CN218114889U

CN218114889U - Multi-set bevel gear screw rod lifter

Info

Publication number: CN218114889U
Application number: CN202222075682.5U
Authority: CN
Inventors: 陈建炬
Original assignee: Suzhou Yasimai Transmission Equipment Co ltd
Current assignee: Suzhou Yasimai Transmission Equipment Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-23
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a formula of putting bevel gear lead screw lift more relates to the lift field, including the box, one side of box is provided with power input mechanism, and power input mechanism stretches into in the box, power input mechanism modularization is provided with bevel gear slewing mechanism in the box, and bevel gear slewing mechanism's end is provided with output mechanism, and power input mechanism drives bevel gear slewing mechanism and rotates, through output mechanism with power take off. In this application, power input mechanism modularization can be realized by changing different transition flanges when connecting different speed reducers, the transmission chain is shortened, the transmission efficiency is improved, the installation is convenient, and the cost is reduced. The nut in this application can be screw-nut or ball screw nut, selects different nuts to different application scenario for this lift is applicable to T type lead screw and ball screw simultaneously, and this application sets up two installation faces on the box. One as the main bearing surface and the other with other auxiliary structures.

Description

Multi-position bevel gear lead screw lifter

Technical Field

The utility model relates to a lift field, in particular to formula of putting more bevel gear lead screw lift.

Background

A lift is a lifting mechanism or device that carries a platform or semi-enclosed platform on which people or goods are lifted or lowered on vertical upper and lower aisles.

The input of the existing bevel gear screw rod lifter is not modular enough, a speed reducer or a motor needs to be connected through a coupler, and the installation is complex.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a multi-position bevel gear lead screw lifter with a modularized input mechanism, a simple structure and convenient installation.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the multi-set type bevel gear lead screw lifter comprises a box body, wherein a power input mechanism is arranged on one side of the box body, the power input mechanism extends into the box body, the power input mechanism is modularized, the power input mechanism is used for providing power for the lifter, the power input mechanism is modularized and can be matched with different series of speed reducers for use, the multi-set type bevel gear lead screw lifter is convenient to install, and the cost is reduced. Different transition flanges are replaced to connect different series of speed reducers. A bevel gear rotating mechanism is arranged in the box body, and the bevel gear rotating mechanism achieves the functions of steering and speed reduction. The tail end of the bevel gear rotating mechanism is provided with an output mechanism, and the power input mechanism drives the bevel gear rotating mechanism to rotate and outputs power through the output mechanism.

The existing transmission chain is a motor-coupler-steering gear-coupler-worm screw rod lifter. In this application power input mechanism is connected with the speed reducer of difference through flange, has saved the shaft coupling, has reduced the driving chain, has improved transmission efficiency.

In this application, power input mechanism modularization can be realized by changing different transition flanges when connecting different speed reducers, the transmission chain is shortened, the transmission efficiency is improved, the installation is convenient, the cost is reduced, and different power input mechanisms do not need to be arranged aiming at different speed reducers. Bevel gear slewing mechanism has realized turning to and the function of speed reduction in this application, converts the rotary motion of power input mechanism input into linear motion, output mechanism realizes raising and lowering functions.

Further, the method comprises the following steps: the power input mechanism comprises an input bearing seat, a spiral bevel gear shaft is arranged in the input bearing seat and used for transmitting torque, the spiral bevel gear shaft is connected with the input bearing seat through a first bearing and a second bearing, the spiral bevel gear shaft rotates between the first bearing and the second bearing, and a structure connected with a transition flange is arranged on the input bearing seat.

Spiral umbrella tooth axle fixes in the input bearing frame through first bearing and second bearing in this application, and integrated modularization just can realize through changing different transition flanges when connecting different speed reducers, does not need the connecting axle, simple structure, subtracts short drive chain, simple to operate, and the cost is reduced need not set up different power input mechanism to different speed reducers.

Further, the method comprises the following steps: the bevel gear rotating mechanism comprises a spiral bevel gear arranged in the box body, the spiral bevel gear shaft is in meshed connection with the spiral bevel gear, the inner surface of the spiral bevel gear is connected with a nut, and inner threads are arranged on the inner surface of the nut. The spiral bevel gear realizes steering, and meanwhile, the diameter of the spiral bevel gear is larger than that of the spiral bevel gear shaft, so that speed reduction is realized.

The existing elevator can only be provided with a T-shaped screw rod, is not suitable for a ball screw and is not suitable for a high-speed light-load structure. The nut both had been regarded as the part that converts rotary motion into linear motion in this application, and the back shaft of regard as spiral bevel gear again unites two into one the nut with the back shaft of spiral bevel gear, has simplified the structure and has saved the space, more possesses the modularization simultaneously, can be applicable to two kinds of lead screws simultaneously, is applicable to T type lead screw and ball screw simultaneously promptly.

Further, the method comprises the following steps: the surface of nut is provided with first output bearing and second output bearing, first output bearing and second output bearing are located the both ends of nut respectively, the surface and the box fixed connection of first output bearing, the surface of second output bearing is provided with the gland, go up gland and box fixed connection, it is used for fixation nut to go up the gland, prevents that the nut from drunkenness from top to bottom.

