CN219529744U - Transmission device capable of rotating and lifting - Google Patents
Transmission device capable of rotating and lifting Download PDFInfo
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- CN219529744U CN219529744U CN202320983915.3U CN202320983915U CN219529744U CN 219529744 U CN219529744 U CN 219529744U CN 202320983915 U CN202320983915 U CN 202320983915U CN 219529744 U CN219529744 U CN 219529744U
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- driven gear
- gear
- square shaft
- lifting
- motor
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Abstract
The utility model discloses a rotary lifting speed changer device, which relates to the technical field of precise transmission and comprises a shell, an annular sleeve, a square shaft and a transmission assembly, wherein the transmission assembly comprises a first gear set, a second gear set, a third gear set and a fourth driven gear which are respectively matched with a motor in a transmission way, a cylindrical lifting sleeve is sleeved on the square shaft, a limit groove which is sleeved and matched with the square shaft is formed in the lower end surface of the lifting sleeve, the square shaft is arranged in the limit groove and is arranged in a sliding way along the length direction of the limit groove, the lower end of the annular sleeve is fixedly arranged on the upper end surface of the shell, the annular sleeve is matched with the lifting sleeve through a threaded part in a threaded way, and the square shaft is arranged in a sliding way in the lifting sleeve.
Description
Technical Field
The utility model relates to the technical field of precision transmission, in particular to a rotary lifting transmission device.
Background
In various fields, part of power systems need to use a transmission which can rotate and drive and can lift at the same time;
for example, reference 1, and according to the chinese patent of application No. CN202222875090.1, "a rotary lifting device of a showroom showcase", includes a lifting assembly and a rotating assembly, where the top surface of the lifting assembly is provided with a mounting plate, the rotating assembly is mounted on the top surface of the mounting plate, the lifting assembly is a hydraulic lifting mechanism, the rotating assembly includes a motor, a speed reducer and a placing plate, the speed reducer is mounted in the middle of the top surface of the mounting plate, the motor is mounted on the top surface of one end of the mounting plate, and the motor is connected with the speed reducer, the placing plate is mounted on the top surface of the speed reducer, and the motor drives the speed reducer to rotate so as to rotate the placing plate. The utility model can provide the function of lifting the placing plate up and down through the hydraulic lifting mechanism, is provided with the rotating assembly, and drives the speed reducer to rotate through the rotation of the motor so as to enable the placing plate to rotate, and can meet the display of the exhibits with different heights and different shapes through the cooperation of the hydraulic lifting mechanism and the rotating assembly.
In the above-mentioned reference 1, by providing a hydraulic lifting mechanism and a rotating assembly to achieve the functions of both rotation and lifting, the present inventors have thought that it is impossible to achieve the effects of rotation and lifting by a gearbox device to improve efficiency.
For another example, reference 2, and according to the chinese patent application No. CN201720279415.6, "a feed feeder is disclosed, which includes a fixing frame, a rotating motor, a feeding cylinder, and two lifting devices arranged side by side; the lifting device comprises a fixed rod, a lifting motor, a screw rod and a screw rod nut; the lifting motor is fixed at the upper end of the fixed rod; the lifting motor is in transmission connection with the lower end of the screw rod; the screw nut is in threaded connection with the screw; the fixing frame is connected with the lead screw nuts on the two lifting devices; the rotating motor is fixed on the fixing frame; the lower end of the feeding cylinder is in transmission connection with the rotating motor; a plurality of feeding holes are formed in the peripheral wall of the feeding barrel around the axis of the feeding barrel. The utility model can realize the large-scale feeding of the feed, avoid the injury of fish when competing for food, and is beneficial to the uniform growth of fish.
The feed feeding machine of the comparison document 2 is provided with the lifting motor and the rotating motor to rotate and lift the feeding barrel, so that the feed can be put in a large range.
In summary, the above-mentioned comparison document 1 and comparison document 2 are different fields, but the rotation and lifting structure is needed to solve the problem, and of course, the rotation and lifting structure is needed to solve the problem and the function is not rarely achieved in different fields;
however, in order to realize the function of rotating and lifting, the prior art is realized by respectively arranging a rotating mechanism and a lifting mechanism, or by combining the rotating mechanism with the lifting mechanism, but the structure of the rotating and lifting combination in the prior art is too complex, the use cost is increased, and the present inventor provides a gearbox which has a simple structure and can realize the functions of rotating and lifting to solve the problems.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a rotary lifting speed changer device comprises a shell, an annular sleeve, a motor, a square shaft and a transmission assembly for connecting the motor with the square shaft;
the transmission assembly comprises a first gear set meshed with an output shaft of the motor for transmission, a second gear set meshed with the first gear set for transmission, a third gear set meshed with the second gear set for transmission, and a fourth driven gear meshed with the third gear set for transmission;
the square shaft penetrates through the shell;
the axis of the square shaft is matched with the axis of the fourth driven gear in an alignment way, the square shaft is fixedly connected with the fourth driven gear, and a cylindrical lifting sleeve is sleeved on the square shaft;
the lower end face of the lifting sleeve is provided with a limit groove in sleeved fit with the square shaft, wherein the square shaft is arranged in the limit groove and is arranged in a sliding manner along the length direction of the limit groove;
the outer wall of the lifting sleeve is provided with a threaded part, the annular sleeve is penetrated with a threaded groove in threaded connection with the threaded part, and the threaded part is in threaded connection with the threaded groove so that the lifting sleeve is in sleeved connection with the annular sleeve;
the lower end of the annular sleeve is fixedly arranged on the upper end face of the shell.
As a further scheme of the utility model: the first gear set comprises a first driven gear and a first speed change gear coaxially fixedly connected with the first driven gear;
the second gear set comprises a second driven gear and a second speed change gear coaxially fixedly connected with the second driven gear;
the third gear set comprises a third driven gear and a third speed change gear coaxially fixedly connected with the third driven gear;
wherein, the motor output shaft meshes with first driven gear, and first speed change gear meshes with second driven gear, and second speed change gear meshes with third driven gear, and third speed change gear meshes with fourth driven gear.
As a further scheme of the utility model: the square shaft penetrates through the first shell, the partition plate and the second shell;
the partition plate is provided with a first step, a second step and a third step from low to high;
the first driven gear is rotatably sleeved on the first positioning column, the second driven gear is sleeved on the second positioning column, and the third driven gear is sleeved on the third positioning column;
the third step is provided with a first bearing, and the square shaft is fixedly matched with the inner wall of the first bearing.
As a further scheme of the utility model: the first speed change gear is fixedly arranged on the upper end face of the first driven gear, the second speed change gear is fixedly arranged on the upper end face of the second driven gear, and the third speed change gear is fixedly arranged on the upper end face of the third driven gear.
As a further scheme of the utility model: the annular sleeve is provided with a second bearing between the annular sleeve and the fourth driven gear, the second bearing sleeve is arranged on the square shaft in parallel, and the second bearing is fixedly matched with the square shaft, wherein the outer wall of the second bearing is fixedly matched with the upper shell.
As a further scheme of the utility model: the motor and the square shaft are arranged side by side, a motor mounting groove is formed in the upper end face of the upper shell, and the motor is fixedly arranged in the motor mounting groove.
Compared with the prior art, the utility model has the following beneficial effects: the lifting sleeve is sleeved with the square shaft and matched with the annular sleeve fixedly arranged on the shell, the annular sleeve is in threaded connection with the lifting sleeve through the threaded part, the square shaft is arranged in the lifting sleeve in a sliding mode, the square shaft can be driven to rotate by the motor, and meanwhile the lifting sleeve can be lifted through the threaded part to rotate along the threads in the threaded groove.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a perspective view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the internal structure of the present utility model;
FIG. 4 is a partial view at B in FIG. 3;
FIG. 5 is a side view of the present utility model;
FIG. 6 is a cross-sectional view taken along the direction A-A in FIG. 5;
reference numerals and names in the drawings are as follows:
a shell-0, a first shell-01, a second shell-02, a partition plate-03 and a motor mounting groove-04;
the annular sleeve-1 and the thread groove-11;
motor-2, output shaft-21;
square shaft-3, first bearing-31, second bearing-32;
a transmission assembly-4;
a first gear set-5, a first positioning post-50, a first driven gear-51, a first speed change gear-52;
a second gear set-6, a first step-60, a second positioning post-601, a second driven gear-61, a second speed change gear-62;
a third gear set-7, a second step-70, a third positioning post-701, a third driven gear-71, a third speed change gear-72;
a fourth driven gear-8, a third step-80;
the lifting sleeve-9, the limit groove-91 and the thread part-92.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a rotary lifting transmission device comprises a housing 0, an annular sleeve 1, a motor 2, a square shaft 3, and a transmission assembly 4 for connecting the motor 2 with the square shaft 3;
the transmission assembly 4 comprises a first gear set 5 which is meshed with an output shaft 21 of the motor 2 for transmission, a second gear set 6 which is meshed with the first gear set 5 for transmission, a third gear set 7 which is meshed with the second gear set 6 for transmission, and a fourth driven gear 8 which is meshed with the third gear set 7 for transmission;
the square shaft 3 penetrates through the shell 0;
the axis of the square shaft 3 is matched with the axis of the fourth driven gear 8 in an alignment manner, the square shaft 3 is fixedly connected with the fourth driven gear 8, and a cylindrical lifting sleeve 9 is sleeved on the square shaft 3;
a limit groove 91 in sleeve joint fit with the square shaft 3 is formed in the lower end face of the lifting sleeve 9, wherein the square shaft 3 is arranged in the limit groove 91 and is arranged in a sliding manner along the length direction of the limit groove 91;
the outer wall of the lifting sleeve 9 is provided with a thread part 92, the annular sleeve 1 is penetrated with a thread groove 11 in threaded fit with the thread part 92, and the thread part 92 is in threaded fit with the thread groove 11 to enable the lifting sleeve 9 to be in sleeved fit with the annular sleeve 1;
the lower end of the annular sleeve 1 is fixedly arranged on the upper end face of the shell 0.
In the implementation process, the motor 2 enters a working state, the motor 2 drives the first gear set 5 to rotate, the first gear set 5 drives the second gear set 6 to rotate, the second gear set 6 drives the third gear set 7 to rotate, the third gear set 7 drives the fourth driven gear 8 to rotate, wherein the fourth driven gear 8 is fixedly matched with the square shaft 3, the square shaft 3 is sleeved with the lifting sleeve 9 caused by the rotation of the fourth driven gear 8, the square shaft 3 can drive the lifting sleeve 9 to rotate, the outer wall of the lifting sleeve 9 is sleeved with the annular sleeve 1, the threaded part 92 of the lifting sleeve 9 is in threaded connection with the threaded groove 11 of the annular sleeve 1, the annular sleeve 1 is fixedly arranged on the upper end face of the shell 0, when the square shaft 3 drives the lifting sleeve 9 to rotate, the annular sleeve 1 is fixedly arranged on the shell 0, the annular sleeve 1 is fixed, the lifting sleeve 9 rotates in the annular sleeve 1, because the lifting sleeve 9 is provided with the threaded part 92 and is in threaded fit with the threaded groove 11 of the annular sleeve 1, the lifting sleeve 9 can lift or descend along the threaded direction of the threaded groove 11 in the rotating process, wherein the square shaft 3 is arranged in the limiting groove 91 of the lifting sleeve 9 in a sliding manner along the length direction of the limiting groove 91, so that the lifting sleeve 9 can not influence the square shaft 3 to drive the lifting sleeve 9 to rotate in the lifting process, through the square shaft 3, the lifting sleeve 9 in sleeved fit with the square shaft 3 and the annular sleeve 1 fixedly arranged on the shell 0 are arranged, the annular sleeve 1 is in threaded fit with the threaded groove 11 through the threaded part 92, the square shaft 3 is arranged in the lifting sleeve 9 in a sliding manner, and the lifting sleeve 9 can lift along the threaded rotation in the threaded groove 11 through the threaded part 92 while the motor 2 drives the square shaft 3 to rotate.
In one embodiment of the present utility model, the rotation of the motor 2 controls the rotation of the square shaft 3 in the forward or reverse direction, and the control element is electrically connected with the motor 2 to control the motor 2, so that the motor can rotate back and forth and retract back and forth.
In the embodiment of the present utility model, the first gear set 5 includes a first driven gear 51 and a first speed change gear 52 coaxially and fixedly connected with the first driven gear 51;
the second gear set 6 comprises a second driven gear 61 and a second speed change gear 62 coaxially fixedly connected with the second driven gear 61;
the third gear set 7 comprises a third driven gear 71 and a third speed change gear 72 coaxially and fixedly connected with the third driven gear 71;
wherein the output shaft 21 of the motor 2 is meshed with the first driven gear 51, the first speed gear 52 is meshed with the second driven gear 61, the second speed gear 62 is meshed with the third driven gear 71, and the third speed gear 72 is meshed with the fourth driven gear 8.
When the motor 2 drives the first gear set 5 to rotate, the first gear set 5 drives the second gear set 6 to rotate, the second gear set 6 drives the third gear set 7 to rotate, and the third gear set 7 drives the fourth driven gear 8 to rotate, the meshing relationship is as follows:
the output shaft 21 of the motor 2 is meshed with the first driven gear 51 for transmission, the first driven gear 51 drives a second speed change gear 62 which is fixedly connected with the first speed change gear coaxially, the second speed change gear 62 is meshed with a third driven gear 71, the second speed change gear 62 drives the third driven gear 71 to rotate, the third driven gear 71 drives a third speed change gear 72 which is fixedly connected with the third driven gear coaxially, the third speed change gear 72 is meshed with a fourth driven gear 8 for transmission, the third speed change gear 72 drives the fourth driven gear 8 to rotate, and the fourth driven gear 8 rotates to drive the square shaft 3 to rotate.
In one embodiment of the utility model, the gear ratio can be adjusted by adjusting the diameter of the ratio gear or driven gear.
In the embodiment of the utility model, a partition plate 03 is arranged in the shell 0 to separate the shell 0 into a first shell 01 and a second shell 02 which are mutually independent, the annular sleeve 1 is fixedly arranged on the upper end surface of the first shell 01, and a square shaft 3 penetrates through the first shell 01, the partition plate 03 and the second shell 02;
the partition 03 is provided with a first step 60, a second step 70 and a third step 80 from low to high;
the first positioning column 50, the second positioning column 601 and the third positioning column 701 are respectively and fixedly arranged on the partition plate 03, the first step 60 and the second step 70, the first driven gear 51 is rotationally sleeved on the first positioning column 50, the second driven gear 61 is sleeved on the second positioning column 601, and the third driven gear 71 is sleeved on the third positioning column 701;
the third step 80 is provided with a first bearing 31, and the square shaft 3 is fixedly matched with the inner wall of the first bearing 31.
The partition 03 is provided with a first step 60, a second step 70 and a third step 80 from low to high, and further explanation is that the second step 70 is higher than the first step 60, and the third step 80 is higher than the second step 70, so that the driven gear and the speed change gear can be meshed better;
wherein, the first driven gear 51 is rotationally sleeved on the first positioning post 50, the second driven gear 61 is sleeved on the second positioning post 601, the third driven gear 71 is sleeved on the third positioning post 701, when the motor 2 drives the first driven gear 51 to cause the first driven gear 51 to rotate on the first positioning post 50, when the first driven gear 51 rotates, the first speed change gear 52 drives the second driven gear 61, the second driven gear 61 rotates on the second positioning post 601, when the second speed change gear 62 drives the third driven gear 71, the third driven gear 71 rotates on the third positioning post 701, the third driven gear 71 is meshed with the fourth driven gear 8, the third driven gear 71 drives the fourth driven gear 8, and the square shaft 3 rotates along with the rotation of the fourth driven gear 8;
wherein, the square shaft 3 and the inner wall of the first bearing 31 are fixedly connected and matched, so that the square shaft 3 can better rotate after penetrating through the shell 0, and the transmission loss can be reduced.
In the embodiment of the present utility model, the first speed-changing gear 52 is fixed on the upper end surface of the first driven gear 51, the second speed-changing gear 62 is fixed on the upper end surface of the second driven gear 61, and the third speed-changing gear 72 is fixed on the upper end surface of the third driven gear 71.
The first speed change gear 52, the second speed change gear 62 and the third speed change gear 72 are respectively arranged on the upper end surfaces of the first driven gear 51, the second driven gear 61 and the third driven gear 71, so that the whole structure of the utility model is more compact, the space utilization rate is higher, the transmission efficiency is higher, and the installation suitability of the utility model is better.
In the embodiment of the utility model, a second bearing 32 is arranged between the annular sleeve 1 and the fourth driven gear 8, the second bearing 32 is sleeved on the square shaft 3, and the second bearing 32 is fixedly matched with the square shaft 3, wherein the outer wall of the second bearing 32 is fixedly matched with the upper shell 0.
In the process of rotating the square shaft 3, the second bearing 32 can ensure that the square shaft 3 rotates better in the shell 0, so that loss caused by friction force can be avoided, and the transmission efficiency is improved.
In the embodiment of the utility model, the motor 2 and the square shaft 3 are arranged side by side, a motor mounting groove 04 is formed on the upper end surface of the upper shell 0, and the motor 2 is fixedly arranged in the motor mounting groove 04.
The motor 2 and the square shaft 3 are arranged side by side, so that the inside of the utility model is more compact, the whole is smaller, and the space utilization rate can be improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The transmission device capable of rotating and lifting is characterized by comprising a shell, an annular sleeve, a motor, a square shaft and a transmission assembly for connecting the motor with the square shaft;
the transmission assembly comprises a first gear set meshed with an output shaft of the motor for transmission, a second gear set meshed with the first gear set for transmission, a third gear set meshed with the second gear set for transmission, and a fourth driven gear meshed with the third gear set for transmission;
the square shaft penetrates through the shell;
the axis of the square shaft is matched with the axis of the fourth driven gear in an alignment way, the square shaft is fixedly connected with the fourth driven gear, and a cylindrical lifting sleeve is sleeved on the square shaft;
the lower end face of the lifting sleeve is provided with a limit groove in sleeved fit with the square shaft, wherein the square shaft is arranged in the limit groove and is arranged in a sliding manner along the length direction of the limit groove;
the outer wall of the lifting sleeve is provided with a threaded part, the annular sleeve is penetrated with a threaded groove in threaded connection with the threaded part, and the threaded part is in threaded connection with the threaded groove so that the lifting sleeve is in sleeved connection with the annular sleeve;
the lower end of the annular sleeve is fixedly arranged on the upper end face of the shell.
2. The rotary lifting transmission device according to claim 1, wherein the first gear set comprises a first driven gear and a first speed change gear coaxially fixedly connected with the first driven gear;
the second gear set comprises a second driven gear and a second speed change gear coaxially fixedly connected with the second driven gear;
the third gear set comprises a third driven gear and a third speed change gear coaxially fixedly connected with the third driven gear;
wherein, the motor output shaft meshes with first driven gear, and first speed change gear meshes with second driven gear, and second speed change gear meshes with third driven gear, and third speed change gear meshes with fourth driven gear.
3. The rotary lifting transmission device according to claim 2, wherein a partition plate is arranged in the housing to separate the housing into a first housing and a second housing which are independent of each other, the annular sleeve is fixedly arranged on the upper end surface of the first housing, and the square shaft penetrates through the first housing, the partition plate and the second housing;
the partition plate is provided with a first step, a second step and a third step from low to high;
the first driven gear is rotatably sleeved on the first positioning column, the second driven gear is sleeved on the second positioning column, and the third driven gear is sleeved on the third positioning column;
the third step is provided with a first bearing, and the square shaft is fixedly matched with the inner wall of the first bearing.
4. A rotary lifting transmission device according to claim 3, wherein the first speed change gear is fixedly arranged on the upper end face of the first driven gear, the second speed change gear is fixedly arranged on the upper end face of the second driven gear, and the third speed change gear is fixedly arranged on the upper end face of the third driven gear.
5. The rotary lifting transmission device according to claim 4, wherein a second bearing is arranged between the annular sleeve and the fourth driven gear, the second bearing sleeve is arranged on the square shaft, and the second bearing is fixedly matched with the square shaft, and the outer wall of the second bearing is fixedly matched with the upper shell.
6. The rotary lifting transmission device according to claim 5, wherein the motor is arranged side by side with the square shaft, a motor mounting groove is formed in the upper end face of the upper shell, and the motor is fixedly arranged in the motor mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983915.3U CN219529744U (en) | 2023-04-27 | 2023-04-27 | Transmission device capable of rotating and lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983915.3U CN219529744U (en) | 2023-04-27 | 2023-04-27 | Transmission device capable of rotating and lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219529744U true CN219529744U (en) | 2023-08-15 |
Family
ID=87629163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320983915.3U Active CN219529744U (en) | 2023-04-27 | 2023-04-27 | Transmission device capable of rotating and lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219529744U (en) |
-
2023
- 2023-04-27 CN CN202320983915.3U patent/CN219529744U/en active Active
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