CN111422560A

CN111422560A - Slope elevator

Info

Publication number: CN111422560A
Application number: CN202010152525.2A
Authority: CN
Inventors: 田元超; 王安峰; 徐昭华; 吴东亮
Original assignee: Pingyuan Intelligent Equipment Corp
Current assignee: Pingyuan Intelligent Equipment Corp
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-07-17
Anticipated expiration: 2040-03-06
Also published as: CN111422560B

Abstract

The invention discloses a slope elevator, which comprises a frame, wherein a bottom supporting frame is arranged on the frame, a horizontal conveying mechanism is arranged on the bottom supporting frame and comprises a lifting support, a plurality of roller assemblies are arranged on the lifting support side by side, each roller assembly is provided with a roller, two ends of each roller assembly are arranged on the lifting support, a chain is connected between every two adjacent roller assemblies through a chain wheel, a lifting mechanism is arranged on the bottom supporting frame and comprises a main driving shaft, a left chain group and a right chain group, walking trolleys are arranged on the left chain group and the right chain group, grooved wheel groups are arranged on the walking trolleys, sliding rails are arranged on the bottom supporting frame, one end of the main driving shaft is connected with an overhanging shaft II, the overhanging shaft II is connected with a speed reducing motor II, a slope type lifting piece matched with a groove is arranged at the bottom of the lifting support, the section of the slope type lifting piece is, the device has the advantages of large load, large bearing area, high positioning accuracy and capability of vertically and horizontally transferring.

Description

Slope elevator

Technical Field

The invention relates to the field of conveying equipment, in particular to a slope lift for handing over stations with different heights in an industrial automatic production line.

Background

In recent years, the production line equipment technology and the market in China are rapidly developed, the variety of various conveying equipment is rapidly increased, and the application of the conveying technology is gradually modernized. Because the continuous conveyor can continuously convey a large amount of goods in an interval, the conveying cost is low, and the conveying time is easy to control, the continuous conveyor is widely applied to modern assembly line, and the required process is complicated and the flexibility is gradually increased.

Materials or bearing trays are often required to be vertically or horizontally transferred on a production line, namely, the materials are transferred and conveyed at a position where a chain conveyor or a roller conveyor is vertically crossed. The functions of the part are mainly completed by adopting an embedded lifter with a chain or roller way for conveying, and the embedded lifter can mainly complete high-level input and low-level output or low-level input and high-level output. The currently commonly used embedded elevator mainly comprises a scissor-type chain lifting mechanism, wherein in the working process of the lifting mechanism, a cylindrical roller bearing rolls leftwards or rightwards by taking one side of a fixed hinged support as a fulcrum to enable the lifting mechanism to ascend or descend; the cam balance rod type lifting mechanism mainly realizes the lifting function through the operation of an eccentric mechanism of the cam; the crank-connecting rod type lifting mechanism is characterized in that a motor drives a rotary table, the rotary table drives a connecting rod mechanism to swing, and the connecting rod mechanism swings to enable the conveying device to vertically lift.

The conveying system is a key component of an automatic production line, and development of the conveying system technology shows the trends of intellectualization, flexibility, light weight, energy conservation, environmental protection and the like. In many industries, according to factors such as different weight of conveyed materials, size of the conveyed materials, height of lifting stroke, accuracy degree of positioning requirements of lifting equipment and the like, the requirements of continuous conveying equipment with vertical and horizontal translation carrying capacity are greatly different. Therefore, the existing lifting mechanism is difficult to meet the diversified requirements of the existing industry.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the slope lift which has the advantages of large load, large bearing area, positioning accuracy, high precision and capability of vertically and horizontally transferring.

