CN204504571U - A kind of positioning clamp for spot welding device of hollow blade - Google Patents
A kind of positioning clamp for spot welding device of hollow blade Download PDFInfo
- Publication number
- CN204504571U CN204504571U CN201420729865.7U CN201420729865U CN204504571U CN 204504571 U CN204504571 U CN 204504571U CN 201420729865 U CN201420729865 U CN 201420729865U CN 204504571 U CN204504571 U CN 204504571U
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- CN
- China
- Prior art keywords
- arc plate
- locating piece
- hollow blade
- blade
- end locating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model provides a kind of positioning clamp for spot welding device of hollow blade, and it can solve and adopt the method for conventional blocking cannot ensure the problem that the position of gripper shoe in blade in die cavity is in place, and guarantees the quality of production of blade.It comprises for hollow blade being carried on the back arc plate and inner arc plate location, and the spot welding fixture (SWFX) of split clamping, spot welding fixture (SWFX) comprises upper die and lower die, counterdie is provided with to carry on the back with hollow blade that arc plate outer mold surface matches, for locating the back of the body arc plate positioning chamber of back of the body arc plate, patrix is provided with and matches with hollow blade inner arc plate outer mold surface, for the inner arc plate location profile of positioning compression inner arc plate, it is characterized in that: it also comprises the positioner for locating blades inner chamber gripper shoe, the positioner of blade inner chamber gripper shoe comprises stub end locating piece and little head end locating piece, stub end locating piece, little head end locating piece is the major part end of die cavity in hollow blade respectively, little cephalic par blade inner chamber gripper shoe located lateral is held out against.
Description
Technical field
The utility model relates to the processing unit (plant) field of steam turbine hollow blade, is specially a kind of positioning clamp for spot welding device of hollow blade.
Background technology
Traditional steam turbine hollow blade is welded into entirety at air inlet avris, avris of giving vent to anger respectively by inner arc plate and back of the body arc plate, inner arc plate with carry on the back arc plate and complete welding operation when welding by the upper die and lower die positioning compression of weld mold; Current steam turbine hollow blade manufactures and designs field and has occurred the hollow blade of new construction, as depicted in figs. 1 and 2, this type hollow blade is filled with the gripper shoe that cross section is W shape in blade die cavity, and the interior rear method of plug welding that adopts of die cavity that this W shape gripper shoe is loaded into hollow blade connects with on hollow blade body.In practical operation, because this W shape gripper shoe is stereochemical structure, the profile of gripper shoe is more bigger than die cavity in blade again simultaneously, adopts the method for conventional filling cannot ensure that the position in gripper shoe blade in die cavity can be in place, thus affects the quality of production of blade.
Summary of the invention
For the problems referred to above, the utility model provides a kind of positioning clamp for spot welding device of hollow blade, and it can solve and adopt the method for conventional blocking cannot ensure the problem that the position of gripper shoe in blade in die cavity is in place, and guarantees the quality of production of blade.
A kind of positioning clamp for spot welding device of hollow blade, it comprises for hollow blade being carried on the back arc plate and inner arc plate location, and the spot welding fixture (SWFX) of split clamping, described spot welding fixture (SWFX) comprises upper die and lower die, described counterdie is provided with to carry on the back with hollow blade that arc plate outer mold surface matches, for locating the back of the body arc plate positioning chamber of described back of the body arc plate, described patrix is provided with and matches with described hollow blade inner arc plate outer mold surface, for the inner arc plate location profile of inner arc plate described in positioning compression, it is characterized in that: it also comprises the positioner for locating blades inner chamber gripper shoe, the positioner of described blade inner chamber gripper shoe comprises stub end locating piece and little head end locating piece, described stub end locating piece, little head end locating piece is the major part end of die cavity in described hollow blade respectively, described blade inner chamber gripper shoe located lateral is held out against in little cephalic par.
