阅读说明：本技术 一种电动抹光机变速箱 (Gearbox of electric troweling machine ) 是由 颜文波 于 2021-09-23 设计创作，主要内容包括：本发明公开了一种电动抹光机变速箱,涉及抹光机技术领域,包括变速箱上座和变速箱下座,变速箱上座和变速箱下座之间设置有从动机构、主动机构和传动机构。本发明设计结构合理,它能够通过电机轴带动主动斜齿轮进行旋转,使得主动斜齿轮将带动第四传动斜齿轮旋转,接着第三传动斜齿轮将一同旋转并带动第二传动斜齿轮旋转,最终利用第一传动斜齿轮的旋转将带动从动斜齿轮旋转,取代了原有的蜗轮蜗杆传动的方式,使其转速更加均匀,更具有可调性,且该传动方式能够降低损耗,并提高了变速箱的使用寿命,同时,该变速箱整体的安全性也相较于汽油机更加稳定,由原有的汽油机驱动更换为电动驱动,节省了使用成本,具有节能的特点。(The invention discloses a gearbox of an electric troweling machine, which relates to the technical field of troweling machines and comprises a gearbox upper seat and a gearbox lower seat, wherein a driven mechanism, a driving mechanism and a transmission mechanism are arranged between the gearbox upper seat and the gearbox lower seat. The invention has reasonable design and structure, can drive the driving bevel gear to rotate through the motor shaft, so that the driving bevel gear can drive the fourth transmission bevel gear to rotate, then the third transmission bevel gear can rotate together and drive the second transmission bevel gear to rotate, and finally the driven bevel gear can be driven to rotate by utilizing the rotation of the first transmission bevel gear.)

1. The utility model provides an electronic troweling machine gearbox, includes gearbox seat of honour (1) and gearbox lower seat (2), its characterized in that: a driven mechanism (3), a driving mechanism (4) and a transmission mechanism (5) are arranged between the upper gearbox seat (1) and the lower gearbox seat (2), and the transmission mechanism (5) is arranged between the driven mechanism (3) and the driving mechanism (4).

2. The gearbox of electric troweling machine according to claim 1, characterized in that: driven mechanism (3) include transmission shaft (31), driven helical gear (32) and cutting ferrule (33), transmission shaft (31) rotate to be connected in the inside of gearbox upper bracket (1), draw-in groove (34) of circumference array are seted up to the surface of transmission shaft (31), the surface of transmission shaft (31) is equipped with driven helical gear (32) through draw-in groove (34), cutting ferrule (33) fixed connection is in the bottom surface of driven helical gear (32), and the inner wall looks adaptation of transmission shaft (31) and cutting ferrule (33), the bottom of cutting ferrule (33) is rotated and is connected in the inner wall of gearbox lower bracket (2).

3. The gearbox of electric troweling machine according to claim 1, characterized in that: the driving mechanism (4) comprises a motor shaft (41) and a driving bevel gear (42), the top end of the motor shaft (41) is rotatably connected with the inner wall of the upper gearbox seat (1), the bottom end of the motor shaft (41) penetrates through the lower gearbox seat (2) and extends to the outside of the lower gearbox seat (2), the outer surface of the motor shaft (41) is rotatably connected with the inside of the lower gearbox seat (2), and the driving bevel gear (42) is fixedly connected to the outer surface of the motor shaft (41).

4. An electric trowel gearbox according to claim 2 or 3, characterized in that: the transmission mechanism (5) comprises a first rotating shaft (51), a first transmission helical gear (52), a second transmission helical gear (53), a third transmission helical gear (54), a fourth transmission helical gear (55) and a second rotating shaft (56), wherein the two ends of the first rotating shaft (51) and the second rotating shaft (56) are respectively and rotatably connected to the inner wall of the upper gearbox seat (1) and the inner wall of the lower gearbox seat (2), the first transmission helical gear (52) and the second transmission helical gear (53) are fixedly connected to the outer surface of the first rotating shaft (51), the first transmission helical gear (52) is meshed with the driven helical gear (32), the second transmission helical gear (53) is positioned above the first transmission helical gear (52), the fourth transmission helical gear (55) and the third transmission helical gear (54) are fixedly connected to the outer surface of the second rotating shaft (56), and the fourth transmission bevel gear (55) is positioned below the third transmission bevel gear (54) and between the second transmission bevel gear (53) and the first transmission bevel gear (52), the third transmission bevel gear (54) is meshed with the second transmission bevel gear (53), and the fourth transmission bevel gear (55) is meshed with the driving bevel gear (42).

5. The gearbox of electric troweling machine according to claim 1, characterized in that: the outer surface of the third transmission bevel gear (54) is provided with a circumferential array of notches (57).

Technical Field

The invention relates to the technical field of troweling machines, in particular to a gearbox of an electric troweling machine.

