CN113664286B - Switching disc for broaching mortise of disc parts and disc part machining device - Google Patents
Switching disc for broaching mortise of disc parts and disc part machining device Download PDFInfo
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- CN113664286B CN113664286B CN202111165095.9A CN202111165095A CN113664286B CN 113664286 B CN113664286 B CN 113664286B CN 202111165095 A CN202111165095 A CN 202111165095A CN 113664286 B CN113664286 B CN 113664286B
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- hole
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- broaching
- adapter plate
- mortise
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D39/00—Accessories for broaching machines or broaching devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The invention discloses a switching disc for broaching a mortise of a disc part and a disc part machining device, belonging to the technical field of machining process equipment.A first through hole, a second through hole and a third through hole are sequentially formed in the diameter of an outer circumferential line along the circle center on a switching disc body, the first through hole is used for being matched and connected with a bottom hole of an external broaching machine clamp, and the second through hole is used for fixing the broaching machine clamp; the third through hole is used for being connected with an external dividing plate, and the problem that broaching machine fixtures cannot be shared due to different connecting pitch circles on different dividing plates is solved through the use of the adapter plate, so that the interchangeability of the broaching machine fixtures is improved, the number of the fixtures is reduced, and the production cost is reduced.
Description
Technical Field
The invention belongs to the technical field of machining process equipment, and relates to a switching disc for mortise broaching of disc parts and a disc part machining device.
Background
The machining of the axial mortises of the disk parts of the aero-engine needs to be carried out on a broaching machine one by one to finish the machining of a final contour line and all the mortises, the positioning of the parts is realized through a fixture of the broaching machine, and the machining of all the mortises is finished through the one-by-one indexing of a high-precision indexing disk. At present, broaches and index plates of different ages, different countries and different manufacturers exist in production fields, and due to the fact that pitch circles of connecting holes between the index plates and broaches cannot be changed when the broaches are used on different equipment or different index plates, the broaches need to be newly manufactured, the new broaches need to be manufactured, and the new broaches are long in fixture period and high in cost. Therefore, an adapter plate is needed to be designed, the problem of connection between the broaching machine fixture and different dividing plates is solved, interchangeability of the broaching machine fixture is improved, the equipment utilization rate is improved, and production cost is reduced.
Disclosure of Invention
The invention aims to overcome the defect that a broaching machine clamp cannot be connected with different dividing plates in the prior art, and provides an adapter plate for broaching a mortise of a disc part and a disc part machining device.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
the adapter disc for broaching the mortise of the disc part comprises an adapter disc body, wherein the adapter disc body is circular, and a first through hole, a second through hole and a third through hole are sequentially formed in the diameter of an outer circumferential line of the adapter disc body along the circle center;
the first through hole is used for being matched and connected with a bottom hole of an external broaching machine clamp;
the second through hole is used for fixing a broaching machine clamp;
the third through hole is used for being connected with an external indexing disc.
Preferably, the first through hole, the second through hole and the third through hole are respectively provided with a plurality of through holes;
the number of the first through holes, the second through holes and the third through holes is the same.
Preferably, the distances between the first through holes and the circle center of the adapter plate body are equal;
the distances between the second through holes and the circle center of the adapter plate body are equal;
the distance between the third through holes and the circle center of the adapter plate body is equal.
Preferably, the number of the first through holes, the second through holes and the third through holes is at least 4 respectively.
Preferably, the distance between the third through hole and the circle center of the adapter plate body is smaller than the radius of the adapter plate body.
Preferably, the third through hole is a counter-sunk hole.
The third through hole is matched and connected with a key groove on an external dividing plate.
Preferably, the second through hole is a threaded hole;
the second through hole is connected with a key groove of an external broaching machine clamp.
Preferably, the first through hole is in clearance fit with a bottom hole of the external broaching machine clamp.
Preferably, the material of adapter plate body is 45# steel.
The utility model provides a disk class part processingequipment based on disk class part tongue-and-groove is switching dish and graduated disk for broaching, includes broaching machine anchor clamps, disk class part tongue-and-groove is installed between broaching machine anchor clamps bottom and graduated disk top with the switching dish, and fixes through the navigation key.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses an adapter disc for broaching a mortise of a disc part, wherein a first through hole, a second through hole and a third through hole are sequentially formed in the diameter of an outer circumferential line along the circle center on an adapter disc body, the first through hole is used for being matched and connected with a bottom hole of an external broaching machine clamp, and the second through hole is used for fixing the broaching machine clamp; the third through hole is used for being connected with an external dividing plate, and the problem that broaching machine fixtures cannot be shared due to different connecting pitch circles on different dividing plates is solved through the use of the adapter plate, so that the interchangeability of the broaching machine fixtures is improved, the number of the fixtures is reduced, and the production cost is greatly reduced.
