CN210322289U - Double-branch structure reducer loading tool - Google Patents

Abstract

A double-branch structure speed reducer loading tool relates to a speed reducer loading tool. The utility model discloses a solve current loading instrument and simply violently, press from both sides the uncertain mode, the stress state is inhomogeneous, and transmission of power is not smooth and easy leads to the unsatisfactory problem of gear engagement. A loading tool for a double-branch structure speed reducer comprises 2I-level pinion loading tools, 2I-level inner gear wheel loading tools, 2I-level outer gear wheel loading tools, 2 II-level inner pinion loading tools and 2 II-level outer pinion loading tools. The advantages are that: the rejection rate of manufacturers is reduced, and the production efficiency is improved. And the tool is very simple to manufacture and use and has low cost. The utility model discloses mainly used preparation two branch structure reduction gear loading instrument.

Description

Double-branch structure reducer loading tool

Technical Field

The utility model relates to a reduction gear loading instrument.

Background

The double-branch structure reducer is complex in structure and comprises a high-pressure side I-stage pinion, a high-pressure side I-stage bull gear, a high-pressure side I-stage pinion, a high-pressure side II-stage pinion, a low-pressure side I-stage bull gear, a low-pressure side I-stage pinion and a low-pressure side II-stage pinion, wherein the high-pressure side I-stage bull gear and the high-pressure side II-stage pinion are on the same axis, the high-pressure side I-stage pinion is on a high-pressure side power input gear axis, the low-pressure side I-stage bull gear and the low-pressure side II-stage pinion are on the same axis, and the low-, the second-stage gear wheel is arranged on the axis of the power output gear wheel, the first-stage pinion on the high-pressure side is meshed with the first-stage gear wheel on the high-pressure inner side, the first-stage pinion on the high-pressure side is meshed with the first-stage gear wheel on the high-pressure outer side, the second-stage pinion on the high-pressure inner side is meshed with the second-stage gear wheel, the first-stage pinion on the low-pressure side is meshed with the first-stage gear wheel on the low-pressure inner side, the first-stage pinion on the low-pressure side is meshed with the first-stage gear wheel on the low-pressure outer side, the second-stage pinion on the; the total number of the axes is seven, and the transmission routes with the success rate are formed. Seven axes are provided with 11 sets of gears, 8 meshing states are meshed, and the gear set loading tool is used for ensuring that the meshing states of the gear set in the assembling process meet the design requirements. The loading tool of the original design is simple and rough, the clamping mode is uncertain, the stress state is uneven, the force transmission is not smooth, and the gear meshing is not ideal. And unqualified gear meshing for rechecking after the positioning bolt hole is machined, and repeated machining at a position deviated from the original position is needed after the gear is loaded again. The scrapping of parts is easy to cause, and the production cycle of products is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve present loading instrument and simply violently, press from both sides the uncertain mode, the stress state is inhomogeneous, and transmission of power is not smooth and easy leads to the unsatisfactory problem of gear engagement, and provides a two branch structure reduction gear loading instrument.

A loading tool for a double-branch structure speed reducer comprises 2I-level pinion loading tools, 2 inner I-level gearwheel loading tools, 2 outer I-level gearwheel loading tools, 2 inner II-level pinion loading tools and 2 outer II-level pinion loading tools;

the I-level pinion loading tool comprises an I-level pinion ring, an I-level pinion screw, an I-level pinion handle, an I-level pinion fixing rod, an I-level pinion connecting rod, an I-level pinion force measuring device, an I-level pinion supporting rod and an I-level pinion base; a plurality of I-level pinion screws are uniformly distributed on the I-level pinion circular ring, the I-level pinion circular ring is sleeved on a flange on the outer side of a gear, an I-level pinion handle is arranged on the I-level pinion circular ring, one end of the I-level pinion handle is fixedly connected with an I-level pinion fixing rod, the I-level pinion fixing rod is movably connected with an I-level pinion connecting rod through an I-level pinion force measuring device, the other end of the I-level pinion connecting rod is fixedly connected with an I-level pinion supporting rod, and the I-level pinion supporting rod is fixedly connected with an I-level pinion base;