Background

The troweling machine is also called as a light collecting machine, and the main structure of the troweling machine is a troweling knife rotor driven by a gasoline engine, and a troweling knife is arranged on the bottom surface of a cross in the middle of the rotor. The oblique direction of the spatula is consistent with the rotating direction of the rotor, and the gasoline engine drives the triangular belt to rotate the spatula rotor. When the electric torch is operated, the electric torch is fired, the control handle is held, the two electric torch are pushed forwards together to move forwards, and the two electric torch are pulled backwards together to move backwards.

The existing troweling machine gearbox is usually driven by a gasoline engine, gasoline needs to be added when the troweling machine gearbox is used, so that the use cost of the gearbox is increased, the interior of the troweling machine gearbox is usually driven by a worm gear, the wear transmission mode easily causes the uneven rotating speed of the gearbox, and the problem of large loss exists, so that the service life of the gearbox is shortened. Therefore, the gearbox of the electric troweling machine is provided to solve the problems.

Disclosure of Invention

One) technical problem to be solved

The invention aims to make up the defects of the prior art and provides a gearbox of an electric troweling machine.

II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electronic smoothing machine gearbox, includes that gearbox seat of honour and gearbox are lower, is provided with follower, drive mechanism and drive mechanism between gearbox seat of honour and the gearbox seat of honour, and drive mechanism sets up between follower and drive mechanism.

Further, follower includes transmission shaft, driven helical gear and cutting ferrule, and the transmission shaft rotates to be connected in the inside of gearbox upper seat, and the draw-in groove of circumference array is seted up to the surface of transmission shaft, and the surface of transmission shaft is equipped with driven helical gear through the draw-in groove, cutting ferrule fixed connection in the bottom surface of driven helical gear, and the inner wall looks adaptation of transmission shaft and cutting ferrule, the bottom of cutting ferrule rotates the inner wall of connecting under the gearbox.

Furthermore, the driving mechanism comprises a motor shaft and a driving bevel gear, the top end of the motor shaft is rotatably connected with the inner wall of the upper gearbox seat, the bottom end of the motor shaft penetrates through the lower gearbox seat and extends to the outside of the lower gearbox seat, the outer surface of the motor shaft is rotatably connected with the inside of the lower gearbox seat, and the driving bevel gear is fixedly connected to the outer surface of the motor shaft.

Furthermore, the transmission mechanism comprises a first rotating shaft, a first transmission helical gear, a second transmission helical gear, a third transmission helical gear, a fourth transmission helical gear and a second rotating shaft, two ends of the first rotating shaft and two ends of the second rotating shaft are respectively and rotatably connected with the inner wall of the upper seat of the gearbox and the inner wall of the lower seat of the gearbox, the first transmission helical gear and the second transmission helical gear are both fixedly connected with the outer surface of the first rotating shaft, the first transmission helical gear is meshed with the driven helical gear, the second transmission helical gear is positioned above the first transmission helical gear, the fourth transmission helical gear and the third transmission helical gear are both fixedly connected with the outer surface of the second rotating shaft, and the fourth transmission helical gear is positioned below the third transmission helical gear and between the second transmission helical gear and the first transmission helical gear, the third transmission helical gear is meshed with the second transmission helical gear, and the fourth transmission helical gear is meshed with the driving helical gear.

Furthermore, the outer surface of the third transmission bevel gear is provided with a circumferential array of notches.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this electronic troweling machine gearbox possesses following beneficial effect:

the invention can drive the driving bevel gear to rotate through the motor shaft under the matching arrangement of the driven mechanism, the driving mechanism and the transmission mechanism, so that the driving bevel gear can drive the fourth transmission bevel gear to rotate, then the third transmission bevel gear can rotate together and drive the second transmission bevel gear to rotate, and finally the driven bevel gear can be driven to rotate by the rotation of the first transmission bevel gear.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic bottom cross-sectional view of the present invention;

FIG. 4 is a schematic top cross-sectional view of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. a gearbox upper seat; 2. a lower seat of the gearbox; 3. a driven mechanism; 31. a drive shaft; 32. a driven helical gear; 33. a card sleeve; 34. a card slot; 4. an active mechanism; 41. a motor shaft; 42. a driving bevel gear; 5. a transmission mechanism; 51. a first rotating shaft; 52. a first drive bevel gear; 53. a second drive bevel gear; 54. a third drive bevel gear; 55. a fourth drive bevel gear; 56. a second rotating shaft; 57. and (6) cutting.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a technical solution: a gearbox of an electric troweling machine comprises a gearbox upper seat 1 and a gearbox lower seat 2, wherein the gearbox upper seat 1 is connected with the gearbox lower seat 2 through a bolt component, so that noise can be effectively reduced by the gearbox upper seat 1 and the gearbox lower seat 2, a driven mechanism 3, a driving mechanism 4 and a transmission mechanism 5 are arranged between the gearbox upper seat 1 and the gearbox lower seat 2, the transmission mechanism 5 is arranged between the driven mechanism 3 and the driving mechanism 4, the driven mechanism 3 comprises a transmission shaft 31, a driven helical gear 32 and a clamping sleeve 33, the transmission shaft 31 is rotatably connected inside the gearbox upper seat 1, the bottom end of the transmission shaft 31 is close to the inner wall of the gearbox lower seat 2, a circumferential array of clamping grooves 34 are formed in the outer surface of the transmission shaft 31, the driven helical gear 32 is assembled on the outer surface of the transmission shaft 31 through the clamping grooves 34, and the whole clamping grooves 34 are in a shape with a fine lower part and a thick upper part, can make the top of draw-in groove 34 can carry on spacingly to driven helical gear 32, avoid driven helical gear 32 to upwards move when the operation, also be convenient for simultaneously be connected between driven helical gear 32 and the transmission shaft 31, it is more convenient during the installation, cutting ferrule 33 fixed connection is in driven helical gear 32's bottom surface, and the inner wall looks adaptation of transmission shaft 31 and cutting ferrule 33, make cutting ferrule 33 establish the surface at transmission shaft 31 with the cover, and make cutting ferrule 33 and draw-in groove 34 looks joint, the bottom of cutting ferrule 33 is rotated and is connected in the inner wall of gearbox lower base 2.

