CN218950785U - A hanger rotation mechanism - Google Patents

Abstract

The utility model relates to the field of rotating mechanisms, in particular to a lifting appliance rotating mechanism, which comprises a base and a first motor, wherein a mounting bin is fixedly arranged on the upper surface of the base, a second gear is movably arranged in the mounting bin, a rotating shaft is fixedly arranged on the upper surface of the second gear, a turntable is fixedly arranged at the upper end of the rotating shaft, a limiting assembly is fixedly arranged in the mounting bin, a transmission assembly is fixedly connected with the lower surface of the inner part of the mounting bin, the first motor is fixedly arranged in the base, and a reduction gearbox is fixedly arranged on the lower surface of the mounting bin. According to the utility model, after the rotating mechanism is stopped, the rotating mechanism can be conveniently and quickly fixed, so that when the gravity center of furniture deviates to one side, the rotating mechanism can be driven by the suspension arm to rotate, so that the furniture is prevented from colliding with personnel, the damage to the surface of the furniture is reduced, the yield is improved, and meanwhile, the rotating mechanism can rotate along with the movement of the suspension arm.

Description

A hanger rotation mechanism

technical field

The utility model relates to the field of rotating mechanisms, in particular to a rotating mechanism for a spreader.

Background technique

The spreader refers to the device for lifting heavy objects in the hoisting machinery, which is widely used in the hoisting industry. In the production of fixtures, some fixtures are heavy, and usually need to be lifted and moved by a small crane.

After the rotating structure of some existing small-scale cranes stops rotating, the rotating mechanism will rotate under the drive of the boom. When the center of gravity of the furniture is shifted to one side, it is easy to drive the boom to rotate, which will cause bumps to personnel and is easy to Make the furniture bump, cause scratches on its surface, affect the yield, and it is not convenient to quickly fix the rotating mechanism.

Utility model content

In order to overcome the above-mentioned technical problems, the purpose of this utility model is to provide a rotating mechanism for a spreader, which is operated by the No. 2 motor, and through the meshing of the worm wheel and the worm, the worm wheel drives the hollow adjusting plate to rotate, and the arc groove pushes the other end of the push rod. , so that the push rod moves along the chute, meshes the locking teeth with the No. 2 gear, and fixes the No. 2 gear, so that after the rotation mechanism stops, the rotation mechanism can be quickly fixed, and the center of gravity of the furniture is prevented from shifting to one side. The rotating mechanism will rotate under the drive of the boom, so as to avoid the furniture causing bumps to the personnel, and also to avoid the furniture from bumping, reducing the damage to the surface and improving the yield. The locking teeth are separated from the No. 2 gear, so that the No. 2 gear can rotate freely, so that the rotating mechanism can rotate with the movement of the boom to meet different use environments.

The purpose of this utility model can be realized through the following technical solutions:

A spreader rotation mechanism, including a base and a No. 1 motor. An installation bin is fixedly installed on the upper surface of the base. A No. 2 gear is movable inside the installation bin. A rotating shaft is fixedly installed on the upper surface of the No. 2 gear. A turntable is fixedly installed on the upper end of the rotating shaft, a limit assembly is fixedly installed inside the installation chamber, and a transmission assembly is fixedly connected to the lower surface inside the installation chamber.

Further, the No. 1 motor is fixedly installed inside the base, the lower surface of the installation compartment is fixedly equipped with a reduction box, the output end of the No. 1 motor is fixedly connected with the input end of the reduction box, and the output end of the reduction box It runs through the lower surface of the installation bin and is rotatably connected with the installation bin.

Further, the output end of the reduction box is fixedly installed with a No. 1 gear, and the No. 1 gear is meshed with the No. 2 gear. The upper surface of the installation chamber is fixedly embedded with a No. 2 bearing, and the rotating shaft runs through the No. 2 bearing. ring, and is fixedly connected with the inner ring of the No. 2 bearing.

Further, the limiting assembly includes a hollow adjusting plate, a limiting plate, a push rod, and locking teeth, the hollow adjusting plate is located below the limiting plate, and the lower end of the limiting plate passes through the hollow adjusting plate and is fixedly connected to the installation compartment, The locking tooth is fixedly mounted on one end of the push rod, and the locking tooth is meshed with the second gear.