the inner I-level gearwheel loading tool comprises an inner I-level gearwheel ring, an inner I-level gearwheel screw, an inner I-level gearwheel handle, an inner I-level gearwheel fixing rod, an inner I-level gearwheel connecting rod, an inner I-level gearwheel force measuring device, an inner I-level gearwheel supporting rod and an inner I-level gearwheel base; a plurality of inner I-level gearwheel screws are uniformly distributed on an inner I-level gearwheel ring, the inner I-level gearwheel ring is sleeved on a gear outer flange, an inner I-level gearwheel handle is arranged on the inner I-level gearwheel ring, one end of the inner I-level gearwheel handle is fixedly connected with an inner I-level gearwheel fixing rod, the inner I-level gearwheel fixing rod is movably connected with an inner I-level gearwheel connecting rod through an inner I-level gearwheel force measuring device, the other end of the inner I-level gearwheel connecting rod is fixedly connected with an inner I-level gearwheel supporting rod, and the inner I-level gearwheel supporting rod is fixedly connected with an inner I-level gearwheel base;

the outer I-level gearwheel loading tool comprises an outer I-level gearwheel ring, an outer I-level gearwheel screw, an outer I-level gearwheel handle, an outer I-level gearwheel fixing rod, an outer I-level gearwheel connecting rod, an outer I-level gearwheel force measuring device, an outer I-level gearwheel supporting rod and an outer I-level gearwheel base; a plurality of outside I-stage bull gear screws are uniformly distributed on an outside I-stage bull gear ring, the outside I-stage bull gear ring is sleeved on a gear outside flange, an outside I-stage bull gear handle is arranged on the outside I-stage bull gear ring, one end of the outside I-stage bull gear handle is fixedly connected with an outside I-stage bull gear fixing rod, the outside I-stage bull gear fixing rod is movably connected with an outside I-stage bull gear connecting rod through an outside I-stage bull gear force measuring device, the other end of the outside I-stage bull gear connecting rod is fixedly connected with an outside I-stage bull gear supporting rod, and the outside I-stage bull gear supporting rod is fixedly connected with an outside;

the inner II-level pinion loading tool comprises an inner II-level pinion ring, an inner II-level pinion screw, an inner II-level pinion handle, an inner II-level pinion fixing rod, an inner II-level pinion connecting rod, an inner II-level pinion force measuring device, an inner II-level pinion supporting rod and an inner II-level pinion base; a plurality of inner II-level pinion screws are uniformly distributed on the inner II-level pinion ring, the inner II-level pinion ring is sleeved on a gear outer flange, an inner II-level pinion handle is arranged on the inner II-level pinion ring, one end of the inner II-level pinion handle is fixedly connected with an inner II-level pinion fixing rod, the inner II-level pinion fixing rod is movably connected with an inner II-level pinion connecting rod through an inner II-level pinion force measuring device, the other end of the inner II-level pinion connecting rod is fixedly connected with an inner II-level pinion supporting rod, and the inner II-level pinion supporting rod is fixedly connected with an inner II-level pinion base;

the outer II-level pinion loading tool comprises an outer II-level pinion ring, an outer II-level pinion screw, an outer II-level pinion handle, an outer II-level pinion fixing rod, an outer II-level pinion connecting rod, an outer II-level pinion force measuring device, an outer II-level pinion supporting rod and an outer II-level pinion base; II level pinion rings in the outside equipartition set up II level pinion screws in a plurality of outsides, II level pinion rings in the outside overlap on the flange in the gear outside, set up II level pinion handles in the outside on the II level pinion rings in the outside, the one end and the II level pinion dead lever fixed connection in the outside of II level pinion handles in the outside, through II level pinion force measuring device in the outside with II level pinion dead lever in the outside and II level pinion connecting rod swing joint in the outside, the other end and the II level pinion bracing piece fixed connection in the outside of II level pinion connecting rods in the outside, II level pinion bracing pieces in the outside and II level pinion base fixed connection in the outside.

The utility model discloses the principle: the loading tool of the double-branch structure reducer is utilized to sequentially load the high-pressure side gear and the low-pressure side gear of the double-branch structure reducer respectively, the II-level large gear does not need to be loaded, the two sides of the flange at the outer side of the gear to be loaded are respectively sleeved with the circular ring of the loading tool, the circular ring of the loading tool is fixed with the flange at the outer side of the gear in a multi-point jacking mode by a plurality of screws, wherein I level pinion gear base of I level pinion gear loading instrument, the inboard II level pinion gear base of the inboard II level pinion gear loading instrument and the outside II level pinion gear base of the outside II level pinion gear loading instrument are installed on the organism of two branch structure reduction gears in horizontal form, and I level gear wheel base in the inboard of the inboard I level gear loading instrument and the I level gear wheel base in the outside of the I level gear loading instrument of outside are 45 contained angles with the level and are installed on the organism of two branch structure reduction gears.

