CN210135222U

CN210135222U - Motor direct-coupled two-stage worm gear speed reducer

Info

Publication number: CN210135222U
Application number: CN201920886673.XU
Authority: CN
Inventors: 丁锦程; 丁林富; 张朋涟
Original assignee: JIANGSU TONGWEI MOTOR TECHNOLOGY Co Ltd
Current assignee: JIANGSU TONGWEI MOTOR TECHNOLOGY Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-03-10
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a motor associated mode doublestage worm gear speed reducer, relate to the speed reducer field, which comprises a base, the equal fixedly connected with in upper surface both sides of base supports the stake, the dashpot has all been seted up at both ends about supporting one side of stake, the upper and lower both sides inner wall of dashpot is the both ends of fixed connection traveller respectively, the middle part swing joint shock attenuation frame's of traveller one end, the one end of the first pressure spring of fixed surface connection on the one end of shock attenuation frame, the one end lower fixed surface of shock attenuation frame is connected with the second pressure spring, the middle part threaded connection of shock attenuation frame has the propulsion screw rod, the one end fixedly connected with dwang of propulsion screw rod, the equal fixedly connected with stopper in both ends of dwang, the. The utility model discloses a set up the sleeper in the base below, can effectively improve the stability of base, can be convenient for install the shock attenuation frame through set up the support stake on the base, provide favorable activity space for the shock attenuation frame through the dashpot.

Description

Motor direct-coupled two-stage worm gear speed reducer

Technical Field

The utility model relates to a speed reducer field, in particular to motor associated mode doublestage worm gear speed reducer machine.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an execution mechanism, is widely applied in modern machinery, is generally used for low-rotating-speed and high-torque transmission equipment, and achieves the purpose of reducing speed by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with less teeth on an input shaft of the speed reducer.

At present, the existing speed reducer is low in stability, vibration is easily generated during working, and a workpiece inside the speed reducer is easily damaged for a long time, so that the service life of the speed reducer is shortened.

Therefore, it is necessary to provide a two-stage worm gear reducer with a direct motor connection to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor associated mode doublestage worm gear speed reducer to current speed reducer stability that proposes in solving above-mentioned background is lower, produces vibrations at the during operation easily, long-term in the past, leads to the inside work piece of speed reducer to damage easily, thereby reduces the life's of speed reducer problem.

In order to achieve the above object, the utility model provides a following technical scheme: a motor direct-coupled two-stage worm gear speed reducer comprises a base, wherein both sides of the upper surface of the base are fixedly connected with supporting piles, both the upper end and the lower end of one side of each supporting pile are provided with buffer grooves, the inner walls of the upper side and the lower side of each buffer groove are respectively and fixedly connected with both ends of a sliding column, the middle part of each sliding column is movably connected with one end of a damping frame, the upper surface of one end of each damping frame is fixedly connected with one end of a first pressure spring, the lower surface of one end of each damping frame is fixedly connected with a second pressure spring, and the middle part of each damping frame is in threaded connection;

the one end fixedly connected with dwang of propelling screw rod, the equal fixedly connected with stopper in both ends of dwang, the outside fixedly connected with wearing layer of dwang, the other end fixedly connected with fixed plate of propelling screw rod, one side laminating of fixed plate is connected with the speed reducer body.

Optionally, sleepers are fixedly connected to two sides of the lower surface of the base;

and one ends of the first pressure spring and the second pressure spring, which are far away from the damping frame, are fixedly connected with the inner wall of the buffer groove.

Optionally, both ends of the shock absorption frame are provided with movable through holes;

the outer side of the sliding column is movably connected with the inner wall of the movable through hole.

Optionally, a threaded through hole is formed in the middle of the damping frame;

the outer side of the propelling screw rod is movably connected with the damping frame through a threaded through hole.

Optionally, a plurality of buffer slots are arranged;

the plurality of buffer tanks are divided into two groups.

Optionally, the two groups of buffer grooves are symmetrically arranged around the propelling screw;

the number of the fixed plates is two and the fixed plates are respectively positioned on the upper side and the lower side of the speed reducer body.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the sleeper in the base below, can effectively improve the stability of base, can be convenient for install the shock attenuation frame through set up the support stake on the base, provide favorable activity space for the shock attenuation frame through the dashpot, use through the cooperation of first pressure spring and second pressure spring, can offset the impact force of vibrations from top to bottom with the speed reducer body to can effectively improve the stability of speed reducer body, prevent that the inside work piece of speed reducer body is impaired.

2. The utility model discloses a rotatory dwang can drive and impel the screw rod to rotate to cooperation through impelling screw rod and screw thread through-hole sets up, can promote the fixed plate and remove, can fix the speed reducer body through the fixed plate.

Drawings

Fig. 1 is a schematic sectional view of the structure of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the structure of the present invention.

Fig. 4 is a schematic front view of the rotating rod structure of the present invention.

