CN215980746U

CN215980746U - ZC type worm and worm gear speed reducer

Info

Publication number: CN215980746U
Application number: CN202122219352.4U
Authority: CN
Inventors: 王冠甲; 姜文; 黄晓婷
Original assignee: Tianjin Fuma Speed Reducer Co ltd
Current assignee: Tianjin Fuma Speed Reducer Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-08
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the technical field of speed reducer equipment, in particular to a ZC type worm and worm gear speed reducer which comprises a speed reducer box body, a plugging mechanism and a worm and worm gear transmission mechanism, wherein the worm and worm gear transmission mechanism is arranged in the speed reducer box body, the plugging mechanism is arranged on one side of the speed reducer box body, the worm and worm gear transmission mechanism comprises an input shaft, an output shaft, a worm and a worm wheel, the input shaft is connected to one end of a worm, the output shaft is arranged at the front end of the worm wheel, the output shaft and the worm wheel are mutually connected, the worm is in a ZC tooth shape, the worm is arranged at the upper end of the worm wheel, buckets of the worm and the worm wheel are mutually meshed and connected, the plugging mechanism comprises a cover plate, a sleeve and a sealing ring, the sleeve is connected to one side of the speed reducer box body, one end of the worm is inserted into the sleeve, and the sealing ring is arranged in the sleeve. The worm in the utility model adopts a ZC toothed worm, and has the advantages of large torque, high transmission efficiency, high bearing capacity and longer service life.

Description

ZC type worm and worm gear speed reducer

Technical Field

The utility model relates to the technical field of speed reducer equipment, in particular to a ZC type worm and worm gear speed reducer.

Background

At present, the speed reducer is an independent component consisting of gear transmission, worm transmission and gear and worm transmission which are enclosed in a rigid shell, is often used as a speed reduction and force increasing transmission device between a power machine and a working machine, the functions of matching rotating speed and transmitting amplified torque are realized between the power machine and the working machine or the executing mechanism, the application of the worm gear speed reducing mechanism in modern machinery is very wide, for example, in Chinese patent with the patent number of CN201821566368.4, a worm gear speed reducing mechanism is disclosed, the patent describes that the worm wheel and the worm are arranged to reduce the speed of the rotating shaft of the motor, so as to play a role in reducing the speed, meanwhile, the output torque is improved, but the oiling of the worm wheel and the worm is inconvenient and not uniform enough in the patent, in addition, the transmission efficiency of the traditional worm wheel and worm speed reducer is low, and an oil blocking structure is not arranged, so that lubricating oil at two ends of the worm is easy to leak out of the speed reducer box body to cause pollution.

Therefore, the utility model provides a ZC type worm and worm gear speed reducer to solve the technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ZC type worm and worm gear speed reducer in order to overcome the defects in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a ZC type worm and worm gear speed reducer, includes speed reducer box, shutoff mechanism and worm gear drive, worm gear drive installs the inside at the speed reducer box, shutoff mechanism installs the one side at the speed reducer box, worm gear drive is including input shaft, output shaft, worm and worm wheel, and the input shaft is connected in the one end of worm, and the output shaft setting is at the front end of worm wheel, interconnect between output shaft and the worm wheel, and the worm adopts the ZC profile of tooth, and the worm setting is in the upper end of worm wheel, and the bucket intermeshing is connected between worm and the worm wheel, shutoff mechanism is including apron, sleeve and sealing washer, and the muffjoint is in one side of speed reducer box, and the one end of worm inserts to the sleeve, and the sealing washer is installed in telescopic inside, and the apron setting is in telescopic one side, connects through the screw between apron and the sleeve soon.

Furthermore, a connecting part is arranged between the input shaft and the worm, the input shaft and the worm are mutually connected through the connecting part, and a bearing A is sleeved outside the connecting part.

Further, a through hole is formed in one side of the speed reducer box body, the bearing A can rotate in the through hole, and a sealing element is installed on one side of the bearing A.

Furthermore, the lower extreme fixedly connected with of speed reducer box supports the base, has seted up a plurality of fixed orificess on supporting the base.

Further, a bearing seat is arranged inside the sleeve, a bearing B is installed in the bearing seat, and the bearing B is sleeved at one end of the worm.

