CN210286616U - Transmission device with lifting function - Google Patents

Abstract

The utility model provides a transmission with raising and lowering functions collects machinery, automatically controlled in mechanical equipment of an organic whole, independently accomplishes the overall scheme and conceives, has selected the motor and each mechanical part that are fit for power, rotational speed, complete mechanical structure design to intensity check through partial key part calculate, this transmission's mechanical efficiency is high, transmission range is big.

Description

Transmission device with lifting function

Technical Field

The utility model relates to a transmission with raising and lowering functions. The device can be used as a household lifting platform, a climbing device, a factory hoisting device, a multi-floor dish delivery device and a lifting device of an intelligent mechanical chair.

Background

With the development of emerging industries in the world and the rise of intelligent mechanical equipment, the flexibility of mechanical equipment and mechanical products is more and more valued by enterprises and users of mechanical products. Existing lifting devices have complex motion attributes and less load carrying capacity and exist relying on external support. Elevators, for example, are popular with large enterprises or high-precision factories, but elevators also have some "shortfalls". For example, elevators have high manufacturing costs, large floor space, and are usually produced in large quantities, and small-scale general enterprises cannot bear the high price. In addition, when a flexible moving mechanical device is used as a base body of a complete machine (such as a mechanical intelligent bed), a transmission device needs to have strong bearing capacity, so that the mechanical strength of a mechanical product is very high, and according to actual requirements in the actual production and manufacturing industry, a mechanical device is invented to solve the problems by applying learned mechanical knowledge and actual experiments.

Disclosure of Invention

The utility model discloses an aim at solving the existing problem that exists among the above-mentioned actual production manufacturing, this design is mechanical, automatically controlled in mechanical equipment of an organic whole, independently accomplishes the overall scheme design, has selected the motor and each mechanical part that are fit for power, rotational speed, complete mechanical structure design to intensity check through partial key part is calculated. A transmission device having a lifting function with high mechanical efficiency and a large transmission range is provided.

The utility model discloses a realize like this: (1) an execution section: high strength metal frame, elevating gear (2) control part: a 51 single chip microcomputer, an L298N motor driving module, a voltage stabilizing module, a relay and the like. (3) A power part: a large torque gear motor.

The device is integrally composed of two parts: comprises a high-strength metal frame and a lifting platform. In the high-strength metal frame, four racks are fixed on the high-strength metal frame through eight rack positioning seats, threaded holes are formed in the rack positioning seats, and the lifting device can be fixed in a designated area at will. In the lifting device, four big gears are respectively installed at two ends of an optical axis and an optical axis, a vertical bearing seat is installed on a vertical bearing seat base with a preset height, the vertical bearing seat base is fixed on two sides of a lifting platform through bolts, the optical axis and the optical axis are respectively installed on respective vertical bearing seat bases, four big gears fixed on the four corners of the lifting platform through the optical axis and the optical axis are respectively meshed with four racks installed on a high-strength metal frame, the four optical axes are respectively fixed on the high-strength metal frame through the four vertical bearing seats, the optical axis penetrates through flange linear bearings on two sides of the lifting platform, and the flange linear bearings are fixed on a lifting plate through bolts. The large-torque speed reducing motor is fixed on the lifting platform through bolts, a small chain wheel is fixed at the power transmission shaft end of the large-torque speed reducing motor, and the small chain wheel is connected with the large chain wheel through a small chain, namely the power transmission of the large-torque speed reducing motor is carried out through the small chain. The big chain wheel is fixed on the optical axis, the optical axis is fixed on the lifting platform through the vertical bearing seat, meanwhile, a small gear and the big chain wheel are simultaneously fixed on the optical axis, the small gear is meshed with the small gear installed on the optical axis, and power is transmitted to the two big gears installed on the optical axis. The big chain wheel is connected with the big chain wheel through a big chain for power transmission, and the big chain wheel is fixed on the optical axis to drive two big gears fixed on the optical axis and two big gears on the optical axis to synchronously move with four racks on the high-strength metal frame. During operation, the large-torque speed reduction motor drives the small chain wheel to rotate, and simultaneously drives the large gears around to move on the rack through the coaxial constant-speed transmission chain wheel, the adjacent shaft constant-speed transmission pinion and the pinion, so as to drive the lifting platform to move up and down. The lifting function of the machine is achieved due to the mutual matching of various mechanical parts.

The utility model discloses an innovation point and advantage:

(1) the lifting device is powered by a large-torque speed reducing motor, and is driven to lift by gear and rack meshing, and the lifting device has the advantages of stable transmission, high transmission efficiency and the like according to gear transmission and chain transmission;

(2) the direct current motor is used as a power source to be combined with the lifting frame, the gear, the rack, the chain wheel and the chain to form the lifting device, so that the stability of the lifting process is ensured;

(3) the lifting of the gear and the rack ensures the requirement of larger force required in the lifting process;

(4) easy operation, high working efficiency and working quality.

Drawings

FIG. 1 is a view of the entire device of the lifting device;

FIG. 2 is a front view of the elevator apparatus;

FIG. 3 is a left side view of the elevator apparatus;

FIG. 4 is a top view of the lifting device;

in the figure: 1. the vertical type lifting platform comprises a rack positioning seat, 2 high-strength metal frames, 3 racks, 4 vertical type bearing seat bases, 5 large gears, 6 large chains, 7 optical axes a, 8 vertical type optical axis seats, 9 large-torque speed reducing motors, 10 small chain wheels, 11 large chain wheels a, 12 large chain wheels b, 13 large chain wheels c, 14 optical axes b, 15 optical axes c, 16 flange linear bearings, 17 optical axes d, 18 section bar connecting pieces, 19 small gears a, 20 small gears b, 21 small chains, 22 vertical type bearing seats, 23 lifting platforms

The specific implementation mode is as follows: the invention will be further described with reference to the accompanying drawings and specific embodiments: the scope of the present invention is not limited to the specific embodiments.

