Double-crane hoisting equipment

Abstract

The utility model provides double-crane hoisting equipment, and relates to the technical field of glass hoisting. The double-crane hoisting equipment comprises two moving cranes, a balance bar, a connecting frame, a suction cup frame and two lead screw assemblies which are installed on a workshop track beam, first connecting rings are fixedly connected to the two ends of the top of the balance bar, and lifting hooks of the two moving cranes are arranged in the two first connecting rings correspondingly; the bottom of the balance bar is fixedly connected with a connecting plate, and the connecting plate and the connecting frame are connected through a connecting assembly. According to the device, the connecting frame is made to be horizontal through the arranged lead screw assembly, so that the ultra-large plate glass is horizontally moved and hoisted, combined hoisting is conducted through the two moving cranes under the action of the balance bar, the connecting frame, the fixing frame and the suction cup frame, the device can be used for hoisting the ultra-large plate glass large in size and heavy, the installation performance is improved, and the cost is reduced. And larger travelling crane equipment is not required, so that the cost is saved.

Description

Technical Field

[0001] The utility model relates to hoisting equipment, in particular to double-trolley hoisting equipment, and belongs to the technical field of glass hoisting. Background Art

[0002] Crane is the common name for cranes such as cranes, overhead cranes, and overhead cranes. Cranes are basically the same as what we call cranes. There are basically two types of crane drive methods: one is centralized drive, that is, a motor drives a long drive shaft to drive the active wheels on both sides; the other is separate drive, that is, the active wheels on both sides are driven by a motor respectively. Usually, the cranes used in glass production are 5t cranes.

[0003] The factory glass suction cup frame weighs 3 tons. When hoisting some glass weighing more than 2 tons, such as 24-meter super-large glass weighing about 3.3 tons, the overall weight exceeds the load-bearing range of the crane, and a 10-ton crane needs to be replaced, which will greatly increase the production cost. For this reason, the utility model provides a dual-crane hoisting device. Utility Model Content

[0004] (1) Technical problems solved

[0005] The purpose of the present invention is to provide a dual-trolley hoisting device in order to solve the above problems, so as to solve the problem that the existing technology cannot hoist super-large panels and the replacement of a 10-ton crane greatly increases production costs.

[0006] (2) Technical solution

[0007] The utility model is realized through the following technical solutions: dual-carriage lifting equipment, including two mobile cranes, a balance bar, a connecting frame, a suction cup frame and two screw rod assemblies installed on the factory track beam, the two ends of the top of the balance bar are fixedly connected to the first connecting ring, the two hooks of the mobile cranes are respectively arranged inside the two first connecting rings, the bottom of the balance bar is fixedly connected to a connecting plate, the connecting plate and the connecting frame are connected by a connecting assembly, the bottom of the connecting frame is fixedly connected to a fixed frame, the suction cup frame is fixedly connected to the bottom of the fixed frame, the two ends of the connecting frame are connected to the connecting plate through two screw rod assemblies, and the connecting frame realizes horizontal adjustment of the connecting frame through the screw rod assembly.

[0008] Preferably, the connecting assembly includes a circular link chain, a second connecting ring is fixedly connected to the top of the connecting frame, a first connecting hole is opened at the bottom of the connecting plate, and the first connecting hole and the second connecting ring are connected by a circular link chain.

[0009] Preferably, the screw rod assembly includes a rotating frame, a first screw rod and a second screw rod, the first screw rod and the second screw rod are respectively threadedly connected to the two ends of the rotating frame, and the first screw rod and the second screw rod are respectively installed with connecting rings at the ends away from each other, and the two ends of the connecting frame are fixedly connected with connecting seats, each of the connecting seats is provided with a third connecting hole, and the bottom of the connecting plate is provided with a second connecting hole, and the two connecting rings are respectively connected to the third connecting hole and the second connecting hole.

[0010] Preferably, a bubble level is fixedly connected to the connecting frame.

[0011] Preferably, a plurality of groups of vacuum suction cups in a linear array are fixedly connected to the suction cup frame.

[0012] The utility model provides a dual-carriage hoisting device, which has the following beneficial effects:

[0013] 1. The device uses a screw assembly to horizontally move the connecting frame to enable the large glass to be moved and hoisted horizontally. It is hoisted in combination by two mobile cranes under the action of a balance bar, a connecting frame, a fixed frame and a suction cup frame. It can be used to hoist large and heavy large glass, which improves the installation efficiency and does not require a larger crane, saving costs.

[0014] 2. The device adjusts the overall length of the screw assembly by rotating the rotating frame to cause the second screw and the first screw to retract inward or extend outward at the same time, and adjusts the suction cup frame to a horizontal state under the action of the bubble level. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic structural diagram of the screw rod assembly of the present utility model;

[0017] Figure 3 This is a schematic diagram of the balance bar structure of the utility model;

[0018]

Main component symbol description

[0019] 1. Mobile crane; 2. Balance bar; 21. First connecting ring; 22. Connecting plate; 23. First connecting hole; 24. Second connecting hole; 3. Connecting frame; 31. Second connecting ring; 32. Ring chain; 33. Connecting seat; 34. Third connecting hole; 4. Fixed frame; 5. Suction cup frame; 6. Screw assembly; 61. Rotating frame; 62. First screw; 63. Second screw; 64. Connecting ring; 7. Bubble level. DETAILED DESCRIPTION

[0020] The embodiment of the utility model provides dual-trolley hoisting equipment.

