CN215886196U

CN215886196U - Inclined automatic lifting platform with feeding trolley

Info

Publication number: CN215886196U
Application number: CN202122009666.1U
Authority: CN
Inventors: 陈燕; 王锐
Original assignee: Wuxi Steinberg Machinery Co ltd
Current assignee: Wuxi Steinberg Machinery Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-22
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses an inclined automatic lifting platform with a feeding trolley, and aims to solve the problems by providing the following technical scheme, wherein the inclined automatic lifting platform comprises a base, a pin shaft, a lifting platform and the feeding trolley, wherein the lifting platform and the feeding trolley are arranged above the base; the base is provided with a lifting power source for driving the pin shaft to lift, so that the lifting platform can lift by changing an included angle between the first fork arm and the second fork arm. The workman can easily see the material and easily take the material from the one side of the downward sloping of pay-off dolly, need not incline the health, avoids leading to falling down the accident because the skew of focus of slope health, guarantees workman's personal safety.

Description

Inclined automatic lifting platform with feeding trolley

Technical Field

The utility model relates to the field of conveying, in particular to an inclined automatic lifting platform with a feeding trolley.

Background

The lifting platform is a hoisting machine for vertically transporting people or objects.

At present, chinese patent with publication number CN109704006A discloses a lifting transmission platform and a transmission method thereof, which comprises a base assembly, a lifting assembly and a transmission assembly. The basic assembly comprises a base, two groups of first movable rods and second movable rods which are arranged on two sides of the base and are crossed in an X shape, and two frames arranged on each group of the first movable rods and the second movable rods; the lifting assembly comprises a cylinder and a connecting rod for connecting an output shaft of the cylinder and the frame; the transmission assembly comprises a servo motor and a transmission chain connected with the servo motor.

The lifting platform can be horizontally lifted to a fixed height, but when articles are taken from the platform, a user needs to incline the body to see or reach the objects on the platform, and the inclined body has accidents caused by unstable gravity center, so that the labor is wasted, the potential safety hazard is caused, and the lifting platform has an improved space.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the inclined automatic lifting platform with the feeding trolley, which has the advantage that objects on the lifting platform can be seen or taken without inclining the body of a worker.

In order to achieve the purpose, the utility model provides the following technical scheme:

an inclined automatic lifting platform with a feeding trolley comprises a base, a pin shaft, a lifting platform arranged above the base and the feeding trolley used for conveying materials to the lifting platform, wherein a first fork arm and a second fork arm are arranged on two sides of the base, the first fork arm and the second fork arm on the two sides are linked through the pin shaft, the first fork arm and the second fork arm are in cross rotation connection with each other, and a cross point of the first fork arm and the second fork arm is arranged on one side close to the lifting platform, so that one side close to the cross point inclines downwards when the lifting platform ascends; the base is provided with a lifting power source for driving the pin shaft to lift, so that the lifting platform can lift by changing an included angle between the first fork arm and the second fork arm.

By adopting the technical scheme, the pin shaft is driven to ascend by the lifting power source, the pin shaft simultaneously drives the first fork arm and the second fork arm on the two sides of the base to rotate, the included angle between the first fork arm and the second fork arm is changed, and the ascending and descending of the lifting platform are realized. When the first fork arm and the second fork arm rotate mutually, under the same rotating angle, the rotating circumference length of one end of the first fork arm and the second fork arm close to the intersection point is smaller, and the lifting displacement for driving the lifting platform on the corresponding side to lift is smaller. The circumferential length of the rotation of one end of the first fork arm and the second fork arm, which is far away from the intersection point, is larger, and the lifting platform on the corresponding side is driven to lift by larger displacement. The lifting displacement of the two sides of the lifting platform is different, and one side of the lifting platform is obliquely lifted. Lifting platform lifts up the pay-off dolly aslope, and the workman can easily see the material and easily take the material from one side of the downward sloping of pay-off dolly, need not incline the health, avoids because the focus skew that the slope health leads to avoid unexpected falling accident, guarantee workman's personal safety.

