Transmission planet carrier with integral structure

Abstract

The utility model discloses a transmission planet carrier of an integral structure. The problem that in the prior art, a transmission planet carrier is insufficient in rigidity after being connected is solved. The planetary gear box comprises a pair of annular side plates, a supporting mechanism, a plurality of mounting mechanisms and a positioning mechanism, wherein the supporting mechanism is arranged between the two annular side plates, and the supporting mechanism and the annular side plates are of an integrated structure; the mounting mechanisms are arranged between the two annular side plates, located in the supporting mechanism and used for mounting planetary gears; and the positioning mechanism is arranged on one of the annular side plates. The supporting mechanism is arranged between the two annular side plates, the supporting mechanism and the two annular side plates are of the integrally-formed structure, the integrally-formed structure can effectively improve the structural strength of the transmission planet carrier, the installation mechanism is installed between the two annular side plates, the installation mechanism is located in the supporting mechanism, and therefore the transmission planet carrier can be installed conveniently. And the planetary gear can be conveniently mounted through the mounting mechanism.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile automatic transmission, specifically relates to a transmission planetary carrier of integral structure. BACKGROUND

[0002] The automobile automatic transmission (AT) realizes a plurality of transmission ratios by changing the fixing or connecting state of different components in the planetary gear mechanism, and the planetary carrier body plays a key role in supporting and positioning the planetary gear in the process, if there is no support of the planetary carrier body, the planetary gear will appear position deviation in the process of high-speed rotation and power transmission, which leads to abnormal meshing between gears, produces noise and vibration, and even causes damage to the transmission.

[0003] The traditional transmission planetary carrier mainly has the following structure forms: 1, double-sided plate separated type: the planetary carrier is composed of upper and lower or left and right two side plates, and is fixed together through bolts and connecting pieces, the planetary gear shaft or bearing is installed on the side plate, the advantage is convenient for processing and assembly, and the processing difficulty and cost can be reduced, and the disadvantage is that the strength and rigidity of the connecting part need to be strengthened to ensure the overall performance. 2, single-sided plate type: only one side plate, the planetary gear shaft is cantilevered installed on the side plate, and the rigidity is often strengthened through the annular rib, the advantage is that smaller outer contour size can be obtained, and it is suitable for occasions with limited space, and the disadvantage is that the rigidity is relatively small compared with the double-sided plate integral structure.

[0004] When the transmission planetary carrier is processed in the above manner, the components are connected through screws and welding, so that the assembled transmission planetary carrier has the defects of complex structure, insufficient rigidity, large mass and difficult to guarantee the key size precision. UTILITY MODEL CONTENTS

[0005] The utility model provides a transmission planetary carrier of integral structure to at least solve part of the above technical problems.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A transmission planetary carrier of integral structure, comprising a pair of annular side plates, a support mechanism arranged between the two annular side plates and integrally formed with the annular side plates, a plurality of mounting mechanisms arranged between the two annular side plates and located in the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates.

[0008] Further, the support mechanism comprises a plurality of support columns arranged between the two annular side plates, the support columns are uniformly distributed in a circle in the circumferential direction, adjacent two support columns and the two annular side plates form a mounting space for mounting planetary gears, and each mounting space is provided with one of the mounting mechanisms.

[0009] Further, the mounting mechanism comprises a gear shaft mounted between the two annular side plates and located in the mounting space and used for mounting the planetary gear.

[0010] Further, mounting holes are formed in the annular side plates, and the two ends of the gear shaft are respectively mounted in one mounting hole of the corresponding annular side plate.

[0011] Further, axial positioning ring grooves are arranged on the outer end surface of the annular side plate and coaxially distributed with the annular side plate, and the mounting holes are located in the axial positioning ring grooves.

[0012] Further, annular bosses for mounting the planetary wheel gaskets and located in the mounting space are arranged on the annular side plate, the annular bosses are coaxially distributed with the mounting holes, and the two ends of the gear shaft are respectively arranged in one annular boss.

[0013] Further, the positioning mechanism comprises an assembly positioning hole arranged on the corresponding annular side plate.

