CN215634873U

CN215634873U - Speed reducer assembly of steering gear box

Info

Publication number: CN215634873U
Application number: CN202122193884.5U
Authority: CN
Inventors: 卓立兵
Original assignee: Taizhou Meike Machinery Co ltd
Current assignee: Taizhou Meike Machinery Co ltd
Priority date: 2021-09-11
Filing date: 2021-09-11
Publication date: 2022-01-25
Anticipated expiration: 2031-09-11

Abstract

The utility model discloses a steering gear reducer assembly which comprises a shell, wherein an inserting mechanism is arranged on the left side of the shell and comprises a straight cylinder, a round ball, a first screw rod, an inclined plate and a short rod, the outer wall of the straight cylinder is rotatably connected with the lower part of the left side of the shell, the outer side of the straight cylinder is connected with the inner side of the round ball in a welding mode, and the inner wall of the straight cylinder is in threaded connection with the outer wall of the first screw rod. The first screw rod that removes drives the swash plate and moves to the inboard, the swash plate that removes drives the outer wall that the quarter butt inserted the locating pin, improve the stability of locating pin, prevent to take place to rock and break away from, ensure normal use, and then make the frid drive the arc board and move to the inboard, thereby make the arc board fixed the connecting rod, accomplish the installation of reduction gear assembly, easy operation, convenient to detach has reduced the use degree of difficulty, and then drive the bottom plate and move downwards, until the bottom plate laminates with the holding surface, the support of reduction gear assembly has been realized, the practicality is improved, and convenient to popularize and use.

Description

Speed reducer assembly of steering gear box

Technical Field

The utility model relates to the technical field of a steering gear reducer assembly, in particular to a steering gear reducer assembly.

Background

The steering gear reducer assembly converts the steering torque and steering angle from the steering wheel properly and outputs the converted torque and steering angle to the steering linkage mechanism to steer the automobile.

When the existing steering gear reducer assembly is used, the shaft lever is positioned in a direct insertion mode, so that the shaft lever has poor rotation stability and is easy to generate noise, and the shaft lever is easy to separate due to shaking in use, thereby influencing normal use; and adopt the bolt fastening during the installation, troublesome poeration, the dismantlement of being not convenient for has increased the use degree of difficulty, and the leakproofness of axostylus axostyle installation department is not good, does not have the support after the reduction gear assembly installation simultaneously, and the great influence of power of weighing down is supported, has reduced the practicality, is not conform to modern's user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a speed reducer assembly of a steering gear box, which aims to solve the problems that the existing speed reducer assembly of the steering gear box is positioned and directly inserted when in use, is poor in stability, is easy to separate due to shaking in use and influences normal use in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a speed reducer assembly of a steering gear box comprises a shell, wherein a plugging mechanism is arranged on the left side of the shell;

the inserting mechanism comprises a straight cylinder, a round ball, a first screw, an inclined plate and a short rod;

the outer wall of the straight cylinder is connected with the lower portion of the left side of the shell in a rotating mode, the outer side of the straight cylinder is connected with the inner side of the ball in a welding mode, the inner wall of the straight cylinder is connected with the outer wall of the first screw in a threaded mode, the inner side of the first screw is connected with the outer side of the inclined plate in a welding mode, and the inner side of the inclined plate is connected with the outer side of the short rod in a welding mode. The connection stability of the positioning pin is increased.

Preferably, the outer side of the top of the shell is welded with a shaft barrel, a protruding rod is rotatably connected to the upper portion of the inner wall of the shaft barrel, a shaft rod is welded to the bottom of the protruding rod, gears are welded to the bottom of the shaft rod, the outer walls of the two gears are meshed and connected, a positioning pin is inserted into the bottom of the gear on the right side, the outer wall of the positioning pin is inserted into the outer wall of the short rod, and the lower portion of the outer wall of the positioning pin is inserted into the outer side of the bottom of the shell. The positioning pin ensures the stable rotation of the gear.