Furthermore, the material of adapter plate is 45# steel, through thermal refining, intensity and rigidity satisfy broaching machine anchor clamps location and parts machining requirement.
The invention also discloses a disc part machining device which comprises a broaching machine clamp, a switching disc for broaching the mortise of the disc part and an indexing disc, wherein the switching disc for broaching the mortise of the disc part is arranged between the bottom of the broaching machine clamp and the top of the indexing disc and is fixed through a positioning key.
Drawings
FIG. 1 is a front view of an adapter plate of the present invention;
FIG. 2 is a top view of the adapter plate of the present invention;
FIG. 3 is a schematic view showing an example of the structure of a parts processing apparatus of the present invention 1;
fig. 4 is a schematic structural view of a part processing apparatus of the present invention, example 2.
Wherein: 1-a switching disk body; 2-a first via; 3-a second via; 4-a third via; 21-broaching machine jig; 22-a positioning key; 23-an adapter plate; 24-index plate.
Detailed Description
In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the accompanying drawings:
example 1
As shown in fig. 1, the adapter plate for broaching the mortise of the disc part comprises an adapter plate body 1, wherein the adapter plate body 1 is circular, and a first through hole 2, a second through hole 3 and a third through hole 4 are sequentially formed in the diameter of the adapter plate body 1 along the circle center to the outer circumferential line; the first through hole 2 is used for being matched and connected with a bottom hole of an external broaching machine clamp; the second through hole 3 is used for fixing a broaching machine clamp; the third through hole 4 is used for connecting with an external indexing disc.
Example 2
An adapter disc for broaching a mortise of a disc part is a connecting device used between a broaching machine clamp and an index plate.
The adapter plate is matched with a broaching machine clamp and a broaching machine indexing plate for use, the shape of the adapter plate is shown in figures 1 and 2, the diameter D1 of the adapter plate is in clearance fit with a bottom hole of the broaching machine clamp, and the D1 can be designed according to the size of the bottom hole of the broaching machine clamp; the threaded hole with the pitch circle D2 and the key groove X1 are used for fixing a broaching machine clamp, and the pitch circle D2 can be designed according to the size of the pitch circle of a connecting hole of the broaching machine clamp; the adapter plate is connected to the index plate through inner holes of a group of counter bores D5 and D7 (D7 is a blind hole) with a pitch circle D3 and the key groove X2, and the pitch circle D3, the counter bores D5 and the key groove X2 can be designed according to the corresponding size of the index plate; (D5 is not actually present, but D5 is present only because of the presence of the pitch circle D6) the adapter plate thickness H, the counterbore depth H1, the threaded hole depth H2, the bottom hole depth H3, the center shaft height H4, the key groove depths H5, H6 shown in fig. 2 are set as required.
Example 3
An adapter disc for broaching a mortise of a disc part,
the bottom hole of the third-stage turbine disc broaching machine clamp is phi 133.37, the pitch circle of the counter bore is phi 241, and the width of the key groove is 19.01;
the diameter phi 133.37 of a central mandrel of an original index plate used for broaching the part is phi 241 of a pitch circle D2 of a connecting threaded hole, and the width of a key groove is 19.01;
the diameter of a central mandrel of a new index plate used for broaching the part is phi 101.6, a pitch circle D3 of a connecting threaded hole is phi 350, and the width of a key groove is 20.64;
according to the above dimensions, the relative dimensions of the adapter disk to be used are Φ 133.37 for D1, Φ 241 for D2, 19.01 for X1, Φ 350 for D3, Φ 101.6 for D7 and 20.64 for X2.
Example 4
A disc part machining device based on the adapter disc for broaching the mortise of the disc part comprises a broaching machine clamp 21, an adapter disc 23 for broaching the mortise of the disc part and an indexing disc 24, as shown in figures 3 and 4, the adapter disc 23 is firstly connected to a new indexing disc 24, then the broaching machine clamp 21 is connected to the adapter disc 23, the adapter disc 23 and the broaching machine clamp 21 are fixed through a positioning key 22, and the adapter disc 23 and the indexing disc 24 are fixed through the positioning key 22.
It should be noted that the adapter plate body used in the above embodiment is made of 45# steel, and after thermal refining, the strength and rigidity of the adapter plate body meet the requirements of positioning of a broaching machine fixture and part processing.