[0014] Further, the annular side plate is provided with a clamping spring fixing mechanism, the clamping spring fixing mechanism comprises a mounting ring arranged on the outer end surface of the annular side plate, and a clamping spring mounting groove arranged on the inner wall of the mounting ring and used for mounting the clamping spring.

[0015] Further, the mounting ring is arranged on the outer end surface of the annular side plate and distributed in a circle, and the mounting ring and the annular side plate are in an integral structure.

[0016] Further, a plurality of through grooves are uniformly distributed on the mounting ring.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] The present application has the advantages of simple structure, scientific and reasonable design, and convenient use, the supporting mechanism is arranged between the two annular side plates, and the supporting mechanism and the two annular side plates are in an integral structure, the integral structure can effectively improve the structural strength of the transmission planetary carrier, the mounting mechanism is mounted between the two annular side plates and located in the supporting mechanism, the planetary gear can be conveniently mounted through the mounting mechanism, the mounting precision of the planetary gear can be effectively improved through the mounting mechanism, the positioning mechanism is arranged on one of the annular side plates, and the transmission planetary carrier can be conveniently positioned through the cooperation of the positioning mechanism and other components of the transmission, so that the transmission planetary carrier can be conveniently mounted on the transmission. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the present application.

[0020] Figure 2 It is a sectional view of the present application.

[0021] Figure 3It is a schematic view of the annular side plate of the utility model.

[0022] Figure 4 It is a schematic view of the inner wall of the annular side plate of the utility model.

[0023] Figure 5 It is a sectional view of the annular side plate of the utility model.

[0024] Figure 6 It is Figure 5 It is an enlarged view of A in the middle.

[0025] Corresponding names of the reference signs are:

[0026] 1, annular side plate;2, support column;3, mounting space;4, mounting hole;5, gear shaft;6, annular boss;7, assembly positioning hole;8, mounting ring;9, through slot;10, snap spring mounting groove;11, axial positioning ring groove. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will be further described in detail in combination with the drawings. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0028] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms 'center', 'upper', 'lower', 'left', 'right','vertical', 'horizontal', 'inner', 'outer' and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and it cannot be understood as a limitation on the utility model. In addition, the terms 'first','second', 'third' are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms'mounting', 'connection', 'connection' should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected. Of course, it can also be mechanically connected, or electrically connected. In addition, it can also be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] Example 1.

[0031] like Figures 1-6 As shown, the utility model provides a planetary carrier of an integral structure of a transmission, including a pair of annular side plates 1, a support mechanism arranged between the two annular side plates 1 and integrally formed with the annular side plates 1, a plurality of mounting mechanisms arranged between the two annular side plates 1 and located within the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates 1.

[0032] The support mechanism of the utility model is arranged between the two annular side plates 1, and the support mechanism and the two annular side plates 1 are an integrally formed structure. The integrally formed structure can effectively improve the structural strength of the transmission planetary carrier. The mounting mechanism is installed between the two annular side plates 1, and the mounting mechanism is located inside the support mechanism. The planetary gears can be easily installed through the mounting mechanism. At the same time, the installation accuracy of the planetary gears can be effectively improved through the mounting mechanism. The positioning mechanism is arranged on one of the annular side plates 1. The positioning mechanism cooperates with other components of the transmission to facilitate the positioning of the transmission planetary carrier, thereby facilitating the installation of the transmission planetary carrier on the transmission.

[0033] Example 2.

[0034] like Figures 1-6 As shown, the utility model provides a planetary carrier of an integral structure of a transmission, including a pair of annular side plates 1, a support mechanism arranged between the two annular side plates 1 and integrally formed with the annular side plates 1, a plurality of mounting mechanisms arranged between the two annular side plates 1 and located within the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates 1.

[0035] The support mechanism includes several support columns 2 arranged between two annular side plates 1. The support columns 2 are evenly distributed in a circle in the circumference. An installation space 3 for installing planetary gears is formed between two adjacent support columns 2 and the two annular side plates 1. Each installation space 3 is equipped with the above-mentioned installation mechanism.

