CN112191792A - Turbine disc riveting and fixing tool - Google Patents
Turbine disc riveting and fixing tool Download PDFInfo
- Publication number
- CN112191792A CN112191792A CN201910609830.7A CN201910609830A CN112191792A CN 112191792 A CN112191792 A CN 112191792A CN 201910609830 A CN201910609830 A CN 201910609830A CN 112191792 A CN112191792 A CN 112191792A
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- CN
- China
- Prior art keywords
- riveting
- turbine
- disc
- hole
- fixing plate
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- 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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/14—Riveting machines specially adapted for riveting specific articles, e.g. brake lining machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/42—Special clamping devices for workpieces to be riveted together, e.g. operating through the rivet holes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a turbine disc riveting and fixing tool which comprises riveting pincers, a fixing plate, a turbine disc, a positioning shaft and a positioning bolt, wherein the fixing plate is fixedly connected with the riveting pincers, a hole is formed in the fixing plate and is connected with the positioning shaft through the hole, the other end of the positioning shaft is connected with the turbine disc, the turbine disc can rotate around the positioning shaft, the turbine disc is arranged on the fixing plate and comprises an upper disc and a lower disc, riveting holes are respectively formed in corresponding positions of the upper disc and the lower disc, the upper disc is riveted with the lower disc through the riveting holes, and the positioning bolt is arranged in the riveting holes, so that the turbine disc can be connected and positioned with the fixing plate through the positioning bolt. Adopt this turbine dish riveting fixation frock, only need adorn the turbine dish in fixed plate and location epaxial, carry out graduation riveting to the turbine dish through the location bolt, alone can operate, labour saving and time saving, the clamping of turbine dish is dismantled simple and efficient, rivets accurate reliable, high quality, and riveting efficiency improves greatly.
Description
Technical Field
The invention belongs to the field of machining, and particularly relates to a turbine disc riveting and fixing tool.
Background
The turbine disc riveting is usually realized by using large riveting tongs, because the large riveting tongs belong to a suspension device and have a large size, one person needs to hold the large riveting tongs stably when riveting the turbine disc, and the other person uses two hands to hold the turbine disc to perform riveting operation in the large riveting tongs. So the operating personnel is more arduous, and the rivet is extremely easy to rivet askew, and riveting inefficiency simultaneously, the riveting precision is also not high, in order to solve this problem, an urgent need designs a turbine disk riveting fixed frock.
Disclosure of Invention
The invention provides a turbine disc riveting and fixing tool, which can be operated by one person only by arranging an upper disc and a lower disc of a turbine disc on a fixing plate and a positioning shaft and carrying out indexing riveting on the turbine disc through a positioning bolt, is time-saving and labor-saving, is simple, convenient and quick to clamp and disassemble the turbine disc, is accurate and reliable in riveting, is high in quality, and greatly improves the riveting efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a turbine dish riveting fixed frock, includes riveting pincers, fixed plate, turbine dish, location axle, location bolt, the fixed plate with rivet pincers fixed connection, set up porosely on the fixed plate to clearing hole and location hub connection, the other end and the turbine dish of location axle are connected, and the turbine dish can be rotatory around the location axle, on the fixed plate was located to the turbine dish, including hanging wall and lower wall, corresponding position punishment do not was equipped with the riveting hole on hanging wall and the lower wall, and the hanging wall is through riveting hole and lower wall riveting, it is downthehole that the riveting is located to the location bolt, makes the turbine dish can be connected the location with the fixed plate through the location bolt.
Preferably, the riveting pliers comprise an arched arm, an upper rivet head and a lower rivet head, the arched arm is of a C-shaped structure, the upper edge and the lower edge of the opening of the arched arm are respectively provided with the upper rivet head and the lower rivet head, and the upper rivet head and the lower rivet head are both in a stepped cylinder shape and are arranged oppositely.
Preferably, the turbine disc is of a circular structure, a through hole is formed in the center of the turbine disc, the turbine disc is sleeved on the positioning shaft through the through hole, and more than two even riveting holes are uniformly distributed in the turbine disc along the circumferential direction.