The utility model discloses the advantage:

through the utility model discloses a when installing two branch structure reduction gears with two branch structure reduction gear loading instrument loads with making, the demand of loading process when satisfying two branch structure reduction gear assemblies has reduced the rejection rate of producer, has improved production efficiency. And the tool is very simple to manufacture and use and has low cost.

Drawings

Fig. 1 is a schematic view of the overall structure of a loading tool for a dual-branch reducer according to the present invention, in which 1 represents a loading tool for a pinion gear of a first stage, 2 represents a loading tool for a bull gear of a first stage on an inner side, 3 represents a loading tool for a bull gear of a first stage on an outer side, 4 represents a loading tool for a pinion gear of a second stage on an inner side, and 5 represents a loading tool for a pinion gear of a second stage on an outer;

FIG. 2 is an enlarged schematic view of a stage I pinion loading tool, wherein 1-1 represents a stage I pinion ring, 1-2 represents a stage I pinion screw, 1-3 represents a stage I pinion handle, 1-4 represents a stage I pinion fixing lever, 1-5 represents a stage I pinion connecting lever, 1-6 represents a stage I pinion force measuring device, 1-7 represents a stage I pinion supporting lever, and 1-8 represents a stage I pinion base;

FIG. 3 is an enlarged schematic structural view of an inside I-level bull gear loading tool, wherein 2-1 represents an inside I-level bull gear ring, 2-2 represents an inside I-level bull gear screw, 2-3 represents an inside I-level bull gear handle, 2-4 represents an inside I-level bull gear fixing rod, 2-5 represents an inside I-level bull gear connecting rod, 2-6 represents an inside I-level bull gear force measuring device, 2-7 represents an inside I-level bull gear supporting rod, and 2-8 represents an inside I-level bull gear base;

FIG. 4 is an enlarged schematic structural view of an outside I-level bull gear loading tool, wherein 3-1 represents an outside I-level bull gear ring, 3-2 represents an outside I-level bull gear screw, 3-3 represents an outside I-level bull gear handle, 3-4 represents an outside I-level bull gear fixing rod, 3-5 represents an outside I-level bull gear connecting rod, 3-6 represents an outside I-level bull gear force measuring device, 3-7 represents an outside I-level bull gear supporting rod, and 3-8 represents an outside I-level bull gear base;

FIG. 5 is an enlarged schematic structural view of the inside II pinion loading tool, wherein 4-1 represents an inside II pinion ring, 4-2 represents an inside II pinion screw, 4-3 represents an inside II pinion handle, 4-4 represents an inside II pinion fixing lever, 4-5 represents an inside II pinion connecting lever, 4-6 represents an inside II pinion force measuring device, 4-7 represents an inside II pinion support lever, and 4-8 represents an inside II pinion base;

FIG. 6 is an enlarged schematic structural view of an outboard II-stage pinion loading tool, wherein 5-1 represents an outboard II-stage pinion ring, 5-2 represents an outboard II-stage pinion screw, 5-3 represents an outboard II-stage pinion handle, 5-4 represents an outboard II-stage pinion securing lever, 5-5 represents an outboard II-stage pinion connecting lever, 5-6 represents an outboard II-stage pinion force measuring device, 5-7 represents an outboard II-stage pinion support lever, and 5-8 represents an outboard II-stage pinion base.

Detailed Description

The first embodiment is as follows: the embodiment is a double-branch structure reducer loading tool; the device consists of 2I-level pinion gear loading tools 1, 2I-level inner bull gear loading tools 2, 2I-level outer bull gear loading tools 3, 2 II-level inner pinion gear loading tools 4 and 2 II-level outer pinion gear loading tools 5;

