Dual-output planetary gear reducer

Abstract

The utility model belongs to the technical field of speed reducers, and particularly relates to a double-output planetary gear speed reducer, which comprises a speed reducing mechanism arranged in a speed reducer shell, the speed reducing mechanism comprises an input shaft, two ends of the input shaft are rotatably connected with two ends of the inner wall of the speed reducer shell, and two ends of the input shaft are rotatably connected with two ends of the inner wall of the speed reducer shell. A reduction gear set is fixedly mounted on the outer wall of the input shaft; the telescopic rod is controlled to drive the supporting plate to move left and right, the supporting plate drives the rotating shaft to move left and right through the connecting frame, the rotating shaft is driven to rotate through the rotating shaft, a driven gear set is installed on the outer wall of the rotating shaft, and each set of gears of the driven gear set corresponds to one of the gears of the reduction gear set. And whether the first driven gear is connected with the first gear in a meshed mode or the third driven gear is connected with the third gear in a meshed mode is selected according to requirements, the speed reduction proportion is adjusted, the use range is widened, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of speed reducers, and specifically relates to a double-output planetary gear speed reducer. Background Art

[0002] The planetary gear speed reducer is a common speed reduction device, usually used in industrial machinery and automotive transmission systems. The traditional gear speed reducer usually has only a single output. Therefore, in some applications, multiple speed reducers are required to achieve multiple outputs. This method not only increases the cost but also occupies more space. At the same time, the reduction ratio cannot be adjusted when using the speed reducer, which narrows the scope of use. Moreover, in the traditional double-axis output, the reduction ratio of the output shaft is the same and constant, and cannot be adjusted according to requirements.

[0003] Therefore, we invented a double-output planetary gear speed reducer. Summary of the Utility Model

[0004] In view of the above and / or problems existing in the prior art of a double-output planetary gear speed reducer, the present utility model is proposed.

[0005] Therefore, the purpose of the present utility model is to provide a double-output gear speed reducer, which can solve the problems mentioned above that the existing gear speed reducer usually has only a single output. Therefore, in some applications, multiple speed reducers are required to achieve multiple outputs. This method not only increases the cost but also occupies more space. At the same time, the reduction ratio cannot be adjusted when using the speed reducer, which narrows the scope of use.

[0006] To solve the above technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

[0007] A double-output planetary gear speed reducer, which includes: a speed reduction mechanism installed in the speed reducer housing, and the speed reduction mechanism includes:

[0008] An input shaft, both ends of which are rotatably connected to both ends of the inner wall of the speed reducer housing, and a reduction gear set is fixedly installed on the outer wall of the input shaft; and

[0009] A rotating shaft, on the outer wall of which a driven gear set is installed, and each gear of the driven gear set corresponds to one of the multiple gears of the reduction gear set respectively.

[0010] As a preferred scheme of a double-output planetary gear speed reducer according to the present utility model, wherein: an adjustment mechanism is installed on the outer wall of the rotating shaft.

[0011] As a preferred scheme of a double-output planetary gear speed reducer according to the present utility model, wherein: the adjustment mechanism includes:

[0012] Connecting frame one, one end inner side of the connecting frame one is rotationally connected to the outer wall of the rotating shaft, and a support plate is connected to the other end inner side. A telescopic rod is fixedly connected between the outer side of the end of the support plate away from the rotating shaft and the inner wall of the reducer housing.

[0013] As a preferred solution of a double-output planetary gear reducer described in the present utility model, wherein: sliding sleeves are slidably connected to the outer walls at both ends of the rotating shaft. An output shaft is fixedly connected to one end of the sliding sleeve away from the rotating shaft. The outer wall of the output shaft is rotationally connected to the reducer housing. Chutes are opened on both sides of the inner wall of the sliding sleeve, and guide blocks are slidably connected to the inner walls of the chutes.

[0014] As a preferred solution of a double-output planetary gear reducer described in the present utility model, wherein: the driven gear set is driven gear one, driven gear two, and driven gear three. Telescopic structures are installed between both ends of the driven gear two and the driven gear one and the driven gear three respectively.