Preferably, the fixing plate is provided with three holes along the length direction thereof, the three holes are respectively a large circular hole, a middle circular hole and a small circular hole, the centers of the three holes are located on the longitudinal central line of the fixing plate, the middle circular hole is located between the large circular hole and the small circular hole, a positioning shaft is fixedly connected in the middle circular hole, the large circular hole can be matched with a lower rivet head on the riveting pliers, the small circular hole can be matched with a positioning bolt, the distance between the center of the large circular hole and the center of the small circular hole is equal to the distance between the centers of two riveting holes symmetrically arranged on the turbine disc, one side of the fixing plate close to the small circular hole is provided with a forked groove which can be matched with an arched arm of the riveting pliers, the side wall of the forked groove is symmetrically provided with a threaded through hole, and a fastening screw is.
Preferably, an annular boss is arranged on the outer circumference of the lower portion of the positioning shaft, and the lower surface of the annular step is in contact with the upper surface of the fixing plate for positioning.
Preferably, the positioning bolt is a stepped cylindrical pin, a small-diameter section of the positioning bolt penetrates through the riveting hole of the turbine disc and extends into the small circular hole of the fixing plate, and a stepped surface of the positioning bolt abuts against the turbine disc.
Due to the structure, the invention has the advantages that:
when the upper plate and the lower plate of the turbine disc are riveted by the turbine disc riveting and fixing tool, the upper plate and the lower plate of the turbine disc are installed on the fixing plate and the positioning shaft, the turbine disc is centrally positioned through the positioning shaft, the turbine disc riveting hole is connected and positioned with the fixing plate through the positioning bolt, the positioning bolt plays a role of an index plate, and index riveting of the turbine disc can be realized. The whole set of tool equipment has an exquisite structure, can be operated by one person, and is time-saving and labor-saving; the turbine disc is simple, convenient and quick to clamp and disassemble, accurate and reliable in riveting and high in quality. The riveting efficiency is effectively improved, the labor intensity of operators is reduced, and the production cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a front view of a turbine disk riveting and fixing tool of the invention;
FIG. 2 is a top view of a turbine disk riveting fixture of the present invention;
FIG. 3 is a front view of the fixation plate of the present invention;
FIG. 4 is a top view of a fixation plate of the present invention;
FIG. 5 is a schematic structural view of the present invention;
FIG. 6 is a front view of a turbine disk of the present invention;
FIG. 7 is a top view of a turbine disk of the present invention;
FIG. 8 is a schematic view of a positioning shaft according to the present invention;
FIG. 9 is a schematic view of a positioning pin according to the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. 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.
As shown in fig. 1 to 9, the embodiment provides a turbine disc riveting and fixing tool, which includes a fixing plate 1, a positioning shaft 2, a positioning pin 3, a riveting clamp 5, and a turbine disc 6, where the fixing plate 1 is fixedly connected to the riveting clamp 5, a hole is formed in the fixing plate 1 and is connected to the positioning shaft 2 through the hole, the other end of the positioning shaft 2 is connected to the turbine disc 6, and the turbine disc 6 can rotate around the positioning shaft 2, the turbine disc 6 is disposed on the fixing plate 1 and includes an upper disc 61 and a lower disc 62, the upper disc 61 and the lower disc 62 are respectively provided with riveting holes 63 at corresponding positions, the upper disc 61 is riveted to the lower disc 62 through the riveting holes 63, and the positioning pin 3 is disposed in the riveting holes 63, so that the turbine disc 6 can be connected and positioned with the fixing plate 1 through the.
The riveting pliers 5 comprises an arched arm 51, an upper rivet head 52 and a lower rivet head 53, wherein the arched arm 51 is of a C-shaped structure, the upper edge and the lower edge of an opening of the arched arm 51 are respectively provided with the upper rivet head 52 and the lower rivet head 53, and the upper rivet head 52 and the lower rivet head 53 are both in stepped cylinder shapes and are arranged oppositely.
The turbine disc 6 is of a circular structure, a through hole 64 is formed in the center of the turbine disc 6, the turbine disc 6 is sleeved on the positioning shaft 2 through the through hole 64 and can rotate around the positioning shaft 2, more than two even riveting holes 63 are uniformly distributed in the upper disc 61 and the lower disc 62 of the turbine disc 6 along the circumferential direction, and the riveting holes 63 in the upper disc 61 and the lower disc 62 are corresponding in position.