Preferably, a straight cylinder is welded on the inner side of the shaft cylinder, and a fixing mechanism is installed inside the straight cylinder;

the fixing mechanism comprises a second screw, a straight plate, a circular plate, a groove plate, an arc plate and a vertical plate;

the outer wall of second screw rod and the one end threaded connection of a straight section of thick bamboo, the one end of second screw rod rotates with the outer wall of straight board and links to each other, the outside of straight board links to each other with the front welding of plectane, the outer wall of plectane and the inner wall slip joint of frid, the bottom of frid links to each other with the top welding of arc board, the one end of frid links to each other with the outer wall welding of riser, the one end of riser and the inner wall slip joint of a straight section of thick bamboo. The reducer assembly is convenient to mount and dismount.

Preferably, a support is integrally formed on the inner side of the straight cylinder, and the bottom of the support is connected with the top of the shell in a welding mode. The support plays a supporting role for the straight cylinder.

Preferably, the outer wall of the shell is provided with a sliding chute, and the front side and the rear side of the shell are respectively provided with a supporting mechanism;

the supporting mechanism comprises a circular ring, a vertical cylinder, a long rod, a bent rod and a bottom plate;

the inboard of ring and the outer wall top welding of shell link to each other, the inner wall of ring rotates with the outer wall of a vertical cylinder and links to each other, the inner wall of a vertical cylinder and the outer wall threaded connection of stock, the outer wall of stock links to each other with the one end welding of knee, the bottom of stock links to each other with the top welding of bottom plate, the inboard of knee and the inner wall slip joint of spout. The support stability of the speed reducer assembly is improved.

Compared with the prior art, the utility model has the beneficial effects that: according to the speed reducer assembly of the steering gear box, the straight cylinder is driven to rotate by the ball in the inserting mechanism, the rotating straight cylinder drives the first screw to move inwards, the moving first screw drives the inclined plate to move inwards, the moving inclined plate drives the short rod to be inserted into the outer wall of the positioning pin, the stability of the positioning pin is improved, and the positioning pin plays a role in positioning the operation of the shaft lever and the gear, so that the operation stability of the shaft lever and the gear is improved, the generation of rotating noise is effectively avoided, meanwhile, the shaking and separation are prevented, and the normal use is ensured;

the convex rod and the shaft rod are fixedly connected, the joint of the convex rod and the shaft rod is positioned in the rotary drum, and the convex rod and the shaft drum are connected through the rotating part, so that the connection sealing performance between the shaft rod and the rotary drum is better, and meanwhile, sealing parts are easy to install among the convex rod, the shaft rod and the rotary drum;

the second screw rod in the fixing mechanism rotates to drive the straight plate to move downwards, the moving straight plate drives the circular plate to slide downwards on the inner wall of the groove plate, and the groove plate drives the arc plate to move inwards, so that the arc plate fixes the connecting rod, the installation of the reducer assembly is completed, the operation is simple, the disassembly is convenient, and the use difficulty is reduced;

through among the supporting mechanism vertical cylinder rotate at the inner wall of ring, pivoted vertical cylinder drives the stock and moves down, and then drives the bottom plate and moves down, until the bottom plate laminates with the holding surface, has realized the support of reduction gear assembly, has improved the practicality, convenient to popularize and use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the housing, the shaft cylinder and the protruding rod in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the cylinder, the ball and the first screw in FIG. 1;

fig. 4 is a schematic view of the connection relationship between the second screw, the straight plate and the circular plate in fig. 1.

In the figure: 1. the outer shell, 2, the grafting mechanism, 201, straight section of thick bamboo, 202, the ball, 203, first screw rod, 204, the swash plate, 205, the quarter butt, 3, fixed establishment, 301, the second screw rod, 302, straight board, 303, the plectane, 304, frid, 305, the arc board, 306, the riser, 4, supporting mechanism, 401, the ring, 402, the vertical section of thick bamboo, 403, the stock, 404, the knee, 405, the bottom plate, 5, the shaft section of thick bamboo, 6, the nose bar, 7, the axostylus axostyle, 8, the gear, 9, the locating pin, 10, the fixed section of thick bamboo, 11, the support, 12, the spout.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a direction machine reduction gear assembly, which comprises a housing 1, the left side installation grafting mechanism 2 of shell 1, grafting mechanism 2 includes straight section of thick bamboo 201, the ball 202, first screw rod 203, swash plate 204 and quarter butt 205, the outer wall of straight section of thick bamboo 201 rotates with the left side below of shell 1 and links to each other, straight section of thick bamboo 201 atress rotates through shell 1 left side below bearing, the outside of straight section of thick bamboo 201 links to each other with the inboard welding of ball 202, ball 202 is convenient for drive straight section of thick bamboo 201 and rotates, the inner wall of straight section of thick bamboo 201 and the outer wall threaded connection of first screw rod 203, the inboard of first screw rod 203 links to each other with the outside welding of swash plate 204, the inboard of swash plate 204 links to each other with the outside welding of quarter butt 205.

