Special lifting appliance for aluminum alloy bar

Abstract

The utility model provides a special lifting appliance for an aluminum alloy bar, and relates to the technical field of lifting appliances. The special lifting appliance for the aluminum alloy bar comprises a top frame, and a hanging ring is fixed at the upper end of the top frame; upper fixing blocks are fixed to the two sides of the top frame, a connecting structure is arranged in the middle of each upper fixing block, sliding frames are arranged on the connecting structures, limiting frames are slidably connected to the outer surfaces of the two sliding frames, sliding grooves are formed in the middles of the limiting frames, and adjusting frames are arranged in the middles of the sliding frames. Clamping frames are fixed at the other ends of the adjusting frames; the connecting structure can drive the two sliding frames to reversely slide in the length direction of the sliding grooves. According to the special lifting appliance for the aluminum alloy bar, the lifting machine drives the top frame to move upwards, the effect of clamping and stabilizing the aluminum alloy bar by means of the weight of the aluminum alloy bar is achieved, the effect of reducing the manufacturing cost and the using cost of the lifting appliance is achieved, the hand wheel is manually rotated to rotate, the effect of adjusting the size is achieved, and the effect of improving the universality of the lifting appliance is achieved.

Description

Technical Field

[0001] The utility model relates to a special hanger for aluminum alloy bars and belongs to the technical field of hangers. Background Art

[0002] Aluminum alloy is a general term for alloys based on aluminum. It is usually processed into various plate or rod profiles for production or daily use. After the aluminum alloy rods are cast in the aluminum alloy casting machine, they need to be lifted into the car or container with a sling for loading.

[0003] The comparative patent document publication number is: "CN211366711U, an aluminum bar hanger, including a clamp, a base and a flipping mechanism; the base includes a body and a rotating shaft; the body is a shell with an open bottom surface; the rotating shaft is fixedly arranged on the top surface of the body; the rotating shaft is rotatably arranged on the flipping mechanism; the clamp is hinged on the body. Compared with the prior art, the device greatly simplifies the flipping operation of the aluminum bar, reduces labor and ensures safety by setting a base and a flipping mechanism. The setting of the clamp ensures the stability of the aluminum bar clamping and avoids damage to the aluminum bar during flipping."

[0004] The above patent still has the following problems in actual use: although the patent can be used for daily lifting operations of aluminum alloy bars, in actual use, it needs to rely on cylinders to drive the clamping operations of the aluminum alloy bars, which makes the use cost and production cost of the sling high. In addition, because the size of the sling is relatively fixed, the size range of aluminum alloy bars that can be lifted by the sling is relatively fixed, which limits the use of the sling. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model provides a special hanger for aluminum alloy bars, so as to solve the problems in the prior art that the use cost and the production cost of the hanger are both high and the use of the hanger has limitations.

[0007] (II) Technical solution

[0008] The utility model is realized by the following technical scheme: a special hanger for aluminum alloy bars, comprising a top frame, a hanging ring is fixed on the upper end of the top frame;

[0009] Upper solid blocks are fixed on both sides of the top frame, a connecting structure is provided in the middle of each of the upper solid blocks, a sliding frame is provided on the connecting structure, the outer surfaces of the two sliding frames are slidably connected to the limiting frames, a sliding groove is provided in the middle of the limiting frames, an adjusting frame is provided in the middle of the sliding frames, and a clamping frame is fixed at the other end of the adjusting frame; the connecting structure can drive the two sliding frames to slide in the opposite direction in the length direction of the sliding groove, so as to drive the two clamping frames to clamp the aluminum alloy rod.

[0010] Preferably, the connecting structure includes a connecting frame, the other end of the connecting frame is rotatably connected to a driving frame, the upper end of the driving frame is provided with a through groove, the other end of the driving frame is rotatably connected to a lower fixed frame, the lower end of the lower fixed frame is fixed with a sliding frame, the outer surfaces of the two sliding frames are slidably connected to the inner walls on both sides of the sliding groove, and the sliding groove penetrates the middle of the limiting frame.