Further, the surface of the lower surface inside the installation chamber is fixedly installed with a No. 1 bearing, the lower end of the hollow adjusting plate is fixedly connected with the inner ring of the No. 1 bearing, an arc-shaped groove is opened on the upper surface of the hollow adjusting plate, and the push rod The other end is slidably connected with the arc groove, the lower surface of the limiting plate is provided with a chute, and the push rod is slidably connected with the chute.

Further, the transmission assembly includes a worm, a worm wheel, a fixing frame and a No. 2 motor, the worm wheel is fixedly mounted on the outer surface of the hollow adjusting plate, and the fixing frame is movably sleeved on both ends of the worm and is rotatably connected with the worm.

Further, the lower end of the fixed frame is fixedly connected to the installation bin, the No. 2 motor is fixedly connected to the installation bin, the output end of the No. 2 motor is fixedly connected to one end of the worm, the worm wheel is meshed with the worm, and the turntable The lower surface is movably embedded with balls, and the turntable is slidably connected with the installation chamber through the balls.

The beneficial effects of the utility model:

1. Through the operation of the No. 2 motor, the worm is driven to rotate inside the fixed frame. Through the meshing of the worm wheel and the worm, the worm wheel drives the hollow adjustment plate to rotate. When the hollow adjustment plate rotates, the arc groove pushes the other end of the push rod to make the push rod Move along the chute, mesh the teeth with the No. 2 gear, and fix the No. 2 gear. At the same time, the four teeth are synchronously meshed to increase the stability of the No. 2 gear when it is fixed, so that it is easy to use after the rotation mechanism stops. The rotating mechanism is quickly fixed to avoid that when the center of gravity of the furniture shifts to one side, the rotating mechanism will rotate under the drive of the boom, so as to prevent the furniture from causing bumps to personnel, and also to avoid the furniture from bumping, reducing damage to the surface and improving the yield .

2. Rotate the No. 2 motor in the opposite direction to reset the push rod, and the locking teeth are separated from the No. 2 gear, so that the No. 2 gear can rotate freely, so that the rotating mechanism can rotate with the movement of the boom to meet different use environments. The fixed frame It supports the worm so that it always meshes with the worm gear.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic diagram of the overall split structure of the utility model;

Fig. 3 is a structural schematic diagram of the limit assembly and the transmission assembly of the utility model;

Fig. 4 is a schematic diagram of the vertical section structure of the installation warehouse of the utility model;

Fig. 5 is a schematic diagram of the cross-sectional structure of the installation warehouse of the present invention.

Among the figure: 1, base; 101, No. 1 motor; 102, reduction box; 103, No. 1 gear; 104, No. 1 bearing; 2, installation warehouse; 201, No. 2 gear; 202, No. 2 bearing; 203, turntable ; 204, rotating shaft; 205, ball; 3, limit assembly; 301, hollow adjustment plate; Transmission assembly; 401, worm; 402, worm gear; 403, fixed frame; 404, No. 2 motor.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-5, a spreader rotation mechanism, including a base 1 and a No. A reduction box 102 is fixedly installed on the lower surface, and the output end of the No. 1 motor 101 is fixedly connected with the input end of the reduction box 102. There is a No. 2 gear 201 for internal activities. A rotating shaft 204 is fixedly installed on the upper surface of the No. 2 gear 201. A turntable 203 is fixedly installed on the upper end of the rotating shaft 204. The limit assembly 3 is fixedly installed inside the installation warehouse 2. The lower surface inside the installation warehouse 2 is fixedly connected with a Transmission assembly 4.

