CN218510130U - High stability worm speed reducer - Google Patents
High stability worm speed reducer Download PDFInfo
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- CN218510130U CN218510130U CN202222900026.4U CN202222900026U CN218510130U CN 218510130 U CN218510130 U CN 218510130U CN 202222900026 U CN202222900026 U CN 202222900026U CN 218510130 U CN218510130 U CN 218510130U
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Abstract
The utility model provides a high stability worm speed reducer relates to the speed reducer field, include: the worm gear and the worm are mutually meshed, an output shaft is inserted in the worm gear, and an input shaft is integrally arranged at the end part of the worm; the cooling part is arranged in the first cavity, the cooling part surrounds the side wall of the worm, the cooling part is hollow, a cooling inlet and a cooling outlet are arranged at two ends of the cooling part, and the cooling inlet and the cooling outlet respectively penetrate through the side wall of the shell; the inner part of the speed reducer can be sealed by the pair of shells which can be covered, so that external impurities are prevented from entering the speed reducer; the cooling part can carry out a good cooling to the lubricant medium that deposits in the bottom.
Description
Technical Field
The utility model relates to a speed reducer field, concretely relates to high stability worm speed reducer.
Background
The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The motor and the working machine or the actuating mechanism are matched in rotating speed and torque transmission, and the motor and the working machine are widely applied to modern machinery;
as shown in fig. 1, a lubricating medium is used in the use process of the conventional speed reducer, but the lubricating effect is greatly reduced due to the temperature rise of the lubricating medium in the speed reducer in long-term operation, so that the service life of the speed reducer is shortened, and the continuous production is greatly influenced by shutdown maintenance;
therefore, it is necessary to provide a highly stable worm speed reducer capable of effectively ensuring the lubricating effect of the lubricating medium in the speed reducer.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the high-stability worm speed reducer can effectively ensure the lubricating effect of a lubricating medium in the speed reducer.
The utility model provides a technical scheme that its technical problem adopted is: a high stability worm reducer comprising: the worm gear is arranged in the second cavity in a rotating mode, the worm gear and the worm are meshed with each other, an output shaft is inserted into the worm gear, and an input shaft is integrally arranged at the end part of the worm; the cooling part is arranged in the first cavity, the cooling part surrounds the side wall of the worm, the cooling part is hollow, a cooling inlet and a cooling outlet are arranged at two ends of the cooling part, and the cooling inlet and the cooling outlet penetrate through the side wall of the shell respectively.
Preferably, the cooling portion includes a plurality of semicircular cooling rings disposed on an inner wall of the second chamber, the cooling rings are hollow, the cooling rings are communicated with each other, the cooling inlet is disposed on a side wall of the cooling ring at one end, and the cooling outlet is disposed on a side wall of the cooling ring at the other end.
Preferably, both end faces of the cooling ring are lower than the side wall of the housing, respectively.
Preferably, a plurality of connecting rods are arranged between two adjacent cooling rings, the connecting rods are hollow, and two ends of each connecting rod are respectively communicated with the interiors of the adjacent cooling rings.
Preferably, a plurality of the connecting rods are arranged around the axis of the worm in an array, and the distance from the nearest end of the worm to the axis of the worm is greater than the diameter of the maximum position of the worm.
Preferably, the top of the second cavity is provided with a fixing block, the bottom of the first cavity is provided with two fixing blocks, and the fixing blocks are provided with through holes capable of being inserted with bolts.
Preferably, both ends of the first chamber penetrate through the shell, end covers are covered on the end portion of the first chamber through bolts, bearings are sleeved on both ends of the first chamber, both ends of the worm are rotatably arranged in the first chamber through the bearings, the input shaft penetrates through the end covers on one ends, and the input shaft is integrally arranged on the end portion of the worm.
Preferably, the side walls of the two second chambers are coaxially provided with bearings, the output shaft penetrates through the second chambers, and the output shaft is sleeved in the bearings on the side walls of the second chambers.
Preferably, the side wall of the fixing block is flush with the side wall of the housing.
The beneficial effects of the utility model are that:
1. through the pair of shells capable of being covered, the interior of the speed reducer can be sealed, and external impurities are prevented from entering the interior of the speed reducer;
2. cooling medium is introduced into the cooling part, so that the lubricating medium deposited at the bottom can be well cooled;
3. the cooling part is arranged around the worm, so that the worm can be well cooled;
4. by the arrangement of the cooling inlet and the cooling outlet, the circulation of the cooling medium can be facilitated.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples.
FIG. 1 is a prior art speed reducer;
fig. 2 is a perspective view of the preferred embodiment of the speed reducer of the present invention;
figure 3 is an internal structural view of the preferred embodiment of the speed reducer of the present invention;
fig. 4 is a perspective view of a preferred embodiment of the cooling portion of the present invention.
In the figure:
100. a housing; 101. a first chamber; 102. a second chamber; 103. a worm; 104. a worm gear; 105. an output shaft; 106. an input shaft; 107. a fixed block; 108. an end cap;
200. a cooling section; 201. a cooling inlet; 202. a cooling outlet; 203. a cooling ring; 204. a connecting rod.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
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", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, 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.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1-4, the utility model provides a high stability worm 103 speed reducer, include: a pair of housings 100 arranged in a mirror image manner, wherein the housings 100 are mutually covered, a semicircular first chamber 101 and a square second chamber 102 communicated with the first chamber 101 are arranged in each housing 100, a worm 103 is rotatably arranged in the first chamber 101, a worm wheel 104 is rotatably arranged in the second chamber 102, the worm wheel 104 and the worm 103 are mutually meshed, an output shaft 105 is inserted on the worm wheel 104, and an input shaft 106 is integrally arranged at the end part of the worm 103; a cooling part 200 disposed in the first chamber 101, wherein the cooling part 200 surrounds a side wall of the worm 103, the cooling part 200 is hollow, and both ends of the cooling part 200 are provided with a cooling inlet 201 and a cooling outlet 202, and the cooling inlet 201 and the cooling outlet 202 respectively penetrate through the side wall of the housing 100; in short, the pair of housings 100 can be closed to seal the inside of the speed reducer and prevent external impurities from entering the inside of the speed reducer; further, the cooling part 200 can perform a good cooling of the lubricant deposited on the bottom; further, the cooling portion 200 is disposed around the worm 103, and can cool the worm 103 well; further, by the arrangement of the cooling inlet 201 and the cooling outlet 202, the circulation of the cooling medium can be facilitated.
The cooling part 200 comprises a plurality of semicircular cooling rings 203 arranged on the inner wall of the second chamber 102, the cooling rings 203 are hollow, the cooling rings 203 are communicated with each other, the cooling inlet 201 is arranged on the side wall of the cooling ring 203 at one end, and the cooling outlet 202 is arranged on the side wall of the cooling ring 203 at the other end; in short, the cooling rings 203 are arranged in the first cavity 101 in an array manner, so that the contact area between the cooling part 200 and a lubricating medium can be increased, the heat exchange efficiency is improved, and the structure is simple and reliable; further, the cooling inlet 201 is provided in the cooling ring 203 on the side close to the input shaft 106, and the temperature in the vicinity of the input shaft 106 can be reduced, and the speed of metal fatigue at the output shaft 105 can be reduced.
Two end faces of the cooling ring 203 are respectively lower than the side wall of the shell 100; in short, with this design, the cooling rings 203 do not interfere with each other when the housing 100 is closed; furthermore, two heat exchange surfaces can be added to the cooling ring 203, and the cooling effect on the lubricating medium is further improved.
A plurality of connecting rods 204 are arranged between two adjacent cooling rings 203, the connecting rods 204 are hollow, and two ends of each connecting rod 204 are respectively communicated with the interiors of the adjacent cooling rings 203; in short, the connecting rod 204 acts as a communication means connecting several cooling rings 203 to integrate a good circulation of the cooling medium.
A plurality of connecting rods 204 are arranged around the axis array of the worm 103, and the distance from the nearest end of the worm 103 to the axis of the worm 103 of the connecting rods 204 is greater than the diameter of the maximum position of the worm 103; in short, with this design, the inner wall of the cooling ring 203 can be made to not affect the operation of the worm 103.
A fixing block 107 is arranged at the top of the second chamber 102, two fixing blocks 107 are arranged at the bottom of the first chamber 101, and through holes capable of being inserted with bolts are formed in the fixing blocks 107; in short, the fixing block 107 can be used for quickly mounting and dismounting the shell 100; in short, when the housing 100 is mounted, a sealing sheet is disposed on the abutting surface of the two housings 100, so that the sealing performance of the housing 100 can be improved, and the lubricating medium in the housing can be prevented from flowing out of the housing 100.
Two ends of the first chamber 101 penetrate through the casing 100, an end cover 108 covers the end of the first chamber 101 through bolts, bearings are sleeved at two ends of the first chamber 101, two ends of the worm 103 are rotatably arranged in the first chamber 101 through bearings, the input shaft 106 penetrates through the end cover 108 at one end, and the input shaft 106 is integrally arranged at the end of the worm 103; in short, by such a design, the worm 103 can be stably rotated in the first chamber 101, and the service life of the entire speed reducer is prolonged.
Bearings are coaxially arranged on the side walls of the two second chambers 102, the output shaft 105 penetrates through the second chambers 102, and the output shaft is sleeved in the bearings on the side walls of the second chambers 102; in short, the worm wheel 104 and the output shaft 105 are provided with key slots and connected through splines, and both ends of the output shaft 105 penetrate through the casing 100, so that both sides of the speed reducer can be connected with equipment, and the structure is simple and reliable.
The side wall of the fixing block 107 is flush with the side wall of the shell 100; in short, with such a design, it is possible to avoid the fixing block 107 from being deformed and broken when the fixing block 107 is pressed by the bolt.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A high stability worm (103) speed reducer, comprising:
the worm gear mechanism comprises a pair of shell (100) which are arranged in a mirror image manner, wherein the shell (100) is mutually covered, a semicircular worm (103) cavity and a square worm gear (104) cavity communicated with the worm (103) cavity are arranged in the shell (100), a worm (103) is rotationally arranged in the worm (103) cavity, a worm gear (104) is rotationally arranged in the worm gear (104) cavity, the worm gear (104) and the worm (103) are mutually meshed, an output shaft (105) is inserted and connected onto the worm gear (104), and an input shaft (106) is integrally arranged at the end part of the worm (103);
the cooling part (200) is arranged in a cavity of the worm (103), the cooling part (200) surrounds the side wall of the worm (103), the cooling part (200) is hollow, a cooling inlet (201) and a cooling outlet (202) are arranged at two ends of the cooling part (200), and the cooling inlet (201) and the cooling outlet (202) penetrate through the side wall of the shell (100) respectively.
2. A high stability worm (103) reducer as set forth in claim 1,
the cooling part (200) comprises a plurality of semicircular cooling rings (203) arranged on the inner wall of the cavity of the worm wheel (104), the cooling rings (203) are hollow, the cooling rings (203) are communicated with each other, and
the cooling inlet (201) is formed in the side wall of the cooling ring (203) at one end, and the cooling outlet (202) is formed in the side wall of the cooling ring (203) at the other end.
3. A high stability worm (103) reducer as set forth in claim 2,
the two end faces of the cooling ring (203) are respectively lower than the side wall of the shell (100).
4. A high stability worm (103) reducer as set forth in claim 3,
a plurality of connecting rods (204) are arranged between every two adjacent cooling rings (203), the connecting rods (204) are hollow, and two ends of each connecting rod (204) are respectively communicated with the interiors of the adjacent cooling rings (203).
5. A high stability worm (103) reducer as set forth in claim 4,
the connecting rods (204) are arranged around the axis of the worm (103) in an array mode, and the distance from the nearest end of the worm (103) to the axis of the worm (103) of each connecting rod (204) is larger than the diameter of the maximum position of the worm (103).
6. A high stability worm (103) reducer as set forth in claim 5,
the top of worm wheel (104) cavity is provided with a fixed block (107), the bottom of worm (103) cavity is provided with two fixed blocks (107), set up the through hole that can the plug bolt on fixed block (107).
7. A high stability worm (103) reducer as set forth in claim 6,
both ends of worm (103) cavity run through shell (100), the tip of worm (103) cavity has closed end cover (108) through the bolt lid, the both ends cover of worm (103) cavity is equipped with the bearing, the both ends of worm (103) are passed through the bearing and are rotated the setting and be in worm (103) cavity to and
the input shaft (106) penetrates through the end cover (108) at one end, and the input shaft (106) is integrally arranged at the end part of the worm (103).
8. A high stability worm (103) reducer as set forth in claim 7,
the side walls of the two worm wheel (104) cavities are coaxially provided with bearings, the output shaft (105) penetrates through the worm wheel (104) cavities, and the output shaft is sleeved in the bearings on the side walls of the worm wheel (104) cavities.
9. A high stability worm (103) reducer as set forth in claim 8,
the side wall of the fixing block (107) is flush with the side wall of the shell (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900026.4U CN218510130U (en) | 2022-11-01 | 2022-11-01 | High stability worm speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900026.4U CN218510130U (en) | 2022-11-01 | 2022-11-01 | High stability worm speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218510130U true CN218510130U (en) | 2023-02-21 |
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ID=85219585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222900026.4U Active CN218510130U (en) | 2022-11-01 | 2022-11-01 | High stability worm speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218510130U (en) |
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2022
- 2022-11-01 CN CN202222900026.4U patent/CN218510130U/en active Active
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