Further, the method comprises the following steps: the output mechanism is a screw rod in threaded connection with a nut, and the nut rotates to drive the screw rod to lift.

Further, the method comprises the following steps: the lead screw is T type lead screw or ball screw, and this application is applicable to T type lead screw and ball screw simultaneously, chooses ball screw for use when needs drive the high lift of light load, chooses T type lead screw for use when needs drive heavy load low-speed lift.

Further, the method comprises the following steps: the box body comprises an upper mounting surface and a lower mounting surface, and the existing elevator only has one mounting surface and cannot meet the situation of complexity or severe requirements on the mounting surface. In the application, the lower mounting surface is used as a main bearing surface for bearing the axial large load of the screw rod in practical application, the upper mounting surface is used as an auxiliary bearing surface, and other auxiliary structural members can be mounted on the upper mounting surface.

Further, the method comprises the following steps: the box body is made of QT450Z materials.

The beneficial effects of the utility model are that, power input mechanism modularization in this application just can realize through changing different transition flanges when connecting different speed reducers, subtracts the short driving chain, has improved transmission efficiency, simple to operate, and the cost is reduced need not set up different power input mechanism to different speed reducers. Bevel gear slewing mechanism has realized turning to and the function of speed reduction in this application, converts the rotary motion of power input mechanism input into linear motion, output mechanism realizes raising and lowering functions. The nut in this application can be screw-nut or ball screw nut, selects different nuts to different application scenario for this lift can be applicable to two kinds of lead screws simultaneously, is applicable to T type lead screw and ball screw promptly simultaneously, makes this lift can be applicable to the occasion of high-speed light load and low-speed heavy load simultaneously. According to the screw rod bearing structure, two mounting surfaces are arranged on the box body, the lower mounting surface is used as a main bearing surface and is used for bearing the axial large load of the screw rod, the upper mounting surface is used as an auxiliary bearing surface, and other auxiliary structural parts are mounted on the surface.

Drawings

Fig. 1 is a schematic view of an overall structure of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a power input mechanism according to an embodiment of the present invention;

fig. 3 is an exploded view of a power input mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a bevel gear rotating mechanism according to an embodiment of the present invention;

fig. 5 is an exploded view of a bevel gear rotating mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic view of a lead screw;

in the figure: 1. a box body; 2. a power input mechanism; 3. a bevel gear rotating mechanism; 4. an output mechanism; 5. an input bearing seat; 6. a helical bevel shaft; 7. a first bearing; 8. a second bearing; 9. a spiral bevel gear; 10. a nut; 11. a first output bearing; 12. a second output bearing; 13. a gland is arranged; 14. and a screw rod.

Detailed Description

The following description of the preferred embodiments of the present invention will be provided with reference to the accompanying drawings, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to the attached drawing 1, the embodiment of the application provides a multi-set bevel gear screw rod elevator, which comprises a box body 1, wherein a power input mechanism 2 is arranged on one side of the box body 1, the power input mechanism 2 extends into the box body 1, the power input mechanism 2 is modularized, the power input mechanism 2 is used for providing power for the elevator, and the modularization of the power input mechanism 2 can be matched with different series of speed reducers, so that the installation is convenient, and the cost is reduced. Different transition flanges are replaced to connect different series of speed reducers. A bevel gear rotating mechanism 3 is arranged in the box body 1, and the bevel gear rotating mechanism 3 achieves the functions of steering and speed reduction. The tail end of the bevel gear rotating mechanism 3 is provided with an output mechanism 4, the power input mechanism 2 drives the bevel gear rotating mechanism 3 to rotate, and power is output through the output mechanism 4.

The existing transmission chain is a motor-coupler-steering gear-coupler-worm screw rod lifter. In this application power input mechanism 2 is connected with the speed reducer of difference through flange, has saved the shaft coupling, has reduced the driving chain, has improved transmission efficiency.

In this application, 2 modularization of power input mechanism just can realize through changing different transition flanges when connecting different speed reducers, subtract the short driving chain, improved transmission efficiency, simple to operate, the cost is reduced need not set up different power input mechanism 2 to different speed reducers. In this application, the bevel gear rotating mechanism 3 realizes the functions of steering and speed reduction, converts the rotary motion input by the power input mechanism 2 into linear motion, and the output mechanism 4 realizes the lifting function.

On the basis, as shown in fig. 2 and 3, the power input mechanism 2 comprises an input bearing seat 5, a spiral bevel gear shaft 6 is arranged in the input bearing seat 5, the spiral bevel gear shaft 6 is used for transmitting torque, the spiral bevel gear shaft 6 is connected with the input bearing seat 5 through a first bearing 7 and a second bearing 8, the spiral bevel gear shaft 6 rotates between the first bearing 7 and the second bearing 8, and a structure connected with a transition flange is arranged on the input bearing seat 5.