In order to achieve the above purpose, the invention adopts the technical scheme that: a slope lift, comprising a frame, characterized in that: the automatic conveying device comprises a rack, a plurality of roller assemblies, a horizontal conveying mechanism, a chain wheel, an outer extending shaft I and a speed reducing motor I, wherein the rack is provided with a bottom supporting frame, the bottom supporting frame is provided with the horizontal conveying mechanism, the horizontal conveying mechanism comprises a lifting support, the lifting support is provided with the plurality of roller assemblies side by side, the two ends of each roller assembly are provided with idler wheels, the two ends of each roller assembly are rotatably arranged on the lifting support through vertical seat bearings, the chain is connected between every two adjacent roller assemblies through the chain wheel, one end of one roller group is connected with;

the lifting mechanism is used for driving the lifting support to lift and is arranged on the bottom supporting frame and comprises a main driving shaft, a left chain group and a right chain group, the main driving shaft is arranged at the middle position of the bottom supporting frame, the left chain group and the right chain group are distributed on the left side and the right side of the bottom supporting frame, double sprockets used for driving the left chain group and the right chain group are arranged on the main driving shaft, walking trolleys are arranged on the left chain group and the right chain group, grooved wheel groups are arranged on the walking trolleys, sliding rails matched with the grooved wheel groups are arranged under the walking trolleys on the bottom supporting frame, one end of the main driving shaft is connected with an outward extending shaft II, the outward extending shaft II is connected with a speed reducing motor II, tail tensioning mechanisms are arranged at the ends, deviating from the main driving shaft, of the left chain group and the right chain group, and a tail tensioning mechanism is arranged at the end, The right chain group is also provided with a fixed chain wheel for locking and positioning; the bottom of the lifting support is provided with a slope-shaped lifting piece matched with the grooved wheel set, and the cross section of the slope-shaped lifting piece is in an inverted trapezoid shape.

In order to further optimize the present invention, the following technical solutions may be preferably selected:

preferably, the peripheral interval is provided with guiding mechanism on the bottom sprag frame, guiding mechanism is including setting up the L type support in the frame, be provided with splint on the L type support, it is provided with the leading wheel to rotate through the bearing on the splint, be provided with on the lifting support lateral wall with leading wheel complex deflector.

Preferably, the tail tensioning mechanism comprises a tensioning base arranged on the supporting frame, a tensioning support is movably arranged on the tensioning base, an upper tensioning chain wheel and a lower tensioning chain wheel are symmetrically arranged on the tensioning support along the vertical direction, and an adjusting screw rod used for adjusting the position of the tensioning support is arranged on the tensioning base.

Preferably, the lifting support is a rectangular frame formed by welding sectional materials, and baffles are arranged on the lifting support corresponding to the outer sides of the rollers.

Preferably, the sheave group comprises a supporting sheave and a sliding sheave which are arranged on the walking trolley, the sliding sheave is provided with two sheaves which are positioned at two sides of the supporting sheave, and the mounting height of the supporting sheave is higher than that of the sliding sheave.

Preferably, the left chain group and the right chain group are arranged in two groups side by side, and the slope-shaped lifting pieces are four in distribution and are arranged at four corners of the lifting support.

Preferably, the lifting support is provided with a beam side by side, the beam is provided with a flange plate, and the slope-type lifting piece is arranged on the beam through the flange plate.

Preferably, the upper plane of the slope-type lifting piece is connected to the lifting support, the end part of the lower plane of the slope-type lifting piece is provided with a slope, and the four slope-type lifting pieces are symmetrically arranged front and back and left and right on the lower end surface of the lifting support.

Preferably, the two ends of the bottom supporting frame are also provided with a P L C controller for controlling the rotating speed of the speed reducing motor II.

Preferably, chain, left chain group, right chain group intermediate position still are provided with middle part straining device, middle part straining device is including distributing L type adjusting plate that sets up on lifting support, braced frame, the long waist hole has been seted up on the L type adjusting plate, correspond long waist hole position on the L type adjusting plate and be provided with chain complex fixed sprocket.

