CN100386177C - Broached hole centering method and device for steam generator support plate in nuclear power station - Google Patents
Broached hole centering method and device for steam generator support plate in nuclear power station Download PDFInfo
- Publication number
- CN100386177C CN100386177C CNB2004100674886A CN200410067488A CN100386177C CN 100386177 C CN100386177 C CN 100386177C CN B2004100674886 A CNB2004100674886 A CN B2004100674886A CN 200410067488 A CN200410067488 A CN 200410067488A CN 100386177 C CN100386177 C CN 100386177C
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- spline housing
- plum
- broaching
- broaching tool
- seat
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Abstract
The present invention discloses a method and a device for centering a broaching hole of a support plate of a steam generator of a nuclear power station. The method has the steps: respectively putting a reference pin and a measuring pin into the center of a tailstock of a broaching machine and a hole of a support plate, which is to be broached; moving the support plate to overlap the center of the measuring pin with the center of the reference pin; locating the angle of the tail of the broaching machine. The device comprises a support plate moving device, a reference pin, a reference pin seat, a dial test indicator, a dial test indicator seat, a broaching tool orienting seat and a measuring pin, wherein the reference pin seat is arranged at the front end of the tailstock of the broaching machine to form a moving connection mode; the dial test indicator seat is arranged in front of the tailstock of the broaching machine to form a moving connection mode; the broaching tool orienting seat is arranged at the back of the tailstock of the broaching machine; the measuring pin is arranged in the hole of the support plate, which is to be broached. The present invention easily centers a machines hole of a support plate of a steam generator of a nuclear power station, has the advantages of high precision and simple device, and overcomes the defects of complicated device and high cost in the prior art which uses high-precision transmission under numerical control. The present invention is suitable for bulk production.
Description
Technical field
The present invention relates to a kind ofly add the centering method and the device in man-hour, belong to mechanical manufacturing field at irregularly-shaped hole to the nuclear power station steam generator gripper shoe.
Background technology
Many technology are arranged in the manufacture process of nuclear power station steam generator support plate, pulling eye centering when one of them is processing four leaf plum blossom holes, owing to be used for the steam generator support plate of the nuclear power station of million kilowatt, plum blossom hole on the plate is with regard to more than 9000 of as many as, the hole accuracy of alignment directly influences error between the hole of numerous plum blossom holes, at present, adopts the raster pattern Digit Control Machine Tool to move the steam generator gripper shoe abroad, required pulling eye is carried out the centering location, and its shortcoming is that this lathe costs an arm and a leg; And be to aim at a hole when centering, other presses coordinate running fix, then can produce lathe coordinate error and treat coordinate error between the pulling eye; The angle orientation of broaching tool abroad is the plane orientation that adopts broaching tool shank forward end sidepiece, is one little fixed big, and error is big.
Summary of the invention
The objective of the invention is in order to overcome shortcoming, particularly equipment complexity, the expensive shortcoming of existing skill, provide that a kind of equipment is simple, low price and can improve the pulling eye centering method and the device of gripper shoe accuracy of alignment again.
Technical scheme of the present invention is: a kind of nuclear power station steam generator gripper shoe pulling eye centering method is characterized in that method step is:
1, a reference pins is set in broaching machine tailstock center;
2, a measurement being set sells in gripper shoe and treats in the pulling eye;
3, mobile gripper shoe makes the measurement pin center for the treatment of in the pulling eye overlap with reference pins center in the broaching machine tailstock;
4, carry out angle orientation in the plum spline housing with the directed seat of broaching tool afterbody insertion broaching tool that is equipped with the plum blossom key: the directed seat of described broaching tool comprises pedestal, rotates plum spline housing, fixedly plum spline housing, pull bar and extension spring; Rotation plum spline housing and fixedly the plum blossom key put and have the keyway that the plum blossom key that is equipped with the broaching tool afterbody matches, rotation plum spline housing is connected with an end of pull bar, the other end of pull bar is connected with extension spring; The broaching tool afterbody that is equipped with the plum blossom key is inserted in the directed seat of broaching tool by in rotation plum spline housing and the plum spline housing that fixedly the plum spline housing is formed, hold pull bar by extension spring and drive rotation plum spline housing, make broaching tool be close to positioning and fixing on the side of fixing plum spline housing by a side of the plum blossom key of broaching tool afterbody, to realize the angle orientation of broaching tool.
A kind of nuclear power station steam generator gripper shoe pulling eye centralising device, be characterized in, it comprises: gripper shoe mobile device, reference pins, benchmark key seat, dial gauge, percentage gauge stand, the directed seat of broaching tool, measurement pin, reference pins places on the benchmark key seat, the benchmark key seat places the front end of broaching machine tailstock, constitute mobile the connection with the broaching machine tailstock, the percentage gauge stand that is equipped with dial gauge places the front portion of broaching machine tailstock, also constitute to move and be connected with the broaching machine tailstock, the directed seat of broaching tool places broaching machine tailstock rear portion, measures the pulling eye for the treatment of that pin places gripper shoe.