The output end of the reduction box 102 is fixedly installed with a No. 1 gear 103, and the No. 1 gear 103 is meshed with the No. 2 gear 201. The upper surface of the installation chamber 2 is fixedly embedded with a No. 2 bearing 202, and the rotating shaft 204 runs through the inner ring of the No. 2 bearing 202, and It is fixedly connected with the inner ring of the No. 2 bearing 202. The lower surface of the turntable 203 is movably embedded with balls 205. The turntable 203 is slidably connected with the installation chamber 2 through the balls 205. The reduction box 102 drives the No. 1 gear 103 to rotate to make the No. 2 gear 201 rotate. Through the transmission of the rotating shaft 204, the turntable 203 is rotated, and the ball 205 supports the turntable 203, while reducing the friction between the turntable 203 and the installation warehouse 2; the limit assembly 3 includes a hollow adjustment plate 301, a limit plate 302, a push The rod 304 and the locking teeth 305, the hollow adjusting plate 301 is located below the limiting plate 302, the lower end of the limiting plate 302 runs through the hollow adjusting plate 301 and is fixedly connected with the installation warehouse 2, the locking teeth 305 are fixedly installed on one end of the push rod 304, and the locking teeth 305 and No. 2 gear 201 meshing connection; No. 1 bearing 104 is fixedly installed on the lower surface inside the installation chamber 2, the lower end of the hollow adjusting plate 301 is fixedly connected with the inner ring of the No. 1 bearing 104, and the upper surface of the hollow adjusting plate 301 is provided with an arc-shaped groove 306, The other end of the push rod 304 is slidably connected to the arc groove 306, and the lower surface of the limit plate 302 is provided with a chute 303, and the push rod 304 is slidably connected to the chute 303. When the hollow adjusting plate 301 rotates, the arc groove 306 pushes the push rod At the other end of 304, the push rod 304 is moved along the chute 303, and the locking teeth 305 are meshed with the second gear 201, so that the second gear 201 is fixed, and at the same time, the four locking teeth 305 are synchronously meshed to increase the time when the second gear 201 is fixed. The stability of the rotating mechanism, so that after the rotating mechanism stops, it is convenient to quickly fix the rotating mechanism, avoiding that when the center of gravity of the furniture shifts to one side, the rotating mechanism will rotate under the drive of the boom, so as to prevent the furniture from bumping people and avoid furniture Bumps are generated to reduce the damage to the surface and improve the yield. On the contrary, reversely rotate the No. 2 motor 404 to reset the push rod 304, and the locking teeth 305 are separated from the No. 2 gear 201, so that the No. 2 gear 201 can rotate freely. Therefore, the rotating mechanism can rotate along with the movement of the boom, satisfying different use environments.

The transmission assembly 4 includes a worm 401, a worm wheel 402, a fixed frame 403 and a No. 2 motor 404. The worm wheel 402 is fixedly mounted on the outer surface of the hollow adjusting plate 301, and the fixed frame 403 is movably sleeved on both ends of the worm 401 and is connected to the worm 401 in rotation. The fixed frame 403 supports the worm 401 so that it is always engaged with the worm wheel 402; the lower end of the fixed frame 403 is fixedly connected with the installation warehouse 2, the second motor 404 is fixedly connected with the installation warehouse 2, and the output end of the second motor 404 is connected with the worm 401 One end is fixedly connected, the worm wheel 402 is meshed with the worm screw 401, and the second motor 404 runs to drive the worm screw 401 to rotate inside the fixed frame 403. Through the meshing of the worm wheel 402 and the worm screw 401, the worm wheel 402 drives the hollow adjusting plate 301 to rotate.

Working principle: When in use, the boom of the spreader is fixed on the turntable 203, the reduction box 102 drives the No. 1 gear 103 to rotate, and the No. 2 gear 201 rotates. Through the transmission of the rotating shaft 204, the turntable 203 rotates, and the ball 205 rotates against the turntable. 203 plays a supporting role, and at the same time reduces the friction between the turntable 203 and the installation chamber 2. The second motor 404 runs, driving the worm 401 to rotate inside the fixed frame 403. Through the meshing of the worm wheel 402 and the worm 401, the worm wheel 402 drives the hollow adjustment When the plate 301 rotates, when the hollow adjusting plate 301 rotates, the arc groove 306 pushes the other end of the push rod 304, so that the push rod 304 moves along the chute 303, and the locking teeth 305 are meshed with the second gear 201, so that the second gear 201 It is fixed, and at the same time through the synchronous meshing of the four locking teeth 305, the stability of the second gear 201 is increased, so that after the rotation mechanism stops, the rotation mechanism can be quickly fixed, and the rotation mechanism can be avoided when the center of gravity of the furniture is shifted to one side. It will rotate under the drive of the boom, so as to prevent the furniture from causing bumps to personnel and furniture, reduce damage to its surface, and improve the yield. On the contrary, reversely rotate the second motor 404 to reset the push rod 304. The locking tooth 305 is separated from the No. 2 gear 201, so that the No. 2 gear 201 can rotate freely, so that the rotating mechanism can rotate with the movement of the boom to meet different use environments. The fixed frame 403 supports the worm 401, making it always Meshes with worm gear 402 .

