CN215378679U

CN215378679U - Symmetrical shaft helical gear speed reduction motor convenient to assemble and maintain

Info

Publication number: CN215378679U
Application number: CN202121781271.7U
Authority: CN
Inventors: 金琼华; 陈华
Original assignee: Lenz Shanghai Transmission System Co ltd
Current assignee: Lenz Shanghai Transmission System Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-12-31
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a symmetrical shaft helical gear speed reducing motor convenient to assemble and maintain, which comprises a base and four supporting blocks, wherein a motor is fixedly inserted into the upper end of the base, a rotating shaft is fixedly installed at the output end of the motor, four supporting blocks are arranged, an assembling device is fixedly installed at the upper ends of the four supporting blocks together, the rotating shaft is movably inserted into the assembling device, a speed reducing device is fixedly installed at the front end of the rotating shaft, a supporting device is movably inserted into the middle of the outer surface of the speed reducing device, a connecting shaft is fixedly installed at the front end of the speed reducing device, and the connecting shaft is movably inserted into the assembling device. According to the symmetrical-axis helical gear speed reducing motor convenient to assemble and maintain, the assembling and disassembling efficiency of the speed reducing motor is improved through the assembling device, the overhauling efficiency of the speed reducing motor is also improved, the speed reducing effect of the speed reducing motor is improved through the speed reducing device, and the service life of the speed reducing motor is also prolonged.

Description

Symmetrical shaft helical gear speed reduction motor convenient to assemble and maintain

Technical Field

The utility model relates to the technical field of motors, in particular to a symmetrical shaft helical gear speed reducing motor convenient to assemble and maintain.

Background

The speed reducing motor is an integrated body of a speed reducer and a motor, and the integrated body can be also called as a gear motor or a gear motor. Generally, a professional reducer production plant performs integrated assembly and then supplies the assembled products in a set. The speed reducing motor is widely applied to the steel industry, the mechanical industry and the like. The advantage of using a gear motor is a simplified design and space saving. 1. Most of the existing speed reducer protective cases are of an integrated fixed structure, when the speed reducer motor needs to be assembled and maintained, the speed reducer motor needs to be integrally disassembled, the disassembly and assembly efficiency of the speed reducer motor is low, and the maintenance efficiency of the speed reducer motor is also influenced; 2. the existing speed reducing motor helical gear has the advantages of stable transmission, small impact, vibration and noise and the like, so the speed reducing motor helical gear is widely used in high-speed heavy-load occasions, but the single helical gear enables the single end of a gear shaft to be stressed, so that the stress of the gear shaft is uneven, the speed reducing effect of the speed reducing motor is influenced, the gear shaft can be greatly abraded, and the service life of the speed reducing motor is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a symmetrical shaft helical gear speed reducing motor convenient to assemble and maintain, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a symmetry axis helical gear motor convenient to assembly is maintained, includes base and supporting shoe, the base upper end alternates fixed mounting and has the motor, motor output end fixed mounting has the pivot, the supporting shoe is provided with four, four the common fixed mounting in supporting shoe upper end has assembly quality, pivot and assembly quality alternate swing joint, pivot front end fixed mounting has decelerator, decelerator surface middle part alternates movable mounting has strutting arrangement, decelerator front end fixed mounting has the connecting axle, the connecting axle alternates swing joint with assembly quality.

Preferably, assembly quality includes right casing and left casing, the equal fixed mounting in right side casing front end and rear end has two mounts, four the equal threaded connection in one end that right casing was kept away from to the mount has two fixed screws, the equal fixed mounting in left side casing front end and rear end has two connecting plates, four two screw holes have all been opened to the connecting plate rear end, right side casing is through four mounts and left casing fixed connection, right side casing and left casing fixed mounting are in four supporting shoe upper ends.

Preferably, decelerator includes a gear shaft and No. two gear shafts, a gear shaft front end alternates fixed mounting and has No. two gears, a gear shaft rear end alternates fixed mounting and has a gear, No. two gear shaft front ends alternate fixed mounting and has No. four gears, No. two gear shaft rear ends alternate fixed mounting and has No. three gears, a gear is connected with No. three gear engagement, No. two gears are connected with No. four gear engagement, No. two gear shaft fixed mounting is at the pivot front end, a gear shaft and No. two gear shafts all are located right casing and left casing.

Preferably, strutting arrangement includes the fixed block, fixed block upper end fixed mounting has the connecting block, the fixed block right-hand member alternates fixed mounting and has the support ring No. one, the fixed block left end alternates fixed mounting and has the support ring No. two, support ring and gear shaft alternate swing joint No. one, No. two support rings alternate swing joint with No. two gear shafts, the fixed block passes through connecting block fixed mounting in right casing.

Preferably, the connecting plate is consistent with the fixing frame in size and corresponding to the fixing frame in position.