the I-level pinion loading tool 1 comprises an I-level pinion ring 1-1, I-level pinion screws 1-2, I-level pinion handles 1-3, I-level pinion fixing rods 1-4, I-level pinion connecting rods 1-5, I-level pinion force measuring devices 1-6, I-level pinion supporting rods 1-7 and I-level pinion bases 1-8; a plurality of I-level pinion screws 1-2 are uniformly distributed on an I-level pinion ring 1-1, the I-level pinion ring 1-1 is sleeved on a flange on the outer side of a gear, an I-level pinion handle 1-3 is arranged on the I-level pinion ring 1-1, one end of the I-level pinion handle 1-3 is fixedly connected with an I-level pinion fixing rod 1-4, the I-level pinion fixing rod 1-4 is movably connected with an I-level pinion connecting rod 1-5 through an I-level pinion force measuring device 1-6, the other end of the I-level pinion connecting rod 1-5 is fixedly connected with an I-level pinion supporting rod 1-7, and the I-level pinion supporting rod 1-7 is fixedly connected with an I-level pinion base 1-8;

the loading tool 2 for the I-class gear wheel on the inner side comprises a ring 2-1 for the I-class gear wheel on the inner side, a screw 2-2 for the I-class gear wheel on the inner side, a handle 2-3 for the I-class gear wheel on the inner side, a fixing rod 2-4 for the I-class gear wheel on the inner side, a connecting rod 2-5 for the I-class gear wheel on the inner side, a force measuring device 2-6 for the I-class gear wheel on the inner side, a supporting rod 2-7 for the I-class gear; a plurality of inside I-level bull gear screws 2-2 are uniformly distributed on the inside I-level bull gear circular ring 2-1, the inside I-level bull gear circular ring 2-1 is sleeved on a gear outside flange, an inside I-level bull gear handle 2-3 is arranged on the inside I-level bull gear circular ring 2-1, one end of the inside I-level bull gear handle 2-3 is fixedly connected with an inside I-level bull gear fixing rod 2-4, an inner I-level gearwheel fixing rod 2-4 is movably connected with an inner I-level gearwheel connecting rod 2-5 through an inner I-level gearwheel force measuring device 2-6, the other end of the inner I-level gearwheel connecting rod 2-5 is fixedly connected with an inner I-level gearwheel supporting rod 2-7, and the inner I-level gearwheel supporting rod 2-7 is fixedly connected with an inner I-level gearwheel base 2-8;

the loading tool 3 for the outer I-level bull gear comprises an outer I-level bull gear ring 3-1, an outer I-level bull gear screw 3-2, an outer I-level bull gear handle 3-3, an outer I-level bull gear fixing rod 3-4, an outer I-level bull gear connecting rod 3-5, an outer I-level bull gear force measuring device 3-6, an outer I-level bull gear supporting rod 3-7 and an outer I-level bull gear base 3-8; a plurality of outside I-level bull gear screws 3-2 are uniformly distributed on the outside I-level bull gear circular ring 3-1, the outside I-level bull gear circular ring 3-1 is sleeved on a gear outside flange, an outside I-level bull gear handle 3-3 is arranged on the outside I-level bull gear circular ring 3-1, one end of the outside I-level bull gear handle 3-3 is fixedly connected with an outside I-level bull gear fixing rod 3-4, the outer I-level gearwheel fixing rod 3-4 is movably connected with the outer I-level gearwheel connecting rod 3-5 through an outer I-level gearwheel force measuring device 3-6, the other end of the outer I-level gearwheel connecting rod 3-5 is fixedly connected with an outer I-level gearwheel supporting rod 3-7, and the outer I-level gearwheel supporting rod 3-7 is fixedly connected with an outer I-level gearwheel base 3-8;

the inner II-level pinion loading tool 4 comprises an inner II-level pinion ring 4-1, an inner II-level pinion screw 4-2, an inner II-level pinion handle 4-3, an inner II-level pinion fixing rod 4-4, an inner II-level pinion connecting rod 4-5, an inner II-level pinion force measuring device 4-6, an inner II-level pinion supporting rod 4-7 and an inner II-level pinion base 4-8; a plurality of inner II-stage pinion screws 4-2 are uniformly distributed on the inner II-stage pinion ring 4-1, the inner II-stage pinion ring 4-1 is sleeved on the flange at the outer side of the gear, an inner II-stage pinion handle 4-3 is arranged on the inner II-stage pinion ring 4-1, one end of the inner II-stage pinion handle 4-3 is fixedly connected with an inner II-stage pinion fixing rod 4-4, an inner side II-level pinion fixing rod 4-4 is movably connected with an inner side II-level pinion connecting rod 4-5 through an inner side II-level pinion force measuring device 4-6, the other end of the inner side II-level pinion connecting rod 4-5 is fixedly connected with an inner side II-level pinion supporting rod 4-7, and the inner side II-level pinion supporting rod 4-7 is fixedly connected with an inner side II-level pinion base 4-8;

