CN214393252U - Turning multi-section gland sealing arc section clamping tool - Google Patents
Turning multi-section gland sealing arc section clamping tool Download PDFInfo
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- CN214393252U CN214393252U CN202120576995.1U CN202120576995U CN214393252U CN 214393252 U CN214393252 U CN 214393252U CN 202120576995 U CN202120576995 U CN 202120576995U CN 214393252 U CN214393252 U CN 214393252U
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- annular boss
- positioning seat
- pressing plate
- gland sealing
- alignment
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Abstract
The utility model provides a turning multistage gland seal segmental clamping frock, the utility model relates to a clamping frock, the utility model discloses a guarantee gland seal plate section clamping's fastness to solved the problem that does not have the alignment benchmark behind the gland seal segmental clamping, the utility model discloses a positioning seat, a plurality of excircle clamp plates and alignment clamp plate, the upper surface middle part of positioning seat is equipped with first annular boss, and a plurality of excircle clamp plates are installed on the excircle of first annular boss upper surface along the circumferencial direction equipartition, and the alignment clamp plate is located first annular boss and is connected with the positioning seat through the bolt. Use the utility model discloses a frock has both guaranteed the fastness of gland sealing segmental arc clamping, has solved the problem that does not have the alignment benchmark behind the gland sealing segmental arc clamping again, reaches the purpose of returning the round of gland sealing segmental arc minimum turning after warping smoothly, provides powerful guarantee for the gland sealing segmental arc that minimum turning warp.
Description
Technical Field
The utility model relates to a clamping frock, concretely relates to turning multistage gland sealing segmental arc clamping frock, the utility model belongs to the technical field of machining.
Background
After the steam seal arc section is cut into six sections or eight sections, the steam seal arc section deforms due to the existence of stress. Directly affecting subsequent assembly and through-flow testing. Therefore, each arc section needs to be returned to the circle again on the lathe for the minimum amount. The whole circle of arc segments is cut into a plurality of segments according to the angle of the drawing. So that the lathe cannot be clamped and aligned when turned again. Directly affecting the quality and production schedule of the product.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a guarantee gland plate section clamping's fastness to solved the problem that does not have the alignment benchmark behind the gland segmental clamping, and then a turning multistage gland segmental clamping frock
The utility model discloses a solve the technical scheme that above-mentioned problem was taken and be:
the utility model discloses a positioning seat, a plurality of excircle clamp plates and alignment clamp plate, the upper surface middle part of positioning seat is equipped with first annular boss, and a plurality of excircle clamp plates are installed on the excircle of first annular boss upper surface along the circumferencial direction equipartition, and the alignment clamp plate is located first annular boss and is connected with the positioning seat through the bolt.
Further, the excircle clamp plate includes circular arc riser and sector plate body, and the narrower one end of sector plate body is pressed on the upper surface of first annular boss, and the one end of sector plate body broad passes through the upper surface contact of circular arc riser and positioning seat, and sector plate body passes through connecting bolt, adjusting shim and positioning seat fixed connection.
Furthermore, a second annular boss is arranged in the middle of the upper surface of the aligning pressing plate, and a through hole is formed in the middle of the upper surface of the aligning pressing plate.
Furthermore, the face of the alignment pressing plate provided with the second annular boss faces downwards and is located on the first annular boss.
Furthermore, the alignment clamp plate is provided with one face of the second annular boss which faces upwards and is arranged on the first annular boss.
Furthermore, the positioning seat is a circular disk body, a plurality of first screw holes used for installing the outer circle pressing plate are formed in the upper surface of the positioning seat along the circumference, and a second screw hole used for installing the aligning pressing plate is formed in the middle of the upper surface of the positioning seat.
Further, the lower surface of positioning seat is equipped with the recess.
The utility model has the advantages that:
by using the tool, the firmness of the steam seal arc section clamping is ensured, the problem that no alignment reference exists after the steam seal arc section clamping is solved, the purpose of smoothly turning and rounding the minimum amount of the deformed steam seal arc section is achieved, and the steam seal arc section with minimum turning deformation is provided with powerful guarantee; the gap consistency between the sections after the gland sealing arc section is assembled is ensured, and the subsequent assembly quality and the through-flow gap are also ensured.
