CN215059212U

CN215059212U - High-precision worm gear speed reducer

Info

Publication number: CN215059212U
Application number: CN202121474235.6U
Authority: CN
Inventors: 李强
Original assignee: Xi'an Wali Electromechanical Technology Co ltd
Current assignee: Xi'an Wali Electromechanical Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-07
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a high-precision worm gear speed reducer, which relates to the field of worm gear speed reducers, and comprises a main body, wherein the bottom end of the main body is provided with a base, the bottom end of the base is provided with buffer mechanisms close to the positions of both sides, a bottom plate is arranged below the base, the upper end of the main body is provided with a pull rod mechanism, the buffer mechanisms comprise grooves, guide rods are arranged at the top ends inside the grooves, pistons are arranged between the inner side walls of the guide rods, movable rods are arranged at one ends of the pistons close to the middle positions, a limit pipe matched with the guide rods is arranged at one side of the bottom plate close to the base, and a first spring is arranged between one side of the piston far away from the movable rods and the inner side walls of the grooves; the utility model discloses can need not use supplementary this speed reducer that can remove, it is comparatively convenient, reduce the pressure that ground received effectively to avoid directly placing and lead to collapsing when the subaerial comparatively soft soil property.

Description

High-precision worm gear speed reducer

Technical Field

The utility model relates to a worm gear speed reducer machine field especially relates to a high-accuracy worm gear speed reducer machine.

Background

A worm gear reducer is a power transmission mechanism that uses a speed converter of a gear to reduce the number of revolutions of a motor to a desired number of revolutions and obtain a large torque, and the application range of the reducer is quite wide in mechanisms for transmitting power and motion.

Common high-accuracy worm gear speed reducer in market, it is comparatively inconvenient that most remove, need use appurtenance, because speed reducer weight is great, easily make ground collapse when directly placing on the soft ground of soil property, for this reason, we provide a high-accuracy worm gear speed reducer.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-precision worm gear speed reducer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high-accuracy worm gear speed reducer machine, includes the main part, the main part bottom is provided with the base, the base bottom is close to both sides position and all is provided with buffer gear, the base below position is provided with the bottom plate, the main part upper end is provided with pull rod mechanism.

Further, buffer gear includes the recess, the inside top of recess is provided with the guide bar, be provided with the piston between the guide bar inside wall, piston one end is close to the intermediate position and is provided with the movable rod, the bottom plate is close to base one side and is provided with the spacing pipe that agrees with mutually with the guide bar.

Furthermore, a first spring is arranged between one side, away from the movable rod, of the piston and the inner side wall of the groove, the bottom end of the movable rod is fixedly connected with the bottom plate, the bottom plate is movably arranged below the base through a buffer mechanism, the guide rod is movably arranged inside the limiting pipe through the movable rod, and two groups of through grooves are formed in the surface of the piston close to the edge position.

Further, the pull rod mechanism includes U type groove, U type inslot portion bottom is provided with the montant, the activity is provided with the sleeve pipe on the montant, and is two sets of sleeve pipe top position is provided with the arm-tie, the arm-tie bottom is close to the centre and has seted up arc type groove, arm-tie one side is close to the sleeve pipe position and has all seted up the spacing groove, the main part upper end is close to arm-tie one side position and has seted up two sets of movable grooves, the activity of movable groove inside is provided with the push pedal, the activity of spacing inslot portion is provided with the limiting plate.

Further, the surface of the vertical rod is wound with a second spring, the upper end of the second spring is fixedly connected with the sleeve, and the limiting plate is movably arranged inside the U-shaped groove through the cooperation of the sleeve and the second spring with the vertical rod.

Further, the bottom end of the push plate is fixedly connected with the limiting plate, and one end of the limiting plate is movably arranged in the limiting groove through the matching of the push plate and the movable groove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. move the limiting plate to the activity inslot portion through the push pedal, then the elasticity of spring two makes the sleeve pipe along montant rebound, thereby shift out U type inslot portion with the arm-tie upwards, later the handheld arm-tie of staff, wherein arc type groove can make its staff's hand of more laminating, thereby can carry the main part, after finishing moving, press the arm-tie to U type inslot portion, then move limiting plate one end to limiting groove portion from the activity inslot portion through the push pedal, thereby the staff of being convenient for removes this speed reducer.

