Lifting device with positioning function

By using adjustable height positioning wheels and positioning rods in the lifting device, the problem of inaccurate positioning after cargo lifting is solved, thus improving the stability and positioning accuracy of the equipment.

CN223633037UActive Publication Date: 2025-12-05SUZHOU HEITIAN INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202423308586.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-12-05
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

During cargo handling, the lifting equipment suffers from poor stability, inaccurate stopping, and difficulty in precise positioning. This is especially true when carrying goods of varying weights, as the timing belt loosens after prolonged use, leading to inaccurate positioning.

Method used

A positioning assembly including a first positioning wheel and a second positioning wheel is used. By adjusting its height to adapt to the lifting height of the support frame, and by using a positioning rod to engage within the clamping range, combined with the cooperation of the positioning cylinder and the guide rod, the accurate positioning of the support frame at the target position is ensured.

Benefits of technology

This technology enables the lifting device to accurately position itself after the goods are lifted or lowered, improving the stability and positioning accuracy of the lifting equipment and preventing positioning inaccuracies caused by slack.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model aims to provide a lifting device with a positioning function, which solves the problem of how to position cargo lifting, and comprises a lifting component, a bearing frame and a positioning component, the lifting component comprises a frame, the bearing frame is arranged on the frame in a sliding manner, and the bearing frame is used for bearing an object; the anti-falling assembly comprises a lifting block and a lifting column, the lifting block is arranged on the bearing frame, and the lifting column is arranged on the lifting block in a sliding mode; the height of the first positioning wheel and the height of the second positioning wheel are determined according to the lifting height of the bearing frame, when the bearing frame is lifted to the set position, a positioning rod is inserted between the first positioning wheel and the second positioning wheel, the positioning rod is clamped in the clamping interval, and therefore the position of the bearing frame can be fixed, and the bearing frame is convenient to move. Therefore, the problem of how to position cargo lifting is solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to goods lifting field, in particular to a kind of lifting device with positioning effect. BACKGROUND

[0002] In the goods handling process, especially heavy load, various accidents are prone to occur in lifting process, such as poor stability of lifting equipment, inaccurate parking of lifting equipment, not easy to discharge, carrying goods of different weights, and synchronous belt relaxation after long time use, so how to position after determining the position of goods lifting is a problem to be solved. INVENTION CONTENTS

[0003] The utility model aims at providing a kind of lifting device with positioning effect, solve how to position after goods lifting.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0005] The utility model provides a kind of lifting device with positioning effect, including lifting assembly, support frame and positioning assembly,

[0006] The lifting assembly includes frame, the support frame is slidably arranged on the frame, and the support frame is used to support object;

[0007] The anti-falling assembly includes lifting block and lifting column, the lifting block is arranged on the support frame, and the lifting column is slidably arranged on the lifting block;

[0008] The positioning assembly includes first positioning wheel, second positioning wheel and positioning rod, the first positioning wheel and the second positioning wheel are arranged on the frame, the first positioning wheel and the second positioning wheel form clamping interval, the positioning rod is movably arranged on the support frame, and the positioning rod has two states of clamping and away from the clamping interval.

[0009] Optionally, the positioning assembly further includes positioning cylinder, connecting plate and guide rod, the positioning cylinder is arranged on the support frame, the positioning rod is connected with the drive end of the positioning cylinder, the guide rod is movably arranged on the support frame, the guide rod and the positioning rod are respectively located on both sides of the positioning cylinder, the connecting plate is connected with the guide rod and the positioning rod at both ends respectively, and the drive end of the positioning cylinder is connected with the middle part of the connecting plate.

[0010] Optionally, position sensor is arranged on the support frame, and the position sensor is signal connected with the positioning cylinder.

[0011] Optionally, the positioning assembly further comprises a positioning plate arranged inside the frame, a plurality of positioning holes are arranged on the positioning plate, the plurality of positioning holes are vertically arranged at intervals, and the first positioning wheel and the second positioning wheel are rotatably arranged on the positioning plate.

[0012] Further, the first positioning wheel has a first rolling groove on the outer periphery thereof, the second positioning wheel has a second rolling groove on the outer periphery thereof, and the clamping interval is located between the first rolling groove and the second rolling groove.

[0013] Optionally, the lifting assembly further comprises a first synchronous wheel and a second synchronous wheel, the first synchronous wheel is arranged on the first synchronous shaft, the second synchronous wheel is arranged on the second synchronous shaft, and the synchronous belt is sleeved on the first synchronous wheel and the second synchronous wheel.

[0014] Optionally, the lifting assembly further comprises a first sliding rod and a second sliding rod, counterweights are slidably arranged on the first sliding rod and the second sliding rod, the counterweights are arranged on the synchronous belt, and the counterweights and the supporting frame are located on two sides of the frame, respectively.