In the description of this specification, descriptions referring to the terms "one embodiment", "example", "specific example" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the description of the present invention. In at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above content is only an example and description of the utility model. Those skilled in the art make various modifications or supplements to the described specific embodiments or replace them in similar ways, as long as they do not deviate from the utility model or exceed the The scope defined in the claims shall belong to the protection scope of the present utility model.

Claims (7)

1. A spreader rotation mechanism, comprising a base (1) and a No. 1 motor (101), characterized in that an installation warehouse (2) is fixedly installed on the upper surface of the base (1), and the installation warehouse (2) There is a No. 2 gear (201) for internal activities, and a rotating shaft (204) is fixedly installed on the upper surface of the No. 2 gear (201), and a turntable (203) is fixedly installed on the upper end of the rotating shaft (204). ) is fixedly installed with a limit assembly (3), and the inner lower surface of the installation chamber (2) is fixedly connected with a transmission assembly (4). 2. The rotating mechanism of the spreader according to claim 1, characterized in that, the No. 1 motor (101) is fixedly installed inside the base (1), and the lower surface of the installation chamber (2) is fixedly installed with a speed reducer box (102), the output end of the No. 1 motor (101) is fixedly connected to the input end of the reduction box (102), the output end of the reduction box (102) runs through the lower surface of the installation chamber (2), and is connected with the installation The warehouse (2) is connected by rotation. 3. A spreader rotation mechanism according to claim 2, characterized in that, the output end of the reduction box (102) is fixedly installed with a No. 1 gear (103), and the No. 1 gear (103) and No. 2 gear The gears (201) are meshed and connected, the upper surface of the installation chamber (2) is fixedly embedded with the No. 2 bearing (202), and the rotating shaft (204) runs through the inner ring of the No. 2 bearing (202), and is connected to the No. 2 bearing (202) ) The inner ring is fixedly connected. 4. A spreader rotation mechanism according to claim 1, characterized in that, the limit assembly (3) includes a hollow adjustment plate (301), a limit plate (302), a push rod (304) and a clamp Teeth (305), the hollow adjusting plate (301) is located under the limiting plate (302), the lower end of the limiting plate (302) passes through the hollow adjusting plate (301) and is fixedly connected with the installation warehouse (2), the clip The tooth (305) is fixedly mounted on one end of the push rod (304), and the locking tooth (305) is meshed with the second gear (201). 5. The rotating mechanism of a spreader according to claim 4, characterized in that, the lower surface inside the installation chamber (2) is fixedly installed with a No. 1 bearing (104), and the lower end of the hollow adjusting plate (301) is connected to The inner ring of the No. 1 bearing (104) is fixedly connected, the upper surface of the hollow adjusting plate (301) is provided with an arc-shaped groove (306), and the other end of the push rod (304) is slidingly connected with the arc-shaped groove (306). A sliding slot (303) is opened on the lower surface of the limiting plate (302), and the push rod (304) is slidingly connected with the sliding slot (303). 6. The rotating mechanism of a spreader according to claim 1, characterized in that, the transmission assembly (4) includes a worm (401), a worm wheel (402), a fixing frame (403) and a second motor (404) , the worm wheel (402) is fixedly installed on the outer surface of the hollow adjusting plate (301), and the fixing frame (403) is movably sleeved on both ends of the worm (401), and is rotatably connected with the worm (401). 7. A spreader rotation mechanism according to claim 6, characterized in that, the lower end of the fixed frame (403) is fixedly connected to the installation bin (2), and the No. 2 motor (404) is connected to the installation bin (2) ) is fixedly connected, the output end of the No. 2 motor (404) is fixedly connected to one end of the worm (401), the worm wheel (402) is meshed with the worm (401), and the lower surface of the turntable (203) is movably embedded with a Balls (205), the turntable (203) is slidingly connected with the installation bin (2) through the balls (205).

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