The driving mechanism 4 comprises a motor shaft 41 and a driving bevel gear 42, the top end of the motor shaft 41 is rotatably connected with the inner wall of the upper gearbox seat 1, the bottom end of the motor shaft 41 penetrates through the lower gearbox seat 2 and extends to the outside of the lower gearbox seat 2, the outer surface of the motor shaft 41 is rotatably connected with the inside of the lower gearbox seat 2, the driving bevel gear 42 is fixedly connected with the outer surface of the motor shaft 41, the transmission mechanism 5 comprises a first rotating shaft 51, a first transmission bevel gear 52, a second transmission bevel gear 53, a third transmission bevel gear 54, a fourth transmission bevel gear 55 and a second rotating shaft 56, the two ends of the first rotating shaft 51 and the second rotating shaft 56 are respectively rotatably connected with the inner wall of the upper gearbox seat 1 and the inner wall of the lower gearbox seat 2, and the first rotating shaft 51 and the second rotating shaft 56 can be rapidly inserted into bearings in the upper gearbox seat 1 and the lower gearbox seat 2 so as to facilitate the installation of the transmission mechanism 5, the first transmission bevel gear 52 and the second transmission bevel gear 53 are both fixedly connected to the outer surface of the first rotating shaft 51, the first transmission bevel gear 52 is meshed with the driven bevel gear 32, and the meshing tightness during transmission can be ensured under the meshing of the first transmission bevel gear 52 and the driven bevel gear 32.

The second transmission bevel gear 53 is located above the first transmission bevel gear 52, the fourth transmission bevel gear 55 and the third transmission bevel gear 54 are both fixedly connected to the outer surface of the second rotating shaft 56, the fourth transmission bevel gear 55 is located below the third transmission bevel gear 54 and between the second transmission bevel gear 53 and the first transmission bevel gear 52, the size of the first transmission bevel gear 52 is smaller than that of the fourth transmission bevel gear 55, the second rotating shaft 56 can be conveniently installed, so that the third transmission bevel gear 54 can be conveniently meshed with the second transmission bevel gear 53, the effect of quick installation is achieved, the third transmission bevel gear 54 is meshed with the second transmission bevel gear 53, the fourth transmission bevel gear 55 is meshed with the driving bevel gear 42, the outer surface of the third transmission bevel gear 54 is provided with a circumferential array of notches 57, so that the rack on the outer surface of the third transmission bevel gear 54 is in a shape with a narrow top and a wide bottom, further improving the meshing strength between the second transmission helical gear 53 and the third transmission helical gear 54, enabling the motor shaft 41 to drive the driving helical gear 42 to rotate under the matching arrangement of the above structures, enabling the driving helical gear 42 to drive the fourth transmission helical gear 55 to rotate, then enabling the third transmission helical gear 54 to rotate together and drive the second transmission helical gear 53 to rotate, and finally utilizing the rotation of the first transmission helical gear 52 to drive the driven helical gear 32 to rotate, replacing the original worm and gear transmission mode through the matching arrangement of the above structures, enabling the transmission rotating speed to be more uniform and more adjustable, and the gear transmission mode has the characteristic of small loss, and improving the service life of the gearbox, meanwhile, compared with the driving mode of the gasoline engine, the driving device can be more stable and has small vibration, the use cost is saved, and the energy-saving characteristic is achieved.

The working principle is as follows: when the device is used, firstly, the driving bevel gear 42 is driven to rotate through the operation of the motor shaft 41, so that the driving bevel gear 42 drives the fourth transmission bevel gear 55 to rotate, then the third transmission bevel gear 54 rotates together and drives the second transmission bevel gear 53 to rotate, and finally the driven bevel gear 32 is driven to rotate by the rotation of the first transmission bevel gear 52, so that the transmission shaft 31 rotates, thereby replacing the original worm and gear transmission mode, the transmission speed is more uniform, the device has adjustability, the loss can be reduced by the transmission mode, the service life of the gearbox is prolonged, meanwhile, the device can be more stable in the driving mode relative to the gasoline engine, the vibration is small, the use cost is saved, and the device has the characteristic of energy conservation.