The whole device is shown in figure 1 and mainly divided into two main parts: comprising a high strength metal frame 2 and a lifting platform 23.

In the high-strength metal frame 2, four racks 3 are fixed on the high-strength metal frame 2 through eight rack positioning seats 1, threaded holes are punched in the rack positioning seats 1, and the lifting device can be fixed in a designated area at will.

In the lifting device, four large gears 5 are respectively installed at two ends of an optical axis b14 and an optical axis c15, a vertical bearing seat 22 is installed on a vertical bearing seat base 4 with a preset height, the vertical bearing seat base 4 is fixed at two sides of a lifting platform 23 through bolts, the optical axis b14 and the optical axis c15 are respectively installed on respective vertical bearing seat base 4, four large gears 5 fixed in four corners of the lifting platform 23 through the optical axis b14 and the optical axis c15 are respectively meshed with four racks 3 installed on a high-strength metal frame 2, the four optical axes a7 are respectively fixed on the high-strength metal frame 2 through four vertical optical axis seats 8, the optical axis a7 penetrates through flange linear bearings 16 at two sides of the lifting platform 23, and the flange linear bearings 16 are fixed on a lifting plate through bolts. The large-torque speed reducing motor 9 is fixed on the lifting platform 23 through bolts, the small chain wheel 10 is fixed at the power transmission shaft end of the large-torque speed reducing motor 9, the small chain wheel 10 is connected with the large chain wheel a11 through the small chain 21, namely, the power transmission of the large-torque speed reducing motor 9 is carried out through the small chain 21. The large chain wheel a11 is fixed on the optical axis d17, the optical axis d17 is fixed on the lifting platform 23 through the vertical bearing seat 22, meanwhile, a small gear a19 and a large chain wheel b12 are simultaneously fixed on the optical axis, the small gear a19 is meshed with the small gear b20 installed on the optical axis c15, and power is transmitted to the two large gears 5 installed on the optical axis c 15. The big chain wheel b12 is connected with the big chain wheel c13 through a big chain 6 for power transmission, the big chain wheel c13 is fixed on the optical axis b14, and drives two big gears 5 fixed on the optical axis b14 and two big gears 5 on the optical axis c15 to synchronously move with the four racks 3 arranged on the high-strength metal frame 2. When the lifting platform works, the large-torque speed reducing motor 9 drives the small chain wheel 10 to rotate, and simultaneously drives the large gears 5 on the periphery to move on the rack 3 through the coaxial constant-speed transmission chain wheel a11, the chain wheel b12, the chain wheel c13 and the adjacent-shaft constant-speed transmission small gear a19 and the adjacent-shaft constant-speed transmission small gear b20, so as to drive the lifting platform 23 to move up and down.

Claims (1)

1. A transmission device with a lifting function is characterized in that the device integrally comprises two parts: comprises a high-strength metal frame (2) and a lifting platform (23); in the high-strength metal frame (2), four racks (3) are fixed on the high-strength metal frame (2) through eight rack positioning seats (1), threaded holes are punched in the rack positioning seats (1), and a lifting device can be fixed in a designated area at will; in the lifting device, four big gears (5) are respectively arranged at two ends of an optical axis b (14) and an optical axis c (15), a vertical bearing seat (22) is arranged on a vertical bearing seat base (4) with a preset height, the vertical bearing seat base (4) is fixed at two sides of a lifting platform (23) through bolts, the optical axis b (14) and the optical axis c (15) are respectively arranged on the respective vertical bearing seat base (4), four big gears (5) fixed at four corners of the lifting platform (23) through the optical axis b (14) and the optical axis c (15) are respectively meshed with four racks (3) already arranged on a high-strength metal frame (2), four optical axes a (7) are respectively fixed on the high-strength metal frame (2) through four vertical optical axis seats (8), and the optical axis a (7) penetrates through flange linear bearings (16) at two sides of the lifting platform (23), the flange linear bearing (16) is fixed on the lifting plate through bolts; the large-torque speed reducing motor (9) is fixed on the lifting platform (23) through bolts, a small chain wheel (10) is fixed at the power transmission shaft end of the large-torque speed reducing motor (9), the small chain wheel (10) is connected with the large chain wheel a (11) through a small chain (21), namely, the power transmission of the large-torque speed reducing motor (9) is carried out through the small chain (21); the big chain wheel a (11) is fixed on an optical axis d (17), the optical axis d (17) is fixed on a lifting platform (23) through a vertical bearing seat (22), meanwhile, a small gear a (19) and a big chain wheel b (12) are simultaneously fixed on the optical axis, the small gear a (19) is meshed with a small gear b (20) arranged on the optical axis c (15), and power is transmitted to two big gears (5) arranged on the optical axis c (15); the big chain wheel b (12) is connected with the big chain wheel c (13) through a big chain (6) for power transmission, the big chain wheel c (13) is fixed on the optical axis b (14) to drive two big gears (5) fixed on the optical axis b (14) and two big gears (5) on the optical axis c (15) to synchronously move with the four racks (3) arranged on the high-strength metal frame (2).

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