Lifting appliance

Abstract

The utility model relates to a lifting appliance, which comprises a cross beam, a lifting frame connected above the cross beam, an electric cabinet connected on the lifting frame, a plurality of side-by-side clamping jaw mechanisms connected on the cross beam, a central controller in the electric cabinet in communication connection with the clamping jaw mechanisms, and a driving device connected above the hollow cross frame, a driving shaft of the driving device is connected with a driving gear, a first rotating shaft and a second rotating shaft are connected to the hollow transverse frame in a penetrating mode, a first gear and a second gear are connected to the first rotating shaft and the second rotating shaft respectively, one side of the hollow transverse frame is movably connected with a first clamping jaw piece assembly, and the other side of the hollow transverse frame is movably connected with a second clamping jaw piece assembly. Visual probes are connected to the bottoms of the first clamping jaw piece assembly and the second clamping jaw piece assembly, laser sensors are connected to the bottoms of the first clamping jaw piece assembly and the second clamping jaw piece assembly, and the visual probes and the laser sensors are in communication connection with the central controller. According to the utility model, the working efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to a sling, in particular to a sling suitable for transformer boxes and cables in power warehouses. Background Art

[0002] With the development of industry, the packaging of goods is a relatively important project. After the goods are packaged, the packaging boxes containing the goods will be transported. This whole process also involves the stacking of packaging boxes. Due to the large volume of packaging boxes, factories are basically equipped with box lifters. Generally, the packaging boxes are sucked by suction cups and then clamped by clamping arms to achieve lifting. It can only be used for the clamping and lifting operations of packaging boxes of the same specifications. It has poor versatility and may cause the boxes to fall, posing certain safety hazards.

[0003] After searching, the patent: A box hanger (CN202321383299.4), including a horizontal plate, a positioning plate is installed at the bottom of the horizontal plate, two movable grooves are provided at the bottom of the horizontal plate, a movable seat is slidably installed in the movable groove, a driving plate is fixedly installed at the bottom of the movable seat, a driving mechanism is provided on the horizontal plate, the driving mechanism is connected to the movable seat, the driving mechanism includes a control box, a servo motor and a threaded rod, the control box is fixedly installed on one side of the horizontal plate, the servo motor is fixedly installed in the control box, the threaded rod is rotatably installed on the inner wall of the two movable grooves away from each other, the output shaft of the servo motor is fixedly connected to the threaded rod, and a vertical plate is fixedly installed at the bottom of the driving plate. The above structure cannot accurately locate the insertion position of the product, resulting in the need for operators to give instructions when grabbing, affecting work efficiency.

[0004] In view of the above-mentioned defects, the designer has actively carried out research and innovation in order to create a new type of sling with greater industrial utilization value. Utility Model Content

[0005] In order to solve the above technical problems, the purpose of this utility model is to provide a sling.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A sling comprises a crossbeam, a hanger is connected above the crossbeam, an electric control box is connected to the hanger, a plurality of side-by-side clamping mechanisms are connected to the crossbeam, each of the clamping mechanisms is communicatively connected to a central controller in the electric control box, the clamping mechanism comprises a hollow crossbeam, the hollow crossbeam is connected to the crossbeam through a connecting frame, a driving device is connected above the hollow crossbeam, a driving shaft of the driving device is connected to a driving gear, a first rotating shaft and a second rotating shaft are passed through the hollow crossbeam, the first rotating shaft and the second rotating shaft located in the hollow crossbeam are connected to a first gear and a second gear respectively, and the first gear is connected to the second gear. The bottoms of a rotating shaft and a second rotating shaft are connected with meshing transmission gears, the upper end of the first rotating shaft is connected with a driven gear meshing with the driving gear, one side of the hollow cross frame is movably connected with a first clamping claw piece assembly by meshing with the first gear and the second gear, the other side of the hollow cross frame is movably connected with a second clamping claw piece assembly by meshing with the first gear and the second gear, the bottoms of the first clamping claw piece assembly and the second clamping claw piece assembly are connected with visual probes, and the bottoms of the first clamping claw piece assembly and the second clamping claw piece assembly are oppositely connected with laser sensors, and the visual probe and the light sensor are communicatively connected to the central controller.