the outer II-level pinion loading tool 5 comprises an outer II-level pinion ring 5-1, an outer II-level pinion screw 5-2, an outer II-level pinion handle 5-3, an outer II-level pinion fixing rod 5-4, an outer II-level pinion connecting rod 5-5, an outer II-level pinion force measuring device 5-6, an outer II-level pinion supporting rod 5-7 and an outer II-level pinion base 5-8; a plurality of outer II-stage pinion screws 5-2 are uniformly distributed on the outer II-stage pinion ring 5-1, the outer II-stage pinion ring 5-1 is sleeved on a gear outer flange, an outer II-stage pinion handle 5-3 is arranged on the outer II-stage pinion ring 5-1, one end of the outer II-stage pinion handle 5-3 is fixedly connected with an outer II-stage pinion fixing rod 5-4, an outer II-level pinion fixing rod 5-4 is movably connected with an outer II-level pinion connecting rod 5-5 through an outer II-level pinion force measuring device 5-6, the other end of the outer II-level pinion connecting rod 5-5 is fixedly connected with an outer II-level pinion supporting rod 5-7, and the outer II-level pinion supporting rod 5-7 is fixedly connected with an outer II-level pinion base 5-8.

The second embodiment is as follows: the present embodiment differs from the first embodiment in that: the I-level pinion handle 1-3 is in 90-degree threaded connection with the I-level pinion fixing rod 1-4, and an included angle between the I-level pinion handle 1-3 and a horizontal plane is 45 degrees; the I-level pinion connecting rod 1-5 is in 90-degree threaded connection with the I-level pinion supporting rod 1-7, the I-level pinion supporting rod 1-7 is fixedly connected with the I-level pinion base 1-8 in a 45-degree manner, and the I-level pinion supporting rod 1-7 and the I-level pinion handle 1-3 are arranged on two sides of the I-level pinion connecting rod 1-5; and a reinforcing rib plate is arranged between the I-level pinion supporting rod 1-7 and the I-level pinion base 1-8. The rest is the same as the first embodiment.

The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: the inner I-level bull gear handle 2-3 is in 90-degree threaded connection with the inner I-level bull gear fixing rod 2-4, and the included angle between the inner I-level bull gear handle 2-3 and the horizontal plane is 45 degrees; the inner I-level gearwheel connecting rod 2-5 is in 90-degree threaded connection with the inner I-level gearwheel supporting rod 2-7, the inner I-level gearwheel supporting rod 2-7 is fixedly connected with the inner I-level gearwheel base 2-8 in 45-degree manner, and the inner I-level gearwheel supporting rod 2-7 and the inner I-level gearwheel handle 2-3 are arranged on the same side of the inner I-level gearwheel connecting rod 2-5; and a reinforcing rib plate is arranged between the inner I-level gearwheel support rod 2-7 and the inner I-level gearwheel base 2-8. The others are the same as in the first or second embodiment.

The fourth concrete implementation mode: the difference between this embodiment and one of the first to third embodiments is as follows: the outer I-level gearwheel handle 3-3 is in 90-degree threaded connection with the outer I-level gearwheel fixing rod 3-4, and the included angle between the outer I-level gearwheel handle 3-3 and the horizontal plane is 45 degrees; the outer I-grade large gear connecting rod 3-5 is in 90-degree threaded connection with the outer I-grade large gear supporting rod 3-7, the outer I-grade large gear supporting rod 3-7 is fixedly connected with the outer I-grade large gear base 3-8 in 45-degree mode, and the outer I-grade large gear supporting rod 3-7 and the outer I-grade large gear handle 3-3 are arranged on the same side of the outer I-grade large gear connecting rod 3-5; and a reinforcing rib plate is arranged between the supporting rod 3-7 of the I-grade bull gear on the outer side and the base 3-8 of the I-grade bull gear on the outer side. The others are the same as the first to third embodiments.

The fifth concrete implementation mode: the difference between this embodiment and one of the first to fourth embodiments is: the inner I-level large gear support rod 2-7 and the outer I-level large gear support rod 3-7 are arranged integrally; the I-level gear wheel base 2-8 on the inner side and the I-level gear wheel base 3-8 on the outer side are arranged integrally. The rest is the same as the first to fourth embodiments.