It is further characterized in that:
The interior profile of the outer mold surface of described stub end locating piece, little head end locating piece and described hollow blade stub end, little head end matches;
The horizontal medial surface of described stub end locating piece, little head end locating piece is respectively arranged with the alignment pin for blade inner chamber gripper shoe described in longitudinal register, and the alignment pin of the alignment pin of described stub end locating piece, little head end locating piece carries out longitudinal spacing to the intermediate supports portion of described blade inner chamber gripper shoe respectively;
The lateral outer side face of described stub end locating piece, little head end locating piece is respectively arranged with handle.
Its further feature is also: described patrix, the transverse ends face of counterdie has and hollow blade inner arc plate, the vertical draw-in groove that back of the body arc plate transverse ends face detent matches, location-plate is embedded with respectively in the vertical draw-in groove in described counterdie transverse ends face, the detent of arc plate upwards carried on the back successively by the vertical draw-in groove of described patrix and the vertical draw-in groove of counterdie vertical UNICOM and location-plate in the vertical draw-in groove of described counterdie after described patrix and counterdie matched moulds through described hollow blade, stretch into after the detent of hollow blade inner arc plate in the vertical draw-in groove of described patrix, thus the back of the body arc plate to hollow blade, inner arc plate carries out located lateral,
The lateral outer side end face of described stub end locating piece, little head end locating piece respectively with big end surface, microcephaly's end face of hollow blade, the lateral outer side face of described stub end locating piece, little head end locating piece has with described blade concavity plate, carries on the back the locating slot that arc plate transverse ends face detent matches, and during hollow blade clamping, described location-plate is through described locating slot.
The beneficial effects of the utility model are:
(1) it is by stub end locating piece, the little head end locating piece major part end of die cavity, the holding out against blade inner chamber gripper shoe located lateral of little cephalic par in hollow blade respectively, thus ensures that the W shape gripper shoe located lateral of blade inner chamber is reliable;
(2) the interior profile of the outer mold surface of stub end locating piece, little head end locating piece and hollow blade stub end, little head end matches, can ensure that stub end locating piece, little head end locating piece are played a supporting role to the inner arc plate of blade, back of the body arc template face in hollow blade inner, prevent from producing overvoltage when the patrix of spot welding fixture (SWFX) and counterdie matched moulds to blade and causing deformable blade;
(3) the horizontal medial surface of stub end locating piece, little head end locating piece is respectively arranged with the alignment pin for longitudinal register blade inner chamber gripper shoe, the alignment pin of stub end locating piece, the alignment pin of little head end locating piece carry out longitudinal spacing to the intermediate supports portion of blade inner chamber gripper shoe respectively, thus guarantee the longitudinal register to blade inner chamber W shape gripper shoe;
(4) the lateral outer side face of stub end locating piece, little head end locating piece is respectively arranged with handle, is convenient to stub end locating piece, little head end locating piece be extracted out from the inner chamber of hollow blade after completing hollow blade back of the body arc plate, inner arc plate and inner chamber gripper shoe spot welding operation;
(5) the transverse ends face of upper die and lower die has with hollow blade inner arc plate, carries on the back the vertical draw-in groove that arc plate transverse ends face detent matches, location-plate is embedded with respectively in the vertical draw-in groove in counterdie transverse ends face, its by the location-plate of transverse ends by the upper die and lower die of spot welding fixture (SWFX) respectively with the inner arc plate of hollow blade, carry on the back arc plate located lateral, guarantee that hollow blade inner arc plate is reliable with the location of carrying on the back arc plate;
(6) the lateral outer side face of its stub end locating piece, little head end locating piece also has with described blade concavity plate, carries on the back the locating slot that arc plate transverse ends face detent matches, during hollow blade clamping, described location-plate is through locating slot, thus also further ensure that the located lateral of blade inner chamber positioning support fagging.