[0036] Based on Example 1, this Example 2 provides a more preferred structure of the support mechanism, specifically: the support mechanism includes a plurality of support columns 2 arranged between two annular side plates 1, and the support columns 2 are evenly distributed in a circle in the circumference. An installation space 3 for installing planetary gears is formed between two adjacent support columns 2 and the two annular side plates 1, and each installation space 3 is provided with the above-mentioned installation mechanism.

[0037] The utility model discloses support column 2 preferably is five, five support column 2 circumferential form a circle even distribution, and the installation space 3 for accommodating planetary gear is formed between two adjacent support column 2 and two annular side plates 1, and one mounting mechanism is equipped in each installation space 3, and installation space 3 can conveniently install planetary gear, and support column 2 and two annular side plates 1 are integrally formed structure, and integrally formed structure can effectively enhance the connection stability between support column 2 and annular side plate 1, thereby increasing the service life of planet carrier.

[0038] Example 3.

[0039] As Figures 1-6 The utility model discloses a kind of planet carrier of overall structure's transmission, including a pair of annular side plate 1, support mechanism being equipped in two annular side plate 1 and with annular side plate 1 as integrated structure, a plurality of installation mechanism for installing planetary gear being equipped in two annular side plate 1 and located in support mechanism, and positioning mechanism being equipped on one of annular side plate 1.

[0040] Support mechanism includes a plurality of support column 2 being equipped in two annular side plate 1, support column 2 circumferential form a circle even distribution, and installation space 3 for installing planetary gear is formed between two adjacent support column 2 and two annular side plates 1, and one mounting mechanism is equipped in each installation space 3.

[0041] Installation mechanism includes gear shaft 5 for installing planetary gear being installed in two annular side plate 1 between and located in installation space 3.

[0042] This embodiment 3 is more preferred structure of installation mechanism based on embodiment 2, specifically: installation mechanism includes gear shaft 5 for installing planetary gear being installed in two annular side plate 1 between and located in installation space 3.

[0043] The utility model discloses gear shaft 5 is installed in two annular side plate 1 between and located in installation space 3, gear shaft 5 can conveniently install planetary gear, while supporting planetary gear to rotate.

[0044] Example 4.

[0045] As Figures 1-6 The utility model discloses a kind of planet carrier of overall structure's transmission, including a pair of annular side plate 1, support mechanism being equipped in two annular side plate 1 and with annular side plate 1 as integrated structure, a plurality of installation mechanism for installing planetary gear being equipped in two annular side plate 1 and located in support mechanism, and positioning mechanism being equipped on one of annular side plate 1.

[0046] The support mechanism includes several support columns 2 arranged between two annular side plates 1. The support columns 2 are evenly distributed in a circle in the circumference. An installation space 3 for installing planetary gears is formed between two adjacent support columns 2 and the two annular side plates 1. Each installation space 3 is equipped with the above-mentioned installation mechanism.

[0047] The mounting mechanism includes a gear shaft 5 mounted between the two annular side plates 1 and located in the mounting space 3 and used for mounting the planetary gear.

[0048] The annular side plate 1 is provided with mounting holes 4 , and both ends of the gear shaft 5 are respectively mounted in a mounting hole 4 on the corresponding annular side plate 1 .

[0049] Based on Example 3, this Example 4 provides a more preferred structure of the annular side plate 1, specifically: a mounting hole 4 is opened on the annular side plate 1, and both ends of the gear shaft 5 are respectively installed in a mounting hole 4 on the corresponding annular side plate 1.

[0050] The mounting hole 4 of the present invention is set on the annular side plate 1, and the mounting hole 4 is adapted to the gear shaft 5. The two ends of the gear shaft 5 are respectively installed in a mounting hole 4 on the corresponding annular side plate 1. The mounting hole 4 can facilitate the installation of the gear shaft 5.

[0051] Example 5.

