Right-angle output type speed reducer

Abstract

The utility model discloses a right-angle output type speed reducer which comprises a box body, a shell is arranged on one side of the box body, a fixing structure is arranged on the shell and fixedly connected with the box body, and the right-angle output type speed reducer is characterized in that a rotating driving shaft is arranged in the box body, a first bevel gear is arranged on one side of the driving shaft, and a second bevel gear is arranged on the other side of the driving shaft. A first bevel gear is arranged in the box body, a second bevel gear is arranged on one side of the first bevel gear in a meshed mode, a third bevel gear is arranged on one side of the second bevel gear, the second bevel gear and the third bevel gear are in power connection through a transmission assembly, a first output shaft is arranged in the second bevel gear and the third bevel gear, and the first output shaft rotationally penetrates through the box body. Transmission is achieved through power connection of the motor output shaft and the driving shaft, the second output shaft and the first output shaft can rotate at the same time, the second output shaft and the first output shaft represent two sets of transmission ratios and torques respectively, and therefore the speed reducer can output power according to the two transmission ratios in the actual use process.

Description

Technical Field

[0001] The utility model relates to the technical field of reducers, in particular to a right-angle output type reducer. Background Art

[0002] The right-angle output reducer is generally provided with many meshing gear systems, and the gears cooperate with the corresponding transmission shafts to realize the right-angle transmission process. The disadvantage of the existing right-angle output reducer is that the torque is generally transmitted through only one output shaft inside the reducer, and the transmission ratio of the output shaft is fixed. In actual use, due to the different loads to be connected, the working pressure of the right-angle reducer will increase. Therefore, the existing method is to install right-angle output reducers with different transmission ratios to realize the transmission function. Therefore, a single right-angle output reducer in the prior art cannot have multiple output shafts and different transmission ratios, which is very inconvenient in actual use. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a right-angle output reducer, which can solve the above-mentioned problems in the existing technology.

[0004] The utility model is realized through the following technical scheme: a right-angle output reducer of the utility model comprises a casing, a shell is arranged on one side of the casing, a fixing structure is arranged on the shell and is connected and fixed to the casing, and is characterized in that a driving shaft rotating in the casing, a first bevel gear is arranged on one side of the driving shaft, a second bevel gear is meshed with one side of the first bevel gear, a third bevel gear is arranged on one side of the second bevel gear, the second bevel gear and the third bevel gear are dynamically connected through a transmission assembly, a first output shaft is arranged in the second bevel gear and the third bevel gear, the first output shaft rotates through the casing, a fourth bevel gear is meshed with one side of the third bevel gear, a second output shaft is arranged on one side of the fourth bevel gear, and the second output shaft rotates through the casing.

[0005] According to a further technical solution, a flange is provided on the outer surface of the box body.

[0006] According to a further technical solution, the transmission assembly includes an end shaft arranged on one side of the first output shaft, and a through hole is arranged in the third bevel gear, and the end shaft passes through the through hole.

[0007] According to a further technical solution, the second bevel gear is detachably connected to the end shaft, a first bolt is arranged in the second bevel gear, and the first bolt passes through the second bevel gear and is threadably connected and fixed to the end shaft.

[0008] According to a further technical solution, a second bolt is disposed in the third bevel gear, and the second bolt passes through the third bevel gear and is threadably connected and fixed to the first output shaft.

[0009] According to a further technical solution, a sleeve shaft is provided on one side of the second output shaft, an inner hole is provided in the fourth bevel gear, the sleeve shaft passes through the inner hole, and the fourth bevel gear abuts against one side of the second output shaft.

[0010] According to a further technical solution, a third bolt is disposed in the fourth bevel gear, and the third bolt passes through the fourth bevel gear and is threadably connected and fixed to the second output shaft.

[0011] According to a further technical solution, after the fourth bevel gear is installed on one side of the second output shaft, a clamp is provided on the outer surface of the sleeve shaft, and the clamp is pressed against the upper side of the fourth bevel gear.

[0012] According to a further technical solution, the fixing structure includes a convex strip arranged on the outer surface of the shell, a flange is arranged on one side of the convex strip, a fourth bolt is arranged in the convex strip and the flange, and the fourth bolt passes through the convex strip and the flange to be connected and fixed with the box body thread.

[0013] The beneficial effects of the utility model are:

[0014] 1. The reducer is set to have two transmission ratios and torque output modes, so that the first output shaft and the second output shaft can be connected to the load simultaneously or individually to achieve transmission of two transmission ratios and torques.