[0015] Further, the bottom of the frame is further provided with a buffer column, and the buffer column is located on a falling path of the counterweight.

[0016] Thanks to the above technical scheme, the lifting device with the positioning function has the following advantages compared with the prior art:

[0017] The lifting device with the positioning function has the following advantages compared with the prior art: BRIEF DESCRIPTION OF DRAWINGS

[0018] Some specific embodiments of the lifting device with the positioning function will be described in detail below with reference to the accompanying drawings in an exemplary and non-limiting manner. The same reference signs in the drawings represent the same or similar components or parts. Those skilled in the art should understand that the drawings are not necessarily drawn to scale. In the drawings:

[0019] Figure 1 is a perspective view of the lifting device with the positioning function according to the preferred embodiment of the present application;

[0020] Figure 2 is Figure 1 is a perspective view from another viewing angle;

[0021] Figure 3 isFigure 2 A part enlarged view of the A part shown in the figure;

[0022] Figure 4 is a structural schematic view of the positioning assembly on the bearing bracket;

[0023] Figure 5 is another view of the structural schematic view of the positioning assembly on the bearing bracket;

[0024] Figure 6 is a part structural enlarged view of the positioning assembly.

[0025] In the figure, the reference signs are explained as follows:

[0026] 1, lifting assembly; 2, anti-falling assembly; 3, counterweight; 6, bearing bracket; 7, positioning assembly;

[0027] 8, buffer column; 9, sensing sheet; 11, frame; 12, motor; 13, first synchronous shaft; 14, second synchronous shaft; 15, synchronous belt; 17, first synchronous wheel; 18, second synchronous wheel; 19, first sliding rod; 20, second sliding rod; 21, lifting block; 22, lifting column; 71, first positioning wheel; 72, second positioning wheel; 73, positioning rod; 74, clamping interval; 75, positioning cylinder; 76, connecting plate; 77, guide rod; 78, positioning plate; 79, positioning hole; 91, first position sensor; 92, second position sensor; 710, first rolling groove; 720, second rolling groove; 730, arc-shaped guide surface; 731, first guide block; 772, second guide block. DETAILED DESCRIPTION

[0028] The technical solutions of the present application will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0029] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0030] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0031] As Figure 1 And Figure 2 And Figure 3 As shown in the figure, a lifting device with positioning function, comprising a lifting assembly 1, a falling prevention assembly 2, a supporting frame 6 and a positioning assembly 7, the lifting assembly 1 comprises a frame 11, a motor 12, a first synchronous shaft 13, a second synchronous shaft 14 and a synchronous belt 15, the motor 12 is arranged on the frame 11, the first synchronous shaft 13 and the second synchronous shaft 14 are rotatably arranged at both ends of the frame 11 respectively, the first synchronous shaft 13 is arranged at the lower end of the frame 11, and the second synchronous shaft 14 is arranged at the upper end of the frame 11.

[0032] The first synchronous shaft 13 is connected with the driving end of the motor 12, the synchronous belt 15 is sleeved on the first synchronous shaft 13 and the second synchronous shaft 14, and when the motor 12 drives the first synchronous shaft 13 to rotate, the first synchronous shaft 13 drives the second synchronous shaft 14 to rotate through the synchronous belt 15.

[0033] The positioning assembly 7 comprises a first positioning wheel 71, a second positioning wheel 72 and a positioning rod 73, the first positioning wheel 71 and the second positioning wheel 72 are arranged on the frame 11 in a top-down manner, the first positioning wheel 71 is arranged above the second positioning wheel 72, a clamping interval 74 is formed between the first positioning wheel 71 and the second positioning wheel 72, and the positioning rod 73 is movably arranged on the supporting frame 6.

[0034] The positioning rod 73 has two states of clamping and moving away from the clamping interval 74, in the process of lifting the supporting frame 6 and the goods, the positioning rod 73 moves away from the clamping interval 74, when the supporting frame 6 and the goods reach the set position, the positioning rod 73 is pushed, and the positioning rod 73 is clamped in the clamping interval 74.

[0035] The lifting assembly 1 further comprises a first synchronous wheel 17 and a second synchronous wheel 18, the first synchronous wheel 17 is arranged on the first synchronous shaft 13, the second synchronous wheel 18 is arranged on the second synchronous shaft 14, the synchronous belt 15 is sleeved on the first synchronous wheel 17 and the second synchronous wheel 18, and the first synchronous wheel 17 and the second synchronous wheel 18 are both provided with a guard ring, so that the synchronous belt 15 is limited in the middle by the two guard rings, and the synchronous belt 15 is not easy to fall off from the first synchronous wheel 17 and the second synchronous wheel 18.