The sixth specific implementation mode: the difference between this embodiment and one of the first to fifth embodiments is as follows: the inner II-stage pinion handle 4-3 is in threaded connection with the inner II-stage pinion fixing rod 4-4 at an angle of 90 degrees, and the included angle between the inner II-stage pinion handle 4-3 and the horizontal plane is 45 degrees; the inner II-level pinion connecting rod 4-5 is in 90-degree threaded connection with the inner II-level pinion supporting rod 4-7, the inner II-level pinion supporting rod 4-7 is fixedly connected with the inner II-level pinion base 4-8 in 45-degree manner, and the inner II-level pinion supporting rod 4-7 and the inner II-level pinion handle 4-3 are arranged on two sides of the inner II-level pinion connecting rod 4-5; and a reinforcing rib plate is arranged between the inner II-stage pinion supporting rod 4-7 and the inner II-stage pinion base 4-8. The rest is the same as the first to fifth embodiments.

The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is: the outer II-level pinion handle 5-3 is in threaded connection with the outer II-level pinion fixing rod 5-4 at an angle of 90 degrees, and the included angle between the outer II-level pinion handle 5-3 and the horizontal plane is 45 degrees; the outer II-level pinion connecting rod 5-5 is in 90-degree threaded connection with the outer II-level pinion supporting rod 5-7, the outer II-level pinion supporting rod 5-7 is fixedly connected with the outer II-level pinion base 5-8 in 45-degree mode, and the outer II-level pinion supporting rod 5-7 and the outer II-level pinion handle 5-3 are arranged on two sides of the outer II-level pinion connecting rod 5-5; and a reinforcing rib plate is arranged between the outer II-stage pinion supporting rod 5-7 and the outer II-stage pinion base 5-8. The rest is the same as the first to sixth embodiments.

The present invention is not limited to the above embodiments, and one or a combination of several embodiments can also achieve the purpose of the present invention.

Claims (7)

1. A double-branch structure reducer loading tool; the double-branch structure reducer loading tool is characterized by consisting of 2I-level pinion loading tools (1), 2I-level inner bull gear loading tools (2), 2I-level outer bull gear loading tools (3), 2 II-level inner pinion loading tools (4) and 2 II-level outer pinion loading tools (5);

the I-level pinion loading tool (1) comprises an I-level pinion ring (1-1), I-level pinion screws (1-2), I-level pinion handles (1-3), I-level pinion fixing rods (1-4), I-level pinion connecting rods (1-5), I-level pinion force measuring devices (1-6), I-level pinion supporting rods (1-7) and I-level pinion bases (1-8); a plurality of I-level pinion screws (1-2) are uniformly distributed on an I-level pinion ring (1-1), the I-level pinion ring (1-1) is sleeved on a flange at the outer side of a gear, an I-level pinion handle (1-3) is arranged on the I-level pinion ring (1-1), one end of the I-level pinion handle (1-3) is fixedly connected with an I-level pinion fixing rod (1-4), a level I pinion fixing rod (1-4) is movably connected with a level I pinion connecting rod (1-5) through a level I pinion force measuring device (1-6), the other end of the level I pinion connecting rod (1-5) is fixedly connected with a level I pinion supporting rod (1-7), and the level I pinion supporting rod (1-7) is fixedly connected with a level I pinion base (1-8);

the loading tool (2) for the I-level gear wheel on the inner side comprises an I-level gear wheel ring on the inner side (2-1), I-level gear wheel screws on the inner side (2-2), I-level gear wheel handles on the inner side (2-3), I-level gear wheel fixing rods on the inner side (2-4), I-level gear wheel connecting rods on the inner side (2-5), I-level gear wheel force measuring devices on the inner side (2-6), I-level gear wheel supporting rods on the inner side (2-7) and I-level gear wheel bases on the inner side (2-8); a plurality of I-stage gear wheel screws (2-2) are uniformly distributed on the I-stage gear wheel circular ring (2-1) at the inner side, the I-stage gear wheel circular ring (2-1) at the inner side is sleeved on a flange at the outer side of a gear, a I-stage gear wheel handle (2-3) at the inner side is arranged on the I-stage gear wheel circular ring (2-1) at the inner side, one end of the I-stage gear wheel handle (2-3) at the inner side is fixedly connected with a I-stage gear wheel fixing rod (2-4) at the inner, an inner I-level gearwheel fixing rod (2-4) is movably connected with an inner I-level gearwheel connecting rod (2-5) through an inner I-level gearwheel force measuring device (2-6), the other end of the inner I-level gearwheel connecting rod (2-5) is fixedly connected with an inner I-level gearwheel supporting rod (2-7), and the inner I-level gearwheel supporting rod (2-7) is fixedly connected with an inner I-level gearwheel base (2-8);

