Vacuum suction lifting feeding and discharging device for heavy steel plates

Abstract

The utility model discloses a heavy steel plate vacuum sucking and lifting feeding and discharging device, and relates to the technical field of vacuum sucking and lifting feeding and discharging devices, the heavy steel plate vacuum sucking and lifting feeding and discharging device comprises a bottom plate, an adjusting mechanism and a sucking and lifting mechanism, the adjusting mechanism comprises a U-shaped groove body, the U-shaped groove body is fixedly connected to the lower surface of the bottom plate, a motor is fixedly connected to the inner wall of one side of the U-shaped groove body, and a lead screw is installed at the output end of the motor; the end, away from the motor, of the lead screw is rotationally connected with the inner wall of the other side of the U-shaped groove body through a bearing, the outer surface of the lead screw is in threaded connection with two moving blocks, the lead screw is provided with two threaded sections with opposite threads, the two moving blocks are located on the threaded sections with the opposite threads of the lead screw correspondingly, and a sliding rod is fixedly connected to the inner side wall of the lower end of the U-shaped groove body. Two sliding blocks are slidably connected to the outer surface of the sliding rod, and connecting rods are connected between the upper surfaces of the sliding blocks and the lower surfaces of the moving blocks; through cooperation of the structures, different positions of the steel plates with different widths can be sucked and hoisted, and the flexibility of steel plate sucking and hoisting feeding and discharging is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of vacuum lifting loading and unloading devices, and specifically relates to a heavy steel plate vacuum lifting loading and unloading device. Background Art

[0002] The heavy steel plate vacuum lifting loading and unloading technology is an efficient handling and loading and unloading method, which uses the negative pressure generated by a vacuum suction cup to adsorb and carry heavy steel plates. This technology is widely used in fields such as steel manufacturing, shipbuilding, and heavy machinery manufacturing, especially when dealing with large and heavy steel plates, its advantages are particularly obvious.

[0003] The utility model with the publication number of CN207209731U discloses a steel plate loading and unloading vacuum suction cup device, which includes an upper fixing plate, a lower fixing plate, a vacuum suction cup, a vacuum pipeline, a spring, a traction rope, a support column, a vacuum pump, a chain, and a hook ring; the upper fixing plate is a rectangular plate structure, and four support columns are respectively installed on the bottom end face of the upper fixing plate, and the bottom end faces of the four support columns are installed at the four right angles of the top end face of the lower fixing plate; a traction rope is respectively installed on the top of the vacuum suction cup, and the top of the traction rope is respectively installed on the bottom end face of the lower fixing plate; the bottom end face of the vacuum pump is bolted to the top end face of the lower fixing plate.

[0004] During the implementation of this application, it is found that this technology has the following problems: when using a vacuum suction cup to lift and suspend a steel plate in the above patent document, it is limited to lifting and suspending steel plates with fixed dimensions. When the width of the steel plate is relatively large, when adjusting the position of the vacuum suction cup, it is necessary to adjust the position of the hook ring through a crane, and then adjust the lifting and suspending position of the vacuum suction cup on the steel plate, and the flexibility is poor.

[0005] Therefore, a heavy steel plate vacuum lifting loading and unloading device is proposed. Summary of the Utility Model

[0006] The purpose of the utility model is: in order to be able to lift and suspend different positions of steel plates with different widths and improve the flexibility during the lifting and loading and unloading of steel plates, this application provides a heavy steel plate vacuum lifting loading and unloading device.

[0007] The technical solution adopted by the utility model is as follows:

[0008] A heavy-duty steel plate vacuum lifting and loading / unloading device, comprising a bottom plate, an adjusting mechanism and a lifting mechanism. The adjusting mechanism includes a U-shaped groove body, which is fixedly connected to the lower surface of the bottom plate. One inner wall of the U-shaped groove body is fixedly connected with a motor, and the output end of the motor is equipped with a lead screw. The end of the lead screw away from the motor is rotatably connected to the other inner wall of the U-shaped groove body through a bearing. Two moving blocks are threadedly connected to the outer surface of the lead screw. The lead screw has two thread segments with opposite threads, and the two moving blocks are respectively located on the thread segments with opposite threads of the lead screw. The inner side wall at the lower end of the U-shaped groove body is fixedly connected with a slide bar, and two sliders are slidably connected to the outer surface of the slide bar. A connecting rod is connected between the upper surface of the slider and the lower surface of the moving block;

[0009] The lifting mechanism includes a connecting column, which is fixedly connected to the lower surface of the slider. The end of the connecting column away from the slider is fixedly connected with a connecting block, and the lower surface of the connecting block is fixedly connected with a vacuum suction cup through a traction rope.

[0010] Further, two ends of the upper surface of the U-shaped groove body are fixedly connected with vacuum pumps, and the vacuum pumps are communicated with the internal cavity of the vacuum suction cup through vacuum tubes.