Further, the bearing B adopts a single-row cylindrical roller bearing.

The utility model has the advantages that: the utility model provides a ZC type worm and worm gear speed reducer, which comprises a speed reducer box body, a plugging mechanism and a worm and worm gear transmission mechanism, wherein the plugging mechanism comprises a cover plate, a sleeve and a sealing ring, the plugging mechanism is connected with the cover plate, the sleeve and the sealing ring in the plugging mechanism in a matching way, so that the effect of sealing and blocking oil at one end of a worm in the speed reducer can be achieved, lubricating oil can be effectively prevented from seeping out of the speed reducer box body, the worm in the ZC type worm has the advantages of large torque, high transmission efficiency, high bearing capacity and long service life, a connecting part is arranged between an input shaft and the worm, the input shaft and the worm are connected with each other through the connecting part, a bearing A is sleeved outside the connecting part, a through hole is formed in one side of the speed reducer box body, the bearing A can rotate in the through hole, and a sealing element is arranged on one side of the bearing A, the other end of the worm can be sealed, and the oil leakage prevention function is further achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

FIG. 2 is a schematic cross-sectional view of the present invention;

wherein:

1. a speed reducer box body; 2. A support base; 3. A fixing hole;

4. an output shaft; 5. An input shaft; 6. A worm;

7. a sleeve; 8. A cover plate; 9. A worm gear;

10. a bearing A; 11. A seal member; 12. A through hole;

13. a connecting portion; 14. A bearing seat; 15. A bearing B;

16. and (5) sealing rings.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

fig. 1 is a schematic perspective view of the present invention, fig. 2 is a schematic cross-sectional view of the present invention, and as shown in fig. 1 and fig. 2, the ZC type worm-gear reducer comprises a reducer case 1, a plugging mechanism and a worm-gear transmission mechanism, the worm-gear transmission mechanism is installed inside the reducer case 1, the plugging mechanism is installed at one side of the reducer case 1, the worm-gear transmission mechanism comprises an input shaft 5, an output shaft 4, a worm 6 and a worm wheel 9, the input shaft 5 is connected to one end of the worm 6, the output shaft 4 is arranged at the front end of the worm wheel 9, the output shaft 4 is connected to the worm wheel 9, the worm 6 is arranged at the upper end of the worm wheel 9, the worm 6 and the worm wheel 9 are connected to each other in a barrel-meshing manner, the worm 6 is in ZC tooth form and can move along the axis of the input shaft 5 in the reducer case, the tooth-shaped worm 6 has high bearing capacity, High transmission efficiency, large transmission ratio, compact structure and the like.

Example 2:

fig. 1 is a schematic perspective view, fig. 2 is a schematic sectional view of the present invention, such as a ZC type worm and worm gear reducer shown in fig. 1 and fig. 2, the plugging mechanism of the present invention includes a cover plate 8, a sleeve 7 and a seal ring, the sleeve 7 is connected to one side of the reducer casing 1, one end of the worm 6 is inserted into the sleeve 7, the seal ring is installed inside the sleeve 7, the cover plate 8 is arranged on one side of the sleeve 7, the cover plate 8 and the sleeve 7 are screwed together by a screw thread, the bearing seat 14 is arranged in the sleeve 7, the bearing B15 is arranged in the bearing seat 14, the bearing B15 is sleeved at one end of the worm 6, the bearing B15 adopts a single-row cylindrical roller bearing, the utility model is mutually matched and connected with a sealing ring through a cover plate 8 and the sleeve 7 in the plugging mechanism, the function of sealing and blocking oil at one end of the worm 6 in the speed reducer can be achieved, and lubricating oil can be effectively prevented from seeping out of the speed reducer box body 1.

Example 3:

fig. 1 is a schematic perspective view of the present invention, fig. 2 is a schematic sectional view of the present invention, and as shown in fig. 1 and fig. 2, a ZC type worm and worm gear reducer is provided, wherein a support base 2 is fixedly connected to a lower end of a reducer case 1 of the present invention, a plurality of fixing holes 3 are formed in the support base 2, and the support base 2 can be fixed by the fixing holes 3, a connecting portion 13 is provided between an input shaft 5 and a worm 6, the input shaft 5 and the worm 6 are connected to each other by the connecting portion 13, a bearing a10 is sleeved outside the connecting portion 13, a through hole 12 is formed in one side of the reducer case 1, the bearing a10 can rotate in the through hole 12, and a sealing member 11 is installed on one side of a bearing a10, and can seal the other end of the worm 6, thereby further playing a role of preventing oil leakage.