[0036] The lifting assembly 1 further comprises a first sliding rod 19 and a second sliding rod 20, the counterweight 3 is arranged on the first sliding rod 19 and the second sliding rod 20, the counterweight 3 is arranged on the synchronous belt 15, the synchronous belt 15 rotates to drive the counterweight 3 to ascend or descend, the counterweight 3 is located on both sides of the frame 11 respectively with the support frame 6, the counterweight 3 is at the lowest position when the support frame 6 is at the highest position, and the counterweight 3 is at the highest position when the support frame 6 is at the lowest position, the counterweight 3 plays a role of reducing the load of the motor 12.

[0037] The frame 11 is further provided with a buffer column 8, the buffer column 8 is located on the falling path of the counterweight 3, if the synchronous belt 15 is broken, the counterweight 3 will fall downward, the counterweight 3 falls to the buffer column 8, and the buffer column 8 can block the falling of the counterweight 3.

[0038] As shown in Figure 4 and Figure 5 and Figure 6 The anti-falling assembly 2 comprises a lifting block 21 and a lifting column 22, the lifting block 21 is arranged on the support frame 6, the lifting column 22 is arranged on the lifting block 21 in a sliding manner, the lifting column 22 is connected with the lifting block 21 through a screw rod in a sliding manner, the support frame 6 is arranged on the frame 11 in a sliding manner, the support frame 6 is used for supporting goods, the synchronous belt 15 rotates, and the support frame 6 on the synchronous belt 15 moves following.

[0039] The positioning assembly 7 further comprises a positioning cylinder 75, the positioning cylinder 75 is arranged on the support frame 6, the positioning rod 73 is connected with the driving end of the positioning cylinder 75, and the positioning cylinder 75 drives the positioning rod 73 to move.

[0040] The positioning assembly 7 further comprises a connecting plate 76 and a guide rod 77, the guide rod 77 is arranged on the support frame 6 in a moving manner, the guide rod 77 and the positioning rod 73 are located on both sides of the positioning cylinder 75 respectively, the connecting plate 76 is connected with the guide rod 77 and the positioning rod 73 at two ends respectively, and the middle part of the connecting plate 76 is connected with the driving end of the positioning cylinder 75, in this example, the driving direction of the positioning cylinder 75 is away from the clamping interval 74, so that the positioning cylinder 75 keeps the driving state of being outward when the positioning rod 73 is away from the clamping interval 74, when the support frame 6 is lifted to the set height, the driving end of the positioning cylinder 75 is retracted, then the connecting plate 76 drives the guide rod 77 and the positioning rod 73 to move together, the positioning rod 73 is clamped in the clamping interval 74, and the guide rod 77 has a guiding effect on the positioning rod 73, so as to prevent the positioning rod 73 from being dislocated with the clamping interval 74.

[0041] The end of the positioning rod 73 is provided with an arc-shaped guide surface 730, so that the positioning rod 73 is more easily inserted into the clamping interval 74 when the support frame 6 is not in the correct position due to the different weights of the supported heavy objects or the fatigue of the synchronous belt.

[0042] The positioning assembly 7 further comprises a first guide block 731 and a second guide block 772, both of which are arranged on the support frame 6, the positioning rod 73 is slidingly arranged on the first guide block 731, and the guide rod 77 is slidingly arranged on the second guide block 772, the first guide block 731 has a guiding effect on the positioning rod 73, and the second guide block 772 has a guiding effect on the guide rod 77.

[0043] The positioning assembly 7 further comprises a positioning plate 78 arranged inside the frame 11, a plurality of positioning holes 79 are arranged on the positioning plate 78, the plurality of positioning holes 79 are vertically arranged at intervals, and the first positioning wheel 71 and the second positioning wheel 72 are rotationally arranged on the positioning plate 78, so that when the positioning rod 73 enters the clamping interval 74, the positioning rod 73 is in rolling contact with the first positioning wheel 71 and the second positioning wheel 72, the positioning holes 79 are used to adjust the position of the positioning plate 78 on the frame 11, and the positioning holes 79 are long holes.

[0044] The support frame 6 is provided with a sensor sheet 9, the frame 11 is provided with a first position sensor 91 and a second position sensor 92, the second position sensor 92 is arranged above the first position sensor 91, when the first position sensor 91 senses the sensor sheet 9, the first position sensor 91 sends a signal to the motor 12, the motor 12 drives to rotate at a reduced speed until the sensor sheet 9 is inducted by the second position sensor 92, at this time, the motor 12 stops driving, the second position sensor 92 sends a signal to the positioning cylinder 75, the support frame 6 stops moving, and the positioning cylinder 75 drives the connecting plate 76 to move, the connecting plate 76 drives the guide rod 77 and the positioning rod 73 to move together.