The fixing plate 1 is provided with three holes along the length direction thereof, namely a large circular hole 11, a middle circular hole 12 and a small circular hole 13, the circle centers of the three holes are all positioned on the longitudinal central line of the fixing plate 1, the middle circular hole 12 is positioned between the large circular hole 11 and the small circular hole 13, the middle circular hole 12 is fixedly connected with a positioning shaft 2 through interference fit, the large circular hole 11 can be matched with a lower riveting head 53 on a riveting clamp 5, the small circular hole 13 can be matched with a positioning bolt 3, the distance between the circle center of the large circular hole 11 and the circle center of the small circular hole 13 is equal to the distance between the circle centers of two riveting holes 63 which are symmetrically arranged on a turbine disc 6, one side of the fixing plate 1 close to the small circular hole 13 is provided with a forked groove 14 which can be matched with an arched arm 51 on the riveting clamp 5, the width of the forked groove 14 is equal to the width of the arched arm 51, the side wall of the forked groove, the fastening screw 4 is arranged in the threaded through hole 15.
The lower extreme of location axle 2 is used for with fixed plate 1 fixed connection, and the upper end is used for central positioning turbine dish 6, and the outer circumference of the lower part of location axle 2 is equipped with annular boss 21, and the lower surface of annular step 21 and the upper surface contact location of fixed plate 1.
The positioning bolt 3 is of a stepped cylindrical structure, the small diameter section 31 of the positioning bolt 3 penetrates through riveting holes 63 of an upper disc and a lower disc of the turbine disc 6 and extends into the small circular hole 13 of the fixing plate 1, and the stepped surface of the positioning bolt 3 is abutted against the turbine disc 6 so as to firmly fix the turbine disc 6.
When the riveting clamp works, firstly, the fixing plate 1 is sleeved on the lower riveting head 53 of the riveting clamp 5 through the large round hole 11, the arch-shaped arm 51 of the riveting clamp 5 is clamped in the fork-shaped groove 14 of the fixing plate 1, and the fastening screw 4 penetrates through the threaded through hole 15 on the side wall of the fork-shaped groove to abut against the side wall of the arch-shaped arm 51, so that the fixing plate 1 and the riveting clamp 5 are fastened into a whole. And then, one end of the positioning shaft 2 close to the annular boss 21 is arranged in the middle round hole 12 of the fixing plate 1 and is fixedly connected with the fixing plate 1 through interference fit. And the lower disc 62 and the upper disc 61 of the turbine disc 6 are sleeved on the positioning shaft 2 through the central through hole 64. The turbine disk 6 is rotated, so that the riveting hole 63 on the turbine disk 6 (the upper disk and the lower disk) corresponds to the small circular hole 13 on the fixing plate 1, the positioning bolt 3 sequentially penetrates through the riveting holes 63 on the upper disk and the lower disk of the turbine disk 6 and extends into the small circular hole 13 of the fixing plate 1 to connect and position the turbine disk 6 and the fixing plate 1, and the positioning bolt 3 has the function similar to that of a dividing disk. At this time, the upper rivet head 52 of the clincher 5 is rapidly fed by an external force and moves in a direction to approach the lower rivet head 53, and the upper disk 61 of the turbine disk and the lower disk 63 of the lower disk 62 (which are symmetrical to the above-mentioned rivet hole into which the positioning pin is inserted) positioned right above the lower rivet head 53 are clinched by the rivet 7. When riveting is completed, the positioning pin 3 is pulled out, the turbine disc 6 is rotated, the turbine disc 6 rotates to the next riveting hole position (the riveting hole can be a riveting hole adjacent to the previous riveting hole inserted with the positioning pin or another riveting hole separated from the previous riveting hole by one or more riveting holes) by taking the positioning shaft 2 as the center, and the positioning pin 3 is inserted again at the moment to connect and position the turbine disc riveting hole and the small circular hole of the fixing plate, so that the riveting is performed in a circulating manner. When the riveting holes of the turbine disc are riveted to complete a half of the riveting holes, the upper disc and the lower disc of the turbine disc are fixed with each other, relative rotation cannot occur, the positioning bolt 3 can be omitted, the remaining riveting holes which are not riveted are directly rotated to be right above the lower riveting head of the riveting pliers in sequence, and the upper disc and the lower disc are riveted until all riveting is completed.
When adopting this turbine disk riveting fixed frock to rivet the hanging wall and the lower wall of turbine disk, need not to hold up steady big riveting pincers by alone, another person holds the turbine disk with both hands and rivets the operation in big riveting pincers, and only need install the hanging wall and the lower wall of turbine disk in fixed plate and location epaxially, carry out central point to the turbine disk through the location axle and fix a position, through location bolt with turbine disk riveting hole and fixed plate connection location, make the location bolt play the effect of graduated disk, can realize the graduation riveting to the turbine disk. The whole set of tool equipment has an exquisite structure, can be operated by one person, and is time-saving and labor-saving; the turbine disc is simple, convenient and quick to clamp and disassemble, accurate and reliable in riveting and high in quality. The riveting efficiency is effectively improved, the labor intensity of operators is reduced, and the production cost is reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a turbine disk riveting fixed frock which characterized in that: including riveting pincers, fixed plate, turbine dish, location axle, location bolt, fixed plate and riveting pincers fixed connection offer porosely on the fixed plate to clearing hole and location hub connection, the other end and the turbine dish of location axle are connected, and the turbine dish can be rotatory around the location axle, on the fixed plate was located to the turbine dish, including hanging wall and lower wall, corresponding position punishment do not was equipped with the riveting hole on hanging wall and the lower wall, and the hanging wall is through riveting hole and lower wall riveting, it is downthehole that the riveting is located to the location bolt, makes the turbine dish can be connected the location with the fixed plate through the location bolt.
2. The turbine disk riveting and fixing tool according to claim 1, wherein: the riveting pliers comprise an arched arm, an upper riveting head and a lower riveting head, wherein the arched arm is of a C-shaped structure, the upper edge and the lower edge of an opening of the arched arm are respectively provided with the upper riveting head and the lower riveting head, and the upper riveting head and the lower riveting head are both in a stepped cylinder shape and are arranged oppositely.
3. The turbine disk riveting and fixing tool according to claim 2, wherein: the turbine disc is of a circular structure, a through hole is formed in the center of the turbine disc, the turbine disc is sleeved on the positioning shaft through the through hole, and more than two even riveting holes are uniformly distributed in the circumferential direction on the turbine disc.
4. The turbine disk riveting and fixing tool according to claim 3, wherein: the riveting clamp is characterized in that three holes are formed in the fixing plate along the length direction of the fixing plate, the three holes are a large round hole, a middle round hole and a small round hole respectively, the circle centers of the three holes are located on the longitudinal central line of the fixing plate, the middle round hole is located between the large round hole and the small round hole, a positioning shaft is fixedly connected in the middle round hole, the large round hole can be matched with a lower riveting head on the riveting clamp, the small round hole can be matched with a positioning bolt, the distance between the circle center of the large round hole and the circle center of the small round hole is equal to the distance between the circle centers of two riveting holes symmetrically arranged on the turbine disc, a fork-shaped groove capable of being matched with an arc-shaped arm of the riveting clamp is formed in one side of the fixing plate close to the small round hole.
5. The turbine disk riveting and fixing tool according to claim 1, wherein: the outer circumference of the lower part of the positioning shaft is provided with an annular boss, and the lower surface of the annular step is in contact positioning with the upper surface of the fixing plate.
6. The turbine disk riveting and fixing tool according to claim 1, wherein: the positioning bolt is a stepped cylindrical pin, the small-diameter section of the positioning bolt penetrates through the riveting hole of the turbine disc and extends into the small circular hole of the fixing plate, and the stepped surface of the positioning bolt is abutted to the turbine disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609830.7A CN112191792A (en) | 2019-07-08 | 2019-07-08 | Turbine disc riveting and fixing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609830.7A CN112191792A (en) | 2019-07-08 | 2019-07-08 | Turbine disc riveting and fixing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112191792A true CN112191792A (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910609830.7A Pending CN112191792A (en) | 2019-07-08 | 2019-07-08 | Turbine disc riveting and fixing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112191792A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976807A (en) * | 2021-11-02 | 2022-01-28 | 中国航发沈阳黎明航空发动机有限责任公司 | Riveting tool for balance block rivet and use method of riveting tool |
-
2019
- 2019-07-08 CN CN201910609830.7A patent/CN112191792A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113976807A (en) * | 2021-11-02 | 2022-01-28 | 中国航发沈阳黎明航空发动机有限责任公司 | Riveting tool for balance block rivet and use method of riveting tool |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210108 |