The invention has the beneficial effects that: the lifting device is arranged in the bottom frame, so that the space is saved and the device is stable; the lifting device is driven by a speed reducing motor, the motor can rotate positively and negatively, the lifting device rolls under a slope through a roller, the lifting is realized by utilizing the height difference of the slope, and the height positioning precision and flexibility in the lifting process are further ensured; the load and the bearing surface of the lifting mechanism can be greatly improved by the chain trolley; meanwhile, the upper part is also provided with a roller way consisting of a plurality of roller assemblies, so that the vertical and horizontal continuous conveying of the lifting mechanism can be stably realized; the invention ensures that the motor is output with constant torque when in operation, is greatly different and superior to other energy conversion modes which convert the rotation motion of the motor into the lifting motion of the lifter, is greatly different and superior to a lifting mechanism which obliquely pushes at one side, and has more balanced stress and more stable operation.

Drawings

FIG. 1 is a front view of a hill lift;

FIG. 2 is a side view of the ramp lift;

FIG. 3 is a top view of the horizontal transport mechanism;

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

FIG. 5 is a front view of the left chain set;

FIG. 6 is a front view of the right chain set;

FIG. 7 is a front view of the lifting bracket;

FIG. 8 is a top view of the lifting bracket;

fig. 9 is an enlarged view of the structure at a.

The device comprises a frame 1, a bottom supporting frame 2, a lifting support 3, a roller assembly 4, a roller 5, a vertical seat bearing 6, a chain 7, an overhanging shaft I8, a reducing motor I9, a main driving shaft 10, a left chain set 11, a right chain set 12, a double chain wheel 13, a walking trolley 14, a grooved wheel set 15, a sliding rail 16, an overhanging shaft II17, a reducing motor II18, a tail tensioning mechanism 19, a slope-type lifting member 20, a guide mechanism 21, a support 22-L, a clamping plate 23, a guide wheel 24, a guide plate 25, a tensioning base 26, a tensioning support 27, an upper tensioning chain wheel 28, a lower tensioning chain wheel 29, an adjusting screw 30, a baffle 31, a support grooved wheel 32, a sliding grooved wheel 33, a cross beam 34, a slope 35, an adjusting plate 36-L, a long waist hole 37 and a fixed chain wheel 38.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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.

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.

Example 1

As shown in fig. 1 to 9, a slope lift comprises a frame 1, a bottom supporting frame 2 is mounted on the frame 1, a horizontal conveying mechanism is mounted on the bottom supporting frame 2, the horizontal conveying mechanism comprises a lifting support 3, a plurality of roller assemblies 4 are mounted on the lifting support 3 side by side, rollers 5 are mounted on the roller assemblies 4, the lifting support is a rectangular frame formed by welding sectional materials, and baffles are mounted on the lifting support corresponding to the outer sides of the rollers; two ends of each roller assembly are rotatably arranged on the lifting support through a vertical seat bearing 6, a chain 7 is connected between every two adjacent roller assemblies through a chain wheel, and the two adjacent roller assemblies are driven through independent chains to ensure the working stability of the horizontal conveying mechanism; one end of one roller set is connected with an outward extending shaft I8, the outward extending shaft I is connected with a speed reducing motor I9, a plurality of pairs of supporting legs are arranged on the periphery of a bottom supporting frame, and the supporting legs are provided with ground feet and can adjust the height.

The lifting mechanism comprises a main driving shaft, a left chain group 11 and a right chain group 12, the main driving shaft 10 is arranged in the middle of the bottom supporting frame, the left chain group and the right chain group are respectively distributed and arranged on the left side and the right side of the bottom supporting frame, the left chain group and the right chain group are arranged in parallel, the main driving shaft is provided with a double-chain wheel 13 for driving the left chain group and the right chain group, the left chain group and the right chain group are both provided with a walking trolley 14, the walking trolley 14 is provided with a grooved wheel group 15, the grooved wheel group 15 comprises a supporting grooved wheel and a sliding grooved wheel which are arranged on the walking trolley, the sliding grooved wheel is provided with two supporting grooved wheels which are positioned on the two sides of the supporting grooved wheel, and the mounting height of the supporting grooved wheel is higher than that of the sliding grooved wheel; the bottom supporting frame is provided with a sliding rail 16 matched with the sheave block corresponding to the position under the walking trolley, one end of the main driving shaft is connected with an overhanging shaft II17, the overhanging shaft II is connected with a speed reducing motor II18, tail tensioning mechanisms 19 are respectively arranged at the ends of the left chain group and the right chain group, which deviate from the main driving shaft, each tail tensioning mechanism comprises a tensioning base 26 arranged on the supporting frame, a tensioning support 27 is movably arranged on each tensioning base, an upper tensioning chain wheel 28 and a lower tensioning chain wheel 29 are symmetrically arranged on each tensioning support 27 along the vertical direction, an adjusting screw 30 used for adjusting the position of each tensioning support is arranged on each tensioning base, a nut matched with the condition screw is arranged on each tensioning base, and tensioning adjustment can be realized by rotating the nut.

