CN219787325U - Planet carrier assembly device - Google Patents
Planet carrier assembly device Download PDFInfo
- Publication number
- CN219787325U CN219787325U CN202320913389.3U CN202320913389U CN219787325U CN 219787325 U CN219787325 U CN 219787325U CN 202320913389 U CN202320913389 U CN 202320913389U CN 219787325 U CN219787325 U CN 219787325U
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- Prior art keywords
- shaft
- planet
- planet carrier
- riveting
- carrier assembly
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- 238000009434 installation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010030 laminating Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model discloses a planet carrier assembly assembling device which comprises a riveting shaft, a guide pressing plate and a support base, wherein the support base is in fit contact with one end face of a planet carrier, the guide pressing plate is in fit contact with the other end face of the planet carrier, a through hole is formed in the guide pressing plate, and the riveting shaft penetrates through the through hole in the guide pressing plate and is in contact with the end face of one end of the planet shaft in the planet carrier assembly. The planet carrier assembly assembling device can efficiently complete the assembly of the planet carrier assembly, and meanwhile, the risk that the planet shaft protrudes out of the planet carrier and the planet carrier is excessively deformed is avoided; and simple structure, convenient operation, single operation can accomplish, have improved work efficiency greatly.
Description
Technical Field
The utility model belongs to the technical field of transmissions, and particularly relates to a planet carrier assembly assembling device.
Background
Planetary gear sets are very widely used in automotive parts, such as in transmissions; the planetary gear transmission device generally comprises a gear ring, a planet carrier and a sun gear shaft, wherein different transmission ratios are arranged among the gear ring, the planet carrier and the sun gear shaft, and different speed change effects can be obtained through different matched connection modes among an input end, an output end of a shaft, the gear ring, the planet carrier and the sun gear shaft.
However, in most planetary carrier assemblies, the planetary shafts and the planetary carriers are connected through bolts or bolts, and the assembly mode is complex and tedious and has low efficiency due to small space in the gearbox; if the fixing design of the planet shaft and the planet carrier in the planet carrier assembly is end face riveting fixing, compared with the bolt connection and the bolt connection, the cost advantage is obvious, and the assembly is convenient and quick.
However, if the planet axle is not riveted well, deformation of the planet carrier may occur, and the planet axle is at risk of falling off, so that the whole box of the transmission is invalid, and therefore, a device for assisting assembly of the planet carrier assembly is needed.
The utility model discloses a multifunctional assembly fixture for a Ravigna planetary row and a planet carrier assembly, which comprises a base, a positioning seat vertically arranged on the upper end face of the base, a positioning rotating shaft rotatably connected to the positioning seat, and an angle limiting assembly detachably connected to the positioning seat, wherein the angle limiting assembly comprises a sliding seat fixed to the positioning seat, a locking block provided with a sliding groove and clamped on the sliding seat, and a locking screw in threaded connection with the sliding seat and penetrating through the locking block, and when a screw head of the locking screw is tightly pressed on the Ravigna planetary row and the planet carrier assembly. However, the technical scheme of the patent is complex and complicated to operate, and the technical problems cannot be solved.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide the planet carrier assembly assembling device which is simple in structure and convenient to use, the planet carrier assembly can be assembled efficiently through the planet carrier assembly assembling device, meanwhile, the risk that the planet shaft protrudes out of the planet carrier and the planet carrier deforms too much is avoided, and the planet carrier assembly assembling device can be operated by a single person, so that the working efficiency is greatly improved.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a planet carrier assembly device, includes riveting axle, direction clamp plate and supports the base, support base and the laminating of an terminal surface of planet carrier and contact, the laminating of another terminal surface of direction clamp plate and planet carrier is contacted, is equipped with the through-hole on the direction clamp plate, and the riveting axle passes the terminal surface contact of through-hole on the direction clamp plate and planet axle one end in the planet carrier assembly.
Further, the planet carrier assembly assembling device further comprises a limiting block, a groove is formed in the supporting base, the limiting block is assembled in the groove in the supporting base, and the limiting block is in contact with the end face of the other end of the planet shaft in the planet carrier assembly.
Furthermore, the riveting shaft body is cut on two sides, one cutting surface is matched with the through hole on the guide pressing plate, and a gap is reserved, so that the mark at the top end of the planet shaft can be seen during assembly.
Further, the riveting shaft comprises a shaft body and a riveting head, wherein the riveting head is arranged on the end face of one end of the shaft body, and when the riveting shaft is used, the riveting head is in contact with the end face of the planetary shaft.