Preferably, the four supporting blocks are distributed in a bilaterally symmetrical mode in pairs, and the four supporting blocks are fixedly installed below the right shell and the left shell in pairs respectively.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the symmetrical-axis helical gear speed reducing motor convenient to assemble and maintain, the left shell on the assembling device is connected with the fixing frame on the right shell in an inserting mode through the connecting plate on the left shell, and then the fixing screws on the fixing frame are rotated to be connected with the screw holes, so that the right shell is connected with the left shell.

According to the symmetrical-shaft helical gear speed reducing motor convenient to assemble and maintain, the motor drives the second gear shaft on the speed reducing device, the third gear and the fourth gear on the second gear shaft are respectively meshed with the first gear and the second gear on the first gear shaft, and the four gears drive the two gear shafts, so that the stress is uniform when the gear shafts rotate, the speed reducing effect of the speed reducing motor is improved, and the service life of the speed reducing motor is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of a symmetrical helical gear reduction motor convenient for assembly and maintenance according to the present invention;

FIG. 2 is a schematic diagram of the overall structure of an assembling device of a symmetrical helical gear speed reducing motor for easy assembly and maintenance according to the present invention;

FIG. 3 is a schematic diagram of the overall structure of the reduction gear of the symmetrical helical gear reduction motor convenient for assembly and maintenance according to the present invention;

fig. 4 is a schematic view of the overall structure of a supporting device of a symmetrical-axis helical gear speed reduction motor convenient for assembly and maintenance according to the present invention.

In the figure: 1. a base; 2. an assembly device; 3. a reduction gear; 4. a support device; 5. a motor; 6. a rotating shaft; 7. a support block; 8. a connecting shaft; 20. a right housing; 21. a left housing; 22. a fixed mount; 23. fixing screws; 24. a connecting plate; 25. a screw hole; 30. a first gear shaft; 31. a second gear shaft; 32. a first gear; 33. a second gear; 34. a third gear; 35. a fourth gear; 40. a fixed block; 41. connecting blocks; 42. a first support ring; 43. support ring II.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a symmetry axis helical gear reducing motor convenient to assembly maintenance, including base 1 and supporting shoe 7, base 1 upper end interlude fixed mounting has motor 5, motor 5 output fixed mounting has pivot 6, supporting shoe 7 is provided with four, the common fixed mounting of four supporting shoe 7 upper ends has assembly quality 2, pivot 6 and assembly quality 2 interlude swing joint, 6 front end fixed mounting of pivot has

decelerator

3, 3 surface middle parts of decelerator interlude swing joint have strutting arrangement 4, 3 front end fixed mounting of decelerator has connecting axle 8, connecting axle 8 and assembly quality 2 interlude swing joint.

The assembling device 2 comprises a right shell 20 and a left shell 21, two fixing frames 22 are fixedly installed at the front end and the rear end of the right shell 20, two fixing screws 23 are connected to one ends, far away from the right shell 20, of the four fixing frames 22 in a threaded manner, two connecting plates 24 are fixedly installed at the front end and the rear end of the left shell 21, two screw holes 25 are formed in the rear ends of the four connecting plates 24, the right shell 20 is fixedly connected with the left shell 21 through the four fixing frames 22, the right shell 20 and the left shell 21 are fixedly installed at the upper ends of the four supporting blocks 7, the connecting plates 24 on the left shell 21 are connected with the fixing frames 22 on the right shell 20 in a penetrating manner, the fixing screws 23 on the fixing frames 22 are rotated to be connected with the screw holes 25, and therefore the right shell 20 is connected with the left shell 21; the speed reducer 3 comprises a first gear shaft 30 and a second gear shaft 31, a second gear 33 is fixedly installed at the front end of the first gear shaft 30 in an inserting mode, a first gear 32 is fixedly installed at the rear end of the first gear shaft 30 in an inserting mode, a fourth gear 35 is fixedly installed at the front end of the second gear shaft 31 in an inserting mode, a third gear 34 is fixedly installed at the rear end of the second gear shaft 31 in an inserting mode, the first gear 32 is meshed with the third gear 34, the second gear 33 is meshed with the fourth gear 35, the second gear shaft 31 is fixedly installed at the front end of the rotating shaft 6, the first gear shaft 30 and the second gear shaft 31 are both located in the right shell 20 and the left shell 21, the third gear 34 and the fourth gear 35 on the second gear shaft 31 are respectively meshed with the first gear 32 and the second gear 33 on the first gear shaft 30, and the two gear shafts are driven by the four gears, so that the stress is uniform when the gear shafts rotate; the supporting device 4 comprises a fixing block 40, a connecting block 41 is fixedly installed at the upper end of the fixing block 40, a first supporting ring 42 is fixedly installed at the right end of the fixing block 40 in an inserting manner, a second supporting ring 43 is fixedly installed at the left end of the fixing block 40 in an inserting manner, the first supporting ring 42 is movably connected with the first gear shaft 30 in an inserting manner, the second supporting ring 43 is movably connected with the second gear shaft 31 in an inserting manner, the fixing block 40 is fixedly installed in the right shell 20 through the connecting block 41, and the two gear shafts are supported through the first supporting ring 42 and the second supporting ring 43, so that the two gear shafts are fixed in the right shell 20 and the left shell 21; the connecting plate 24 and the fixing frame 22 have the same size and the positions correspond to each other; the four supporting blocks 7 are symmetrically distributed in pairs left and right, and the four supporting blocks 7 are fixedly arranged below the right shell 20 and the left shell 21 in pairs respectively.