[0052] like Figures 1-6 As shown, the utility model provides a planetary carrier of an integral structure of a transmission, including a pair of annular side plates 1, a support mechanism arranged between the two annular side plates 1 and integrally formed with the annular side plates 1, a plurality of mounting mechanisms arranged between the two annular side plates 1 and located within the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates 1.

[0053] The support mechanism includes several support columns 2 arranged between two annular side plates 1. The support columns 2 are evenly distributed in a circle in the circumference. An installation space 3 for installing planetary gears is formed between two adjacent support columns 2 and the two annular side plates 1. Each installation space 3 is equipped with the above-mentioned installation mechanism.

[0054] The mounting mechanism includes a gear shaft 5 mounted between the two annular side plates 1 and located in the mounting space 3 and used for mounting the planetary gear.

[0055] The annular side plate 1 is provided with mounting holes 4 , and both ends of the gear shaft 5 are respectively mounted in a mounting hole 4 on the corresponding annular side plate 1 .

[0056] An axial positioning ring groove 11 coaxially distributed with the annular side plate 1 is provided on the outer end surface of the annular side plate 1 , and the mounting hole 4 is located in the axial positioning ring groove 11 .

[0057] Based on Example 1, this Example 5 provides a more preferred structure of the annular side plate 1, specifically: an axial positioning ring groove 11 coaxially distributed with the annular side plate 1 is provided on the outer end surface of the annular side plate 1, and the mounting hole 4 is located in the axial positioning ring groove 11.

[0058] The axial positioning ring groove 11 of the utility model is arranged on the outer end surface of the annular side plate 1. The axial positioning ring groove 11 can facilitate positioning of the transmission planet carrier, thereby facilitating installation of the transmission planet carrier.

[0059] Example 6.

[0060] like Figures 1-6 As shown, the utility model provides a planetary carrier of an integral structure of a transmission, including a pair of annular side plates 1, a support mechanism arranged between the two annular side plates 1 and integrally formed with the annular side plates 1, a plurality of mounting mechanisms arranged between the two annular side plates 1 and located within the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates 1.

[0061] The support mechanism includes several support columns 2 arranged between two annular side plates 1. The support columns 2 are evenly distributed in a circle in the circumference. An installation space 3 for installing planetary gears is formed between two adjacent support columns 2 and the two annular side plates 1. Each installation space 3 is equipped with the above-mentioned installation mechanism.

[0062] The mounting mechanism includes a gear shaft 5 mounted between the two annular side plates 1 and located in the mounting space 3 and used for mounting the planetary gear.

[0063] The annular side plate 1 is provided with mounting holes 4 , and both ends of the gear shaft 5 are respectively mounted in a mounting hole 4 on the corresponding annular side plate 1 .

[0064] An annular boss 6 for mounting a planetary gear washer is provided on the annular side plate 1 and is located in the mounting space 3 . The annular boss 6 is coaxially distributed with the mounting hole 4 , and both ends of the gear shaft 5 are respectively passed through an annular boss 6 .

[0065] Based on Example 4, this Example 6 provides a more preferred structure of the annular side plate 1, specifically: the annular side plate 1 is provided with an annular boss 6 for mounting the planetary gear gasket and located in the mounting space 3, the annular boss 6 is coaxially distributed with the mounting hole 4, and both ends of the gear shaft 5 are respectively inserted into an annular boss 6.

[0066] The annular boss 6 is arranged on the inner wall of the annular side plate 1, the inner diameter of the annular boss 6 is same as the outer diameter of the mounting hole 4, thereby facilitating installation of the gear shaft 5, and the annular boss 6 can facilitate machining of the transmission planet carrier, and the annular boss 6 can facilitate installation of the planet wheel gasket, thereby avoiding abrasion of the transmission planet carrier in the rotating process of the planet gear, and the annular boss 6 and the annular side plate 1 are integrated.

[0067] The gear shaft 5 is arranged in the annular boss 6, the annular boss 6 is provided with a clearance hole matched with the gear shaft 5, the gear shaft 5 is arranged in the mounting hole 4 through the clearance hole, the axis of the clearance hole and the axis of the mounting hole 4 are coincident, thereby facilitating installation of the star wheel gasket.