Spiral umbrella pinion 6 fixes in input bearing frame 5 through first bearing 7 and second bearing 8 in this application, and integrated modularization just can realize through changing different transition flanges when connecting different speed reducers, does not need the connecting axle, simple structure, subtracts short drive chain, simple to operate, and the cost is reduced need not set up different power input mechanism 2 to different speed reducers.

In addition, as shown in fig. 4 and 5, the bevel gear rotating mechanism 3 includes a spiral bevel gear 9 disposed in the housing 1, the spiral bevel gear shaft 6 is engaged with the spiral bevel gear 9, a nut 10 is connected to an inner surface of the spiral bevel gear 9, and an internal thread is provided on an inner surface of the nut 10. The spiral bevel gear 9 realizes steering, and simultaneously, as the diameter of the spiral bevel gear 9 is larger than that of the spiral bevel gear shaft 6, speed reduction is realized.

The existing elevator can only be provided with a T-shaped screw rod, is not suitable for a ball screw and is not suitable for a high-speed light-load structure. Nut 10 both had been regarded as the part that converts rotary motion into linear motion in this application, as spiral bevel gear 9's back shaft again, unites two into one nut 10 and spiral bevel gear 9's back shaft, simplified the structure and saved the space, more possess the modularization simultaneously, nut 10 in this application can be screw-nut or ball screw nut, select different nut 10 to different application occasions, make this lift can be applicable to two kinds of lead screws simultaneously, be applicable to T type lead screw or ball screw promptly simultaneously.

On the basis, the outer surface of the nut 10 is provided with a first output bearing 11 and a second output bearing 12, the first output bearing 11 and the second output bearing 12 are respectively located at two ends of the nut 10, the outer surface of the first output bearing 11 is fixedly connected with the box body 1, the outer surface of the second output bearing 12 is provided with an upper gland 13, the upper gland 13 is fixedly connected with the box body 1, and the upper gland 13 is used for fixing the nut 10 to prevent the nut 10 from moving up and down.

On the basis, the output mechanism 4 is a screw rod 14 in threaded connection with a nut 10, and the nut 10 rotates to drive the screw rod 14 to lift.

On the basis, the screw rod 14 is a T-shaped screw rod or a ball screw rod, the lifting mechanism is suitable for the T-shaped screw rod and the ball screw rod simultaneously, the ball screw rod is selected when the light load is required to be driven to be lifted at a high speed, and the T-shaped screw rod is selected when the heavy load is required to be driven to be lifted at a low speed.

On the basis, the box body 1 comprises an upper mounting surface and a lower mounting surface, and the existing elevator only has one mounting surface and cannot meet the situation of complexity or severe requirements on the mounting surface. In practical application, the lower mounting surface serves as a main bearing surface and is used for bearing large axial loads of the screw rod 14, the upper mounting surface serves as an auxiliary bearing surface, and other auxiliary structural members can be mounted on the upper mounting surface.

On the basis, the box body 1 is made of QT450Z material, and the QT450Z material is ferrite nodular cast iron, so that the box body is higher in toughness and plasticity, higher in low-temperature impact property, and has certain temperature shock resistance and corrosion resistance.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the above embodiments is to let the person skilled in the art understand the contents of the present invention and implement the present invention, which can not limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. Multi-set bevel gear screw rod lifter comprises a box body (1), and is characterized in that: one side of box (1) is provided with power input mechanism (2), power input mechanism (2) stretch into in box (1), power input mechanism (2) modularization, be provided with bevel gear slewing mechanism (3) in box (1), the end of bevel gear slewing mechanism (3) is provided with output mechanism (4), power input mechanism (2) drive bevel gear slewing mechanism (3) and rotate, export power through output mechanism (4).

2. The multiple bevel gear screw elevator according to claim 1, wherein: the power input mechanism (2) comprises an input bearing seat (5), a spiral bevel gear shaft (6) is arranged in the input bearing seat (5), and the spiral bevel gear shaft (6) is connected with the input bearing seat (5) through a first bearing (7) and a second bearing (8).

3. The multiple bevel gear screw elevator according to claim 2, wherein: the bevel gear rotating mechanism (3) comprises a spiral bevel gear (9) arranged in the box body (1), the spiral bevel gear shaft (6) is meshed with the spiral bevel gear (9) and is connected with a nut (10) in a connecting mode, and an internal thread is arranged on the inner surface of the nut (10).

4. The multiple bevel gear screw elevator according to claim 3, wherein: the outer surface of nut (10) is provided with first output bearing (11) and second output bearing (12), first output bearing (11) and second output bearing (12) are located the both ends of nut (10) respectively, the surface and box (1) fixed connection of first output bearing (11), the surface of second output bearing (12) is provided with gland (13), go up gland (13) and box (1) fixed connection.

5. The multiple bevel gear screw elevator according to claim 3, wherein: the output mechanism (4) is a screw rod (14) in threaded connection with a nut (10), and the nut (10) rotates to drive the screw rod (14) to lift.

6. The multiple bevel gear screw elevator according to claim 5, wherein: the screw rod (14) is a T-shaped screw rod or a ball screw rod.

7. The multiple bevel gear screw elevator according to claim 1, wherein: the box body (1) comprises an upper mounting surface and a lower mounting surface.