It should be noted that the present invention is a symmetrical axis helical gear speed reducing motor convenient for assembly and maintenance, which is connected with a required speed reducing device through a connecting shaft 8, and then drives a second gear shaft 31 on a speed reducing device 3 to rotate through a motor 5, a third gear 34 and a fourth gear 35 on the second gear shaft 31 are respectively meshed with a first gear 32 and a second gear 33 on a first gear shaft 30, and the two gear shafts are driven through four gears, so that the two gear shafts are uniformly stressed when rotating, thereby not only improving the speed reducing effect of the speed reducing motor, but also prolonging the service life of the speed reducing motor, and at the same time, the left shell 21 on an assembly device 2 is penetrated and connected with a fixed frame 22 on a right shell 20 through a connecting plate 24 thereon, and then a fixing screw 23 on the fixed frame 22 is rotated to be connected with a screw hole 25, thereby connecting the right shell 20 and the left shell 21, when the gear motor needs to be disassembled for assembly and maintenance, only the fixing screw 23 needs to be rotated, so that the disassembly and assembly efficiency and the maintenance efficiency of the gear motor are improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a symmetry axis helical gear reduction motor convenient to assembly is maintained, includes base (1) and supporting shoe (7), its characterized in that: base (1) upper end interlude fixed mounting has motor (5), motor (5) output end fixed mounting has pivot (6), supporting shoe (7) are provided with four, four the common fixed mounting in supporting shoe (7) upper end has assembly quality (2), pivot (6) and assembly quality (2) interlude swing joint, pivot (6) front end fixed mounting has decelerator (3), decelerator (3) surface middle part interlude swing joint has strutting arrangement (4), decelerator (3) front end fixed mounting has connecting axle (8), connecting axle (8) and assembly quality (2) interlude swing joint.

2. The bevel gear reduction motor of claim 1, wherein said motor is characterized by: assembly quality (2) are including right casing (20) and left casing (21), the equal fixed mounting of right side casing (20) front end and rear end has two mount (22), four the equal threaded connection of one end that right casing (20) was kept away from in mount (22) has two set screws (23), the equal fixed mounting of left side casing (21) front end and rear end has two connecting plates (24), four two screw holes (25) have all been opened to connecting plate (24) rear end, right side casing (20) are through four mount (22) and left casing (21) fixed connection, right side casing (20) and left casing (21) fixed mounting are in four supporting shoe (7) upper ends.

3. The bevel gear reduction motor of claim 1, wherein said motor is characterized by: reduction gear (3) are including a gear shaft (30) and No. two gear shafts (31), a gear shaft (30) front end alternates fixed mounting has No. two gears (33), a gear shaft (30) rear end alternates fixed mounting has a gear (32), No. two gear shaft (31) front end alternates fixed mounting has No. four gears (35), No. two gear shaft (31) rear end alternates fixed mounting has No. three gears (34), a gear (32) is connected with No. three gears (34) meshing, No. two gears (33) are connected with No. four gears (35) meshing, No. two gear shaft (31) fixed mounting is in pivot (6) front end, a gear shaft (30) and No. two gear shaft (31) all are located right casing (20) and left casing (21).

4. The bevel gear reduction motor of claim 1, wherein said motor is characterized by: strutting arrangement (4) are including fixed block (40), fixed block (40) upper end fixed mounting has connecting block (41), fixed block (40) right-hand member alternates fixed mounting has support ring (42) No. one, fixed block (40) left end alternates fixed mounting has support ring (43) No. two, support ring (42) and gear shaft (30) alternate swing joint, support ring (43) and gear shaft (31) No. two alternate swing joint, fixed block (40) pass through connecting block (41) fixed mounting in right casing (20).

5. The bevel gear reduction motor of claim 2, wherein the bevel gear reduction motor is characterized in that: the connecting plate (24) and the fixing frame (22) are consistent in size and correspond in position.

6. The bevel gear reduction motor of claim 2, wherein the bevel gear reduction motor is characterized in that: the four supporting blocks (7) are symmetrically distributed in a left-right mode in pairs, and the four supporting blocks (7) are fixedly installed below the right shell (20) and the left shell (21) in pairs respectively.