[0068] Embodiment 7.

[0069] As shown in Figures 1-6 The utility model discloses a kind of transmission planet carriers of integral structure, including a pair of annular side plates 1, support mechanism being arranged between two annular side plates 1 and being integrated with annular side plate 1, a plurality of installation mechanisms for installing planet gear being arranged between two annular side plates 1 and being located in support mechanism, and positioning mechanism being arranged on one of annular side plate 1.

[0070] Positioning mechanism includes assembly positioning hole 7 being arranged on corresponding annular side plate 1.

[0071] This embodiment 7 is more preferred structure of positioning mechanism based on embodiment 1, specifically: positioning mechanism includes assembly positioning hole 7 being arranged on corresponding annular side plate 1.

[0072] The utility model discloses assembly positioning hole 7 is arranged on annular side plate 1, is connected with the positioning shaft in transmission through assembly positioning hole 7, can facilitate installation of transmission planet carrier.

[0073] Embodiment 8.

[0074] As shown in Figures 1-6 The utility model discloses a kind of transmission planet carriers of integral structure, including a pair of annular side plates 1, support mechanism being arranged between two annular side plates 1 and being integrated with annular side plate 1, a plurality of installation mechanisms for installing planet gear being arranged between two annular side plates 1 and being located in support mechanism, and positioning mechanism being arranged on one of annular side plate 1.

[0075] Annular side plate 1 is equipped with snap spring fixing mechanism, and snap spring fixing mechanism includes installation ring 8 being arranged on the outer end surface of annular side plate 1, and snap spring mounting groove 10 for installing snap spring being arranged on the inner wall of installation ring 8.

[0076] Based on Example 1, this Example 8 provides a more preferred structure of the retaining spring fixing mechanism, specifically: a retaining spring fixing mechanism is provided on the annular side plate 1, and the retaining spring fixing mechanism includes a mounting ring 8 provided on the outer end surface of the annular side plate 1, and a retaining spring mounting groove 10 provided on the inner wall of the mounting ring 8 for mounting the retaining spring.

[0077] The retaining ring fixing mechanism of the present invention can facilitate the fixing of the retaining ring. The mounting ring 8 of the present invention is arranged on the annular side plate 1, and a retaining ring mounting groove 10 adapted to the retaining ring is provided on the inner wall of the annular side plate 1. The retaining ring is installed in the retaining ring mounting groove 10, thereby facilitating the installation of the transmission planetary carrier. The mounting ring 8 and the annular side plate 1 are an integrated structure.

[0078] Example 9.

[0079] like Figures 1-6 As shown, the utility model provides a planetary carrier of an integral structure of a transmission, including a pair of annular side plates 1, a support mechanism arranged between the two annular side plates 1 and integrally formed with the annular side plates 1, a plurality of mounting mechanisms arranged between the two annular side plates 1 and located within the support mechanism for mounting planetary gears, and a positioning mechanism arranged on one of the annular side plates 1.

[0080] A retaining spring fixing mechanism is provided on the annular side plate 1 , and the retaining spring fixing mechanism includes a mounting ring 8 provided on the outer end surface of the annular side plate 1 , and a retaining spring mounting groove 10 provided on the inner wall of the mounting ring 8 for mounting the retaining spring.

[0081] The mounting ring 8 is distributed along a circle along the outer edge of the outer end surface of the annular side plate 1 , and the mounting ring 8 and the annular side plate 1 are an integrated structure.

[0082] This embodiment 9 provides a more preferred structure of the mounting ring 8 based on the embodiment 8, specifically: the mounting ring 8 is distributed in a circle along the outer end surface of the annular side plate 1, and the mounting ring 8 and the annular side plate 1 are an integrated structure.

[0083] The mounting ring 8 of the present invention is distributed along the outer edge of the outer end surface of the annular side plate 1, and the mounting ring 8 and the annular side plate 1 are an integrated structure, which can facilitate enhancing the connection strength between the mounting ring 8 and the annular side plate 1.

[0084] Example 10.

