Column type folding arm pneumatic lifting appliance

Abstract

The utility model discloses a vertical column type folding arm pneumatic lifting appliance, and relates to the technical field of lifting appliances. Comprising a base, a stand column body is fixed to the base, a folding mechanism is arranged at the top end of the stand column body and comprises a first lifting arm arranged on one side of the top of the stand column body, a rotary clamping mechanism is arranged on the outer end side of the first lifting arm, and the folding mechanism further comprises a first rotating frame arranged at the top end of the stand column body; a vertical frame plate is fixed to the top of the first rotating frame, and a first rotating shaft and a second rotating shaft are fixedly inserted into the vertical frame plate. Through the arrangement of the lifting appliance, the first rotating frame, the second rotating frame and the third rotating frame ensure the rotating operation of the first lifting arm, the second lifting arm, the supporting arm and the clamping jaw, the overall position of the lifting appliance is convenient to adjust, and the lifting degree and the clamping degree of the clamping jaw are adjusted to a certain extent through the first air cylinder and the second air cylinder; and it is guaranteed that the lifting appliance is suitable for clamping and lifting operation of PE film reels of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of slings, in particular to a column-type folding-arm pneumatic sling. Background Art

[0002] Lifting equipment generally refers to equipment or tools used to hang, lift or support heavy objects. Lifting equipment includes various types of equipment, such as slings, hooks, etc. They play an important role in the fields of construction, manufacturing, shipping, logistics, etc., and are used to safely move and handle heavy objects.

[0003] The existing sling base and sling (authorization announcement number: CN217920999U) have the following defects: the above-mentioned sling base is adapted to the sling arms of different models to flexibly adapt to the mixed-line production of various models, thereby improving the commonality of the sling base, but the above-mentioned and some existing slings use lifting rings for lifting operations, and when the PE film reel needs to be lifted, a clamping operation needs to be performed, and the above-mentioned sling is not easy to apply. For this reason, the utility model is proposed. Utility Model Content

[0004] The utility model aims to provide a column type folding arm pneumatic spreader to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a column-type folding-arm pneumatic hoist, comprising a base, a column body is fixed on the base, a folding mechanism is arranged at the top of the column body, the folding mechanism comprises a first lifting arm arranged at one side of the top of the column body, a rotating clamping mechanism is arranged at the outer end side of the first lifting arm, the folding mechanism also comprises a first rotating frame arranged at the top of the column body, a vertical frame plate is fixed on the top of the first rotating frame, a first rotating shaft and a second rotating shaft are fixedly inserted on the vertical frame plate, one end of the first lifting arm is rotatably sleeved on the first rotating shaft, a second lifting arm is arranged below the first lifting arm, the second lifting arm is arranged parallel to the first lifting arm, one end of the second lifting arm is rotatably sleeved on the second rotating shaft, and a Z-shaped plate is fixed to the bottom of one side of the vertical frame plate.

[0006] Preferably, a fixed block is fixed on the Z-shaped plate, a fourth rotating shaft is rotatably inserted on the fixed block, a third rotating shaft is rotatably inserted on one end of the first lifting arm, and a first cylinder is connected between the third rotating shaft and the fourth rotating shaft.

[0007] Preferably, the outer ends of the first lifting arm and the second lifting arm are provided with connecting frame plates, on which the first rotating rod and the second rotating rod are fixedly inserted, the first lifting arm is rotatably sleeved on the first rotating rod toward the outer end, and the second lifting arm is rotatably sleeved on the second rotating rod toward the outer end.

[0008] Preferably, the connecting frame plate is vertically arranged, a second rotating frame is fixed to one side of the connecting frame plate, a supporting arm is fixed to the bottom of the second rotating frame, and the supporting arm is horizontally arranged.

[0009] Preferably, the rotating clamping mechanism includes a third rotating frame fixed to the bottom surface of one end of the support arm, a fixed frame is fixed to the bottom of the third rotating frame, a second cylinder is arranged in the fixed frame, the second cylinder penetrates the fixed frame and extends downward, a rotating rod is symmetrically fixed to the bottom surface of the fixed frame, a clamp is rotatably sleeved on the rotating rod, and a clamp is fixed to the bottom end of the clamp.

[0010] Preferably, the middle section of the splint is rotatably hinged with a connecting rod, the two connecting rods are symmetrically arranged, and one end of the connecting rod is rotatably inserted with a shaft rod, which is connected to the bottom end of the second cylinder.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The column-type folding-arm pneumatic hoist, through the setting of the hoist, the first rotating frame, the second rotating frame and the third rotating frame ensure the rotation operation of the first lifting arm, the second lifting arm, the support arm and the clamping claw, so as to facilitate the adjustment of the overall position of the hoist. The first cylinder and the second cylinder adjust the lifting and clamping degree of the clamping claw to a certain extent, so as to ensure that the hoist is suitable for clamping and lifting operations on PE film reels of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view of the utility model;

[0014] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0015] Figure 3 For the utility model Figure 1 A schematic diagram of the enlarged structure of part B;

[0016] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged structure of part C.