[0015] Second, the second bevel gear, the end shaft, the first output shaft and the third bevel gear are arranged to be detachably connected to facilitate installation of the second bevel gear and the third bevel gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] For ease of explanation, the present invention is described in detail by the following specific embodiments and drawings.

[0017] Figure 1 This is a schematic diagram of the overall structure of a right-angle output reducer of the utility model;

[0018] Figure 2 for Figure 1 The schematic diagram of the structure of the middle reducer from the top view;

[0019] Figure 3 for Figure 1 Schematic diagram of the rear structure of the middle reducer;

[0020] Figure 4 for Figure 1 Schematic diagram of the middle shell and the box body being separated;

[0021] Figure 5 for Figure 4 Schematic diagram of the internal structure of the medium reducer;

[0022] Figure 6 for Figure 5 Schematic diagram of the reducer from an upward perspective;

[0023] In the figure, the housing 11, the flange 12, the driving shaft 13, the second output shaft 14, the housing 15, the first output shaft 16, the flange 21, the convex strip 22, the sleeve shaft 31, the first bevel gear 32, the third bevel gear 33, the second bevel gear 34, the fourth bevel gear 35, the inner hole 41, the end shaft 42, and the through hole 43. DETAILED DESCRIPTION

[0024] like Figure 1-Figure 6 As shown, the utility model is described in detail. For the convenience of description, the directions mentioned below are defined as follows: the up, down, left, right, front and back directions mentioned below are Figure 1 The up, down, left, right, front and back directions of the projection relationship are consistent. A right-angle output reducer of the utility model includes a box body 15, a shell 11 is arranged on one side of the box body 15, a fixing structure is arranged on the shell body 11 and is detachably connected and fixed to the box body 15, a driving shaft 13 rotating in the box body 15, a first bevel gear 32 is arranged on one side of the driving shaft 13, a second bevel gear 34 is meshed with one side of the first bevel gear 32, a third bevel gear 33 is arranged on one side of the second bevel gear 34, the second bevel gear 34 and the third bevel gear 33 are connected in power through a transmission assembly, a first output shaft 16 is arranged in the second bevel gear 34 and the third bevel gear 33, the first output shaft 16 rotates through the box body 15, a fourth bevel gear 35 is meshed with one side of the third bevel gear 33, a second output shaft 14 is arranged on one side of the fourth bevel gear 35, and the second output shaft 14 rotates through the box body 15.

[0025] Advantageously, a flange 12 is disposed on the outer surface of the housing 15 , and the driving shaft 13 rotatably extends out from the inner side of the flange 12 .

[0026] Advantageously, in the specific setting, the transmission ratios between the first bevel gear 32 and the second bevel gear 34, and between the third bevel gear 33 and the fourth bevel gear 35 can be adjusted according to actual needs. The driving shaft 13 is used to connect the output shaft of the motor so that the first bevel gear 32 rotates and then drives the second bevel gear 34 and the first output shaft 16 to rotate. When the first output shaft 16 is connected to the load of the external space, the transmission ratio and torque between the first bevel gear 32 and the second bevel gear 34 can be transmitted. When the second output shaft 14 is connected to the load of the external space, the third bevel gear 33 and the fourth bevel gear 35 can be meshed, and the third bevel gear 33 rotates coaxially with the first output shaft 16, so as to realize the transmission ratio and torque between the first bevel gear 32 and the second bevel gear 34, and between the third bevel gear 33 and the fourth bevel gear 35.

[0027] Advantageously, the transmission assembly includes an end shaft 42 arranged on one side of the first output shaft 16, and the second bevel gear 34 is detachably connected to the end shaft 42. The detachable connection method is to set a first bolt in the second bevel gear 34, and the first bolt is passed through the second bevel gear 34 and is threadedly connected and fixed with the end shaft 42. A through hole 43 is set in the third bevel gear 33, and the end shaft 42 passes through the through hole 43. A second bolt is set in the third bevel gear 33, and the second bolt is passed through the third bevel gear 33 and is threadedly connected and fixed with the first output shaft 16.

[0028] Advantageously, a sleeve shaft 31 is provided on one side of the second output shaft 14, an inner hole 41 is provided in the fourth bevel gear 35, after the sleeve shaft 31 passes through the inner hole 41, the fourth bevel gear 35 is pressed against one side of the second output shaft 14, a third bolt is provided in the fourth bevel gear 35, and the third bolt is passed through the fourth bevel gear 35 and is threadedly connected and fixed to the second output shaft 14.