Further, the shaft body is a cut cylinder and comprises a cylindrical surface and a cutting plane, the cylindrical surface and the cutting plane are distributed at intervals, and the rivet joint is of a trapezoid structure.
Further, the thickness of the shaft body is larger than that of the rivet joint, the rivet joint is arranged at the middle position of the shaft body, and a limiting shoulder is formed between the rivet joint and the shaft body.
Furthermore, the guide pressing plate and the support base are respectively provided with a positioning pin, and the guide pressing plate and the support base are respectively installed on two end surfaces of the planet carrier through the matching of the positioning pins and the mounting holes on the planet carrier.
Further, the riveting shaft comprises a long planet shaft riveting shaft and a short planet shaft riveting shaft, the limiting block comprises a long planet shaft limiting block and a short planet shaft limiting block, one end of the long planet shaft is in contact with the long planet shaft riveting shaft, the other end of the long planet shaft is in contact with the long planet shaft limiting block, one end of the short planet shaft is in contact with the short planet shaft riveting shaft, and the other end of the short planet shaft is in contact with the short planet shaft limiting block.
The technical scheme of the utility model has the advantages that:
the planet carrier assembly assembling device can efficiently complete the assembly of the planet carrier assembly, and meanwhile, the risk that the planet shaft protrudes out of the planet carrier and the planet carrier deforms too much is avoided; the fixing mode of the planet shaft and the planet carrier in the planet carrier assembly is end face riveting fixing, so that the use of parts is reduced, and the cost is reduced; and the assembly device has the advantages of simple structure, convenient operation, completion by single operation and great improvement on the working efficiency.
Drawings
The utility model is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic cross-sectional view of a planet carrier assembly member of the present utility model assembled;
FIG. 2 is a schematic top view of the planet carrier assembly member of the present utility model as assembled;
FIG. 3 is a schematic view of the structure of the riveting shaft according to the present utility model.
The labels in the above figures are respectively: 1. a long planet shaft riveting tool; 2. a short planetary shaft riveting tool; 3. riveting guide tool; 4. a short planetary shaft limiting block; 5. a long planetary shaft limiting block; 6. supporting the tool; 7. a shaft body; 71. a cylindrical surface; 72. cutting a plane; 8. a rivet joint; 9. a limit shoulder; A. a long planetary shaft; B. a short planetary shaft; C. long planetary roller pins; D. short planetary roller pin; E. needle roller retainer ring; F. a long planetary gear; G. a short planetary gear; H. a long planetary gear spacer; I. short planetary gear gaskets; K. a planet carrier.
Detailed Description
In the present utility model, it is to be understood that the term "length"; "width"; "go up"; "Down"; "front"; "rear"; "left"; "right"; "vertical"; "horizontal"; "roof"; "bottom", "inner"; "outside"; "clockwise"; "counterclockwise"; "axial"; "planar orientation"; the orientation or positional relationship indicated by "circumferential" or the like is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of description, and is not indicative or implying that the apparatus or element to be referred to must have a specific orientation; constructed and operated in a particular orientation and therefore should not be construed as limiting the utility model.
As shown in fig. 1 to 3, a planet carrier assembly assembling device comprises a riveting shaft, a guide pressing plate 3 and a support base 6, wherein the support base 6 is in fit contact with one end face of a planet carrier K, the guide pressing plate 3 is in fit contact with the other end face of the planet carrier K, a through hole is formed in the guide pressing plate 3, and the riveting shaft penetrates through the through hole in the guide pressing plate 3 and is in contact with one end face of one end of the planet shaft in the planet carrier assembly. The planet carrier assembly assembling device can efficiently complete the assembly of the planet carrier assembly, and meanwhile, the risk that the planet shaft protrudes out of the planet carrier and the planet carrier is excessively deformed is avoided; and simple structure, convenient operation, single operation can accomplish, have improved work efficiency greatly.
The guide pressing plate 3 and the support base 6 are respectively provided with a positioning pin, and the guide pressing plate 3 and the support base 6 are respectively installed on two end faces of the planet carrier K through the matching of the positioning pins and the installation holes on the planet carrier K.
The planet carrier assembly assembling device further comprises a limiting block, a groove is formed in the supporting base 6, the limiting block is assembled in the groove in the supporting base 6, and the limiting block is in contact with the end face of the other end of the planet shaft in the planet carrier assembly.
The riveting shaft comprises a long planetary shaft riveting shaft 1 and a short planetary shaft riveting shaft 2, the limiting block comprises a long planetary shaft limiting block 5 and a short planetary shaft limiting block 4, one end of a long planetary shaft A is in contact with the long planetary shaft riveting shaft 1, the other end of the long planetary shaft A is in contact with the long planetary shaft limiting block 5, one end of a short planetary shaft B is in contact with the short planetary shaft riveting shaft 2, and the other end of the short planetary shaft B is in contact with the short planetary shaft limiting block 4.