[0011] Preferably, one end of each of the connecting frames is rotatably connected to the middle of the two upper fixed blocks, the other ends of the two connecting frames are rotatably connected to the upper ends of the two driving frames, the two through grooves penetrate the upper ends of the driving frames, the middle parts of the two driving frames are rotatably connected, the two driving frames are cross-distributed, and each of the driving frames is arranged in a V shape.

[0012] Preferably, the upper end of each lower fixed frame is rotatably connected to the lower ends of the two driving frames, the lower ends of the two lower fixed frames are fixed to the middle of the upper ends of the two sliding frames, and the vertical sections of the two lower fixed frames are both U-shaped.

[0013] Preferably, a limiting groove is provided in the middle of the two sliding frames, a screw rod is rotatably connected to the middle of the two sliding frames, and a hand wheel is fixed at both ends of each screw rod.

[0014] Preferably, the middle parts of the two adjustment frames are threadedly connected to the outer surfaces of the two screw rods, the outer surfaces of the two adjustment frames are slidably connected to the inner walls of the two limit grooves, the vertical sections of the two adjustment frames are both T-shaped, the separated ends of the two clamping frames are fixed to the lower ends of the two adjustment frames, and the two clamping frames are arranged opposite to each other.

[0015] Preferably, handles are fixed on both sides of the limiting frame, the two handles are symmetrically distributed, and the cross-section of each handle is U-shaped.

[0016] The utility model provides a special hanger for aluminum alloy bars, which has the following beneficial effects:

[0017] (1) The special lifting device for aluminum alloy bars drives the top frame to move upward through a crane, so that the top frame, the upper fixing block, the connecting frame, the driving frame, the through groove, the lower fixing frame, the sliding frame, the limit frame and the sliding groove cooperate with each other to achieve the effect of clamping the aluminum alloy bar stably by relying on its own weight, without relying on an additional driving source to provide power support for the lifting device, thereby achieving the effect of reducing the manufacturing cost and use cost of the lifting device.

[0018] (2) The special sling for aluminum alloy bars is rotated by turning the hand wheel manually, so that the hand wheel, the screw rod, the sliding frame, the limit groove, the adjustment frame, and the clamping frame cooperate with each other to achieve the effect of size adjustment. The lifting size of the sling can be adjusted accordingly according to the needs of the staff to be suitable for aluminum alloy bars of different sizes, thereby achieving the effect of improving the versatility of the sling. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 It is a cross-sectional view of the limit frame of the utility model;

[0021] Figure 3 This is a schematic diagram of the driving frame structure of the utility model;

[0022] Figure 4 It is a cross-sectional view of the sliding frame of the utility model.

[0023]

Main component symbol description

[0024] 1. Top frame; 2. Hanging ring; 3. Upper fixing block; 4. Connecting frame; 5. Driving frame; 6. Through slot; 7. Lower fixing frame; 8. Sliding frame; 9. Limiting frame; 10. Slide slot; 11. Adjusting frame; 12. Clamping frame; 13. Limiting slot; 14. Screw rod; 15. Handwheel; 16. Handle. DETAILED DESCRIPTION

[0025] The embodiment of the utility model provides a special hanger for aluminum alloy bars.

[0026] See also Figure 1 , Figure 2 , Figure 3 and Figure 4, including a top frame 1, the top frame 1 plays the role of pulling the sling as a whole, the top end of the top frame 1 is fixed with a hanging ring 2, the hanging ring 2 can be connected with the hook of the crane for hanging; upper fixed blocks 3 are fixed on both sides of the top frame 1, the upper fixed block 3 drives the two lower fixed frames 7 to move in the opposite direction through the connecting frame 4 and the driving frame 5, and a connecting structure is provided in the middle of each upper fixed block 3, and a sliding frame 8 is provided on the connecting structure, and the sliding frame 8 drives the clamping frame 12 to move, and the outer surfaces of the two sliding frames 8 are slidably connected to the limiting frame 9, and the limiting frame 9 limits the sliding frame 8 The limiting frame 9 has the function of positioning, a slide groove 10 is provided in the middle of the limiting frame 9, an adjusting frame 11 is provided in the middle of the sliding frame 8, and a clamping frame 12 is fixed to the other end of the adjusting frame 11. The connecting structure includes a connecting frame 4, and the other end of the connecting frame 4 is rotatably connected to a driving frame 5. A through groove 6 is provided on the upper end of the driving frame 5, and the through groove 6 provides space support for the connection of the connecting frame 4. The other end of the driving frame 5 is rotatably connected to a lower fixed frame 7, and a sliding frame 8 is fixed to the lower end of the lower fixed frame 7. The outer surfaces of the two sliding frames 8 are slidably connected to the inner walls on both sides of the slide groove 10, and the slide groove 10 runs through the middle of the limiting frame 9.