2. The main part drives the base and moves down, thereby it is inside to make the guide bar pass through the recess and remove to spacing pole gradually, the piston of inside top and movable rod one side of guide bar is close to each other and makes a spring compression at this in-process, and hydraulic oil flows to piston below position through leading to the groove, later the elasticity of spring one upwards promotes the guide bar, and then make main part rebound, hydraulic oil flows to piston top position through leading to the groove, through repeating above-mentioned operation, the decurrent pressure of main part can be offset well to the frictional force that hydraulic oil logical groove on the piston produced in-process, reduce the pressure that ground received, thereby avoid the main part directly to place and lead to collapsing when the subaerial comparatively soft soil property.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of a high-precision worm gear speed reducer provided by the present invention;

fig. 2 is an enlarged view of a position a in fig. 1 of a high-precision worm gear reducer provided by the present invention;

fig. 3 is a cross-sectional view of a high-precision worm gear reducer provided by the present invention;

fig. 4 is the utility model provides a base and the bottom plate of high-accuracy worm gear speed reducer machine's structural schematic.

In the figure: 1. a main body; 2. a base; 3. a groove; 4. a guide bar; 5. a movable rod; 6. a piston; 7. a limiting pipe; 8. a base plate; 9. a buffer mechanism; 10. a pull rod mechanism; 11. a U-shaped groove; 12. a vertical rod; 13. a sleeve; 14. pulling a plate; 15. an arc-shaped groove; 16. a limiting groove; 17. a limiting plate; 18. a movable groove; 19. a push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a high-accuracy worm gear speed reducer machine, includes main part 1, and 1 bottom of main part is provided with

base

2, and 2 bottoms of base are close to both sides position and all are provided with

buffer gear

9, and 2 below positions of base are provided with bottom plate 8, and 1 upper ends of main part are provided with pull rod mechanism 10.

Referring to fig. 1, the pull rod mechanism 10 includes a U-shaped groove 11, a vertical rod 12 is disposed at the bottom end inside the U-shaped groove 11, a sleeve 13 is movably disposed on the vertical rod 12, a pull plate 14 is disposed above the two sets of sleeve 13, an arc-shaped groove 15 is disposed at the bottom end of the pull plate 14 near the middle, a limiting groove 16 is disposed at a position on one side of the pull plate 14 near the sleeve 13, two sets of movable grooves 18 are disposed at a position on one side of the upper end of the main body 1 near the pull plate 14, a push plate 19 is movably disposed inside the movable grooves 18, and a limiting plate 17 is movably disposed inside the limiting groove 16.

The surface of the vertical rod 12 is wound with a second spring, the upper end of the second spring is fixedly connected with the sleeve 13, the limiting plate 17 is movably arranged inside the U-shaped groove 11 through the sleeve 13 and the second spring in a matching mode with the vertical rod 12, the bottom end of the push plate 19 is fixedly connected with the limiting plate 17, and one end of the limiting plate 17 is movably arranged inside the limiting groove 16 through the push plate 19 in a matching mode with the movable groove 18.

When using, when needing to remove this speed reducer, the staff moves limiting plate 17 to the activity groove 18 inside through push pedal 19, then the elasticity of spring two makes sleeve pipe 13 along montant 12 rebound, thereby upwards move out the arm-tie 14 inside U type groove 11, later the staff holds arm-tie 14, wherein arc type groove 15 can make its staff's hand of more laminating, thereby can carry main part 1, be convenient for remove, press the arm-tie 14 to the U type groove 11 inside after the removal finishes, then move limiting plate 17 one end to the limiting groove 16 inside from activity groove 18 through push pedal 19.

Example 2

Referring to fig. 3-4, the present invention provides a technical solution: the utility model provides a high-accuracy worm gear speed reducer machine, still includes buffer gear 9, and buffer gear 9 includes recess 3, and the inside top of recess 3 is provided with guide bar 4, is provided with piston 6 between the 4 inside walls of guide bar, and 6 one ends of piston are close to the intermediate position and are provided with movable rod 5, and bottom plate 8 is close to 2 one sides of base and is provided with spacing pipe 7 that agrees with mutually with guide bar 4.