[0017] In the figure: 1, base; 101, column; 102, first rotating frame; 2, vertical frame plate; 201, first rotating axis; 202, second rotating axis; 203, first lifting arm; 204, second lifting arm; 205, third rotating axis; 206, Z-type plate; 207, first cylinder; 208, fixed block; 209, fourth rotating axis; 3, connecting frame plate; 301, first rotating rod; 302, second rotating rod; 303, second rotating frame; 4, supporting arm; 401, third rotating frame; 402, fixed frame; 403, second cylinder; 404, clamping plate; 405, rotating rod; 406, clamping claw; 407, connecting rod; 408, shaft rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the process of processing and transporting PE film reels, a sling is required. The sling provided by the utility model is specially used for clamping and moving PE film reels of different sizes. The folding mechanism and the rotating clamping mechanism ensure the multi-directional movement of the PE film reel. In the process of using the sling, it is necessary to carry out inspection and other preparation work in advance to ensure the normal use of the sling. The sling makes a perfect combination of the cylinder and the sling, and drives the cylinder through compressed air to realize the rapid lifting and lowering of heavy objects.

[0020] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a column-type folding-arm pneumatic hoist, comprising a base 1, a column body 101 is fixed on the base 1, a folding mechanism is arranged at the top of the column body 101, the folding mechanism comprises a first lifting arm 203 arranged at one side of the top of the column body 101, a rotating clamping mechanism is arranged on the outer end side of the first lifting arm 203, the folding mechanism also comprises a first rotating frame 102 arranged at the top of the column body 101, a vertical frame plate 2 is fixed on the top of the first rotating frame 102, a first rotating shaft 201 and a second rotating shaft 202 are fixedly inserted on the vertical frame plate 2, one end of the first lifting arm 203 is rotatably sleeved on the first rotating shaft 201, a second lifting arm 204 is arranged below the first lifting arm 203, the second lifting arm 204 is arranged parallel to the first lifting arm 203, one end of the second lifting arm 204 is rotatably sleeved on the second rotating shaft 202, and a Z-shaped plate 206 is fixed to the bottom of one side of the vertical frame plate 2.

[0021] In the embodiment, a fixed block 208 is fixed on the Z-shaped plate 206, and a fourth rotating shaft 209 is rotatably inserted on the fixed block 208. A third rotating shaft 205 is rotatably inserted on one end of the first lifting arm 203, and a first cylinder 207 is connected between the third rotating shaft 205 and the fourth rotating shaft 209. A connecting frame plate 3 is provided at the outer ends of the first lifting arm 203 and the second lifting arm 204, and a first rotating rod 301 and a second rotating rod 302 are fixedly inserted on the connecting frame plate 3. The first lifting arm 203 is rotatably sleeved on the first rotating rod 301 toward the outer end, and the second lifting arm 204 is rotatably sleeved on the second rotating rod 302 toward the outer end. The sling adopts a foldable arm design, and the length can be adjusted according to actual needs, thereby improving work efficiency.

[0022] In the embodiment, the connecting frame plate 3 is arranged vertically, and a second rotating frame 303 is fixed on one side of the connecting frame plate 3, a support arm 4 is fixed at the bottom of the second rotating frame 303, and the support arm 4 is arranged horizontally. The rotating clamping mechanism includes a third rotating frame 401 fixed to the bottom surface of one end of the support arm 4, and a fixed frame 402 is fixed at the bottom of the third rotating frame 401. A second cylinder 403 is arranged in the fixed frame 402, and the second cylinder 403 penetrates the fixed frame 402 and retracts downward. A rotating rod 405 is symmetrically fixed to the bottom surface of the fixed frame 402, and a splint 404 is rotatably sleeved on the rotating rod 405, and a clamping claw 406 is fixed to the bottom end of the splint 404, wherein the first cylinder 207, the second cylinder 403, the first rotating frame 102, the second rotating frame 303 and the third rotating frame 401 are existing technologies to ensure the normal use of the sling.