The bottom of the lifting support is provided with a slope type lifting piece 20 matched with the grooved wheel set, the cross section of the slope type lifting piece is in an inverted trapezoid shape, a cross beam 34 is arranged on the lifting support side by side, a flange is arranged on the cross beam 34, the slope type lifting piece is arranged on the cross beam through the flange, four slope type lifting pieces are arranged at four corners of the lifting support in a distributed mode, an upper plane of each slope type lifting piece is connected to the lifting support, a slope 35 is arranged at the end portion of a lower plane of each slope type lifting piece, the four slope type lifting pieces are symmetrically arranged at the lower end portion of the lifting support in a front-back and left-right mode, guide mechanisms 21 are arranged on the periphery of the bottom support frame at intervals, each guide mechanism 21 comprises a L type support arranged on the rack, a clamping plate 23 is arranged on the L type support 22, each clamping plate is rotatably provided with a guide wheel 24 through a bearing, guide plates 25 matched with the guide wheels are arranged on the outer side wall of the lifting support frame, positioning accuracy of the lifting support frame in the lifting process can be guaranteed through the guide mechanisms, stability of the conveying process is guaranteed, a middle position of the chain, a middle tensioning mechanism is further provided with a middle tensioning mechanism, the middle tensioning mechanism comprises a middle tensioning mechanism, a waist adjusting plate 3982 arranged on the lifting support frame, a speed reducing chain, a rotating speed adjusting mechanism, a rotating speed adjusting motor is arranged on the lifting support frame, a waist adjusting plate, a waist adjusting motor, a rotating speed.

The working principle of the slope elevator is as follows: when lifting is needed, the speed reduction motor II drives the left chain group and the right chain group to rotate in the bottom supporting frame through the outward extending shaft II to drive the walking trolley to slide on the sliding rail, the rollers of the walking trolley slide from two ends of the lifting frame to the middle or from the middle to two ends simultaneously under the action of the lifting pieces which are symmetrically arranged, the lifting pieces are of a slope structure, the lifting pieces are pushed to move up and down stably by utilizing the height difference of the slope, and self-locking can be realized at the highest point and the lowest point; the lifting piece is connected with the lifting support through a connecting piece, a roller way consisting of roller assemblies is arranged on the lifting support and is connected through a chain, and the speed reduction motor I drives the roller way to move horizontally through the outer extending shaft I, so that the slope lift can move vertically and horizontally continuously through the slope lifting mechanism and the roller way on the lifting support, can resist high temperature, has larger bearing capacity, and is more efficient and stable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Slope lift comprising a frame (1), characterized in that: a bottom supporting frame (2) is arranged on the rack (1), a horizontal conveying mechanism is arranged on the bottom supporting frame (2), the horizontal conveying mechanism comprises a lifting support (3), a plurality of roller assemblies (4) are arranged on the lifting support (3) side by side, rolling wheels (5) are arranged at two ends of each roller assembly, two ends of each roller assembly are rotatably arranged on the lifting support through vertical seat bearings (6), a chain (7) is connected between every two adjacent roller assemblies through a chain wheel, one end of one roller group is connected with an outward extending shaft I (8), and the outward extending shaft I is connected with a speed reducing motor I (9);