the loading tool (3) for the I-level gear wheel on the outer side comprises an I-level gear wheel ring on the outer side (3-1), I-level gear wheel screws on the outer side (3-2), I-level gear wheel handles on the outer side (3-3), I-level gear wheel fixing rods on the outer side (3-4), I-level gear wheel connecting rods on the outer side (3-5), I-level gear wheel force measuring devices on the outer side (3-6), I-level gear wheel supporting rods on the outer side (3-7) and I-level gear wheel bases on the outer side (3-8); a plurality of outside I-level bull gear screws (3-2) are uniformly distributed on the outside I-level bull gear circular ring (3-1), the outside I-level bull gear circular ring (3-1) is sleeved on a gear outside flange, an outside I-level bull gear handle (3-3) is arranged on the outside I-level bull gear circular ring (3-1), one end of the outside I-level bull gear handle (3-3) is fixedly connected with an outside I-level bull gear fixing rod (3-4), the outer I-level large gear fixing rod (3-4) is movably connected with the outer I-level large gear connecting rod (3-5) through an outer I-level large gear force measuring device (3-6), the other end of the outer I-level large gear connecting rod (3-5) is fixedly connected with an outer I-level large gear supporting rod (3-7), and the outer I-level large gear supporting rod (3-7) is fixedly connected with an outer I-level large gear base (3-8);

the inner II-level pinion loading tool (4) comprises an inner II-level pinion ring (4-1), an inner II-level pinion screw (4-2), an inner II-level pinion handle (4-3), an inner II-level pinion fixing rod (4-4), an inner II-level pinion connecting rod (4-5), an inner II-level pinion force measuring device (4-6), an inner II-level pinion supporting rod (4-7) and an inner II-level pinion base (4-8); a plurality of inner II-level pinion screws (4-2) are uniformly distributed on the inner II-level pinion ring (4-1), the inner II-level pinion ring (4-1) is sleeved on a gear outer flange, an inner II-level pinion handle (4-3) is arranged on the inner II-level pinion ring (4-1), one end of the inner II-level pinion handle (4-3) is fixedly connected with an inner II-level pinion fixing rod (4-4), an inner side II-level pinion fixing rod (4-4) is movably connected with an inner side II-level pinion connecting rod (4-5) through an inner side II-level pinion force measuring device (4-6), the other end of the inner side II-level pinion connecting rod (4-5) is fixedly connected with an inner side II-level pinion supporting rod (4-7), and the inner side II-level pinion supporting rod (4-7) is fixedly connected with an inner side II-level pinion base (4-8);

the outer II-level pinion loading tool (5) comprises an outer II-level pinion ring (5-1), an outer II-level pinion screw (5-2), an outer II-level pinion handle (5-3), an outer II-level pinion fixing rod (5-4), an outer II-level pinion connecting rod (5-5), an outer II-level pinion force measuring device (5-6), an outer II-level pinion supporting rod (5-7) and an outer II-level pinion base (5-8); a plurality of outer II-level pinion screws (5-2) are uniformly distributed on the outer II-level pinion ring (5-1), the outer II-level pinion ring (5-1) is sleeved on a gear outer flange, an outer II-level pinion handle (5-3) is arranged on the outer II-level pinion ring (5-1), one end of the outer II-level pinion handle (5-3) is fixedly connected with an outer II-level pinion fixing rod (5-4), an outer II-level pinion fixing rod (5-4) is movably connected with an outer II-level pinion connecting rod (5-5) through an outer II-level pinion force measuring device (5-6), the other end of the outer II-level pinion connecting rod (5-5) is fixedly connected with an outer II-level pinion supporting rod (5-7), and the outer II-level pinion supporting rod (5-7) is fixedly connected with an outer II-level pinion base (5-8).