Furthermore, one side of the lifting platform, which inclines upwards, is rotatably connected with a first baffle.

By adopting the technical scheme, when the lifting platform is close to the base, namely the first fork arm and the second fork arm are in a horizontal state, the feeding trolley moves to the position above the lifting platform from one side of the lifting platform, when the feeding trolley completely moves to the position above the lifting platform, the first baffle plate is rotated, the bottom of the feeding trolley is blocked above the lifting platform, the feeding trolley is prevented from sliding off due to the fact that the lifting platform moves upwards, the feeding trolley is protected, and the safety of the lifting platform is improved.

Furthermore, a second baffle is fixedly arranged on one downward inclined side of the lifting platform.

By adopting the technical scheme, when the lifting platform is close to the base, namely the first fork arm and the second fork arm are in a horizontal state, the feeding trolley moves to the upper part of the lifting platform from one side of the lifting platform, the feeding trolley is blocked on the lifting platform by the second baffle plate, the feeding trolley is prevented from being incompletely positioned right above the lifting platform due to too much moving distance, and therefore the positioning of the feeding trolley on the lifting platform is facilitated. When the lifting platform rises obliquely, the second baffle blocks the feeding trolley on the lifting platform, so that the oblique feeding trolley is prevented from falling due to gravity, and the feeding trolley is protected.

Furthermore, one end of the first fork arm, which is close to the base, is rotatably connected with a lower rubber wheel, the lower rubber wheel is in contact with the base, and one end of the second fork arm, which is close to the base, is hinged with the base.

By adopting the technical scheme, when the lifting power source pushes the first fork arm and the second fork arm to move, one end of the second fork arm rotates around the hinge point, the lower rubber wheel of the first fork arm rolls on the base, the relative rotation between the first fork arm and the second fork arm and the change of the included angle between the first fork arm and the second fork arm are realized, and therefore the end, far away from the base, of the first fork arm and the second fork arm is close to or far away from the base relative to the base, namely the lifting platform is close to or far away from the base. The lower rubber wheel is made of rubber materials, has certain elasticity, buffers the vibration of the first fork arm to move, enables the lifting of the lifting table to be stable, and prevents the feeding trolley from falling due to vibration. The lower rubber wheel rolls on the base, rolling friction exists between the lower rubber wheel and the base, and compared with sliding friction, the lower rubber wheel has smaller friction force, so that the lifting power source can easily push the first fork arm and the second fork arm, the abrasion of the first fork arm is reduced, and the service life is prolonged.

Further, the top surface of base is fixed and is equipped with the opening along the lower guide rail of the U-shaped of the one end of first yoke near the base of horizontal direction, lower rubber tyer roll connection is inside the U-shaped of lower guide rail.

Adopt above-mentioned technical scheme, when the lift power supply promoted the upward movement of round pin axle, first yoke has the trend of rebound to lower rubber tyer has the trend of rebound, the opening is down the rubber tyer along the degree of freedom of vertical direction under the U-shaped lower guideway restriction of the one end that is close to the base of first yoke, avoids rubber tyer rebound down, it is effective to make lower rubber tyer slide in the lower guideway, thereby rotation between first yoke and the second yoke is effective, improves lift platform's practicality.

Furthermore, the feeding trolley comprises a box body with an upward opening and a supporting frame fixedly connected to the bottom of the box body.

By adopting the technical scheme, materials are placed in the box body of the feeding trolley, so that the inclined materials are prevented from sliding down due to gravity. The support frame strengthens the intensity of bottom half, makes the pay-off dolly can bear heavier material, increases lift platform's practicality.

Further, the bottom of the support frame is provided with a roller.

By adopting the technical scheme, the rolling friction between the roller and the ground reduces the friction force, so that the feeding trolley can move more conveniently, and particularly, heavier materials can be moved more conveniently.

Furthermore, the end part of the support frame is fixedly provided with a vehicle corner extending towards the direction of the end part far away from the support frame.