[0008] Preferably, in the sling, the driving motor is a servo motor.

[0009] Preferably, in the described sling, the first clamping jaw assembly includes a first clamping jaw, a first guide groove is provided on the hollow cross frame located between the first rotating shaft and the second rotating shaft, the first clamping jaw is slidably connected in the first guide groove, the left side and the right side of the first clamping jaw are respectively connected to the first rack and the second rack, and the first rack and the second rack are respectively engaged with the first gear and the second gear.

[0010] Preferably, in the described sling, the second clamping jaw assembly includes a second clamping jaw and a third clamping jaw connected by a synchronous connecting plate, and a second guide groove and a third guide groove are respectively provided on the hollow cross frame located on the outside of the first rotating shaft and the second rotating shaft, and the second clamping jaw and the third clamping jaw are respectively slidably connected in the second guide groove and the third guide groove, and the second clamping jaw and the third clamping jaw are respectively connected to the third rack and the fourth rack, and the third rack and the fourth rack are respectively meshed with the first gear and the second gear.

[0011] Preferably, in the aforementioned sling, the bottoms of the first clamping jaw assembly and the second clamping jaw are connected with bottom sensors for preventing collision and bottoming.

[0012] By means of the above solution, the present invention has at least the following advantages:

[0013] The utility model can realize fast and accurate grasping of products through the visual probe, the laser sensor, the bottom contact sensor and the first and second clamping claw plate components, thereby improving work efficiency.

[0014] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and to implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the clamping mechanism of the present utility model. DETAILED DESCRIPTION

[0018] To make the objectives, technical solutions, and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Generally, the components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but merely represents selected embodiments of the present application. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments in the present application without creative work are within the scope of protection of the present application.

[0020] Example

[0021] like Figure 1 and Figure 2As shown, a sling comprises a beam 1, a hanger 2 is connected above the beam 1, an electric control box 3 is connected to the hanger 2, a plurality of side-by-side clamping mechanisms 4 are connected to the beam 1, each of the clamping mechanisms 4 is communicatively connected to the central controller in the electric control box 3, the clamping mechanism 4 comprises a hollow cross frame 41, the hollow cross frame 41 is connected to the beam 1 through a connecting frame 42, a driving device 43 is connected above the hollow cross frame 41, the driving shaft of the driving device 43 is connected to the driving gear, the hollow cross frame 41 is penetrated by a first rotating shaft 44 and a second rotating shaft 46, and the first rotating shaft 44 and the second rotating shaft 46 located in the hollow cross frame are respectively connected to a first gear 4 5 and the second gear 47, the bottoms of the first rotating shaft 44 and the second rotating shaft 46 are connected with meshing transmission gears, the upper end of the first rotating shaft is connected with a driven gear meshing with the driving gear, one side of the hollow cross frame 41 is connected with a first clamping claw piece assembly by meshing with the first gear and the second gear, the other side of the hollow cross frame 41 is connected with a second clamping claw piece assembly by meshing with the first gear and the second gear, the bottoms of the first clamping claw piece assembly and the second clamping claw piece assembly are connected with a visual probe 418, and the bottoms of the opposite first clamping claw piece assembly and the second clamping claw piece assembly are connected with a laser sensor 419, and the visual probe 418 and the light sensor 419 are connected to the central controller for communication.

[0022] The driving motor described in the utility model is a servo motor.

[0023] In the present invention, the first clamping jaw assembly includes a first clamping jaw 49, and a first guide groove 48 is provided on the hollow cross frame 41 located between the first rotating shaft and the second rotating shaft. The first clamping jaw 49 is slidably connected in the first guide groove 48, and the left and right sides of the first clamping jaw 49 are respectively connected to the first rack 410 and the second rack 411, and the first rack 410 and the second rack 411 are respectively engaged with the first gear 45 and the second gear 47.

[0024] In the present invention, the second clamping jaw assembly includes a second clamping jaw 414 and a third clamping jaw 415 connected by a synchronous connecting plate. A second guide groove 412 and a third guide groove 413 are respectively provided on the hollow cross frame 41 located on the outside of the first rotating shaft and the second rotating shaft. The second guide groove 412 and the third guide groove 413 are respectively slidably connected with the second clamping jaw 414 and the third clamping jaw 415. The second clamping jaw 414 and the third clamping jaw 415 are respectively connected with a third rack 416 and a fourth rack 417. The third rack 416 and the fourth rack 417 are respectively meshed with the first gear 45 and the second gear 47.