Centering method of the present invention and device, make the quilt of nuclear power station steam generator gripper shoe add easily definite its center of pore volume, precision is high and device is simple again, overcome the high accuracy transmission that to adopt in the prior art under the numerical control control, make equipment complicated, the shortcoming that cost is very high is applicable to low-cost batch production.
Description of drawings
Fig. 1 is a nuclear power station steam generator gripper shoe pulling eye centering schematic diagram;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is the directed holder structure schematic diagram of broaching tool.
The specific embodiment
A kind of nuclear power station steam generator gripper shoe pulling eye centering method, by Fig. 1, Fig. 2, shown in Figure 3, method step is:
1) reference pins is set in broaching machine tailstock center: by a reference pins 7 is placed on the benchmark key seat 6, mobile percentage gauge stand 8, by dial gauge 9,10 measuring basis pins 7 positions, the moving reference key seat makes two gauge outfits be in zero, and then reference pins has placed broaching machine tailstock center;
2) being provided with one measures pin 5 and treats in the pulling eye that in gripper shoe 4 mobile percentage gauge stand 8 is measured pin 5 positions by dial gauge 9,10, demonstrates the misalignment data that added the hole;
3) move gripper shoe 4 with the gripper shoe mobile device, make two gauge outfits be in zero, show that then the measurement for the treatment of in the pulling eye sells 5 centers and overlap with reference pins 7 centers in the broaching machine tailstock;
4) carry out angle orientation in the plum spline housing with the directed seat 12 of broaching tool afterbody insertion broaching tool that is equipped with the plum blossom key: the directed seat of described broaching tool comprises pedestal 13, rotates plum spline housing 14, fixedly plum spline housing 15, pull bar 16 and extension spring 17; The keyway that the plum blossom key that rotation plum spline housing 14 and fixedly having on the plum spline housing 15 is equipped with broaching tool 3 afterbodys matches, rotation plum spline housing 14 is connected with an end of pull bar 16, and the other end of pull bar 16 is connected with extension spring 17; The broaching tool afterbody that is equipped with the plum blossom key is inserted in the directed seat 12 of broaching tool by in rotation plum spline housing 14 and the plum spline housing that fixedly plum spline housing 15 is formed, hold pull bar 16 by extension spring 17 and drive rotation plum spline housing 14, make a side of the plum blossom key of broaching tool 3 afterbodys be close to positioning and fixing on the side of fixing plum spline housing 15, as shown in Figure 3, finished the angle orientation of broaching tool 3.
A kind of device of realizing nuclear power station steam generator gripper shoe pulling eye centering method, be characterized in, it comprises: the gripper shoe mobile device, reference pins 7, benchmark key seat 6, dial gauge (9,10), percentage gauge stand 8, directed seat 12 of broaching tool and measurement pin 5, reference pins 7 places on the benchmark key seat 6, benchmark key seat 6 places the front end of broaching machine tailstock 11, constitute mobile the connection with broaching machine tailstock 11, be equipped with dial gauge (9,10) percentage gauge stand 8 places the front portion of broaching machine tailstock 11, also constitute to move and be connected with the broaching tool tailstock, broaching tool orientation seat 12 is measured the pulling eye for the treatment of that pin 5 places gripper shoe 4 in broaching machine tailstock 11 rear portions.Among Fig. 1,1 is broaching machine, and 2 is pull head.
The directed seat of above-mentioned broaching tool comprises pedestal 13, rotation plum spline housing 14, fixedly plum spline housing 15, pull bar 16 and extension spring 17, the keyway that the key that rotation plum spline housing 14 and fixedly having on the plum spline housing 15 is equipped with broaching tool 3 afterbodys matches, rotation plum spline housing 14 is connected with an end of pull bar 16, and the other end of pull bar 16 is connected with extension spring 17.
Claims (2)
1. nuclear power station steam generator gripper shoe pulling eye centering method is characterized in that method step is:
1) reference pins is set in broaching machine tailstock center;
2) measurement being set sells in gripper shoe and treats in the pulling eye;
3) mobile gripper shoe makes the measurement pin center for the treatment of in the pulling eye overlap with reference pins center in the broaching machine tailstock;
4) carry out angle orientation in the plum spline housing with the directed seat of broaching tool afterbody insertion broaching tool that is equipped with the plum blossom key; The directed seat of described broaching tool comprises pedestal, rotation plum spline housing, fixedly plum spline housing, pull bar and extension spring; Rotation plum spline housing and fixedly the plum blossom key put and have the keyway that the plum blossom key that is equipped with the broaching tool afterbody matches, rotation plum spline housing is connected with an end of pull bar, the other end of pull bar is connected with extension spring; The broaching tool afterbody that is equipped with the plum blossom key is inserted in the directed seat of broaching tool by in rotation plum spline housing and the plum spline housing that fixedly the plum spline housing is formed, hold pull bar by extension spring and drive rotation plum spline housing, make broaching tool be close to positioning and fixing on the side of fixing plum spline housing by a side of the plum blossom key of broaching tool afterbody, to realize the angle orientation of broaching tool.