[0029] Advantageously, after the fourth bevel gear 35 is installed on one side of the second output shaft 14 , a clamp is provided on the outer surface of the sleeve shaft 31 , and the clamp is pressed against the upper side of the fourth bevel gear 35 .

[0030] Advantageously, the fixing structure includes a ridge 22 disposed on the outer surface of the shell 11, a flange 21 is disposed on one side of the ridge 22, and a fourth bolt is disposed in the ridge 22 and the flange 21, so that the fourth bolt passes through the ridge 22 and the flange 21 and is threadedly connected and fixed with the box body 15.

[0031] The reducer installs the motor through the flange 12, and realizes the transmission function of the entire reducer through the power connection between the motor output shaft and the driving shaft 13, and the second output shaft 14 and the first output shaft 16 can rotate simultaneously, and the second output shaft 14 and the first output shaft 16 respectively represent two sets of transmission ratios and torques, so that the reducer can output power according to two transmission ratios in actual use.

[0032] After the driving shaft 13 rotates, it drives the first bevel gear 32 to rotate. After the first bevel gear 32 is meshed with the second bevel gear 34, the third bevel gear 33 is rotated under the action of the end shaft 42, the first output shaft 16 and the third bevel gear 33. Since the third bevel gear 33 is meshed with the fourth bevel gear 35, the fourth bevel gear 35, the sleeve shaft 31 and the second output shaft 14 are rotated. The first output shaft 16 and the second output shaft 14 can be connected to external loads separately or simultaneously to realize two output modes with different transmission ratios and torques.

[0033] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A right-angle output reducer, comprising a housing (15), a shell (11) being arranged on one side of the housing (15), a fixing structure being arranged on the shell (11) and connected and fixed to the housing (15), characterized in that: A driving shaft (13) rotates in the housing (15), a first bevel gear (32) is arranged on one side of the driving shaft (13), a second bevel gear (34) is meshed with one side of the first bevel gear (32), a third bevel gear (33) is arranged on one side of the second bevel gear (34), the second bevel gear (34) and the third bevel gear (33) are connected in power via a transmission assembly, a first output shaft (16) is arranged in the second bevel gear (34) and the third bevel gear (33), the first output shaft (16) rotatably passes through the housing (15), a fourth bevel gear (35) is meshed with one side of the third bevel gear (33), a second output shaft (14) is arranged on one side of the fourth bevel gear (35), the second output shaft (14) rotatably passes through the housing (15).

2. A right-angle output reducer according to claim 1, characterized in that: The outer surface of the box body (15) is provided with a flange (12).

3. A right angle output reducer according to claim 1, characterized in that: The transmission assembly comprises an end shaft (42) arranged on one side of the first output shaft (16); a through hole (43) is arranged in the third bevel gear (33); and the end shaft (42) passes through the through hole (43).

4. A right-angle output reducer according to claim 3, characterized in that: The second bevel gear (34) is detachably connected to the end shaft (42); a first bolt is arranged in the second bevel gear (34); the first bolt passes through the second bevel gear (34) and is threadably connected and fixed to the end shaft (42).

5. A right angle output reducer according to claim 4, characterized in that: A second bolt is arranged in the third bevel gear (33), and the second bolt passes through the third bevel gear (33) and is threadably connected and fixed to the first output shaft (16).

6. A right angle output reducer according to claim 4, characterized in that: A sleeve shaft (31) is provided on one side of the second output shaft (14), an inner hole (41) is provided in the fourth bevel gear (35), the sleeve shaft (31) passes through the inner hole (41), and the fourth bevel gear (35) abuts against one side of the second output shaft (14).

7. A right angle output reducer according to claim 6, characterized in that: A third bolt is arranged in the fourth bevel gear (35), and the third bolt passes through the fourth bevel gear (35) and is threadably connected and fixed to the second output shaft (14).

8. A right angle output reducer according to claim 7, characterized in that: After the fourth bevel gear (35) is installed on one side of the second output shaft (14), a clamp is provided on the outer surface of the sleeve shaft (31), and the clamp is pressed against the upper side of the fourth bevel gear (35).

9. A right-angle output reducer according to any one of claims 1 to 8, characterized in that: The fixing structure comprises a convex strip (22) arranged on the outside of the shell (11), a flange (21) being arranged on one side of the convex strip (22), a fourth bolt being arranged in the convex strip (22) and the flange (21), and the fourth bolt passing through the convex strip (22) and the flange (21) and then being threadedly matched with the box body (15) for fixing.

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