In the figure: 1. a base; 2. supporting piles; 3. a buffer tank; 4. a traveler; 5. a shock-absorbing mount; 6. a first pressure spring; 7. a second pressure spring; 8. a screw is advanced; 9. rotating the rod; 10. a limiting block; 11. a wear layer; 12. a fixing plate; 13. a speed reducer body; 14. and (7) sleeper.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a motor direct-coupled two-stage worm and gear speed reducer as shown in figures 1-4, which is shown by figures 1 and 2, and comprises a base 1, wherein sleepers 14 are fixedly connected with both sides of the lower surface of the base 1, the stability of the base 1 can be effectively improved by arranging the sleepers 14 below the base 1, supporting piles 2 are fixedly connected with both sides of the upper surface of the base 1, buffer grooves 3 are respectively arranged at the upper end and the lower end of one side of each supporting pile 2, the number of the buffer grooves 3 is provided with a plurality of buffer grooves 3, the buffer grooves 3 are divided into two groups, the two groups of the buffer grooves 3 are symmetrically arranged about a propulsion screw 8, the inner walls at the upper end and the lower end of each buffer groove 3 are respectively and fixedly connected with both ends of a sliding column 4, the outer side of the sliding column 4 is movably connected with the inner wall of a movable through hole, the middle part of the sliding column 4 is movably connected with one end of, the shock absorption frame 5 can be conveniently installed by arranging the supporting piles 2 on the base 1, a favorable movable space is provided for the shock absorption frame 5 through the buffer groove 3, the upper surface of one end of the shock absorption frame 5 is fixedly connected with one end of the first pressure spring 6, the lower surface of one end of the shock absorption frame 5 is fixedly connected with the second pressure spring 7, one ends, far away from the shock absorption frame 5, of the first pressure spring 6 and the second pressure spring 7 are fixedly connected with the inner wall of the buffer groove 3, the middle part of the shock absorption frame 5 is in threaded connection with the propelling screw 8, and the outer side of the propelling screw 8 is movably connected with the shock absorption frame 5 through a;

as shown in fig. 3 and 4, one end of the propelling screw 8 is fixedly connected with a rotating rod 9, two ends of the rotating rod 9 are fixedly connected with limit blocks 10, the outer side of the rotating rod 9 is fixedly connected with a wear-resistant layer 11, the other end of the propelling screw 8 is fixedly connected with a fixing plate 12, the fixing plates 12 are provided with two parts and respectively located at the upper side and the lower side of the speed reducer body 13, the propelling screw 8 can be driven to rotate by rotating the rotating rod 9, so that the fixing plate 12 can be pushed to move by the matching arrangement of the propelling screw 8 and the threaded through hole, the speed reducer body 13 can be fixed by the fixing plate 12, one side of the fixing plate 12 is connected with the speed reducer body 13 in a laminating manner, the impact force of the vertical vibration of the speed reducer body 13 can be counteracted by the matching use of, prevent the internal work piece of speed reducer body 13 from damaging.

This practical theory of operation: when the speed reducer body 13 needs to be used, firstly, an operator puts the speed reducer body 13 between two fixing plates 12, then rotates the rotating rod 9 through an external force, drives the pushing screw 8 to rotate through the rotating rod 9, drives the fixing plates 12 to move and enables the fixing plates 12 to gradually contact with the speed reducer body 13 under the matching action of the threaded through holes through the rotation of the pushing screw 8, and after the speed reducer body 13 is fixed through the fixing plates 12, the speed reducer body 13 can be used, when the speed reducer body 13 vibrates during the operation of the speed reducer body 13, the damping frame 5 is driven to vibrate together, the vibration of the damping frame 5 can generate impact force on the first pressure spring 6 and the second pressure spring 7, the impact force generated by the damping frame 5 is offset through the elastic action force of the first pressure spring 6 and the second pressure spring 7, and the stability of the damping frame 5 and the speed reducer body 13 can be kept, the speed reducer body 13 can stably operate, and the service life of the speed reducer body 13 is effectively prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a motor associated mode doublestage worm gear speed reducer machine, includes base (1), its characterized in that: both sides of the upper surface of the base (1) are fixedly connected with supporting piles (2), the upper end and the lower end of one side of each supporting pile (2) are respectively provided with a buffer groove (3), the inner walls of the upper side and the lower side of each buffer groove (3) are respectively and fixedly connected with both ends of a sliding column (4), the middle part of each sliding column (4) is movably connected with one end of a damping frame (5), the upper surface of one end of each damping frame (5) is fixedly connected with one end of a first pressure spring (6), the lower surface of one end of each damping frame (5) is fixedly connected with a second pressure spring (7), and the middle part of each damping frame (5) is in threaded connection with a propelling screw (8);

impel one end fixedly connected with dwang (9) of screw rod (8), the equal fixedly connected with stopper (10) in both ends of dwang (9), the outside fixedly connected with wearing layer (11) of dwang (9), impel other end fixedly connected with fixed plate (12) of screw rod (8), one side laminating of fixed plate (12) is connected with speed reducer body (13).

2. The motor direct-coupled two-stage worm gear speed reducer of claim 1, wherein:

both sides of the lower surface of the base (1) are fixedly connected with sleepers (14);

one ends of the first pressure spring (6) and the second pressure spring (7) far away from the damping frame (5) are fixedly connected with the inner wall of the buffer groove (3).

3. The motor direct-coupled two-stage worm gear speed reducer of claim 1, wherein:

both ends of the shock absorption frame (5) are provided with movable through holes;

the outer side of the sliding column (4) is movably connected with the inner wall of the movable through hole.

4. The motor direct-coupled two-stage worm gear speed reducer of claim 1, wherein:

the middle part of the shock absorption frame (5) is provided with a threaded through hole;

the outer side of the propelling screw rod (8) is movably connected with the damping frame (5) through a threaded through hole.

5. The motor direct-coupled two-stage worm gear speed reducer of claim 1, wherein:

a plurality of buffer grooves (3) are arranged;

the plurality of buffer tanks (3) are divided into two groups.

6. The motor direct-coupled two-stage worm gear speed reducer of claim 1, wherein:

the two groups of buffer grooves (3) are symmetrically arranged relative to the propelling screw (8);

the number of the fixing plates (12) is two and the fixing plates are respectively positioned on the upper side and the lower side of the speed reducer body (13).