Accompanying drawing explanation
Fig. 1 is the hollow blade structural representation being provided with W shape gripper shoe in die cavity;
Fig. 2 be in Fig. 1 A-A to structural representation;
Fig. 3 is the schematic diagram of the positioning clamp for spot welding device clamping hollow blade adopting the utility model hollow blade;
Fig. 4 is the schematic diagram in the process of the positioning clamp for spot welding device clamping hollow blade adopting the utility model hollow blade under the non-matched moulds state of patrix;
Fig. 5 is the structure for amplifying schematic diagram of stub end locating piece in the utility model grip device;
Fig. 6 is the structure for amplifying schematic diagram of the medium and small head end locating piece of the utility model grip device;
Fig. 7 is the schematic diagram adopting step (1) in the utility model grip device clamping hollow blade process in embodiment;
Fig. 8 is the schematic diagram adopting step (2) in the utility model grip device clamping hollow blade process in embodiment;
Fig. 9 is the schematic diagram adopting step (3) in the utility model grip device clamping hollow blade process in embodiment;
Figure 10 is the schematic diagram adopting step (4) in the utility model grip device clamping hollow blade process in embodiment.
Detailed description of the invention
See Fig. 3 ~ Fig. 6, the positioning clamp for spot welding device of the utility model hollow blade it comprise for hollow blade being carried on the back arc plate 41 and inner arc plate 42 is located, and the spot welding fixture (SWFX) 10 of split clamping, spot welding fixture (SWFX) 10 comprises patrix 11 and counterdie 12, counterdie 12 is provided with to carry on the back with hollow blade that arc plate 41 outer mold surface matches, for locating the back of the body arc plate positioning chamber of back of the body arc plate 41, patrix 11 is provided with and matches with hollow blade inner arc plate 42 outer mold surface, for the inner arc plate location profile of positioning compression inner arc plate 42, and for the positioner 20 of locating blades inner chamber gripper shoe 43, the positioner 20 of blade inner chamber gripper shoe 43 comprises stub end locating piece 21 and little head end locating piece 22, stub end locating piece 21, little head end locating piece 22 is the major part end of die cavity 44 in hollow blade respectively, blade inner chamber gripper shoe 43 located lateral is held out against in little cephalic par.The interior profile of the outer mold surface of stub end locating piece 21, little head end locating piece 22 and hollow blade stub end, little head end matches; The horizontal medial surface of stub end locating piece 21, little head end locating piece 22 is respectively arranged with the alignment pin 23,24 for longitudinal register blade inner chamber gripper shoe 43, and the alignment pin 24 of the alignment pin 23 of stub end locating piece, little head end locating piece carries out longitudinal spacing to the intermediate supports portion 431 of blade inner chamber gripper shoe 43 respectively; The lateral outer side face of stub end locating piece 21, little head end locating piece 22 is respectively arranged with handle 25,26.
Patrix 11, the transverse ends face of counterdie 12 has and hollow blade inner arc plate 42, back of the body arc plate 41 transverse ends face detent 421, the 411 vertical draw-in grooves 31 matched, 32, location-plate 33 is embedded with respectively in the vertical draw-in groove 32 in counterdie 12 transverse ends face, 34, the vertical draw-in groove 31 of patrix 11 and the vertical draw-in groove 32 of counterdie 12 vertical UNICOM and location-plate 33 in the vertical draw-in groove 32 of counterdie after patrix 11 with counterdie 12 matched moulds, 34 upwards successively through the detent 411 of described hollow blade back of the body arc plate, stretch into after the detent 421 of hollow blade inner arc plate in the vertical draw-in groove 31 of patrix 11, thus the back of the body arc plate 42 to hollow blade, inner arc plate 41 carries out located lateral, the lateral outer side end face of stub end locating piece 21, little head end locating piece 22 respectively with big end surface, microcephaly's end face of hollow blade, the lateral outer side face of stub end locating piece 21, little head end locating piece 22 has with blade concavity plate, carries on the back the locating slot 27,28 that arc plate transverse ends face detent 421,411 matches, and during hollow blade clamping, the location-plate 33,34 of transverse ends is through locating slot 27,28.