Preferably, two positioning pins are arranged on the support base 6, and the relative positions of the support base 6 and the planet carrier are ensured by virtue of the end surfaces and the 2 positioning pins; and set up the recess and be used for the placing of stopper, specific 4 long planetary shaft stopper 5 and 4 short planetary shaft stopper 4 of being equipped with, it is placed in the recess that support base 6 corresponds.
Two positioning pins are arranged on the guide pressing plate 3, and the relative position of the guide pressing plate and the planet carrier can be determined by virtue of the end face and the 2 positioning pins; the guide pressing plate is provided with a through hole for guiding and positioning the riveting shaft, the through hole is a special-shaped hole, and the design is carried out according to the shape of the riveting shaft. Specifically, the riveting shaft comprises 4 long planet shaft riveting shafts 1 and 4 short planet shaft riveting shafts 2, and 8 special-shaped holes are formed in the guide pressing plate 3 and used for guiding and positioning the long planet shaft riveting shafts 1 and the short planet shaft riveting shafts 2.
The riveting shaft is in clearance fit with the through hole on the guide pressing plate 3, and the clearance value is suitable for enabling the mark at the top end of the planet shaft to be seen in a clearance manner during assembly; preferably, the riveting shaft body is cut on two sides, one cutting surface is matched with the through hole on the guide pressing plate (3) to limit the rotation of the riveting shaft, so that the riveting position is determined, a gap between the other cutting surface and the through hole of the guide pressing plate is used for observing the mark at the top end of the planet shaft, and the mark at the top end of the planet shaft can be seen through the gap during assembly, so that the direction of the oil hole of the planet shaft is determined.
The position of the planet shaft relative to the planet carrier during assembly can be accurately controlled by controlling the height of the limiting block and the depth of the assembly groove on the supporting base.
The riveting shaft comprises a shaft body 7 and a riveting head 8, wherein the riveting head 8 is arranged on the end face of one end of the shaft body 7, and when the riveting shaft is used, the riveting head 8 is in contact with the end face of the planetary shaft. The shaft body 7 is a cut cylinder and comprises a cylindrical surface 71 and a cutting plane 72, so that the riveting shaft can be prevented from rotating; the cylindrical surface 71 and the cutting plane 72 are distributed at intervals, and the rivet joint 8 is of a trapezoid structure. The thickness of the shaft body 7 is greater than that of the rivet joint 8, the rivet joint 8 is arranged at the middle position of the shaft body 7, and a limiting shoulder 9 is formed between the rivet joint 8 and the shaft body 7. When riveting in place, the two ends of the planetary shaft are in contact limit; by controlling the distance from the rivet head to the limiting shoulder 9, the riveting depth can be accurately ensured, and meanwhile, excessive deformation on the planet carrier is avoided.
Preferably, the rivet joint is designed to have a thickness of 2-2.5 mm, the thickness of the rivet joint is determined according to the required riveting amount, the shaft body 7 is designed to have a thickness of 6mm, the thickness of the rivet joint is increased, the rivet joint is in contact with the surface of the planet shaft to limit the position when the rivet joint is in place, the specific riveting amount can be determined by setting the height of the rivet joint, and excessive riveting is prevented, so that the deformation of the planet carrier is excessive.
During assembly, firstly, a long planetary shaft A, a short planetary shaft B, a long planetary needle C, a short planetary needle D, a needle retainer ring E, a long planetary gear F, a short planetary gear G, a long planetary gear gasket H, a short planetary gear gasket I and a planetary carrier K are taken out, assembled to a state to be riveted according to requirements, then a supporting base is placed on a flat plate, 4 long planetary shaft limiting blocks 5 and 4 short planetary shaft limiting blocks 4 are sequentially placed, and then the corresponding end faces of the planetary carrier are placed on the supporting base and positioned through positioning pins and the end faces; at the moment, the planet shaft is rotated, the oil hole is adjusted to the required direction, a riveting guide pressing plate is placed, and the planet shaft is positioned with the planet carrier through a positioning pin and an end face; then sequentially placing 4 long planetary shaft riveting shafts 1 and 4 short planetary shaft riveting shafts 2; and (3) observing the end surface mark of the planet shaft through a gap between the riveting shaft and the guide pressing plate, confirming the direction of the oil hole of the planet shaft again, and placing under a press for sequential riveting after confirming that the direction of the oil hole of the planet shaft is correct. After the riveting is finished, the supporting base is replaced, the guide pressing plate and the riveting shaft are replaced for riveting the other end, the other end face of the planetary shaft is sequentially riveted, and assembly of the assembly is finished.