[0015] As a preferred solution of a double-output planetary gear reducer described in the present utility model, wherein: the telescopic structure includes:

[0016] Two sliding sleeves two, which are respectively fixedly connected to one ends of the driven gear one and the driven gear three close to the driven gear two. Chutes two are opened on both sides of the inner wall of the sliding sleeve two.

[0017] As a preferred solution of a double-output planetary gear reducer described in the present utility model, wherein: fixing rods are fixedly installed at both ends of the driven gear two. Guide blocks two are fixedly installed on both sides of the outer wall of the fixing rod. The guide blocks two are slidably connected to the inner walls of the chutes two. The outer wall of the fixing rod is slidably connected to the inner wall of the sliding sleeve two.

[0018] As a preferred solution of a double-output planetary gear reducer described in the present utility model, wherein: a connecting frame is rotationally connected to the outer wall of the fixing rod. One end of the connecting frame away from the connecting frame two is fixedly connected to the support plate. A telescopic rod two is installed between the outer side of the support plate and the inner side of the connecting frame one.

[0019] Compared with the prior art:

[0020] By controlling the telescopic rod to drive the support plate to move left and right, the support plate drives the rotating shaft to move left and right through the connecting frame, driving the meshing and separation of the driven gear two and the gear two. According to the needs, select whether to meshingly connect the driven gear one and the gear one or to meshingly connect the driven gear three and the gear three, adjust the reduction ratio, expand the usage range, and improve the efficiency. Description of the Drawings

[0021] Figure 1This is the front view of the present utility model;

[0022] Figure 2 This is the front view of the rotating shaft of the present utility model;

[0023] Figure 3 This is the top view of the meshing connection between the second gear of the reduction gear set and the second driven gear of the driven gear set of the present utility model;

[0024] Figure 4 This is the side view of the meshing connection between the second gear of the reduction gear set and the second driven gear of the driven gear set of the present utility model;

[0025] Figure 5 This is the cross-sectional view of the rotating shaft of the present utility model;

[0026] Figure 6 This is the present utility model Figure 5 The enlarged view of area A in it.

[0027] In the figure: reduction gearbox housing 1, input shaft 2, reduction gear set 3, first gear 301, second gear 302, third gear 303, driven gear set 4, first driven gear 401, second driven gear 402, third driven gear 403, rotating shaft 5, sliding sleeve 6, sliding groove 7, guiding block 8, output shaft 9, first connecting frame 10, support plate 11, telescopic rod 12, second telescopic rod 13, second sliding sleeve 14, second sliding groove 15, second guiding block 16, fixed rod 17, second connecting frame 18. Detailed implementation mode

[0028] To make the purpose, technical solution and advantages of the present utility model clearer, the following will further describe the implementation mode of the present utility model in detail with reference to the accompanying drawings.

[0029] Embodiment 1:

[0030] The present utility model provides a double-output planetary gear reducer, which has the advantages of convenient use, improved efficiency and expanded application range. Please refer to Figures 1-6 , including a reduction mechanism installed in the reduction gearbox housing 1. The reduction mechanism includes:

[0031] Input shaft 2, both ends of the input shaft 2 are rotatably connected to both ends of the inner wall of the reduction gearbox housing 1, and a reduction gear set 3 is fixedly installed on the outer wall of the input shaft 2; and a rotating shaft 5, a driven gear set 4 is installed on the outer wall of the rotating shaft 5, and each gear of the driven gear set 4 corresponds to one of the multiple gears of the reduction gear set 3 respectively;

[0032] An adjustment mechanism is installed on the outer wall of the rotating shaft 5; the adjustment mechanism includes: a first connecting frame 10, one end inner side of the first connecting frame 10 is rotatably connected to the outer wall of the rotating shaft 5, and the other end inner side is connected to a support plate 11. A telescopic rod 12 is fixedly connected between the outer side of the end of the support plate 11 far from the rotating shaft 5 and the inner wall of the reducer housing 1;

[0033] Sliding sleeves 6 are slidably connected to the outer walls at both ends of the rotating shaft 5. The end of the sliding sleeve 6 far from the rotating shaft 5 is fixedly connected to an output shaft 9. The outer wall of the output shaft 9 is rotatably connected to the reducer housing 1. Both sides of the inner wall of the sliding sleeve 6 are provided with chutes 7, and guide blocks 8 are slidably connected to the inner walls of the chutes 7.