[0027] Please refer again Figure 1 , Figure 2 , Figure 3 and Figure 4 It is worth specifying that one end of each connecting frame 4 is rotatably connected to the middle part of the two upper fixed blocks 3, the other ends of the two connecting frames 4 are rotatably connected to the upper ends of the two driving frames 5, two through grooves 6 penetrate the upper ends of the driving frames 5, the middle parts of the two driving frames 5 are rotatably connected, the two driving frames 5 are cross-distributed, each driving frame 5 is V-shaped, the upper end of each lower fixed frame 7 is rotatably connected to the lower ends of the two driving frames 5, the lower ends of the two lower fixed frames 7 are fixed to the middle parts of the upper ends of the two sliding frames 8, and the vertical sections of the two lower fixed frames 7 are both U-shaped.

[0028] Please refer again Figure 1 , Figure 2 , Figure 3 and Figure 4 It is worth mentioning that a limiting groove 13 is provided in the middle of the two sliding frames 8, and a screw rod 14 is rotatably connected in the middle of the two sliding frames 8. A hand wheel 15 is fixed at both ends of each screw rod 14. The middle of the two adjusting frames 11 is threadedly connected to the outer surfaces of the two screw rods 14, and the outer surfaces of the two adjusting frames 11 are slidably connected to the inner walls of the two limiting grooves 13. The vertical sections of the two adjusting frames 11 are both T-shaped, and the separated ends of the two clamping frames 12 are fixed to the lower ends of the two adjusting frames 11, and the two clamping frames 12 are arranged opposite to each other.

[0029] When the utility model is in use: first, align the two clamping frames 12 with the clamping position of the aluminum alloy rod, then hang the hook of the crane on the hanging ring 2 fixed at the upper end of the top frame 1, and drive the top frame 1 to move up by the crane, so that the upper fixed blocks 3 fixed on both sides of the top frame 1 drive the driving frames 5 connected to the lower end to move through the two connecting frames 4, and the two V-shaped and cross-distributed driving frames 5 are close to each other at both ends under the limit of the rotation connection in the middle, so that the two lower fixed frames 7 connected to the lower ends of the two driving frames 5 are close to each other, and the two lower fixed frames 7 close to each other drive the two sliding frames 8 fixed at the lower ends to approach each other under the limit of the middle slide groove 10 of the limiting frame 9, and the two sliding frames 8 close to each other drive the connected adjusting frames 11 to approach each other, and the two adjusting frames 11 close to each other drive the two clamping frames 12 fixed at the lower ends to move The two clamping frames 12 clamp the aluminum alloy rod closer and closer, and achieve the effect of clamping and stabilizing the aluminum alloy rod by relying on the weight of the aluminum alloy rod itself, without relying on another driving source to provide power support for the sling, thereby reducing the manufacturing cost and use cost of the sling, and then manually turning the hand wheel 15 to rotate the screw rod 14 fixed to the middle of the hand wheel 15 under the stability of the sliding frame 8. The rotating screw rod 14 drives the threaded adjustment frame 11 to slide under the limit of the inner wall of the limit groove 13, and the sliding adjustment frame 11 drives the clamping frame 12 to move, completing the effect of size adjustment. The lifting size of the sling can be adjusted accordingly according to the needs of the staff to be suitable for aluminum alloy rods of different sizes, thereby improving the versatility of the sling.