Piston 6 is provided with spring one far away from between 5 one side of movable rod and the 3 inside walls of recess, 5 bottoms of movable rod and the 8 rigid couplings of bottom plate, and bottom plate 8 passes through buffer gear 9 activity and sets up in 2 below positions of base, and guide bar 4 sets up inside spacing pipe 7 through 5 activities of movable rod, and 6 surfaces of piston are close to border position and have been seted up two sets of logical grooves.

Specifically, when the worker places the speed reducer on the ground with soft soil, because the main body 1 has a large weight, after the bottom plate 8 contacts with the ground, the main body 1 drives the base 2 to move downwards, so that the guide rod 4 gradually moves to the inside of the limiting pipe 7 through the groove 3, during this process the top of the inside of the guide rod 4 approaches the piston 6 on the side of the movable rod 5 and compresses the spring, and the hydraulic oil flows to the position below the piston 6 through the through groove, then the elastic force of the first spring pushes the guide rod 4 upwards, and then make main part 1 rebound, hydraulic oil flows to piston 6 top position through leading to the groove, and through repeated above-mentioned operation, the frictional force that hydraulic oil produced at the in-process that leads to the groove on piston 6 and flow can offset the decurrent pressure of main part 1 well, reduces the pressure that ground received to avoid main part 1 directly to place and lead to collapsing when the subaerial comparatively soft soil property.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high-accuracy worm gear speed reducer machine, includes main part (1), its characterized in that, main part (1) bottom is provided with base (2), base (2) bottom is close to both sides position and all is provided with buffer gear (9), base (2) below position is provided with bottom plate (8), main part (1) upper end is provided with pull rod mechanism (10).

2. The high-precision worm and gear speed reducer according to claim 1, wherein the buffer mechanism (9) comprises a groove (3), a guide rod (4) is arranged at the top end inside the groove (3), a piston (6) is arranged between the inner side walls of the guide rod (4), a movable rod (5) is arranged at one end of the piston (6) close to the middle position, and a limiting pipe (7) matched with the guide rod (4) is arranged at one side of the bottom plate (8) close to the base (2).

3. The high-precision worm and gear speed reducer according to claim 2, wherein a first spring is arranged between one side of the piston (6) far away from the movable rod (5) and the inner side wall of the groove (3), the bottom end of the movable rod (5) is fixedly connected with the bottom plate (8), the bottom plate (8) is movably arranged at the position below the base (2) through a buffer mechanism (9), the guide rod (4) is movably arranged inside the limiting pipe (7) through the movable rod (5), and two groups of through grooves are formed in the surface of the piston (6) close to the edge position.

4. The high-precision worm and gear speed reducer according to claim 1, wherein the pull rod mechanism (10) comprises a U-shaped groove (11), a vertical rod (12) is arranged at the bottom end inside the U-shaped groove (11), a sleeve (13) is movably arranged on the vertical rod (12), pull plates (14) are arranged above the two sets of sleeve (13), an arc-shaped groove (15) is formed at the bottom end of each pull plate (14) close to the middle of the pull plate, limit grooves (16) are formed at positions of one side of each pull plate (14) close to the corresponding sleeve (13), two sets of movable grooves (18) are formed at positions of one side of the upper end of the main body (1) close to the corresponding pull plate (14), push plates (19) are movably arranged inside the movable grooves (18), and limit plates (17) are movably arranged inside the limit grooves (16).

5. The high-precision worm gear speed reducer according to claim 4, wherein a second spring is wound on the surface of the vertical rod (12), the upper end of the second spring is fixedly connected with the sleeve (13), and the limiting plate (17) is movably arranged in the U-shaped groove (11) through the sleeve (13) and the second spring in cooperation with the vertical rod (12).

6. The high-precision worm and gear speed reducer according to claim 5, wherein the bottom end of the push plate (19) is fixedly connected with the limit plate (17), and one end of the limit plate (17) is movably arranged inside the limit groove (16) through the cooperation of the push plate (19) and the movable groove (18).