[0025] In the present invention, sensors for preventing bottoming out are connected to the bottoms of the first clamping jaw assembly and the second clamping jaw.

[0026] In the present invention, the first clamping jaw piece and the second clamping jaw piece on which the visual probe 418 is installed are connected with plug posts.

[0027] The working principle of this utility model is as follows:

[0028] During specific work, the visual probe is used to identify the socket of the product (box), and then the central controller controls the first clamping jaw assembly and the second clamping jaw assembly to dock with the socket of the product. The visual probe can control the accuracy within ±3mm, and finally the sling is lifted and transported to the designated position.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings.

[0030] In the description of this application, it should be noted that the terms "vertical," "horizontal," "inner," and "outer," etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of this application is typically placed when in use. These terms are intended solely to facilitate the description of this application and simplify the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this application. Furthermore, the terms "first," "second," etc., etc., are used solely to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0031] In addition, the terms "horizontal" and "vertical" do not mean that the components must be absolutely horizontal or vertical, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0032] It should also be noted that, in the description of this application, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. A sling comprising a crossbeam (1), a hanger (2) connected above the crossbeam (1), an electric control box (3) connected to the hanger (2), a plurality of side-by-side clamping mechanisms (4) connected to the crossbeam (1), each of the clamping mechanisms (4) being communicatively connected to a central controller in the electric control box (3), characterized in that: The clamping mechanism (4) comprises a hollow cross frame (41), the hollow cross frame (41) is connected to the cross beam (1) through a connecting frame (42), a driving device (43) is connected to the top of the hollow cross frame (41), a driving shaft of the driving device (43) is connected to the driving gear, a first rotating shaft (44) and a second rotating shaft (46) are connected to the hollow cross frame, and a first gear (45) and a second gear (47) are connected to the first rotating shaft (44) and the second rotating shaft (46) located in the hollow cross frame respectively, and a meshing transmission gear is connected to the bottom of the first rotating shaft (44) and the second rotating shaft (46). Gear, the upper end of the first rotating shaft is connected to a driven gear meshed with the driving gear, one side of the hollow cross frame (41) is connected to a first clamping claw piece assembly by meshing with the first gear and the second gear, the other side of the hollow cross frame (41) is connected to a second clamping claw piece assembly by meshing with the first gear and the second gear, the bottom of the first clamping claw piece assembly and the second clamping claw piece assembly are connected to a visual probe (418), and the bottom of the first clamping claw piece assembly and the second clamping claw piece assembly are connected to a laser sensor (419), and the visual probe (418) and the light sensor (419) are connected to the central controller for communication.

2. A sling according to claim 1, characterized in that: The driving motor is a servo motor.

3. The sling according to claim 1, characterized in that: The first clamping jaw assembly includes a first clamping jaw (49), a first guide groove (48) is provided on the hollow cross frame (41) between the first rotating shaft and the second rotating shaft, the first clamping jaw (49) is slidably connected in the first guide groove (48), and the left side and the right side of the first clamping jaw (49) are respectively connected to the first rack (410) and the second rack (411), and the first rack (410) and the second rack (411) are respectively engaged with the first gear (45) and the second gear (47).

4. The sling according to claim 1, characterized in that: The second clamping jaw assembly includes a second clamping jaw (414) and a third clamping jaw (415) connected by a synchronous connecting plate. A second guide groove (412) and a third guide groove (413) are respectively provided on the hollow cross frame (41) located outside the first rotating shaft and the second rotating shaft. The second clamping jaw (414) and the third clamping jaw (415) are respectively slidably connected in the second guide groove (412) and the third guide groove (413). The second clamping jaw (414) and the third clamping jaw (415) are respectively connected to a third rack (416) and a fourth rack (417). The third rack (416) and the fourth rack (417) are respectively engaged with the first gear (45) and the second gear (47).

5. The sling according to claim 1, characterized in that: The bottoms of the first clamping jaw assembly and the second clamping jaw are connected to bottom sensors for preventing bottoming.

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