By adopting the technical scheme, in the moving process of the feeding trolley, the corners extending outwards touch surrounding objects first, so that the support frame is prevented from being damaged due to collision, and the feeding trolley is protected.

In conclusion, the utility model has the following beneficial effects:

1. the first baffle and the second baffle on two sides of the lifting platform limit the degree of freedom of the feeding trolley along the plane of the lifting platform, so that the feeding trolley is stably positioned on the lifting platform;

2. the intersection point of the first fork arm and the second fork arm is arranged at a non-midpoint position, and the intersection point is arranged at one side close to the lifting platform, so that the moving distances of one end and the other end of the first fork arm and the second fork arm close to the intersection point are different, the moving distances of one side close to the intersection point and one side far away from the intersection point of the lifting platform are different, and the lifting platform is inclined.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

fig. 2 is a sectional view of the lower rail of the present embodiment.

In the figure: 1. a base; 2. a lifting platform; 3. a first yoke; 4. a second prong; 5. a pin shaft; 6. a lifting power source; 7. a lower guide rail; 8. a rubber wheel is arranged; 9. an upper guide rail; 10. gluing wheels; 11. a first baffle plate; 12. a second baffle; 13. a feeding trolley; 131. a box body; 132. a support frame; 133. turning corners; 134. a roller; 14. and a guide block.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

An inclined automatic lifting platform with a feeding trolley, which is shown in figure 1, comprises a feeding trolley 13, a base 1, a pin shaft 5 and a lifting platform 2. The base 1 is placed on the ground, two lower guide rails 7 are fixedly connected to the upper surface of the base 1, and the two lower guide rails 7 are arranged on two sides of the base 1 in parallel respectively.

Referring to fig. 2, two upper guide rails 9 are fixedly connected to the lower surface of the lifting platform 2, and the two upper guide rails 9 are respectively arranged on two long sides of the lifting platform 2 in parallel. The upper rail 9 and the lower rail 7 are each U-shaped in cross section, and the openings of the two lower rails 7 are arranged in a direction toward each other in the horizontal direction, and the openings of the two upper rails 9 are arranged in a direction toward each other in the horizontal direction.

Referring to fig. 2, two sets of first fork arms 3 and second fork arms 4 are arranged between a base 1 and a lifting platform 2, the two sets of first fork arms 3 and second fork arms 4 are respectively arranged at two sides of the base 1, the first fork arms 3 and the second fork arms 4 are mutually crossed and rotatably connected through a pin 5, the first fork arms 3 and the second fork arms 4 at two sides of the base 1 are linked through the pin 5, and a cross point of the first fork arms 3 and the second fork arms 4 is arranged at one side close to the lifting platform 2, so that one side close to the cross point inclines downwards when the lifting platform 2 ascends.

Referring to fig. 2, one end of the first yoke 3 close to the base 1 is rotatably connected with a lower rubber wheel 8, the lower rubber wheel 8 is connected in a U-shaped opening of the lower guide rail 7 in a rolling manner, and the other end of the first yoke 3 is hinged to the bottom surface of the lifting platform 2. One end of the second forked arm 4 close to the base 1 is hinged to the top surface of the base 1, the other end of the second forked arm 4 is rotatably connected with an upper rubber wheel 10, and the upper rubber wheel 10 is connected in a rolling manner in a U-shaped opening of the upper guide rail 9.

Referring to fig. 1, a base 1 is provided with a lifting power source 6 for driving a pin 5 to lift, so as to realize the lifting of a lifting platform 2 by changing an included angle between a first fork arm 3 and a second fork arm 4, the lifting power source 6 adopts an electric cylinder, a cylinder body of the electric cylinder is hinged to the base 1, and a telescopic rod of the electric cylinder is hinged to the middle part of the pin 5.

Referring to fig. 1, the feeding cart 13 includes four corners 133, four rollers 134, a rectangular box 131 with an upward opening, and a rectangular support 132 fixedly connected to the bottom of the box 131. The four rollers 134 are disposed at four corners of the bottom surface of the supporting frame 132. The four corners 133 are respectively disposed at four corners of the top surface of the supporting frame 132, and the four corners 133 extend obliquely upward in a direction away from the supporting frame 132.