Drawings
FIG. 1 is a schematic view of the assembly of the gland seal during the machining of the inner bore of the arc section;
FIG. 2 is a schematic view of the assembly for machining the outer circumference of the gland seal arc section;
FIG. 3 is an assembly view for aligning the outer circle of the arc section of the gland seal;
FIG. 4 is a front view of the positioning socket;
FIG. 5 is a side view of FIG. 4;
FIG. 6 is a front view of the outer platen;
FIG. 7 is a side view of FIG. 6;
FIG. 8 is a front view of the alignment platen;
FIG. 9 is a side view of FIG. 8;
FIG. 10 is a schematic view of the construction of the stud bolt;
fig. 11 is a schematic structural view of a hexagonal nut.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and the clamping tool for turning the multi-section vapor seal arc section in the embodiment comprises a positioning seat 1, a plurality of outer circle pressing plates 2 and an aligning pressing plate 3, wherein a first annular boss 1-1 is arranged in the middle of the upper surface of the positioning seat 1, the plurality of outer circle pressing plates 2 are uniformly arranged on the outer circle of the upper surface of the first annular boss 1-1 along the circumferential direction, and the aligning pressing plate 3 is located on the first annular boss 1-1 and fixed with the positioning seat 1 through a bolt 4.
The design of the first annular boss 1-1 in the positioning seat 1 can effectively avoid the influence on the axial consistency of the steam seal arc section caused by the interference of a cutter and a tool in the processing process of the steam seal arc section. The bolt 4 is stud, and the lower extreme of bolt 4 passes alignment clamp plate 3 and positioning seat 5 in proper order, and the nut 5 suit is in the upper end of bolt 4.
The second embodiment is as follows: the embodiment is described with reference to fig. 6 and 7, the outer circle pressing plate 2 in the embodiment includes an arc vertical plate 2-1 and a sector plate 2-2, a narrower end of the sector plate 2-2 is pressed on an upper surface of the first annular boss 1-1, a wider end of the sector plate 22 is in contact with an upper surface of the positioning seat 1 through the arc vertical plate 2-1, and the sector plate 2-2 is fixedly connected with the positioning seat 1 through a connecting bolt and an adjusting shim.
The design of excircle clamp plate 2, when mainly used processing hole, compresses tightly the effect of excircle. The pressing plate can also adjust the pressing force in real time according to the hardness and the performance of the material, avoid damaging the surface precision of the workpiece due to overlarge clamping force, and simultaneously avoid the influence on the end surface precision caused by mutual extrusion between arc sections. The steam seal arc sections with different thicknesses can be processed by adjusting the gasket, the application range of the tool is enlarged by adjusting the whole gasket, and the universality of the tool is improved.
Other components and connections are the same as those in the first embodiment.
The third concrete implementation mode: referring to fig. 8 and 9, the present embodiment is described, in which the middle of the upper surface of the alignment pressing plate 3 is provided with a second annular boss 3-1, and the middle of the upper surface of the alignment pressing plate 3 is provided with a through hole 3-2.
The second annular boss 3-1 on the alignment pressure plate is mainly used for aligning reference during processing of an excircle, and after each steam seal arc section is clamped on the first annular boss 1-1 of the positioning seat, the deformation conditions of each section are inconsistent and no alignment reference exists, so that the design of the annular boss mainly solves the problem of the alignment reference.
Other components and connection relationships are the same as those in the first or second embodiment.
The fourth concrete implementation mode: referring to fig. 8 and 9, the aligning platen 3 of the present embodiment is provided with a second annular boss 3-1, and the second annular boss is disposed downward and pressed against a workpiece to be processed, which is located on the first annular boss 1-1.
When the excircle of the steam seal arc section is processed, a workpiece is placed on the first annular boss 1-1, and the side, provided with the second annular boss 3-1, of the alignment pressing plate 3 is pressed downwards on the workpiece and is used for pressing the inner hole of the steam seal arc section.
Other components and connection relationships are the same as those in the first, second or third embodiment.
The fifth concrete implementation mode: referring to fig. 8 and 9, the aligning platen 3 of the present embodiment is provided with a second annular boss 3-1, and the second annular boss faces upward and presses on a workpiece to be processed, which is located on the first annular boss 1-1.
When the excircle is machined and aligned, a workpiece is placed on the first annular boss 1-1, and the lower surface of the aligning pressing plate 3 is pressed on the workpiece and used as an aligning reference when the excircle is machined.
Other components and connections are the same as those of the first, second, third or fourth embodiments.