[0030] Working principle: The top frame 1 is driven by a crane to move upward, so that the connecting frame 4 connected to the top frame 1 drives the two sliding frames 8 to slide in the opposite direction through the driving frame 5, thereby achieving the effect of clamping and stabilizing the aluminum alloy rod by its own weight, without relying on an additional driving source to provide power support for the sling, thereby achieving the effect of reducing the manufacturing cost and use cost of the sling, and then the hand wheel 15 is rotated by manpower to make the screw rod 14 fixed to the hand wheel 15 drive the adjusting frame 11 to move, thereby achieving the effect of size adjustment, and the lifting size of the sling can be adjusted accordingly according to the needs of the staff to be suitable for aluminum alloy rods of different sizes, thereby achieving the effect of improving the versatility of the sling.

[0031] Please refer again Figure 1 , Figure 2 , Figure 3 and Figure 4 It is worth to explain in detail that handles 16 are fixed on both sides of the limiting frame 9, the two handles 16 are symmetrically distributed, and the cross section of each handle 16 is U-shaped.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A special lifting device for aluminum alloy bars, comprising a top frame (1), characterized in that: A hanging ring (2) is fixed on the upper end of the top frame (1); Upper fixed blocks (3) are fixed on both sides of the top frame (1), a connecting structure is provided in the middle of each upper fixed block (3), a sliding frame (8) is provided on the connecting structure, the outer surfaces of the two sliding frames (8) are slidably connected to a limiting frame (9), a sliding groove (10) is provided in the middle of the limiting frame (9), an adjusting frame (11) is provided in the middle of the sliding frame (8), and a clamping frame (12) is fixed at the other end of the adjusting frame (11); the connecting structure can drive the two sliding frames (8) to slide in the opposite direction along the length direction of the sliding groove (10), so as to drive the two clamping frames (12) to clamp the aluminum alloy rod.

2. A special hanger for aluminum alloy bars according to claim 1, characterized in that: The connection structure comprises a connection frame (4), the other end of the connection frame (4) is rotatably connected to a driving frame (5), the upper end of the driving frame (5) is provided with a through groove (6), the other end of the driving frame (5) is rotatably connected to a lower fixed frame (7), the lower end of the lower fixed frame (7) is fixed with a sliding frame (8), the outer surfaces of the two sliding frames (8) are slidably connected to the inner walls on both sides of the sliding groove (10), and the sliding groove (10) penetrates the middle of the limiting frame (9).

3. A special hanger for aluminum alloy bars according to claim 2, characterized in that: One end of each of the connecting frames (4) is rotatably connected to the middle of the two upper fixed blocks (3), and the other ends of the two connecting frames (4) are rotatably connected to the upper ends of the two driving frames (5). The two through grooves (6) penetrate the upper ends of the driving frames (5). The middle parts of the two driving frames (5) are rotatably connected to each other. The two driving frames (5) are cross-distributed, and each of the driving frames (5) is arranged in a V shape.

4. The special hanger for aluminum alloy bars according to claim 2, characterized in that: The upper end of each lower fixed frame (7) is rotatably connected to the lower ends of the two driving frames (5), the lower ends of the two lower fixed frames (7) are fixed to the middle of the upper ends of the two sliding frames (8), and the vertical sections of the two lower fixed frames (7) are both U-shaped.

5. The special hanger for aluminum alloy bars according to claim 1, characterized in that: A limiting groove (13) is provided in the middle of the two sliding frames (8), and a screw rod (14) is rotatably connected to the middle of the two sliding frames (8), and a hand wheel (15) is fixed at both ends of each screw rod (14).

6. A special hanger for aluminum alloy bars according to claim 5, characterized in that: The middle parts of the two adjustment frames (11) are threadedly connected to the outer surfaces of the two screw rods (14), the outer surfaces of the two adjustment frames (11) are slidably connected to the inner walls of the two limit grooves (13), the vertical sections of the two adjustment frames (11) are both T-shaped, the separated ends of the two clamping frames (12) are fixed to the lower ends of the two adjustment frames (11), and the two clamping frames (12) are arranged opposite to each other.

7. The special hanger for aluminum alloy bars according to claim 1, characterized in that: Handles (16) are fixed on both sides of the limiting frame (9), the two handles (16) are symmetrically distributed, and the cross section of each handle (16) is U-shaped.

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