The limiting block is supported on the planet shaft, the supporting base is supported on the end face of the planet carrier, and the end face of the planet shaft can be prevented from protruding out of the end face of the planet carrier by setting the height difference of the limiting block and the planet carrier.
After the assembly is completed, checking the clearance between the gear and the planet carrier through a feeler gauge, and checking whether the planet shaft is tightly riveted and the end face is protruded at the same time, so as to confirm the riveting quality.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified in various ways, or of being applied to other applications without modification, without departing from the scope of the utility model.
Claims (8)
1. The utility model provides a planet carrier assembly device which characterized in that: the riveting device comprises a riveting shaft, a guide pressing plate (3) and a supporting base (6), wherein the supporting base (6) is in fit contact with one end face of a planet carrier (K), the guide pressing plate (3) is in fit contact with the other end face of the planet carrier (K), a through hole is formed in the guide pressing plate (3), and the riveting shaft penetrates through the through hole in the guide pressing plate (3) and is in contact with one end face of the planet shaft in the planet carrier assembly.
2. A planet carrier assembly member as set forth in claim 1, wherein: the planet carrier assembly assembling device further comprises a limiting block, a groove is formed in the supporting base (6), the limiting block is assembled in the groove in the supporting base (6), and the limiting block is in contact with the end face of the other end of the planet shaft in the planet carrier assembly.
3. A planet carrier assembly member as set forth in claim 2, wherein: the riveting shaft body is cut on two sides, one cutting surface is matched with a through hole on the guide pressing plate (3), and a gap is reserved, so that the mark at the top end of the planet shaft can be seen during assembly.
4. A planet carrier assembly member as claimed in claim 2 or claim 3, wherein: the riveting shaft comprises a shaft body (7) and a riveting head (8), wherein the riveting head (8) is arranged on the end face of one end of the shaft body (7), and when the riveting shaft is used, the riveting head (8) is in contact with the end face of the planetary shaft.
5. A planet carrier assembly member as set forth in claim 4, wherein: the shaft body (7) is a cut cylinder and comprises a cylindrical surface (71) and a cutting plane (72), the cylindrical surface (71) and the cutting plane (72) are distributed at intervals, and the rivet joint (8) is of a trapezoid structure.
6. A planet carrier assembly member as set forth in claim 4, wherein: the thickness of the shaft body (7) is larger than that of the rivet joint (8), the rivet joint (8) is arranged at the middle position of the shaft body (7), and a limit shoulder (9) is formed between the rivet joint (8) and the shaft body (7).
7. A planet carrier assembly member as set forth in claim 2, wherein: the guide pressing plate (3) and the support base (6) are respectively provided with a locating pin, and the guide pressing plate (3) and the support base (6) are respectively installed on two end faces of the planet carrier (K) through matching of the locating pins and the installation holes on the planet carrier (K).
8. A planet carrier assembly member as set forth in claim 6, wherein: the riveting shaft comprises a long planet shaft riveting shaft (1) and a short planet shaft riveting shaft (2), the limiting block comprises a long planet shaft limiting block (5) and a short planet shaft limiting block (4), one end of a long planet shaft (A) is in contact with the long planet shaft riveting shaft (1), the other end of the long planet shaft (A) is in contact with the long planet shaft limiting block (5), one end of a short planet shaft (B) is in contact with the short planet shaft riveting shaft (2), and the other end of the short planet shaft (B) is in contact with the short planet shaft limiting block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320913389.3U CN219787325U (en) | 2023-04-21 | 2023-04-21 | Planet carrier assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320913389.3U CN219787325U (en) | 2023-04-21 | 2023-04-21 | Planet carrier assembly device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219787325U true CN219787325U (en) | 2023-10-03 |
Family
ID=88151405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320913389.3U Active CN219787325U (en) | 2023-04-21 | 2023-04-21 | Planet carrier assembly device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219787325U (en) |
-
2023
- 2023-04-21 CN CN202320913389.3U patent/CN219787325U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240123 Address after: Room 32, 5th Floor, Comprehensive Service Building, Management Committee of Fanchang Economic Development Zone, Fanchang District, Wuhu City, Anhui Province, 241000 Patentee after: Anhui Fuzhen Automobile Power System Co.,Ltd. Country or region after: China Address before: 215000 16F, building a, vitality Business Plaza, No. 185 jumao street, Yuanhe street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: Jifu Automotive Technology (Suzhou) Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |