CN220910361U

CN220910361U - Box transmission structure

Info

Publication number: CN220910361U
Application number: CN202323117910.1U
Authority: CN
Inventors: 黄海君
Original assignee: GUANGDONG HENGLIAN FOOD PROCESSING MACHINERY CO Ltd
Current assignee: GUANGDONG HENGLIAN FOOD PROCESSING MACHINERY CO Ltd
Priority date: 2023-11-17
Filing date: 2023-11-17
Publication date: 2024-05-07
Anticipated expiration: 2033-11-17

Abstract

The utility model discloses a box body transmission structure, relates to the technical field of transmission structures, and aims to solve the problem that the rotation speed of the existing gear transmission structure is changed in a complex manner, and the technical scheme is as follows: the device comprises a fixed disc, wherein an input gear set, a speed change gear set and an output gear set are arranged on the fixed disc, and the input gear set, the speed change gear set and the output gear set are meshed with each other; the input gear set comprises an input shaft rotatably connected to the fixed disc and a first gear fixed on the input shaft. When the input shaft rotates clockwise or anticlockwise, the output shaft always keeps the characteristic of clockwise pointer rotation, and when the input shaft rotates clockwise or anticlockwise, the rotating speed of the output shaft can be changed, namely a speed change effect is generated, and compared with a traditional speed change structure, the speed change effect realized by the transmission structure does not need to carry out additional gear shifting and other operations, so that the speed change device is more convenient and applicable to a wide machine type.

Description

Box transmission structure

Technical Field

The utility model belongs to the field of transmission structures, and particularly relates to a box transmission structure.

Background

A gear transmission is a gear-based transmission system that can transmit power and motion through the inter-engagement of a plurality of gears. The gear transmission mainly comprises a gear, a transmission shaft, a bearing and the like. A gear is a mechanical element designed by parameters such as pitch, modulus, number of teeth, etc., and can transfer rotational speed and torque from one machine to another.

The patent application with the publication number of CN112682480A discloses a novel gear transmission structure, which belongs to the technical field of machinery, and comprises a bracket, a shaft, a driving gear, a two-shaft, a normal-motion gear, a low-speed heavy-duty gear, a disc spring, a sliding component, a driven gear and a high-speed light-duty gear, wherein the shaft and the two-shaft are arranged on the bracket, the driving gear is arranged on the shaft to be meshed with the normal-motion gear and the driven gear on the two-shaft, when the torque is suddenly increased, a threaded platform on the normal-motion gear pulls out the sliding component from a matching position with the driven gear, and the sliding component presses the disc spring to combine the low-speed heavy-duty gear and the normal-motion gear into a whole. The invention has the beneficial effects that when the load is increased, the high-speed light-load mode is automatically jumped to the low-speed heavy-load mode, thereby protecting the whole gear transmission structure and ensuring the continuous output of power.

According to the above patent application, the output shaft is changed from high speed to low speed by adjusting the meshing of the different gears, but the meshing state of the different gears is adjusted by using another power, so that the operation is complicated, and the applicability is low.

In summary, the present utility model provides a transmission structure for a housing to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a box body transmission structure, which has the advantages that the input shaft of the transmission structure always keeps clockwise rotation no matter clockwise rotation or anticlockwise rotation, and the rotation speed of the output shaft can be increased when the input shaft is changed from clockwise rotation to anticlockwise rotation due to the action of a speed change gear set, and conversely, the rotation speed of the output shaft can be reduced when the input shaft is changed from anticlockwise rotation to clockwise rotation, so that the transmission structure does not need to perform additional gear shifting and other operations, is more convenient, has a wide applicable machine type and is more practical.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A box body transmission structure comprises a fixed disc, wherein an input gear set, a speed change gear set and an output gear set are arranged on the fixed disc, and the input gear set, the speed change gear set and the output gear set are meshed with each other;

the input gear set comprises an input shaft rotatably connected to the fixed disc and a first gear fixed on the input shaft;

The speed change gear set comprises a connecting shaft, a first clutch and a second gear, which are rotatably connected to the fixed disc, and a third gear fixed on the first clutch;

The output gear set comprises an output shaft rotationally connected to the fixed disc, a second clutch and a fourth gear which are arranged on the output shaft, and a fifth gear which is fixed on the second clutch;

the first gear is meshed with the fifth gear and the third gear, and the second gear is meshed with the fourth gear;

the first clutch and the second clutch are one-way clutches.

Through adopting above-mentioned technical scheme for when the input shaft is carrying out clockwise or anticlockwise rotation, the output shaft all remains clockwise pointer pivoted characteristics all the time, and when the input shaft carries out clockwise or anticlockwise conversion, the rotational speed of output shaft can change, produces the variable speed effect promptly, and compared traditional variable speed structure, this transmission structure realizes that the effect of variable speed need not carry out operations such as extra gear shifting, and is more convenient, and applicable machine type is wide.

The utility model is further provided with: the third gear is located right above the second gear, and the diameter of the third gear is larger than that of the second gear. The gear IV is located right above the gear V, the diameter of the gear V is larger than that of the gear IV, and the diameter of the gear IV is larger than that of the gear II.

Through adopting above-mentioned technical scheme, when the input shaft rotated anticlockwise, the output shaft rotated clockwise with maximum rotational speed, and when the input shaft rotated clockwise, clutch two idles, and because the effect of change gear train, the output shaft became to rotate clockwise with minimum rotational speed to reach the effect of changing the rotational speed according to the diameter size of gear.

The utility model is further provided with: the upper side of the fixed disk is fixed with a connecting plate, and the upper ends of the input shaft and the output shaft are positioned on the upper side of the connecting plate. The lower side of the fixed disk is welded with a shell, and the gear sets of the input gear set, the speed change gear set and the output gear set are all positioned in the shell. The mounting plate is fixed with to the downside of shell, and the lower extreme of input shaft and connecting axle is all rotated and is connected on the mounting plate.

Through adopting above-mentioned technical scheme, fixed disk, shell, mounting panel make the gear train be in a relative sealed environment, and then guaranteed the stability of gear train operation.

In summary, the beneficial technical effects of the utility model are as follows:

The input shaft of the transmission structure always keeps clockwise rotation no matter clockwise rotation or anticlockwise rotation, and due to the action of the speed change gear set, the rotating speed of the output shaft can be increased when the input shaft is changed from clockwise rotation to anticlockwise rotation, and conversely, the rotating speed of the output shaft can be reduced when the input shaft is changed from anticlockwise rotation to clockwise rotation, so that the transmission structure realizes the speed change effect without additional gear change and other operations, is more convenient, and applicable to a wide machine type and is more practical.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. In the drawings:

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic view of a bottom structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an output gearset according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of a transmission gear set according to one embodiment of the present utility model;

FIG. 5 is a schematic diagram of an input gearset according to an embodiment of the utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. A fixed plate; 101. a connecting plate; 2. a mounting plate; 3. a housing; 4. an input gearset; 401. an input shaft; 402. a first gear; 5. a speed change gear set; 501. a connecting shaft; 502. a first clutch; 503. a third gear; 504. a second gear; 6. an output gearset; 601. an output shaft; 602. a second clutch; 603. a fifth gear; 604. and a gear IV.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-5, a transmission structure of a box body disclosed in the utility model comprises: the fixed disk 1, the fixed disk 1 is provided with an input gear set 4, a speed change gear set 5 and an output gear set 6, and the input gear set 4, the speed change gear set 5 and the output gear set 6 are meshed with each other;

The input gear set 4 comprises an input shaft 401 rotatably connected to the fixed disk 1, and a first gear 402 fixed on the input shaft 401;

The speed change gear set 5 comprises a connecting shaft 501 rotatably connected to the fixed disk 1, a first clutch 502 and a second gear 504 which are arranged on the connecting shaft 501, and a third gear 503 fixed on the first clutch 502;

The output gear set 6 comprises an output shaft 601 rotatably connected to the fixed disk 1, a second clutch 602 and a fourth gear 604 which are arranged on the output shaft 601, and a fifth gear 603 fixed on the second clutch 602;

gear one 402 is meshed with gear five 603 and gear three 503, and gear two 504 is meshed with gear four 604.

Both clutch one 502 and clutch two 602 are one-way clutches. When the first clutch 502 is operated, the connecting shaft 501 can be driven to rotate only anticlockwise, and when the third gear 503 rotates clockwise, the first clutch 502 is idle. The second clutch 602 is opposite to the first clutch 502, when the second clutch 602 works, the output shaft 601 can only be driven to rotate clockwise, and when the fifth gear 603 rotates anticlockwise, the second clutch 602 does not work, i.e. idles.

The application of one aspect of the embodiment is:

when the external power source drives the input shaft 401 to rotate anticlockwise, the first gear 402 is driven to rotate anticlockwise, the first gear 402 drives the fifth gear 603 to rotate clockwise, at this time, the second clutch 602 is in a working state, and the second clutch 602 drives the output shaft 601 to rotate clockwise; the first gear 402 rotates anticlockwise and drives the third gear 503 to rotate clockwise, and the first clutch 502 can only drive the connecting shaft 501 to rotate through anticlockwise rotation, so that the first clutch 502 can idle when rotating clockwise, and further the connecting shaft 501 and the output shaft 601 are not affected;

When the external power source drives the input shaft 401 to rotate clockwise, the first gear 402 is driven to rotate clockwise, the first gear 402 drives the third gear 503 to rotate anticlockwise, at this time, the first clutch 502 is in a working state, the first clutch 502 drives the connecting shaft 501 to rotate, the connecting shaft 501 drives the second gear 504 to rotate anticlockwise, the second gear 504 drives the fourth gear 604 to rotate clockwise, and the output shaft 601 is further driven to rotate clockwise, and due to the speed change effect caused by different diameters of gears in the speed change gear set 5, the rotating speed of the output shaft 601 is smaller than the rotating speed when the input shaft 401 rotates anticlockwise and the output shaft 601 is driven to rotate; the first gear 402 rotates clockwise and drives the fifth gear 603 to rotate counterclockwise, and the second clutch 602 can only drive the output shaft 601 to rotate through clockwise rotation, so that the second clutch 602 can idle when rotating counterclockwise, and therefore the output shaft 601 is not affected.

It should be noted that all the electric equipment related in the application can be powered by a storage battery or an external power supply.

Referring to fig. 3-4, the third gear 503 of the present embodiment is located directly above the second gear 504, and the diameter of the third gear 503 is larger than the diameter of the second gear 504. Gear four 604 is located directly above gear five 603, and the diameter of gear five 603 is greater than the diameter of gear four 604, the diameter of gear four 604 is greater than the diameter of gear two 504, and the diameter of gear one 402 is less than the diameters of gear three 503 and gear five 603. When the first gear 402 rotates clockwise, the first gear 402 drives the third gear 503 with a diameter larger than that of the first gear to rotate, meanwhile, the third gear 503 drives the second gear 504 with a diameter smaller than that of the third gear through the connecting shaft 501, and the second gear 504 drives the fourth gear 604 with a diameter larger than that of the fourth gear to rotate, so that the speed reduction effect of the output shaft 601 is realized through two times of gear conversion; when the first gear 402 rotates anticlockwise, the fifth gear 603 is directly driven to rotate clockwise, and the output shaft 601 rotates at the maximum rotation speed.

Referring to fig. 1, 2 and 5, a connection plate 101 is fixed to the upper side of a fixed disk 1 of the present embodiment, and upper ends of an input shaft 401 and an output shaft 601 are located above the connection plate 101. The lower side of the fixed disk 1 is welded with a shell 3, and gear sets of an input gear set 4, a speed change gear set 5 and an output gear set 6 are all positioned in the shell 3. A mounting plate 2 is fixed to the lower side of the housing 3, and the lower ends of the input shaft 401 and the connecting shaft 501 are rotatably connected to the mounting plate 2. The gear set is in a relatively sealed environment by the fixing disc 1, the shell 3 and the mounting plate 2, so that the running stability of the gear set is ensured.

The above embodiments may be combined with each other.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A box transmission structure comprising: the fixed disc (1) is characterized in that an input gear set (4), a speed change gear set (5) and an output gear set (6) are arranged on the fixed disc (1), and the input gear set (4), the speed change gear set (5) and the output gear set (6) are meshed with each other;

The input gear set (4) comprises an input shaft (401) rotatably connected to the fixed disc (1) and a first gear (402) fixed on the input shaft (401);

The speed change gear set (5) comprises a connecting shaft (501) rotationally connected to the fixed disc (1), a first clutch (502) and a second gear (504) which are arranged on the connecting shaft (501), and a third gear (503) fixed on the first clutch (502);

The output gear set (6) comprises an output shaft (601) rotationally connected to the fixed disc (1), a second clutch (602) and a fourth gear (604) which are arranged on the output shaft (601), and a fifth gear (603) fixed on the second clutch (602);

Gear one (402) is meshed with gear five (603) and gear three (503), and gear two (504) is meshed with gear four (604).

2. The case transmission structure according to claim 1, wherein the third gear (503) is located directly above the second gear (504), and the diameter of the third gear (503) is larger than the diameter of the second gear (504).

3. The case transmission structure according to claim 2, wherein the fourth gear (604) is located directly above the fifth gear (603), the fifth gear (603) has a diameter larger than the fourth gear (604), and the fourth gear (604) has a diameter larger than the second gear (504).

4. A box transmission structure according to claim 1, characterized in that the upper side of the fixed disc (1) is fixed with a connecting plate (101), and the upper ends of the input shaft (401) and the output shaft (601) are located on the upper side of the connecting plate (101).

5. The box transmission structure according to claim 1, wherein the lower side of the fixed disc (1) is welded with a housing (3), and the gear sets of the input gear set (4), the speed change gear set (5) and the output gear set (6) are all located in the housing (3).

6. A box transmission structure according to claim 5, characterized in that the lower side of the housing (3) is fixed with a mounting plate (2), and the lower ends of the input shaft (401) and the connecting shaft (501) are both rotatably connected to the mounting plate (2).

7. The case transmission structure according to claim 1, wherein the first clutch (502) and the second clutch (602) are one-way clutches.