Referring to fig. 1 and 2, two strip-shaped first baffle plates 11 are rotatably connected to one side of the lifting platform 2, which is inclined upward. Two guide blocks 14 are fixedly connected to one side of the base 1 close to the first baffle 11, and top surfaces of the two guide blocks 14 are inclined downwards towards each other. When the elevating platform 2 is dropped on the base 1, the first barrier 11 is in contact with the top surface of the guide block 14. When the lifting platform 2 ascends, one end of the first baffle plate 11 slides on the top surface of the guide block 14 along with the ascending of the lifting platform 2 and rotates until the side surface of the first baffle plate 11 completely leaves the top surface of the guide block 14, the first baffle plate 11 is changed from the inclined state to the vertical state, and at the moment, one end of the first baffle plate 11 far away from the guide block 14 is in contact with the support frame 132 of the feeding trolley 13, so that the positioning of the upward inclined side of the feeding trolley 13 is realized.

Referring to fig. 1, a second baffle 12 is fixedly arranged on one downward-inclined side of the lifting table 2, the section of the second baffle 12 is L-shaped, the side surface of the second baffle 12 is fixedly connected to the downward-inclined side surface of the lifting table 2, and the side surface and the top surface of the second baffle 12 are respectively contacted with the side surface and the top surface of the support frame 132 of the feeding trolley 13, so that the downward-inclined side of the feeding trolley 13 is positioned.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a take tilting automatic rising platform of pay-off dolly which characterized in that: comprises a base (1), a pin shaft (5), a lifting platform (2) arranged above the base (1) and a feeding trolley (13) used for conveying materials onto the lifting platform (2);

a first fork arm (3) and a second fork arm (4) are arranged on two sides of the base (1), the first fork arm (3) and the second fork arm (4) on the two sides are linked through a pin shaft (5), the first fork arm (3) and the second fork arm (4) are connected in a crossed manner in a rotating mode, the cross point of the first fork arm (3) and the second fork arm (4) is arranged on one side close to the lifting platform (2), and one side close to the cross point inclines downwards when the lifting platform (2) rises;

the base (1) is provided with a lifting power source (6) for driving the pin shaft (5) to lift, so that the lifting platform (2) can lift by changing an included angle between the first fork arm (3) and the second fork arm (4).

2. The inclined automatic lifting platform with the feeding trolley as claimed in claim 1, wherein: the one side of the lifting platform (2) which inclines upwards is connected with a first baffle (11) in a rotating way.

3. The inclined automatic lifting platform with the feeding trolley as claimed in claim 1, wherein: a second baffle (12) is fixedly arranged on one downward inclined side of the lifting platform (2).

4. The inclined automatic lifting platform with the feeding trolley as claimed in claim 1, wherein: one end, close to the base (1), of the first fork arm (3) is rotatably connected with a lower rubber wheel (8), the lower rubber wheel (8) is in contact with the base (1), and one end, close to the base (1), of the second fork arm (4) is hinged to the base (1).

5. The inclined automatic lifting platform with the feeding trolley as claimed in claim 4, wherein: the top surface of base (1) is fixed and is equipped with opening along the lower rail (7) of the U-shaped of the one end of first yoke (3) that is close to base (1), rubber tyer (8) roll connection is inside in the U-shaped of lower rail (7) down.

6. The inclined automatic lifting platform with the feeding trolley as claimed in claim 1, wherein: the feeding trolley (13) comprises a box body (131) with an upward opening and a supporting frame (132) fixedly connected to the bottom of the box body (131).

7. The inclined automatic lifting platform with the feeding trolley as claimed in claim 6, wherein: the bottom of the support frame (132) is provided with a roller (134).

8. The inclined automatic lifting platform with the feeding trolley as claimed in claim 7, wherein: the end part of the support frame (132) is fixedly provided with a vehicle corner (133) extending towards the direction far away from the end part of the support frame (132).