[0011] Further, four columns are fixedly connected to the upper surface of the bottom plate, and the end of the column away from the bottom plate is fixedly connected with a top plate.

[0012] Further, chains are fixedly connected to the upper surfaces at the four corners of the top plate, and hook rings are fixedly connected to the ends of the chains away from the top plate.

[0013] Further, the input ends of the motor and the vacuum pumps are electrically connected to an external power source.

[0014] Further, the number of the adjusting mechanisms is several, and several adjusting mechanisms are equidistantly installed on the lower surface of the bottom plate.

[0015] In summary, due to the adoption of the above technical solutions, the beneficial effects of the present utility model are:

[0016] In the present utility model, when hoisting and loading / unloading a steel plate by suction, the device can be moved above the steel plate. Then, the motor can be started to rotate the lead screw. Under the rotation of the lead screw, the two moving blocks will approach or move away from each other. The moving moving block will drive the two sliders to slide on the outer surface of the slide bar and approach or move away from each other through the slide bar. At this time, the two sliders will drive the traction rope and the vacuum suction cup on the same adjusting mechanism to approach or move away from each other through the connecting column and the connecting block, which is convenient for the vacuum suction cup to hoist steel plates with different widths. Compared with the hoisting device in CN207209731U, through the cooperation of the above structures, the hoisting can be carried out at different positions of steel plates with different widths, improving the flexibility during the hoisting and loading / unloading of steel plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0018] Figure 2 In the present utility model Figure 1 is an enlarged view of part A;

[0019] Figure 3 is a schematic diagram of the connection between the adjusting mechanism and the hoisting mechanism of the present utility model;

[0020] Figure 4 is a partial sectional view of the hoisting mechanism of the present utility model.

[0021] Markings in the figure: 1 - bottom plate, 2 - adjusting mechanism, 3 - hoisting mechanism, 11 - column, 12 - top plate, 13 - chain, 14 - hook ring, 21 - U-shaped groove body, 22 - connecting rod, 23 - motor, 24 - lead screw, 25 - moving block, 26 - slide bar, 27 - slider, 31 - connecting column, 32 - connecting block, 33 - traction rope, 34 - vacuum suction cup, 35 - vacuum pump, 36 - vacuum tube. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model. Embodiment

[0023] Refer to Figures 1-4, A heavy-duty steel plate vacuum lifting and loading / unloading device, including a bottom plate 1, an adjusting mechanism 2, and a lifting mechanism 3. Four columns 11 are fixedly connected to the upper surface of the bottom plate 1, and the end of the column 11 far from the bottom plate 1 is fixedly connected to a top plate 12. Chain locks 13 are fixedly connected to the upper surfaces of the four corners of the top plate 12, and a hook ring 14 is fixedly connected to the end of the chain lock 13 far from the top plate 12. Specifically, the hook ring 14 is hung on an external industrial crane. Start the crane. When the crane reaches the position of the heavy-duty steel plate, the staff starts to control the device to descend. When the device moves above the steel plate.

[0024] Refer to Figures 1-4 , The number of adjusting mechanisms 2 is several, and several adjusting mechanisms 2 are equidistantly installed on the lower surface of the bottom plate 1. The adjusting mechanism 2 includes a U-shaped groove body 21. The U-shaped groove body 21 is fixedly connected to the lower surface of the bottom plate 1. A motor 23 is fixedly connected to one inner wall of the U-shaped groove body 21. A lead screw 24 is installed at the output end of the motor 23. The end of the lead screw 24 far from the motor 23 is rotatably connected to the other inner wall of the U-shaped groove body 21 through a bearing. Two moving blocks 25 are threadedly connected to the outer surface of the lead screw 24. The lead screw 24 has two thread sections with opposite threads, and the two moving blocks 25 are respectively located on the thread sections with opposite threads of the lead screw 24. A slide bar 26 is fixedly connected to the inner side wall at the lower end of the U-shaped groove body 21. Two sliders 27 are slidably connected to the outer surface of the slide bar 26. A connecting rod 22 is connected between the upper surface of the slider 27 and the lower surface of the moving block 25. The input ends of the motor 23 and the vacuum pump 35 are electrically connected to an external power source. Specifically, starting the motor 23 can make the lead screw 24 rotate. The two moving blocks 25 will approach or move away from each other under the rotation of the lead screw 24. The moving moving blocks 25 will drive the two sliders 27 to slide on the outer surface of the slide bar 26 and approach or move away from each other through the slide bar 26, so as to drive the lifting mechanism 3 to lift different positions of steel plates with different widths.