the lifting mechanism for driving the lifting support to lift is arranged on the bottom supporting frame (2), the lifting mechanism comprises a main driving shaft (10), a left chain group (11) and a right chain group (12), the main driving shaft is arranged at the middle position of the bottom supporting frame, the left chain group and the right chain group are distributed on the left side and the right side of the bottom supporting frame, double chain wheels (13) for driving the left chain group and the right chain group are arranged on the main driving shaft, walking trolleys (14) are arranged on the left chain group and the right chain group, grooved wheel groups (15) are arranged on the walking trolleys, sliding rails (16) matched with the grooved wheel groups are arranged under the bottom supporting frame corresponding to the walking trolleys, one end of the main driving shaft is connected with an outward extending shaft II (17), the outward extending shaft II is connected with a speed reducing motor II (18), and the left chain group is arranged on the bottom supporting frame, One end of the right chain group, which is far away from the main driving shaft, is provided with a tail tensioning mechanism (19); the bottom of the lifting support is provided with a slope-shaped lifting piece (20) matched with the grooved wheel set, and the cross section of the slope-shaped lifting piece is in an inverted trapezoid shape.

2. The slope lifting machine according to claim 1, wherein the bottom supporting frame is provided with guide mechanisms (21) at intervals on the upper periphery, the guide mechanisms comprise L-shaped brackets (22) arranged on the machine frame, the L-shaped brackets are provided with clamping plates (23), the clamping plates are rotatably provided with guide wheels (24) through bearings, and the outer side walls of the lifting brackets are provided with guide plates (25) matched with the guide wheels.

3. A ramp lift according to claim 1, characterised in that: the tail tensioning mechanism comprises a tensioning base (26) arranged on a supporting frame, a tensioning support (27) is movably arranged on the tensioning base, an upper tensioning chain wheel (28) and a lower tensioning chain wheel (29) are symmetrically arranged on the tensioning support along the vertical direction, and an adjusting screw rod (30) used for adjusting the position of the tensioning support is arranged on the tensioning base.

4. A ramp lift according to claim 1, characterised in that: the lifting support is a rectangular frame formed by welding sectional materials, and a baffle (31) is arranged on the lifting support corresponding to the outer side of the roller.

5. A ramp lift according to claim 1, characterised in that: the grooved pulley set comprises a supporting grooved pulley (32) and a sliding grooved pulley (33) which are arranged on the walking trolley, the two sliding grooved pulleys are arranged on two sides of the supporting grooved pulley, and the mounting height of the supporting grooved pulley is higher than that of the sliding grooved pulley.

6. A ramp lift according to claim 1, characterised in that: the left chain group and the right chain group are arranged in two groups side by side, and the slope-shaped lifting pieces are provided with four distribution parts arranged at four corners of the lifting support.

7. Slope lift according to claim 6, characterized in that: the lifting support is provided with a beam (34) side by side, the beam is provided with a flange plate, and the slope-type lifting piece is arranged on the beam through the flange plate.

8. Slope lift according to claim 6, characterized in that: the upper plane of the slope-type lifting piece is connected to the lifting support, the end part of the lower plane of the slope-type lifting piece is provided with a slope (35), and the four slope-type lifting pieces are symmetrically arranged front and back and left and right at the lower end surface of the lifting support.

9. The slope elevator according to claim 1, wherein the two ends of the bottom supporting frame are further provided with P L C controllers for controlling the rotation speed of the speed reducing motor II.

10. The slope lifting machine according to claim 1, wherein a middle tensioning mechanism is further arranged at the middle position of the chain, the left chain set and the right chain set, the middle tensioning mechanism comprises L-shaped adjusting plates (36) distributed on the lifting support and the supporting frame, long waist holes (37) are formed in the L-shaped adjusting plates, and fixed chain wheels (38) matched with the chain are arranged on the L-shaped adjusting plates corresponding to the long waist holes.