The process adopting the utility model device positioning and clamping hollow blade is described in detail below in conjunction with accompanying drawing:
Step (1), being carried on the back by hollow blade on counterdie 12 that arc plate 41 is positioned over spot welding fixture (SWFX) makes its convex profile fit with the profile of back of the body arc plate positioning chamber, location-plate 33,34 in the vertical groove 32 of simultaneously horizontal two lateral surfaces of counterdie 12, through the detent 411 of hollow blade back of the body arc plate 41 transverse ends, is shown in Fig. 7;
Step (2), is positioned over stub end locating piece 21 on back of the body arc plate 41, and counterdie 12 is positioned at the location-plate 33 of the vertical groove 32 of hollow blade stub end side through the locating slot 27 of stub end locating piece 21 lateral outer side end face, sees Fig. 8;
Step (3), the while of hollow blade inner gripper shoe 43 being positioned on back of the body arc plate 41, its horizontal side is near the horizontal inner side end of major part fixed end locating piece 21, and the alignment pin 23 of the horizontal inner side end of stub end locating piece 21 withstands the intermediate supports portion 431 of hollow blade inner gripper shoe 43, sees Fig. 9;
Step (4), little head end locating piece 22 is positioned on back of the body arc plate 41, and counterdie 12 is positioned at the locating slot 28 of location-plate 34 through little head end locating piece 22 lateral outer side end face of the vertical groove 32 of hollow blade little head end side, simultaneously the horizontal inner side end of little head end locating piece 22 is near another lateral side end of hollow blade inner gripper shoe 43, the alignment pin 24 of little head end locating piece 22 also withstands the intermediate supports portion 431 of hollow blade inner gripper shoe 43, sees Figure 10;
Step (5), hollow blade inner arc plate 42 and hollow blade carry on the backs arc plate 42 to be assembled into and integrally hollow blade inner gripper shoe 43 to be packaged in the die cavity of hollow blade simultaneously, and make location-plate 33,34 through the detent 421 of hollow blade inner arc plate 42 transverse ends when assembling, see Fig. 4;
Step (6), again by the patrix 11 of spot welding fixture (SWFX) and counterdie 12 matched moulds, the location-plate 33,34 of counterdie 12 transverse ends extends upwardly in the vertical groove 31 of patrix 11 transverse ends, the inner arc plate location profile of patrix 11 and hollow blade inner arc plate 42 profile are fitted, and hollow blade inner arc plate 42, hollow blade inner gripper shoe 43 and hollow blade back of the body arc plate 41 is pressed in counterdie 11, namely complete the positioning and clamping of each several part of blade, see Fig. 3.
Adopt the utility model device by after each several part positioning and clamping of hollow blade, namely can adopt the mode of spot welding that the back of the body arc plate of hollow blade, inner chamber gripper shoe and inner arc plate are carried out spot welding operation, thus blade various piece is connected into entirety, after spot welding operation completes, after removing patrix 11, respectively by pull handle 25,26, stub end locating piece 21, little head end locating piece 22 are extracted out in the die cavity of hollow blade, hollow blade can be flowed into later process.In Fig. 3, Fig. 4, Fig. 9 and Figure 10, the handle 25 of stub end locating piece 21 is not expressed.
Claims (6)
1. the positioning clamp for spot welding device of a hollow blade, it comprises for hollow blade being carried on the back arc plate (41) and inner arc plate (42) location, and the spot welding fixture (SWFX) (10) of split clamping, described spot welding fixture (SWFX) (10) comprises patrix (11) and counterdie (12), described counterdie (12) is provided with to carry on the back with hollow blade that arc plate outer mold surface matches, for locating the back of the body arc plate positioning chamber of described back of the body arc plate, described patrix (11) is provided with and matches with described hollow blade inner arc plate outer mold surface, for the inner arc plate location profile of inner arc plate described in positioning compression, it is characterized in that: it also comprises the positioner (20) for locating blades inner chamber gripper shoe (43), the positioner (20) of described blade inner chamber gripper shoe (43) comprises stub end locating piece (21) and little head end locating piece (22), described stub end locating piece (21), little head end locating piece (22) is the major part end of die cavity in described hollow blade respectively, described blade inner chamber gripper shoe (43) located lateral is held out against in little cephalic par.