[0085] A retaining spring fixing mechanism is provided on the annular side plate 1 , and the retaining spring fixing mechanism includes a mounting ring 8 provided on the outer end surface of the annular side plate 1 , and a retaining spring mounting groove 10 provided on the inner wall of the mounting ring 8 for mounting the retaining spring.

[0086] A plurality of through slots 9 are evenly distributed on the mounting ring 8 .

[0087] The embodiment 10 gives more preferred structure of the mounting ring 8 based on the embodiment 8, specifically, the mounting ring 8 is uniformly distributed with a plurality of through grooves 9.

[0088] The through grooves 9 are uniformly distributed on the mounting ring 8, and the through grooves 9 can effectively reduce the weight of the transmission planet carrier.

[0089] Finally, it should be noted that: the above embodiments are only the preferred embodiments of the utility model for describing the technical scheme of the utility model, but not limit it, of course, it is not the patent range of the utility model; although the utility model is described in detail by referring to the foregoing embodiments, those skilled in the art should understand that: it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the scope of the technical scheme of the embodiments of the utility model; that is to say, but whatever the substantive meaning of the modification or polishing made in the main design idea and spirit of the utility model, the technical problem solved is still consistent with the utility model, and it should be included in the protection range of the utility model; in addition, the technical scheme of the utility model is directly or indirectly applied to other related technical fields, which is also included in the patent protection range of the utility model.

Claims

1. A planetary carrier of a transmission with an integral structure, characterized in that: It comprises a pair of annular side plates (1), a support mechanism provided between the two annular side plates (1) and forming an integral structure with the annular side plates (1), a plurality of mounting mechanisms provided between the two annular side plates (1) and within the support mechanism for mounting planetary gears, and a positioning mechanism provided on one of the annular side plates (1); The support mechanism comprises a plurality of support columns (2) arranged between two annular side plates (1), and an installation space (3) for installing the planetary gear is formed between two adjacent support columns (2) and the two annular side plates (1); The mounting mechanism comprises a gear shaft (5) mounted between two annular side plates (1) and located in the mounting space (3) and used for mounting the planetary gear; The positioning mechanism comprises an assembly positioning hole (7) provided on the corresponding annular side plate (1).

2. The planetary carrier of the transmission with an integral structure according to claim 1, characterized in that: The support columns (2) are evenly distributed in a circle in the circumferential direction, and each installation space (3) is provided with an installation mechanism.

3. The planetary carrier of the transmission with an integral structure according to claim 1, characterized in that: The annular side plate (1) is provided with a mounting hole (4), and both ends of the gear shaft (5) are respectively mounted in a mounting hole (4) on the corresponding annular side plate (1).

4. The planetary carrier of the transmission with an integral structure according to claim 3, characterized in that: An axial positioning ring groove (11) coaxially distributed with the annular side plate (1) is provided on the outer end surface of the annular side plate (1), and the mounting hole (4) is located in the axial positioning ring groove (11).

5. The planetary carrier of the transmission with an integral structure according to claim 3, characterized in that: An annular boss (6) for mounting a planetary gear gasket and located in the mounting space (3) is provided on the annular side plate (1). The annular boss (6) and the mounting hole (4) are coaxially distributed, and both ends of the gear shaft (5) are respectively inserted into an annular boss (6).

6. The planetary carrier of a transmission with an integral structure according to claim 1, characterized in that: A retaining spring fixing mechanism is provided on the annular side plate (1), and the retaining spring fixing mechanism comprises a mounting ring (8) provided on the outer end surface of the annular side plate (1), and a retaining spring mounting groove (10) provided on the inner wall of the mounting ring (8) for mounting the retaining spring.

7. The planetary carrier of the transmission with an integral structure according to claim 6, characterized in that: The mounting ring (8) is located along the outer edge of the outer end surface of the annular side plate (1), and the mounting ring (8) and the annular side plate (1) are an integrated structure.

8. The planetary carrier of the transmission with an integral structure according to claim 6, characterized in that: A plurality of through grooves (9) are evenly distributed on the mounting ring (8).

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