[0045] The first positioning wheel 71 has a first rolling groove 710 on the outer periphery, the second positioning wheel 72 has a second rolling groove 720 on the outer periphery, and the clamping interval 74 is located between the first rolling groove 710 and the second rolling groove 720, so as to reduce the friction between the positioning rod 73 and the first positioning wheel 71 and the second positioning wheel 72, the positioning rod 73 is easy to enter the clamping interval 74, and the first rolling groove 710 and the second rolling groove 720 can also prevent the positioning rod 73 from deviating.

[0046] Similarly, when the positioning rod 73 is to be away from the clamping interval 74, the positioning rod 73 is retracted, and the first positioning wheel 71 and the second positioning wheel 72 are jointly rotated, so as to reduce the friction between the positioning rod 73 and the first positioning wheel 71 and the second positioning wheel 72.

[0047] The above examples are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable those skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A lifting device with positioning function, comprising a lifting assembly (1), a falling prevention assembly (2), a supporting frame (6) and a positioning assembly (7), characterized in that, the lifting assembly (1) comprises a frame (11), the supporting frame (6) is slidingly arranged on the frame (11), and the supporting frame (6) is used for supporting an object; the falling prevention assembly (2) comprises a lifting block (21) and a lifting column (22), the lifting block (21) is arranged on the supporting frame (6), and the lifting column (22) is slidingly arranged on the lifting block (21); the positioning assembly (7) comprises a first positioning wheel (71), a second positioning wheel (72) and a positioning rod (73), the first positioning wheel (71) and the second positioning wheel (72) are arranged on the frame (11), a clamping interval (74) is formed between the first positioning wheel (71) and the second positioning wheel (72), the positioning rod (73) is movably arranged on the supporting frame (6), and the positioning rod (73) has two states of being clamped and being away from the clamping interval (74).

2. Lifting device with positioning action according to claim 1, characterized in that the positioning assembly (7) further comprises a positioning cylinder (75), a connecting plate (76) and a guide rod (77), the positioning cylinder (75) is arranged on the supporting frame (6), the positioning rod (73) is connected with a driving end of the positioning cylinder (75), the guide rod (77) is movably arranged on the supporting frame (6), the guide rod (77) and the positioning rod (73) are respectively located on two sides of the positioning cylinder (75), two ends of the connecting plate (76) are respectively connected with the guide rod (77) and the positioning rod (73), and the driving end of the positioning cylinder (75) is connected with a middle part of the connecting plate (76).

3. Lifting device with positioning action according to claim 2, characterized in that a position sensor (9) is arranged on the supporting frame (6), and the position sensor (9) is signal-connected with the positioning cylinder (75).

4. The lifting device with positioning action according to claim 1, characterized in that the positioning assembly (7) further comprises a positioning plate (78), the positioning plate (78) is arranged on an inner side of the frame (11), a plurality of positioning holes (79) are arranged on the positioning plate (78), the plurality of positioning holes (79) are vertically arranged at intervals, and the first positioning wheel (71) and the second positioning wheel (72) are rotatably arranged on the positioning plate (78).

5. Lifting device with positioning action according to claim 4, characterized in that a first rolling groove (710) is arranged on an outer periphery of the first positioning wheel (71), a second rolling groove (720) is arranged on an outer periphery of the second positioning wheel (72), and the clamping interval (74) is located between the first rolling groove (710) and the second rolling groove (720).

6. The lifting device with positioning action according to claim 1, characterized in that the lifting assembly (1) further comprises a first synchronous shaft (13), a second synchronous shaft (14), a synchronous belt (15), a first synchronous wheel (17) and a second synchronous wheel (18), the first synchronous wheel (17) is arranged on the first synchronous shaft (13), the second synchronous wheel (18) is arranged on the second synchronous shaft (14), and the synchronous belt (15) is sleeved on the first synchronous wheel (17) and the second synchronous wheel (18).

7. Lifting device with positioning action according to claim 6, characterized in that The lifting assembly (1) further comprises a first sliding rod (19) and a second sliding rod (20), a counterweight (3) is arranged on the first sliding rod (19) and the second sliding rod (20) to slide, the counterweight (3) is arranged on the synchronous belt (15), and the counterweight (3) and the supporting frame (6) are located on two sides of the frame (11) respectively.

8. Lifting device with positioning action according to claim 7, characterized in that The bottom of the frame (11) is further provided with a buffer column (8), and the buffer column (8) is located on a falling path of the counterweight (3).