2. the positioning clamp for spot welding device of a kind of hollow blade according to claim 1, is characterized in that: the interior profile of the outer mold surface of described stub end locating piece (21), little head end locating piece (22) and described hollow blade stub end, little head end matches.
3. the positioning clamp for spot welding device of a kind of hollow blade according to claim 1, it is characterized in that: the horizontal medial surface of described stub end locating piece (21), little head end locating piece (22) is respectively arranged with for the alignment pin (23) of blade inner chamber gripper shoe (43) described in longitudinal register, (24), and the alignment pin (23) of described stub end locating piece, the alignment pin (24) of little head end locating piece carry out longitudinal spacing to the intermediate supports portion (431) of described blade inner chamber gripper shoe (43) respectively.
4. the positioning clamp for spot welding device of a kind of hollow blade according to claim 1, is characterized in that: the lateral outer side face of described stub end locating piece (21), little head end locating piece (22) is respectively arranged with handle (25), (26).
5. the positioning clamp for spot welding device of a kind of hollow blade according to claim 1, it is characterized in that: described patrix (11), the transverse ends face of counterdie (12) has and hollow blade inner arc plate, back of the body arc plate transverse ends face detent (421), (411) the vertical draw-in groove (31) matched, (32), location-plate (33) is embedded with respectively in the vertical draw-in groove (32) in described counterdie (12) transverse ends face, (34), the vertical draw-in groove (31) of described patrix (11) and the vertical draw-in groove (32) of counterdie vertical UNICOM and location-plate (33) in the vertical draw-in groove of described counterdie (32) after described patrix (11) with counterdie (12) matched moulds, (34) upwards successively through the detent (411) of described hollow blade back of the body arc plate, stretch into after the detent (421) of hollow blade inner arc plate in the vertical draw-in groove (31) of described patrix (11), thus the back of the body arc plate (41) to hollow blade, inner arc plate (42) carries out located lateral.
6. the positioning clamp for spot welding device of a kind of hollow blade according to claim 4, it is characterized in that: described stub end locating piece (21), the lateral outer side end face of little head end locating piece (22) respectively with the big end surface of hollow blade, microcephaly's end face, described stub end locating piece (21), little head end locating piece (22) has and described blade concavity plate, back of the body arc plate transverse ends face detent (421), (411) locating slot (27) matched, (28), the described location-plate (33) of transverse ends during hollow blade clamping, (34) described locating slot (27) is also each passed through, (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729865.7U CN204504571U (en) | 2014-11-29 | 2014-11-29 | A kind of positioning clamp for spot welding device of hollow blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729865.7U CN204504571U (en) | 2014-11-29 | 2014-11-29 | A kind of positioning clamp for spot welding device of hollow blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204504571U true CN204504571U (en) | 2015-07-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420729865.7U Withdrawn - After Issue CN204504571U (en) | 2014-11-29 | 2014-11-29 | A kind of positioning clamp for spot welding device of hollow blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204504571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476076A (en) * | 2014-11-29 | 2015-04-01 | 无锡透平叶片有限公司 | Spot-welding positioning fixture device for hollow blade |
| CN108581346A (en) * | 2018-08-14 | 2018-09-28 | 中国航发南方工业有限公司 | Hollow blade soldering fixture |
-
2014
- 2014-11-29 CN CN201420729865.7U patent/CN204504571U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476076A (en) * | 2014-11-29 | 2015-04-01 | 无锡透平叶片有限公司 | Spot-welding positioning fixture device for hollow blade |
| CN108581346A (en) * | 2018-08-14 | 2018-09-28 | 中国航发南方工业有限公司 | Hollow blade soldering fixture |
| CN108581346B (en) * | 2018-08-14 | 2020-05-19 | 中国航发南方工业有限公司 | Hollow blade anchor clamps for brazing |
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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: 20150729 Effective date of abandoning: 20151216 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |