CN112139432A - Riveting method and riveting tool for part with interference structure at riveting position - Google Patents
Riveting method and riveting tool for part with interference structure at riveting position Download PDFInfo
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- CN112139432A CN112139432A CN202010934681.4A CN202010934681A CN112139432A CN 112139432 A CN112139432 A CN 112139432A CN 202010934681 A CN202010934681 A CN 202010934681A CN 112139432 A CN112139432 A CN 112139432A
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- riveting
- rivet
- milling machine
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- pressure head
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003801 milling Methods 0.000 claims abstract description 58
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 230000009466 transformation Effects 0.000 description 5
- RRLHMJHRFMHVNM-BQVXCWBNSA-N [(2s,3r,6r)-6-[5-[5-hydroxy-3-(4-hydroxyphenyl)-4-oxochromen-7-yl]oxypentoxy]-2-methyl-3,6-dihydro-2h-pyran-3-yl] acetate Chemical compound C1=C[C@@H](OC(C)=O)[C@H](C)O[C@H]1OCCCCCOC1=CC(O)=C2C(=O)C(C=3C=CC(O)=CC=3)=COC2=C1 RRLHMJHRFMHVNM-BQVXCWBNSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
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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
- B21J15/02—Riveting procedures
-
- 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
Abstract
The invention provides a riveting method of a part with an interference structure at a riveting position, wherein during riveting, a vice is firstly arranged on a working platform of a milling machine; then aligning riveting holes of the part A and the part B to be riveted, and filling rivets; assembling the main support block to part a, mounting the main support block to the vise; a riveting pressure head is clamped on a main shaft of the milling machine; and finally, operating the main shaft or the working platform of the milling machine to move, and driving the pier hole of the riveting pressure head to align with the rivet to rivet by using the abdication surface of the riveting pressure head to bypass the interference structures of the part A and the part B. The invention provides a riveting method of a part with an interference structure at a riveting position, which is characterized in that a riveting tool is installed by utilizing equipment of a milling machine and a control system thereof to construct riveting equipment, and meanwhile, an interference structure is avoided by utilizing the relative space movement capacity between a main shaft of the milling machine and a working platform through path programming, so that the automation degree is improved, the processing efficiency is high, the control precision is high, the riveting quality is ensured, and the consistency is good.
Description
Technical Field
The invention belongs to the technical field of part processing, and particularly relates to a riveting method and a riveting tool for a part with an interference structure at a riveting position.
Background
Riveting is a common processing mode for connecting two parts, and a special tool is often used in the processing process, for example, a Chinese patent with the publication number of CN106180530A provides a riveting tool which comprises an upper fixing plate and a lower fixing plate, wherein the upper fixing plate and the lower fixing plate are supported by guide pillars, a supporting plate is also arranged between the upper fixing plate and the lower fixing plate, the supporting plate is supported on the lower fixing plate by a plurality of uniformly distributed screws, and the screws can slide up and down in mounting holes of the lower fixing plate; be equipped with a plurality of mound heads on the up-down plate plane, carry out the thick shaping of punching press mound to the rivet tip through mound head structure at the riveting in-process, make rivet head and connecting piece compress tightly fixedly, the atress is even, its riveting process is linear motion, but to some structure complicated parts, like aeroengine adjustment sheet, it treats that there is overhanging wing limit formation in riveting department and shelters from, it is narrow and small to lead to the riveting space, conventional riveting mode will form the interference, can't guarantee riveting gun and rivet axis collineation during riveting operation, lead to riveting back rivet mound head skew, the distortion, with rivet riveting defects such as collineation not, it is unqualified often to appear riveting, and the longer on-the-spot production task progress that influences of process time, parts are bulky simultaneously, production quantity is few, design special riveting equipment is with high costs.
Disclosure of Invention
In order to solve the technical problems, the invention provides a riveting method for a part with an interference structure at a riveting part, which utilizes equipment of a milling machine and a control system thereof to install a riveting tool to construct riveting equipment, has low transformation cost, can disassemble and convert the milling machine or the riveting equipment, simultaneously utilizes the relative space movement capacity between a main shaft of the milling machine and a working platform, avoids the interference structure through path programming, improves the automation degree, has high processing efficiency and high control precision, ensures the riveting quality consistency and has good riveting quality consistency.
The invention is realized by the following technical scheme:
a riveting method of a part with an interference structure at a riveting position fixes a smaller part B on a part A through riveting, and comprises the following steps:
the first step is as follows: mounting the vice on a working platform of a milling machine;
the second step is that: aligning riveting holes of a part A and a part B to be riveted, and filling rivets;
the third step: assembling the main support block on the part A, enabling the support surface of the main support block to be completely attached to the surface of the part A, ensuring that all rivet heads fall into rivet sockets of the main support block, and installing the main support block on a vice;
the fourth step: clamping a riveting pressure head on a main shaft of a milling machine, clamping a clamping end of the riveting pressure head by using a clamp spring of the milling machine, realizing central positioning at the clamping position of the clamp spring of the milling machine, and propping a baffle plate by using the end head of the clamp spring;
the fifth step: the main shaft or the working platform of the operation milling machine moves, the interference structure of the part A and the part B is bypassed by the abdicating surface of the riveting pressure head, the plane on the riveting pressure head is ensured not to interfere with the part, and the pier head hole of the riveting pressure head is driven to align with the rivet to rivet.
And in the third step, the positioning groove of the main support block is inserted into the convex rib or the ribbed plate or the reinforcing rib of the part A, so that the positioning effect is improved, and the processing quality is ensured.
And in the third step, the auxiliary support is arranged on the part A, so that the axis of the rivet to be riveted is parallel to the axis of the main shaft of the milling machine, the position is adjusted, the auxiliary support is added, the part is ensured to be stable, and riveting is facilitated.
And in the fifth step, programming is carried out on the milling machine, the moving path of the main shaft is controlled, riveting operation is continuously carried out on a plurality of rivets, and riveting efficiency is improved.
The invention utilizes equipment of the milling machine and a control system thereof to install the riveting tool to construct the riveting equipment, has low transformation cost, can disassemble and assemble the conversion milling machine or the riveting equipment, simultaneously utilizes the relative space movement capacity between the milling machine main shaft and the working platform, avoids an interference structure through path programming, improves the automation degree, has high processing efficiency and control precision, ensures the riveting quality and has good consistency. By utilizing the working platform of the milling machine, the positioning problem of large-size parts is solved, the design and processing of a special positioning tool are omitted, and the cost is reduced.
A riveting tool is used in a riveting method of a part with an interference structure at a riveting position and comprises a main support block and a riveting pressure head, wherein a rivet socket head is arranged on the main support block, the support surface of the main support block is matched with the A shape of the part, a baffle is arranged in the middle of the riveting pressure head to divide the riveting pressure head into a clamping end and a riveting end, a pier head hole is formed in the end surface of the riveting end, the riveting pressure head can be installed on a main shaft of a milling machine, the main support block is installed on a working platform of the milling machine through a vice, and the milling machine is transformed into special riveting equipment.
The main supporting block is provided with a positioning groove, and the positioning is carried out by utilizing a convex rib or a ribbed plate or a reinforcing rib structure on the part A, so that the positioning effect is improved, and the processing precision is ensured.
The number of the rivet heads is a plurality, and the distribution positions of the rivet heads are matched with the riveting positions of the parts.
Still include the auxiliary stay, the holding surface and the part A shape matching of auxiliary stay, when the height of auxiliary stay satisfied main tributary supporting block and auxiliary stay jointly supported part A, the rivet axis of treating the riveting was parallel with the main shaft axis of milling machine, guaranteed that the part is steady, is convenient for rivet.
The riveting end of riveting pressure head is provided with the face of stepping down, can dodge part interference structure, is convenient for the riveting operation.
And the auxiliary support is provided with a mounting hole connected with a working platform of the milling machine, so that the auxiliary support is conveniently connected with the working platform.
The invention has the beneficial effects that:
compared with the prior art, the riveting tool is installed by utilizing the equipment of the milling machine and the control system thereof to construct riveting equipment, the transformation cost is low, the milling machine or the riveting equipment can be disassembled and assembled, and meanwhile, the interference structure is avoided by utilizing the relative space movement capacity between the milling machine main shaft and the working platform through path programming, the automation degree is improved, the processing efficiency is high, the control precision is high, the riveting quality is ensured, and the consistency is good. By utilizing the working platform of the milling machine, the positioning problem of large-size parts is solved, the design and processing of a special positioning tool are omitted, and the cost is reduced. The positioning is carried out by utilizing the convex ribs or the ribbed plates or the reinforcing ribs of the parts, so that the positioning effect is improved, and the processing quality is ensured. Through setting up the auxiliary stay, make the rivet axis of treating the riveting parallel with the main shaft axis of milling machine, guarantee that the part is steady, the riveting operation of being convenient for.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an oblique view of FIG. 1;
FIG. 3 is a schematic view of the rivet assembly of part A and part B of the present invention;
FIG. 4 is a view of the structure in the direction C-C of FIG. 3;
FIG. 5 is an enlarged view of the structure at I in FIG. 4;
FIG. 6 is a schematic structural view of the main support block of the present invention;
FIG. 7 is a view of the structure in the direction D-D of FIG. 6;
FIG. 8 is a schematic structural view of a riveting ram of the present invention;
FIG. 9 is a view in the direction E-E of FIG. 8;
FIG. 10 is a schematic diagram of the riveting path control of the present invention.
In the figure: 1-part A, 2-part B, 3-vice, 4-main supporting block, 5-riveting pressure head, 6-auxiliary supporting, 7-main shaft, 41-rivet socket head, 42-positioning groove, 51-baffle, 52-abdicating surface and 53-pier head hole.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 9, a riveting method for riveting a part with an interference structure at a riveting position fixes a smaller part B2 to a part a1 by riveting, wherein the part a1 is an aircraft engine regulating blade, and comprises the following steps:
the first step is as follows: mounting the vice 3 on a working platform of a milling machine;
the second step is that: aligning the riveting holes of the part A1 to be riveted and the part B2, and loading a rivet;
the third step: assembling main support block 4 to part a1 with its support face fully engaging the surface of part a1, ensuring that all rivet heads fall fully into rivet sockets 41 of main support block 4, and mounting main support block 4 to the vise;
the fourth step: clamping a riveting pressure head 5 on a main shaft 7 of a milling machine, clamping a clamping end of the riveting pressure head 5 by using a clamp spring of the milling machine, realizing central positioning at the clamping position of the clamp spring of the milling machine, and propping a baffle 51 of the riveting pressure head 5 by using the end head of the clamp spring;
the fifth step: the spindle 7 or the working platform of the milling machine is operated to move, as shown in fig. 10, the interference structure of the part a1 and the part B2 is bypassed by the abdicating surface 52 of the riveting ram 5, so that the plane on the riveting ram is ensured not to interfere with the parts, and the pier hole 53 of the riveting ram 5 is driven to align with the rivet to rivet.
In the third step, the positioning groove 42 of the main support block 4 is inserted into the rib or ribbed plate or reinforcing rib of the part a1, so that the positioning effect is improved, and the processing quality is ensured.
In the third step, the auxiliary support 6 is arranged on the part A1, so that the axis of the rivet to be riveted is parallel to the axis of the main shaft of the milling machine, the position is adjusted, the auxiliary support is added, the part is stable, and riveting is facilitated.
In the fifth step, the moving path of the main shaft 7 is controlled by programming on the milling machine, and riveting operation is continuously performed on a plurality of rivets.
The invention utilizes equipment of the milling machine and a control system thereof to install the riveting tool to construct the riveting equipment, has low transformation cost, can disassemble and assemble the conversion milling machine or the riveting equipment, simultaneously utilizes the relative space movement capacity between the milling machine main shaft and the working platform, avoids an interference structure through path programming, improves the automation degree, has high processing efficiency and control precision, ensures the riveting quality and has good consistency. By utilizing the working platform of the milling machine, the positioning problem of large-size parts is solved, the design and processing of a special positioning tool are omitted, and the cost is reduced.
The invention also provides a riveting tool, which is used in the riveting method of the part with the interference structure at the riveting position, and comprises a main support block 4 and a riveting pressure head 5, wherein the main support block 4 is provided with a rivet socket head 41, the support surface of the main support block 4 is matched with the shape of the part, the middle part of the riveting pressure head 5 is provided with a baffle 51 which divides the riveting pressure head 5 into a clamping end and a riveting end, the end surface of the riveting end is provided with a pier hole 53, the riveting pressure head can be arranged on the main shaft of a milling machine, the main support block is arranged on a working platform of the milling machine through a vice, and the milling machine is modified into special riveting.
The main supporting block 4 is provided with a positioning groove 42, and the positioning is carried out by utilizing a convex rib or a ribbed plate or a reinforcing rib structure on the part A, so that the positioning effect is improved, and the processing precision is ensured.
The number of the rivet heads 41 is a plurality, and the distribution positions of the rivet heads 41 are matched with the riveting positions of the parts.
Still include auxiliary stay 6, auxiliary stay 6's holding surface and part A1 shape match, and auxiliary stay 6 highly satisfies when main supporting block 4 and auxiliary stay 6 support part A1 jointly, and the rivet axis of waiting to rivet is parallel with the main shaft axis of milling machine, guarantees that the part is steady, is convenient for rivet.
The riveting end of riveting indenter 5 is provided with the face of stepping down 52, can dodge part interference structure, the riveting operation of being convenient for, as shown in fig. 10, to the more serious condition of riveting department interference, then need set up the riveting end of riveting indenter 5 into the dysmorphism structure in matching riveting space.
And the auxiliary support 6 is provided with a mounting hole connected with a working platform of the milling machine, so that the auxiliary support is conveniently connected with the working platform.
According to the riveting method for the part with the interference structure at the riveting position, the riveting tool is installed by utilizing equipment of a milling machine and a control system thereof to construct the riveting equipment, the transformation cost is low, the milling machine or the riveting equipment can be disassembled and assembled and converted, and meanwhile, the interference structure is avoided by utilizing the relative space movement capacity between a milling machine main shaft and a working platform through path programming, so that the automation degree is improved, the processing efficiency is high, the control precision is high, the riveting quality is ensured, and the consistency is good. By utilizing the working platform of the milling machine, the positioning problem of large-size parts is solved, the design and processing of a special positioning tool are omitted, and the cost is reduced. The positioning is carried out by utilizing the convex ribs or the ribbed plates or the reinforcing ribs of the parts, so that the positioning effect is improved, and the processing quality is ensured. Through setting up the auxiliary stay, make the rivet axis of treating the riveting parallel with the main shaft axis of milling machine, guarantee that the part is steady, the riveting operation of being convenient for.
Claims (10)
1. A riveting method of a part with an interference structure at a riveting position fixes a smaller part B (2) on a part A (1) through riveting, which is characterized by comprising the following steps:
the first step is as follows: mounting the vice (3) on a working platform of a milling machine;
the second step is that: aligning riveting holes of a part A (1) to be riveted and a part B (2), and assembling a rivet;
the third step: assembling the main support block (4) on the part A (1) to enable the support surface of the main support block to be completely attached to the surface of the part A (1), ensuring that all rivet heads fall into rivet sockets (41) of the main support block (4), and installing the main support block (4) on a vice;
the fourth step: clamping a riveting pressure head (5) on a main shaft (7) of a milling machine, clamping the clamping end of the riveting pressure head (5) by using a snap spring of the milling machine, and propping a baffle (51) of the riveting pressure head (5) by using the end head of the snap spring;
the fifth step: and (3) operating the main shaft (7) or the working platform of the milling machine to move, and driving the pier head hole (53) of the riveting pressure head (5) to align the rivet by using the abdication surface (52) of the riveting pressure head (5) to bypass the interference structures of the part A (1) and the part B (2) to rivet.
2. A riveting method of a part with an interference structure at a riveting site according to claim 1, wherein: and in the third step, inserting the positioning groove (42) of the main support block (4) into the convex rib or the ribbed plate or the reinforcing rib of the part A (1).
3. A riveting method of a part with an interference structure at a riveting site according to claim 1, wherein: and in the third step, an auxiliary support (6) is arranged on the part A (1) so that the axis of the rivet to be riveted is parallel to the axis of the main shaft of the milling machine.
4. A riveting method of a part with an interference structure at a riveting site according to claim 1, wherein: and in the fifth step, the moving path of the main shaft (7) is controlled by programming on the milling machine, and riveting operation is continuously carried out on a plurality of rivets.
5. A riveting tool used in the riveting method of the part with the interference structure at the riveting position according to any one of claims 1 to 4, which is characterized in that: the riveting press head comprises a main support block (4) and a riveting press head (5), wherein a rivet socket head (41) is arranged on the main support block (4), the support surface of the main support block (4) is matched with the shape of a part, a baffle (51) is arranged in the middle of the riveting press head (5) to divide the riveting press head (5) into a clamping end and a riveting end, and a pier head hole (53) is formed in the end surface of the riveting end.
6. The rivet apparatus of claim 5, wherein: the main supporting block (4) is provided with a positioning groove (42).
7. The rivet apparatus of claim 5, wherein: the number of the rivet heads (41) is several, and the distribution positions of the rivet heads (41) are matched with the riveting positions of the parts.
8. The rivet apparatus of claim 5, wherein: the riveting tool further comprises an auxiliary support (6), the shape of the supporting surface of the auxiliary support (6) is matched with that of the part A (1), and when the auxiliary support (6) is high enough for the main support block (4) and the auxiliary support (6) to jointly support the part A (1), the axis of a rivet to be riveted is parallel to the axis of a main shaft of the milling machine.
9. The rivet apparatus of claim 5, wherein: and a riveting end of the riveting pressure head (5) is provided with a receding surface (52).
10. The rivet apparatus of claim 5, wherein: and the auxiliary support (6) is provided with a mounting hole connected with a working platform of the milling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934681.4A CN112139432A (en) | 2020-09-08 | 2020-09-08 | Riveting method and riveting tool for part with interference structure at riveting position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010934681.4A CN112139432A (en) | 2020-09-08 | 2020-09-08 | Riveting method and riveting tool for part with interference structure at riveting position |
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| CN112139432A true CN112139432A (en) | 2020-12-29 |
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| CN202010934681.4A Pending CN112139432A (en) | 2020-09-08 | 2020-09-08 | Riveting method and riveting tool for part with interference structure at riveting position |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178464A (en) * | 2021-12-15 | 2022-03-15 | 北京航星机器制造有限公司 | Tool and method for riveting revolving body part |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114178464A (en) * | 2021-12-15 | 2022-03-15 | 北京航星机器制造有限公司 | Tool and method for riveting revolving body part |
| CN114178464B (en) * | 2021-12-15 | 2023-11-07 | 北京航星机器制造有限公司 | Tool and method for riveting rotary parts |
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