the taper shank of boring bar, play transmission boring bar and positioning action.Live boring
Kong Shi, is allowed to fixed to taking turns on cylindrical in rotor to be connected by carrier base by tight device, adjust vertical adjusting screw with
Leveling screw, makes boring bar center and processes hole center superposition, and by boring cutter on tool rest, each bore hole amount is not more than
0.15 millimeter.Hydraulic power unit is started, drives boring bar to rotate by hydraulic motor, by the differential mechanism on boring bar, make the silk on boring bar
Thick stick is rotated, and drives tool rest to be spinned in wheel bore line feed, reaches the purpose of bore hole.
Although the utility model is disclosed above with preferred embodiment, but it is not limited to of the present utility model, sheet
Art personnel can also do other changes in the utility model spirit, and be applied to the NM neck of the utility model
In domain, certainly, these should all be included in the utility model model required for protection according to the change that the utility model spirit is done
In enclosing.
Claims (7)
1. a kind of turbine rotor is to wheel borer, it is characterised in that：It includes crossbeam (1), boring bar (3), tool rest (5), boring
Knife (6), transmission case (7), hydraulic motor (8), vertical adjustment bolt (9), horizontal adjusting bolt (10), tight device (11), silk
Thick stick (13), differential mechanism (14), hanger bracket (15) and at least one support (2),
The upper end of at least one support (2) can be slidably mounted at the lower end of crossbeam (1), and transmission case (7) is installed in a support (2)
Lower end, to wheel (4) installed in the bottom of crossbeam (1), tight device (11) tightly on the lateral wall to taking turns (4), hanger bracket
(15) bottom of support (2) is passed through one of and to taking turns on (4) after the output after bore hole by boring bar (3) and transmission case (7)
End connection, hydraulic motor (8) is connected with the input of transmission case (7), and boring bar (3) is located in hanger bracket (15), on boring bar (3)
Be provided with screw thread formed leading screw (13), tool rest (5) on leading screw (13), boring cutter (6) on tool rest (5), differential mechanism
(14) it is connected on the side end face of hanger bracket (15) and with boring bar (3), and differential mechanism (14) is away from transmission case (7) side,
Vertical adjustment bolt (9) and horizontal adjusting bolt (10) are installed on support (2).
2. according to claim 1 a kind of turbine rotor to wheel borer, it is characterised in that：Open the lower end of crossbeam (1)
The upper end for having swallow-tail form slideway, support (2) offers dovetail groove, dovetail groove slidable connection in swallow-tail form slideway.
3. according to claim 2 a kind of turbine rotor to wheel borer, it is characterised in that：Tight device (11) is included
Tight chain (11-1) and two lockings connector (11-2), connector is locked in the two ends of tight chain (11-1) with one respectively
(11-2) is connected, and is connected to by locking connector (11-2) respectively after tight chain (11-1) is centered around to taking turns on (4)
On support (2).
4. according to claim 1 a kind of turbine rotor to wheel borer, it is characterised in that：It also includes hydraulic pump
(12), hydraulic pump (12) is connected with hydraulic motor (8).
5. according to claim 4 a kind of turbine rotor to wheel borer, it is characterised in that：The lower surface of support (2)
It is provided with circular arc camber.
6. according to claim 5 a kind of turbine rotor to wheel borer, it is characterised in that：Boring bar (3) and transmission case
(7) connected by the taper shank on boring bar (3) between.
7. according to claim 6 a kind of turbine rotor to wheel borer, it is characterised in that：Boring bar (3) is located in outstanding
In the positioning sleeve of hanger (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401619.4U CN206253665U (en) | 2016-12-20 | 2016-12-20 | A kind of turbine rotor is to wheel borer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401619.4U CN206253665U (en) | 2016-12-20 | 2016-12-20 | A kind of turbine rotor is to wheel borer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206253665U true CN206253665U (en) | 2017-06-16 |
Family
ID=59030498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621401619.4U Active CN206253665U (en) | 2016-12-20 | 2016-12-20 | A kind of turbine rotor is to wheel borer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206253665U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511719A (en) * | 2017-09-05 | 2017-12-26 | 哈尔滨汽轮机厂有限责任公司 | A kind of turbine rotor is to wheel hole machined alignment device and method |
-
2016
- 2016-12-20 CN CN201621401619.4U patent/CN206253665U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511719A (en) * | 2017-09-05 | 2017-12-26 | 哈尔滨汽轮机厂有限责任公司 | A kind of turbine rotor is to wheel hole machined alignment device and method |
| CN107511719B (en) * | 2017-09-05 | 2019-08-09 | 哈尔滨汽轮机厂有限责任公司 | A kind of turbine rotor is to wheel hole machined aligning method |
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| GR01 | Patent grant |