2. The double-branch structure reducer loading tool according to claim 1, wherein the I-level pinion handle (1-3) is in 90-degree threaded connection with the I-level pinion fixing rod (1-4), and an included angle between the I-level pinion handle (1-3) and a horizontal plane is 45 degrees; the I-level pinion connecting rod (1-5) is in 90-degree threaded connection with the I-level pinion supporting rod (1-7), the I-level pinion supporting rod (1-7) is fixedly connected with the I-level pinion base (1-8) in 45-degree, and the I-level pinion supporting rod (1-7) and the I-level pinion handle (1-3) are arranged on two sides of the I-level pinion connecting rod (1-5); a reinforcing rib plate is arranged between the I-level pinion supporting rod (1-7) and the I-level pinion base (1-8).

3. The double-branch structure reducer loading tool according to claim 1, wherein the inside I-level bull gear handle (2-3) is in 90-degree threaded connection with the inside I-level bull gear fixing rod (2-4), and an included angle between the inside I-level bull gear handle (2-3) and a horizontal plane is 45 degrees; the inner I-level large gear connecting rod (2-5) is in 90-degree threaded connection with the inner I-level large gear supporting rod (2-7), the inner I-level large gear supporting rod (2-7) is fixedly connected with the inner I-level large gear base (2-8) at an angle of 45 degrees, and the inner I-level large gear supporting rod (2-7) and the inner I-level large gear handle (2-3) are arranged on the same side of the inner I-level large gear connecting rod (2-5); and a reinforcing rib plate is arranged between the inner I-level gearwheel support rod (2-7) and the inner I-level gearwheel base (2-8).

4. The double-branch structure reducer loading tool according to claim 1, wherein the outer I-level bull gear handle (3-3) is in 90-degree threaded connection with the outer I-level bull gear fixing rod (3-4), and an included angle between the outer I-level bull gear handle (3-3) and a horizontal plane is 45 degrees; the outer I-grade large gear connecting rod (3-5) is in 90-degree threaded connection with the outer I-grade large gear supporting rod (3-7), the outer I-grade large gear supporting rod (3-7) is fixedly connected with the outer I-grade large gear base (3-8) in 45-degree mode, and the outer I-grade large gear supporting rod (3-7) and the outer I-grade large gear handle (3-3) are arranged on the same side of the outer I-grade large gear connecting rod (3-5); and a reinforcing rib plate is arranged between the first-grade outer gearwheel support rod (3-7) and the first-grade outer gearwheel base (3-8).

5. The loading tool for the double-branch structure speed reducer according to claim 1, 3 or 4, wherein the inner I-stage large gear support rod (2-7) and the outer I-stage large gear support rod (3-7) are integrally arranged; the I-level gear wheel base (2-8) on the inner side and the I-level gear wheel base (3-8) on the outer side are arranged integrally.

6. The double-branch structure reducer loading tool according to claim 1, wherein the inner II-stage pinion handle (4-3) is in 90-degree threaded connection with the inner II-stage pinion fixing rod (4-4), and an included angle between the inner II-stage pinion handle (4-3) and a horizontal plane is 45 degrees; the inner II-level pinion connecting rod (4-5) is in 90-degree threaded connection with the inner II-level pinion supporting rod (4-7), the inner II-level pinion supporting rod (4-7) is fixedly connected with the inner II-level pinion base (4-8) in 45-degree manner, and the inner II-level pinion supporting rod (4-7) and the inner II-level pinion handle (4-3) are arranged on two sides of the inner II-level pinion connecting rod (4-5); and a reinforcing rib plate is arranged between the inner II-grade pinion supporting rod (4-7) and the inner II-grade pinion base (4-8).

7. The double-branch structure reducer loading tool according to claim 1, wherein the outer II-stage pinion handle (5-3) is in 90-degree threaded connection with the outer II-stage pinion fixing rod (5-4), and an included angle between the outer II-stage pinion handle (5-3) and a horizontal plane is 45 degrees; the outer II-level pinion connecting rod (5-5) is in threaded connection with the outer II-level pinion supporting rod (5-7) at an angle of 90 degrees, the outer II-level pinion supporting rod (5-7) is fixedly connected with the outer II-level pinion base (5-8) at an angle of 45 degrees, and the outer II-level pinion supporting rod (5-7) and the outer II-level pinion handle (5-3) are arranged on two sides of the outer II-level pinion connecting rod (5-5); and a reinforcing rib plate is arranged between the outer II-grade pinion supporting rod (5-7) and the outer II-grade pinion base (5-8).

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