The sixth specific implementation mode: the embodiment is described with reference to fig. 4 and 5, in which the positioning seat 1 is a circular disk, the upper surface of the positioning seat 1 is circumferentially provided with a plurality of first through holes 1-3 for mounting the outer circular pressing plate 2, and the middle part of the upper surface of the positioning seat 1 is provided with a second through hole 1-4 for mounting the aligning pressing plate 3.
Other components and connection relationships are the same as those in the first, second, third, fourth or fifth embodiment.
The seventh embodiment: the present embodiment is described with reference to fig. 4 and 5, and the lower surface of the positioning seat 1 of the present embodiment is provided with a concave groove 1-2.
The design of the groove 1-2 not only reduces the weight of the tool, but also is convenient to take and clamp and flexible to use.
Other components and connection relationships are the same as those in the first, second, third, fourth, fifth or sixth embodiment.
The working principle is as follows:
when the tool is used for processing a product, a plurality of steam seal arc sections to be processed are spliced and then circularly placed on the first annular boss 1-1, when the outer circle of the product is processed, the steam seal arc sections are firstly aligned through the alignment pressing plate 3, the alignment pressing plate 3 is turned over after alignment, one surface with the second annular boss 3-1 is pressed on a workpiece, and the outer circle of the product is processed;
when the inner hole of the product is machined, the product is positioned by the three outer circle pressing plates 2 and then machined.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment without departing from the technical scope of the present invention, but all the modifications, equivalent substitutions, and improvements made to the above embodiments within the spirit and principle of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a turning multistage gland sealing segmental clamping frock which characterized in that: the turning multi-section steam seal arc section clamping tool comprises a positioning seat (1), a plurality of outer circle pressing plates (2) and an aligning pressing plate (3), wherein a first annular boss (1-1) is arranged in the middle of the upper surface of the positioning seat (1), the outer circle pressing plates (2) are uniformly arranged on the outer circle of the upper surface of the first annular boss (1-1) along the circumferential direction, and the aligning pressing plate (3) is located on the first annular boss (1-1) and fixed with the positioning seat (1) through a bolt (4).
2. The clamping tool for the turning multi-section gland sealing arc section according to claim 1, is characterized in that: the outer circle pressing plate (2) comprises an arc vertical plate (2-1) and a sector plate body (2-2), the narrower end of the sector plate body (2-2) is pressed on the upper surface of the first annular boss (1-1), the wider end of the sector plate body (2-2) is in contact with the upper surface of the positioning seat (1) through the arc vertical plate (2-1), and the sector plate body (2-2) is fixedly connected with the positioning seat (1) through a connecting bolt and an adjusting gasket.
3. The clamping tool for the turning multi-section gland sealing arc section according to claim 1, is characterized in that: the middle part of the upper surface of the alignment pressing plate (3) is provided with a second annular boss (3-1), and the middle part of the upper surface of the alignment pressing plate (3) is provided with a through hole (3-2).
4. The clamping tool for the turning multi-section gland sealing arc section according to claim 1 or 3, characterized in that: the alignment pressing plate (3) is arranged on the first annular boss (1-1) in a manner that the surface provided with the second annular boss (3-1) faces downwards.
5. The clamping tool for the turning multi-section gland sealing arc section according to claim 4, is characterized in that: the alignment pressing plate (3) is provided with a second annular boss (3-1), and one face of the second annular boss faces upwards and is positioned on the first annular boss (1-1).
6. The clamping tool for the turning multi-section gland sealing arc section according to claim 4, is characterized in that: the positioning seat (1) is a circular disk body, a plurality of first screw holes used for installing an outer circle pressing plate are formed in the upper surface of the positioning seat (1) along the circumference, and a second screw hole used for installing an alignment pressing plate is formed in the middle of the upper surface of the positioning seat (1).
7. The clamping tool for the turning multi-section gland sealing arc section according to claim 1, is characterized in that: the lower surface of the positioning seat (1) is provided with a groove (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120576995.1U CN214393252U (en) | 2021-03-22 | 2021-03-22 | Turning multi-section gland sealing arc section clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120576995.1U CN214393252U (en) | 2021-03-22 | 2021-03-22 | Turning multi-section gland sealing arc section clamping tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214393252U true CN214393252U (en) | 2021-10-15 |
Family
ID=78029797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120576995.1U Active CN214393252U (en) | 2021-03-22 | 2021-03-22 | Turning multi-section gland sealing arc section clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214393252U (en) |
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2021
- 2021-03-22 CN CN202120576995.1U patent/CN214393252U/en active Active
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