The working mode is as follows: the utility model provides a ZC type worm and worm gear speed reducer, which comprises a speed reducer box body 1, a plugging mechanism and a worm and worm gear transmission mechanism, wherein the plugging mechanism comprises a cover plate 8, a sleeve 7 and a sealing ring, the plugging mechanism can play a role of sealing and blocking oil at one end of a worm 6 in the speed reducer box body 1 through the mutual matching and connection of the cover plate 8, the sleeve 7 and the sealing ring in the plugging mechanism, and can effectively prevent lubricating oil from seeping out of the speed reducer box body 1, the worm 6 in the utility model adopts a ZC toothed worm 6 and has the advantages of large torque, high transmission efficiency, high bearing capacity and longer service life, a connecting part 13 is arranged between an input shaft 5 and the worm 6, the input shaft 5 and the worm 6 are mutually connected through the connecting part 13, a bearing A10 is sleeved outside the connecting part 13, one side of the speed reducer box body 1 is provided with a through hole 12, the bearing A10 can rotate in the through hole 12, a sealing element 11 is arranged on one side of the bearing A10 and can seal the other end of the worm 6, and further play a role of preventing oil leakage, the worm 6 can drive the worm wheel 9 to rotate, the worm 6 adopts a ZC tooth form, the ZC tooth form is an arc cylindrical worm 6, the arc cylindrical worm transmission is transmission in which concave-convex arc tooth profiles are meshed, and is also meshing transmission in line contact, the transmission efficiency is high, the efficiency can reach over 90 percent generally, the bearing capacity is high, and the transmission can be 50 to 150 percent higher than that of a common cylindrical worm 6 generally.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a ZC type worm gear reducer, includes speed reducer box (1), shutoff mechanism and worm gear drive mechanism, its characterized in that: the worm and gear transmission mechanism is arranged in the speed reducer box body (1), the plugging mechanism is arranged on one side of the speed reducer box body (1) and comprises an input shaft (5), an output shaft (4), a worm (6) and a worm wheel (9), the input shaft (5) is connected to one end of the worm (6), the output shaft (4) is arranged at the front end of the worm wheel (9), the output shaft (4) and the worm wheel (9) are connected with each other, the worm (6) adopts a ZC tooth form, the worm (6) is arranged at the upper end of the worm wheel (9), the worm (6) and the worm wheel (9) are connected with each other in a meshed manner, the plugging mechanism comprises a cover plate (8), a sleeve (7) and a sealing ring (16), the sleeve (7) is connected to one side of the speed reducer box body (1), one end of the worm (6) is inserted into the sleeve (7), the sealing ring (16) is arranged in the sleeve (7), the cover plate (8) is arranged on one side of the sleeve (7), and the cover plate (8) is screwed with the sleeve (7) through threads.

2. A ZC type worm and gear speed reducer according to claim 1, characterized in that: the input shaft (5) with be provided with connecting portion (13) between worm (6), input shaft (5) with through connecting portion (13) interconnect between worm (6), be equipped with bearing A (10) at connecting portion (13) overcoat.

3. A ZC-type worm-gear reducer as defined in claim 2, wherein: through-hole (12) have been seted up to one side of speed reducer box (1), bearing A (10) can rotate in through-hole (12), installs sealing member (11) in one side of bearing A (10).

4. A ZC type worm and gear speed reducer according to claim 1, characterized in that: the lower extreme fixedly connected with of speed reducer box (1) supports base (2), has seted up a plurality of fixed orificess (3) on supporting base (2).

5. A ZC type worm and gear speed reducer according to claim 1, characterized in that: a bearing seat (14) is arranged in the sleeve (7), a bearing B (15) is installed in the bearing seat (14), and the bearing B (15) is sleeved at one end of the worm (6).

6. A ZC type worm and worm gear speed reducer according to claim 5, characterized in that: and the bearing B (15) adopts a single-row cylindrical roller bearing.