In conclusion, the invention solves the problem that broaching machine clamps can not be shared due to different connecting pitch circles on different index plates, improves the interchangeability of the broaching machine clamps, reduces the number of the clamps and reduces the production cost.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (7)
1. The adapter plate for broaching the mortise of the disc part is characterized by comprising an adapter plate body (1), wherein the adapter plate body (1) is circular, and a first through hole (2), a second through hole (3) and a third through hole (4) are sequentially formed in the diameter of the adapter plate body (1) along the circle center to the outer circumferential line;
the first through hole (2) is used for being matched and connected with a bottom hole of an external broaching machine clamp;
the second through hole (3) is used for fixing a broaching machine clamp;
the third through hole (4) is used for being connected with an external dividing plate;
the distances between the first through holes (2) and the circle center of the adapter plate body (1) are equal;
the distances between the second through holes (3) and the circle center of the adapter plate body (1) are equal;
the distances between the third through holes (4) and the circle center of the adapter plate body (1) are equal;
the third through hole (4) is a counter bore;
the third through hole (4) is matched and connected with a key groove on an external index plate;
the distance between the third through hole (4) and the circle center of the adapter plate body (1) is smaller than the radius of the adapter plate body (1).
2. The adapter plate for broaching the mortise of the disc part according to claim 1, wherein a plurality of first through holes (2), a plurality of second through holes (3) and a plurality of third through holes (4) are respectively formed;
the number of the first through holes (2), the second through holes (3) and the third through holes (4) is the same.
3. The adapter disk for broaching the tongue and groove in a disk-like part according to claim 2, wherein the number of the first through-hole (2), the second through-hole (3) and the third through-hole (4) is at least 4.
4. The adapter plate for broaching the mortise of the disc part according to claim 1, wherein the second through hole (3) is a threaded hole;
the second through hole (3) is connected with a key groove of an external broaching machine clamp.
5. The adapter plate for broaching the mortise of a disc part according to claim 1, wherein the first through hole (2) is in clearance fit with a bottom hole of an externally-connected broaching machine fixture.
6. The adapter plate for broaching the mortise of the disc part according to claim 1, wherein the material of the adapter plate body (1) is 45# steel.
7. The disc part machining device based on the adapter disc for broaching the mortise of the disc part as claimed in claim 1~6 comprises a broaching machine clamp, the adapter disc for broaching the mortise of the disc part and an indexing disc, and is characterized in that the adapter disc for broaching the mortise of the disc part is installed between the bottom of the broaching machine clamp and the top of the indexing disc and is fixed through a positioning key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111165095.9A CN113664286B (en) | 2021-09-30 | 2021-09-30 | Switching disc for broaching mortise of disc parts and disc part machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111165095.9A CN113664286B (en) | 2021-09-30 | 2021-09-30 | Switching disc for broaching mortise of disc parts and disc part machining device |
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| Publication Number | Publication Date |
|---|---|
| CN113664286A CN113664286A (en) | 2021-11-19 |
| CN113664286B true CN113664286B (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111165095.9A Active CN113664286B (en) | 2021-09-30 | 2021-09-30 | Switching disc for broaching mortise of disc parts and disc part machining device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309787B (en) * | 2021-12-17 | 2023-01-10 | 国营第六一六厂 | Processing device for circumferentially and uniformly distributed groove systems |
| CN115780893A (en) * | 2023-02-08 | 2023-03-14 | 成都和鸿科技股份有限公司 | Broaching machining method and clamp for mortise of thin-wall disc part |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202151786U (en) * | 2011-06-27 | 2012-02-29 | 哈尔滨汽轮机厂有限责任公司 | Broaching clamp for wheel slot of wheel disc of gas turbine engine |
| CN202271206U (en) * | 2011-09-20 | 2012-06-13 | 沈阳黎明航空发动机(集团)有限责任公司 | Large-scale wheel disc chase mortise broaching clamp |
| CN103769679B (en) * | 2014-01-15 | 2016-04-06 | 西安航空动力股份有限公司 | A kind of method improving wheel disc part outer tongue-and-groove broaching precision |
| CN203751747U (en) * | 2014-04-14 | 2014-08-06 | 哈尔滨汽轮机厂有限责任公司 | Mortise broaching clamp of power turbine disc of gas turbine |
| CN109454290B (en) * | 2018-11-14 | 2021-04-27 | 中国航发动力股份有限公司 | A burr clearing device for tongue-and-groove export |
| CN110421372B (en) * | 2019-08-30 | 2021-06-15 | 中国航发动力股份有限公司 | Round positioning clamp and using method thereof |
| CN213003887U (en) * | 2020-08-03 | 2021-04-20 | 株洲钧诚精密制造有限公司 | Vertical lathe clamp for disc parts |
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