The welding of the top outside of shell 1 has axle cylinder 5, and the inner wall top of axle cylinder 5 is rotated and is connected with

nose bar

6, and 6 atresss of nose bar rotate through 5 inner wall bearings of axle cylinder, and the welding of the bottom of nose bar 6 has axostylus axostyle 7, and the bottom of axostylus axostyle 7 links to each other with gear 8's top welding, and two gear 8's outer wall meshing links to each other, and left side gear 8 and right side gear 8's gear ratio is 1.22: 1, a positioning pin 9 is inserted at the bottom of a right-side gear 8, the outer wall of the positioning pin 9 is inserted with the outer wall of a short rod 205, the short rod 205 moves outwards and can be separated from the positioning pin 9, the lower part of the outer wall of the positioning pin 9 is inserted with the outer side of the bottom of a shell 1, a fixed cylinder 10 is welded at the inner side of a shaft cylinder 5, a fixing mechanism 3 is installed inside the fixed cylinder 10, the fixing mechanism 3 comprises a second screw 301, a straight plate 302, a circular plate 303, a groove plate 304, an arc plate 305 and a vertical plate 306, the outer wall of the second screw 301 is in threaded connection with one end of the fixed cylinder 10, the second screw 301 is stressed to rotate back and forth through the fixed cylinder 10, one end of the second screw 301 is rotationally connected with the outer wall of the straight plate 302, one end of the second screw 301 is stressed to rotate through a bearing on the outer wall of the straight plate 302, the outer side of the straight plate 302 is welded with the front side of the circular plate 303, the outer wall of the circular plate 303 is slidably clamped with the inner wall of the groove plate 304, the circular plate 303 is stressed to slide up and down through the inner wall of the groove plate 304, the bottom of the groove plate 304 is welded and connected with the top of the arc plate 305, one end of the groove plate 304 is welded and connected with the outer wall of the vertical plate 306, one end of the vertical plate 306 is in sliding and clamping connection with the inner wall of the fixed cylinder 10, the vertical plate 306 is stressed to slide left and right through the notch of the inner wall of the fixed cylinder 10, the inner side of the fixed cylinder 10 is integrally formed with a support 11, the bottom of the support 11 is welded and connected with the top of the shell 1, the outer wall of the shell 1 is processed with a sliding chute 12, the front side and the rear side of the shell 1 are respectively provided with a support mechanism 4, each support mechanism 4 comprises a circular ring 401, a vertical cylinder 402, a long rod 403, a bent rod 404 and a bottom plate 405, the inner side of the circular ring 401 is welded and connected with the upper part of the outer wall of the shell 1, the inner wall of the circular ring 401 is rotatably connected with the outer wall of the vertical cylinder 402, the vertical cylinder 402 is stressed to rotate through a bearing on the inner wall of the circular ring 401, the inner wall of the vertical cylinder 402 is in threaded connection with the outer wall of the long rod 403, the vertical cylinder 402 rotates to drive the long rod 403 to move up and down, the outer wall of the long rod 403 is connected with one end of the bent rod 404 in a welding mode, the bottom of the long rod 403 is connected with the top of the bottom plate 405 in a welding mode, the inner side of the bent rod 404 is connected with the inner wall of the sliding groove 12 in a sliding mode in a clamping mode, and the bent rod 404 is stressed to slide up and down through the inner wall of the sliding groove 12.