2. device of realizing nuclear power station steam generator gripper shoe pulling eye centering method, it is characterized in that, it comprises: the gripper shoe mobile device, reference pins (7), benchmark key seat (6), dial gauge (9,10), percentage gauge stand (8), directed seat of broaching tool (12) and measurement pin (5), reference pins (7) places on the benchmark key seat (6), benchmark key seat (6) places the front end of broaching machine tailstock (11), constitute mobile the connection with the broaching machine tailstock, be equipped with dial gauge (9,10) percentage gauge stand (8) places the front portion of broaching machine tailstock (11), also constitute to move and be connected with the broaching machine tailstock, the directed seat of broaching tool (12) places broaching machine tailstock (11) rear portion, measure the pulling eye for the treatment of that pin (5) places gripper shoe (4), the directed seat of described broaching tool comprises pedestal (13), rotation plum spline housing (14), fixing plum spline housing (15), pull bar (16) and extension spring (17), the keyway that the key that rotation plum spline housing (14) and fixedly having on the plum spline housing (15) is equipped with broaching tool (3) afterbody matches, rotation plum spline housing (14) is connected with an end of pull bar (16), and the other end of pull bar (16) is connected with a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100674886A CN100386177C (en) | 2004-10-26 | 2004-10-26 | Broached hole centering method and device for steam generator support plate in nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100674886A CN100386177C (en) | 2004-10-26 | 2004-10-26 | Broached hole centering method and device for steam generator support plate in nuclear power station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1647891A CN1647891A (en) | 2005-08-03 |
| CN100386177C true CN100386177C (en) | 2008-05-07 |
Family
ID=34868954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100674886A Expired - Fee Related CN100386177C (en) | 2004-10-26 | 2004-10-26 | Broached hole centering method and device for steam generator support plate in nuclear power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100386177C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328122B (en) * | 2011-09-14 | 2013-05-29 | 卧龙电气集团股份有限公司 | Processing device and processing method for tangential key groove of motor shaft |
| CN104464848B (en) * | 2012-01-06 | 2017-01-11 | 中国核工业二三建设有限公司 | Method for installing steam generator in nuclear island of nuclear power station |
| CN102592692B (en) * | 2012-01-06 | 2014-12-03 | 中国核工业二三建设有限公司 | Method for installing steam generator in nuclear island of nuclear power plant |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS637253A (en) * | 1986-06-24 | 1988-01-13 | Tokai Kiyouhan Kk | Positioning indicator |
| JPS63123662A (en) * | 1986-11-13 | 1988-05-27 | Toyota Motor Corp | Profiling process model centering jig |
| JPH03270842A (en) * | 1990-03-22 | 1991-12-03 | Hitachi Telecom Technol Ltd | Reference pin inserting device for numerical controlled boring |
| US5722147A (en) * | 1996-12-30 | 1998-03-03 | Dana Corporation | Apparatus for press fitting an end fitting onto a hollow tube |
| CN2413868Y (en) * | 2000-01-18 | 2001-01-10 | 陈绍仪 | Inner beveling machine for working small horizontal hole of braking pump |
| US6533640B1 (en) * | 1999-12-14 | 2003-03-18 | General Electric Company | Ultra high pressure abrasive waterjet cutting apparatus |
| CN2736096Y (en) * | 2004-10-26 | 2005-10-26 | 上海理工大学附属工厂 | Drawn hole centring device for nuclear power station steam generator facing bar |
-
2004
- 2004-10-26 CN CNB2004100674886A patent/CN100386177C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS637253A (en) * | 1986-06-24 | 1988-01-13 | Tokai Kiyouhan Kk | Positioning indicator |
| JPS63123662A (en) * | 1986-11-13 | 1988-05-27 | Toyota Motor Corp | Profiling process model centering jig |
| JPH03270842A (en) * | 1990-03-22 | 1991-12-03 | Hitachi Telecom Technol Ltd | Reference pin inserting device for numerical controlled boring |
| US5722147A (en) * | 1996-12-30 | 1998-03-03 | Dana Corporation | Apparatus for press fitting an end fitting onto a hollow tube |
| US6533640B1 (en) * | 1999-12-14 | 2003-03-18 | General Electric Company | Ultra high pressure abrasive waterjet cutting apparatus |
| CN2413868Y (en) * | 2000-01-18 | 2001-01-10 | 陈绍仪 | Inner beveling machine for working small horizontal hole of braking pump |
| CN2736096Y (en) * | 2004-10-26 | 2005-10-26 | 上海理工大学附属工厂 | Drawn hole centring device for nuclear power station steam generator facing bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1647891A (en) | 2005-08-03 |
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