[0034] In specific use, those skilled in the art fixedly connect one end of the input shaft 2 of the reducer housing 1 to the output end of the motor, drive the input shaft 2 to rotate through the motor, drive the first gear 301, the second gear 302, and the third gear 303 of the reduction gear set 3 to rotate through the input shaft 2, drive the driven gear two 402 to rotate through the second gear 302, thereby driving the rotating shaft 5 to rotate. The rotating shaft 5 drives the sliding sleeve 6 to rotate through the sliding connection between the guide block 8 and the inner wall of the chute 7, and drives the output shaft 9 to rotate through the sliding sleeve 6;

[0035] When the reduction ratio needs to be adjusted, turn off the motor, control the telescopic rod 12 to drive the support plate 11 to move left and right. The support plate 11 drives the rotating shaft 5 to move left and right through the first connecting frame 10, driving the meshing separation between the driven gear two 402 and the second gear 302. According to the needs, select whether to mesh and connect the driven gear one 401 with the first gear 301 or mesh and connect the driven gear three 403 with the third gear 303 to adjust the reduction ratio.

[0036] Embodiment 2:

[0037] The present utility model provides a double-output planetary gear reducer. Please refer to Figures 1-6 , the driven gear set 4 is a driven gear one 401, a driven gear two 402, and a driven gear three 403. Telescopic structures are installed between both ends of the driven gear two 402 and the driven gear one 401 and the driven gear three 403;

[0038] The telescopic structure includes: two sliding sleeves two 14, which are respectively fixedly connected to one ends of the driven gear one 401 and the driven gear three 403 close to the driven gear two 402. Both sides of the inner wall of the sliding sleeve two 14 are provided with chutes two 15, and the outer wall of the sliding sleeve two 14 is rotatably connected to the inner side of the first connecting frame 10;

[0039] Both ends of the driven gear two 402 are fixedly installed with fixing rods 17. Guide blocks two 16 are fixedly installed on both sides of the outer wall of the fixing rods 17. The guide blocks two 16 are slidably connected to the inner walls of the chutes two 15, and the outer wall of the fixing rods 17 is slidably connected to the inner wall of the sliding sleeve two 14;

[0040] The outer wall of the fixed rod 17 is rotatably connected with a second connecting frame 18. One end of the second connecting frame 18 away from the second connecting frame 18 is fixedly connected with the support plate 11. An extension rod two 13 is installed between the outside of the support plate 11 and the inside of the first connecting frame 10.

[0041] In specific use, those skilled in the art fixedly connect one end of the input shaft 2 of the reducer housing 1 with the output end of the motor, drive the input shaft 2 to rotate through the motor, drive the first gear 301, the second gear 302, and the third gear 303 of the reduction gear set 3 to rotate through the input shaft 2, drive the driven gear two 402 to rotate through the second gear 302, thereby driving the rotating shaft 5 to rotate. The rotating shaft 5 drives the sliding sleeve 6 to rotate through the sliding connection between the guiding block 8 and the inner wall of the sliding groove 7, and drives the output shaft 9 to rotate through the sliding sleeve 6;

[0042] When it is necessary to adjust the reduction ratio, turn off the motor, control the extension rod 12 to drive the support plate 11 to move left and right. The support plate 11 drives the rotating shaft 5 to move left and right through the first connecting frame 10, driving the meshing separation between the driven gear two 402 and the second gear 302. According to the requirement, select whether to mesh and connect the driven gear one 401 with the first gear 301 or mesh and connect the driven gear three 403 with the third gear 303 to adjust the reduction ratio;

[0043] When it is necessary to adjust the rotation speeds of the two output shafts 9 to be different, select to control one of the two extension rods two 13, drive one of the two first connecting frames 10 to move, drive the sliding sleeve two 14 to move through one first connecting frame 10, drive the guiding block two 16 fixed to the outer wall of the fixed rod 17 to separate from the sliding groove two 15 on the inner wall of the sliding sleeve two 14, and at the same time push the driven gear one 401 or the driven gear three 403 to mesh and connect with the first gear 301 or the third gear 303, so that the reduction ratios of the two output shafts 9 are different, expanding the scope of application and improving the efficiency.

[0044] Although the present invention has been described above with reference to the embodiments, various improvements can be made to it and its components can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the disclosed embodiments of the present invention can be combined with each other in any way. The exhaustive description of these combinations is not given in this specification only for the sake of saving space and resources. Therefore, the present invention is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A dual-output planetary gear reducer, comprising a reduction mechanism installed in a reducer housing (1), characterized in that: The deceleration mechanism comprises: An input shaft (2), the two ends of the input shaft (2) being rotatably connected to the two ends of the inner wall of the reducer housing (1), and a reduction gear set (3) being fixedly mounted on the outer wall of the input shaft (2); and A rotating shaft (5), the outer wall of which is mounted a driven gear set (4), each set of gears of the driven gear set (4) corresponding to one of the plurality of gears of the reduction gear set (3).

2. A dual-output planetary gear reducer according to claim 1, characterized in that: An adjustment mechanism is installed on the outer wall of the rotating shaft (5).

3. A dual-output planetary gear reducer according to claim 2, characterized in that: The regulating mechanism comprises: A connecting frame (10), wherein the inner side of one end of the connecting frame (10) is rotatably connected to the outer wall of the rotating shaft (5), and the inner side of the other end is connected to a support plate (11), and a telescopic rod (12) is fixedly connected between the outer side of one end of the support plate (11) away from the rotating shaft (5) and the inner wall of the reducer housing (1).

4. A dual-output planetary gear reducer according to claim 3, characterized in that: The outer walls at both ends of the rotating shaft (5) are slidably connected to a sliding sleeve (6), the end of the sliding sleeve (6) away from the rotating shaft (5) is fixedly connected to an output shaft (9), the outer wall of the output shaft (9) is rotatably connected to the reducer housing (1), and the inner wall of the sliding sleeve (6) is provided with a sliding groove (7) on both sides, and the inner wall of the sliding groove (7) is slidably connected to a guide block (8).

5. A dual-output planetary gear reducer according to claim 4, characterized in that: The driven gear set (4) comprises driven gear one (401), driven gear two (402) and driven gear three (403), and telescopic structures are installed between the two ends of the driven gear two (402) and the driven gear one (401) and the driven gear three (403).

6. A dual-output planetary gear reducer according to claim 5, characterized in that: The telescopic structure comprises: The second sliding sleeve (14) is provided with two groups, which are respectively fixedly connected to the driven gear one (401) and the driven gear three (403) at one end close to the driven gear two (402), and the inner wall of the second sliding sleeve (14) is provided with a second sliding groove (15) on both sides.

7. A dual-output planetary gear reducer according to claim 6, characterized in that: Both ends of the driven gear 2 (402) are fixedly mounted with fixing rods (17), both sides of the outer wall of the fixing rod (17) are fixedly mounted with guide blocks 2 (16), the guide blocks 2 (16) are slidably connected to the inner wall of the slide groove 2 (15), and the outer wall of the fixing rod (17) is slidably connected to the inner wall of the slide sleeve 2 (14).

8. A dual-output planetary gear reducer according to claim 7, characterized in that: The outer wall of the fixing rod (17) is rotatably connected to a second connecting frame (18); one end of the second connecting frame (18) away from the second connecting frame (18) is fixedly connected to the support plate (11); and a second telescopic rod (13) is installed between the outer side of the support plate (11) and the inner side of the first connecting frame (10).

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