In this example, when the reducer assembly is used, the external connecting rod is inserted into the fixed cylinder 10, then the second screw 301 is rotated to drive the straight plate 302 to move downwards, the moving straight plate 302 drives the circular plate 303 to slide downwards on the inner wall of the groove plate 304, and then the groove plate 304 drives the arc plate 305 to move inwards, so that the arc plate 305 fixes the connecting rod, the installation of the reducer assembly is completed, then the positioning pin 9 is inserted into the bottom of the housing 1 to be inserted into the right-side gear 8, then the straight cylinder 201 is driven to rotate by the circular ball 202, the rotating straight cylinder 201 drives the first screw 204 to move inwards, the moving first screw 204 drives the inclined plate 204 to move inwards, the moving inclined plate 204 drives the short rod 205 to be inserted into the outer wall of the positioning pin 9, the stability of the positioning pin 9 is improved, then the vertical cylinder 402 rotates on the inner wall of the circular ring 401, the rotating vertical cylinder 401 drives the long rod 403 to move downwards, and then the bottom plate 405 is driven to move downwards until the bottom plate 405 is attached to the supporting surface.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A steering gear reducer assembly, includes shell (1), its characterized in that: the left side of the shell (1) is provided with an inserting mechanism (2);

the inserting mechanism (2) comprises a straight cylinder (201), a round ball (202), a first screw (203), an inclined plate (204) and a short rod (205);

the outer wall of a straight cylinder (201) is connected with the left side below of the shell (1) in a rotating mode, the outer side of the straight cylinder (201) is connected with the inner side of the round ball (202) in a welding mode, the inner wall of the straight cylinder (201) is connected with the outer wall of the first screw rod (203) in a threaded mode, the inner side of the first screw rod (203) is connected with the outer side of the inclined plate (204) in a welding mode, and the inner side of the inclined plate (204) is connected with the outer side of the short rod (205) in a welding mode.

2. A steering gear reducer assembly according to claim 1 wherein: the outer side of the top of the shell (1) is welded with a shaft barrel (5), a protruding rod (6) is rotatably connected to the upper portion of the inner wall of the shaft barrel (5), a shaft rod (7) is welded to the bottom of the protruding rod (6), a gear (8) is welded to the bottom of the shaft rod (7), the outer wall of the gear (8) is meshed and connected with each other and located on the right side, a positioning pin (9) is inserted into the bottom of the gear (8), the outer wall of the positioning pin (9) is inserted into the outer wall of the short rod (205), and the lower portion of the outer wall of the positioning pin (9) is inserted into the outer side of the bottom of the shell (1).

3. A steering gear reducer assembly according to claim 2 wherein: a fixed cylinder (10) is welded on the inner side of the shaft cylinder (5), and a fixing mechanism (3) is installed inside the fixed cylinder (10);

the fixing mechanism (3) comprises a second screw (301), a straight plate (302), a circular plate (303), a groove plate (304), an arc plate (305) and a vertical plate (306);

the outer wall of second screw rod (301) and the one end threaded connection of a fixed section of thick bamboo (10), the one end of second screw rod (301) rotates with the outer wall of straight board (302) and links to each other, the outside of straight board (302) links to each other with the front welding of plectane (303), the outer wall of plectane (303) and the inner wall slip joint of frid (304), the bottom of frid (304) links to each other with the top welding of arc board (305), the one end of frid (304) links to each other with the outer wall welding of riser (306), the one end of riser (306) and the inner wall slip joint of a fixed section of thick bamboo (10).

4. A steering gear reducer assembly according to claim 3 wherein: the inner side of the fixed cylinder (10) is integrally formed with a support (11), and the bottom of the support (11) is connected with the top of the shell (1) in a welding mode.

5. A steering gear reducer assembly according to claim 1 wherein: a sliding groove (12) is formed in the outer wall of the shell (1), and supporting mechanisms (4) are respectively mounted on the front side and the rear side of the shell (1);

the supporting mechanism (4) comprises a circular ring (401), a vertical cylinder (402), a long rod (403), a bent rod (404) and a bottom plate (405);

the inboard of ring (401) links to each other with the outer wall top welding of shell (1), the inner wall of ring (401) rotates with the outer wall of vertical cylinder (402) and links to each other, the inner wall of vertical cylinder (402) and the outer wall threaded connection of stock (403), the outer wall of stock (403) links to each other with the one end welding of knee (404), the bottom of stock (403) links to each other with the top welding of bottom plate (405), the inboard of knee (404) and the inner wall slip joint of spout (12).