[0025] Refer to Figures 1-4 , The lifting mechanism 3 includes a connecting column 31. The connecting column 31 is fixedly connected to the lower surface of the slider 27. The end of the connecting column 31 far from the slider 27 is fixedly connected to a connecting block 32. A vacuum suction cup 34 is fixedly connected to the lower surface of the connecting block 32 through a traction rope 33. Vacuum pumps 35 are fixedly connected to both ends of the upper surface of the U-shaped groove body 21. The vacuum pumps 35 are connected to the internal cavity of the vacuum suction cup 34 through a vacuum tube 36. Specifically, the two moving sliders 27 will drive the traction rope 33 and the vacuum suction cup 34 on the same adjusting mechanism 2 to approach or move away from each other through the connecting column 31 and the connecting block 32. Then, the vacuum suction cup 34 can be started to lift steel plates with different widths. Compared with the lifting device in CN207209731U, through the cooperation of the above structures, different positions of steel plates with different widths can be lifted, improving the flexibility during the lifting and loading / unloading of steel plates.

[0026] The implementation principle of an embodiment of the heavy steel plate vacuum lifting and loading and unloading device in this application is as follows:

[0027] When using this device, first connect to an external power supply, hang the hook ring 14 on an external industrial crane, start the crane. When the crane reaches the position of the heavy steel plate, the staff starts to control the device to descend. When the device moves above the steel plate, then the motor 23 can be started to make the lead screw 24 rotate. The two moving blocks 25 will approach or move away from each other under the rotation of the lead screw 24. The moving moving blocks 25 will drive the two sliders 27 to slide on the outer surface of the slide bar 26 and approach or move away from each other through the slide bar 26. At this time, the two sliders 27 will drive the traction rope 33 and the vacuum suction cup 34 on the same adjusting mechanism 2 to approach or move away from each other through the connecting column 31 and the connecting block 32. Then, the vacuum suction cup 34 can be started to lift steel plates with different widths; compared with the lifting device in CN207209731U, through the cooperation of the above structures, the lifting of different positions of steel plates with different widths can be carried out, improving the flexibility during the lifting and loading and unloading of steel plates.

[0028] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A heavy steel plate vacuum suction and lifting loading and unloading device, comprising a bottom plate (1), an adjustment mechanism (2) and a suction and lifting mechanism (3), characterized in that: The adjusting mechanism (2) comprises a U-shaped trough body (21), wherein the U-shaped trough body (21) is fixedly connected to the lower surface of the bottom plate (1), a motor (23) is fixedly connected to the inner wall of one side of the U-shaped trough body (21), a screw rod (24) is installed at the output end of the motor (23), one end of the screw rod (24) away from the motor (23) is rotatably connected to the inner wall of the other side of the U-shaped trough body (21) through a bearing, the outer surface of the screw rod (24) is threadedly connected to two moving blocks (25), the screw rod (24) has two threaded sections with opposite threads, and the two moving blocks (25) are respectively located on the threaded sections with opposite threads of the screw rod (24), a sliding rod (26) is fixedly connected to the inner wall of the lower end of the U-shaped trough body (21), and two sliding blocks (27) are slidably connected to the outer surface of the sliding rod (26), and a connecting rod (22) is connected between the upper surface of the sliding block (27) and the lower surface of the moving block (25); The suction lifting mechanism (3) comprises a connecting column (31), wherein the connecting column (31) is fixedly connected to the lower surface of the slider (27), and one end of the connecting column (31) away from the slider (27) is fixedly connected to a connecting block (32), and the lower surface of the connecting block (32) is fixedly connected to a vacuum suction cup (34) via a traction rope (33).

2. A heavy steel plate vacuum suction and lifting loading and unloading device as claimed in claim 1, characterized in that: Vacuum pumps (35) are fixedly connected to both ends of the upper surface of the U-shaped trough body (21), and the vacuum pump (35) is connected to the internal volume of the vacuum suction cup (34) through a vacuum tube (36).

3. A heavy steel plate vacuum suction and lifting loading and unloading device as claimed in claim 1, characterized in that: Four columns (11) are fixedly connected to the upper surface of the bottom plate (1), and one end of the column (11) away from the bottom plate (1) is fixedly connected to a top plate (12).

4. A heavy steel plate vacuum suction and lifting loading and unloading device as claimed in claim 3, characterized in that: Chains (13) are fixedly connected to the upper surfaces of the four corners of the top plate (12), and a hook ring (14) is fixedly connected to one end of the chain (13) away from the top plate (12).

5. A heavy steel plate vacuum suction and lifting loading and unloading device as claimed in claim 2, characterized in that: The input ends of the motor (23) and the vacuum pump (35) are electrically connected to an external power source.

6. A heavy steel plate vacuum suction and lifting loading and unloading device as claimed in claim 1, characterized in that: The number of the adjustment mechanisms (2) is several, and the several adjustment mechanisms (2) are installed at equal distances on the lower surface of the base plate (1).

Images