[0023] In the embodiment, the middle section of the clamping plate 404 is rotatably hinged with a connecting rod 407, the two connecting rods 407 are symmetrically arranged, and one end of the connecting rod 407 is rotatably inserted with an axle rod 408, and the axle rod 408 is connected to the bottom end of the second cylinder 403. Through the setting of the sling, the first rotating frame 102, the second rotating frame 303 and the third rotating frame 401 ensure the rotation operation of the first lifting arm 203, the second lifting arm 204, the support arm 4 and the clamping claw 406, which is convenient for adjusting the overall position of the sling. The first cylinder 207 and the second cylinder 403 adjust the lifting and clamping degree of the clamping claw 406 to ensure that the sling is suitable for clamping and lifting operations on PE film reels of different sizes. Among them, the sling adopts a pneumatic drive mode, which is energy-saving and environmentally friendly while reducing maintenance costs.

[0024] Working principle: When the sling is used, the first rotating frame 102 is started, so that the vertical frame plate 2 as a whole rotates at a certain angle with the column body 101 as the axis. When the first cylinder 207 is stretched and contracted, the first lifting arm 203 and the second lifting arm 204 as a whole rotate at both ends with the first rotating axis 201, the second rotating axis 202, the first rotating rod 301 and the second rotating rod 302 as the axis respectively, to ensure that the connecting frame plate 3 is moved down and up. The second rotating frame 303 is started, so that the support arm 4 as a whole rotates with the second rotating frame 303 as the axis. The third rotating frame 401 is started, so that the fixed frame 402 as a whole rotates with the third rotating frame 401 as the axis. The second cylinder 403 is controlled to stretch and contract to ensure that the clamping claws 406 are opened and tightened accordingly to ensure that the PE film shaft is clamped and fixed.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is limited by the attached embodiments and their equivalents.

Claims

1. A column type folding arm pneumatic lifting device, comprising a base (1), characterized in that: A column (101) is fixed on the base (1), a folding mechanism is arranged at the top of the column (101), the folding mechanism comprises a first lifting arm (203) arranged at one side of the top of the column (101), a rotating clamping mechanism is arranged at the outer end of the first lifting arm (203), and the folding mechanism also comprises a first rotating frame (102) arranged at the top of the column (101), a vertical frame plate (2) is fixed on the top of the first rotating frame (102), and a rotating clamping mechanism is arranged on the outer end of the first lifting arm (203). A first rotating shaft (201) and a second rotating shaft (202) are inserted, one end of a first lifting arm (203) is rotatably sleeved on the first rotating shaft (201), a second lifting arm (204) is arranged below the first lifting arm (203), the second lifting arm (204) is arranged parallel to the first lifting arm (203), one end of the second lifting arm (204) is rotatably sleeved on the second rotating shaft (202), and a Z-shaped plate (206) is fixed to the bottom of one side of the vertical frame plate (2).

2. The column type folding arm pneumatic spreader according to claim 1, characterized in that: A fixed block (208) is fixed on the Z-shaped plate (206), a fourth rotating shaft (209) is rotatably inserted on the fixed block (208), a third rotating shaft (205) is rotatably inserted on one end of the first lifting arm (203), and a first cylinder (207) is connected between the third rotating shaft (205) and the fourth rotating shaft (209).

3. The column type folding arm pneumatic spreader according to claim 2, characterized in that: The outer ends of the first lifting arm (203) and the second lifting arm (204) are provided with a connecting frame plate (3), and a first rotating rod (301) and a second rotating rod (302) are fixedly inserted on the connecting frame plate (3); the first lifting arm (203) is rotatably sleeved on the first rotating rod (301) toward the outer end, and the second lifting arm (204) is rotatably sleeved on the second rotating rod (302) toward the outer end.

4. The column type folding arm pneumatic spreader according to claim 3, characterized in that: The connecting frame plate (3) is arranged vertically, a second rotating frame (303) is fixed on one side of the connecting frame plate (3), a supporting arm (4) is fixed on the bottom of the second rotating frame (303), and the supporting arm (4) is arranged horizontally.

5. The column type folding arm pneumatic spreader according to claim 4, characterized in that: The rotating clamping mechanism comprises a third rotating frame (401) fixed to the bottom surface of one end of the supporting arm (4); a fixed frame (402) is fixed to the bottom of the third rotating frame (401); a second cylinder (403) is arranged in the fixed frame (402); the second cylinder (403) penetrates the fixed frame (402) and extends downward; a rotating rod (405) is symmetrically fixed to the bottom surface of the fixed frame (402); a clamping plate (404) is rotatably sleeved on the rotating rod (405); a clamping claw (406) is fixed to the bottom end of the clamping plate (404).

6. The column type folding arm pneumatic spreader according to claim 5, characterized in that: The middle section of the clamping plate (404) is rotatably hinged with a connecting rod (407), the two connecting rods (407) are symmetrically arranged, and one end of the connecting rod (407) is rotatably inserted with a shaft rod (408), and the shaft rod (408) is connected to the bottom end of the second cylinder (403).

Images