[0021] See also Figure 1 、 Figure 2 and Figure 3 The double-trolley lifting equipment includes two mobile cranes 1 installed on the factory track beam, a balance bar 2, a connecting frame 3, a suction cup frame 5 and two screw rod assemblies 6. Both ends of the top of the balance bar 2 are fixedly connected to the first connecting ring 21. The hooks of the two mobile cranes 1 are respectively arranged inside the two first connecting rings 21. The balance bar 2 is the main structure of the double-trolley lifting equipment. It is made of 12mm steel plates welded into an elliptical tube structure with stronger load-bearing effect. Two first connecting rings 21 are welded on the top for double crane connection, and the two mobile cranes 1 are combined to adopt a control system for synchronous operation.

[0022] Please refer again Figure 1 、 Figure 2 and Figure 3 The bottom of the balance bar 2 is fixedly connected with a connecting plate 22, and the connecting plate 22 and the connecting frame 3 are connected by a connecting assembly. The connecting assembly includes a round link chain 32, and the round link chain 32 is composed of a plurality of round rings connected to each other. The top of the connecting frame 3 is fixedly connected with a second connecting ring 31, and a first connecting hole 23 is provided at the bottom of the connecting plate 22. The first connecting hole 23 and the second connecting ring 31 are connected by a round link chain 32. The connecting frame 3 and the balance bar 2 are connected together by the first connecting hole 23, the round link chain 32 and the second connecting ring 31.

[0023] Please refer again Figure 1 、 Figure 2 and Figure 3 The bottom of the connecting frame 3 is fixedly connected to the fixing frame 4, the suction cup frame 5 is fixedly connected to the bottom of the fixing frame 4, and multiple groups of linear array vacuum suction cups are fixedly connected to the suction cup frame 5. By dropping the suction cup frame 5 on the glass surface, the suction cups are adsorbed on the glass surface.

[0024] Please refer again Figure 1 、 Figure 2 and Figure 3, the two ends of the connecting frame 3 are connected to the connecting plate 22 through two screw rod assemblies 6, and the connecting frame 3 is horizontally adjusted by the screw rod assembly 6. The screw rod assembly 6 includes a rotating frame 61, a first screw rod 62 and a second screw rod 63. The first screw rod 62 and the second screw rod 63 are respectively threadedly connected to the two ends of the rotating frame 61. The first screw rod 62 and the second screw rod 63 are installed with a connecting ring 64 at one end away from each other. The two ends of the rotating frame 61 are inlaid with threaded sleeves, and the inner thread directions of the two threaded sleeves are opposite. The outer thread directions of the first screw rod 62 and the second screw rod 63 are the same. By rotating the rotating frame 61, the first screw rod 62 and the second screw rod 63 are simultaneously retracted inward or extended outward to adjust the screw rod assembly 6. The overall length value, both ends of the connecting frame 3 are fixedly connected with a connecting seat 33, each connecting seat 33 is provided with a third connecting hole 34, and the bottom of the connecting plate 22 is provided with a second connecting hole 24, and the two connecting rings 64 are respectively connected to the third connecting hole 34 and the second connecting hole 24, and the screw rod assembly 6 is installed between the balance bar 2 and the connecting frame 3 through the provided connecting ring 64, the second connecting hole 24 and the third connecting hole 34 to connect the balance bar 2 and the connecting frame 3. A bubble level 7 is fixedly connected to the connecting frame 3. By observing the bubble level 7, it is detected whether the connecting frame 3 is horizontal. By rotating the rotating frame 61, the length value of the screw rod assembly 6 on both sides is adjusted to achieve the purpose of front and rear balance adjustment.

[0025] Working principle: observe the bubble level 7 to see whether the suction cup frame 5 is horizontal in front and back, and control the first screw rod 62 and the second screw rod 63 to extend or contract at the same time by rotating the rotating frame 61 to adjust the overall length value of the screw rod assembly 6 to adjust the suction cup frame 5 to a horizontal state. After the adjustment is completed, control the two mobile cranes 1 to operate synchronously to move the suction cup frame 5 to the top of the extra-large plate glass, control the suction cup frame 5 to descend so that the vacuum suction cup of the suction cup frame 5 falls on the glass surface and is adsorbed on the glass surface, and then the extra-large plate glass is hoisted by the two mobile cranes 1.

[0026] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A double-trolley hoisting device, comprising two mobile cranes (1), a balance bar (2), a connecting frame (3), a suction cup frame (5) and two screw rod assemblies (6) installed on a factory track beam, characterized in that: Both ends of the top of the balance bar (2) are fixedly connected to a first connecting ring (21), and the hooks of the two mobile vehicles (1) are respectively arranged inside the two first connecting rings (21). The bottom of the balance bar (2) is fixedly connected to a connecting plate (22), and the connecting plate (22) and the connecting frame (3) are connected through a connecting assembly. The bottom of the connecting frame (3) is fixedly connected to a fixed frame (4), and the suction cup frame (5) is fixedly connected to the bottom of the fixed frame (4). The two ends of the connecting frame (3) are connected to the connecting plate (22) through two screw rod assemblies (6), and the connecting frame (3) is horizontally adjusted by the screw rod assembly (6).

2. The dual-carriage lifting equipment according to claim 1, characterized in that: The connecting assembly comprises a circular link chain (32), a second connecting ring (31) is fixedly connected to the top of the connecting frame (3), a first connecting hole (23) is provided at the bottom of the connecting plate (22), and the first connecting hole (23) and the second connecting ring (31) are connected via the circular link chain (32).

3. The dual-carriage hoisting equipment according to claim 1, characterized in that: The screw assembly (6) comprises a rotating frame (61), a first screw (62) and a second screw (63), wherein the first screw (62) and the second screw (63) are respectively threadedly connected to the two ends of the rotating frame (61), and a connecting ring (64) is installed at one end of the first screw (62) and the second screw (63) that are away from each other. Both ends of the connecting frame (3) are fixedly connected to a connecting seat (33), and each of the connecting seats (33) is provided with a third connecting hole (34). The bottom of the connecting plate (22) is provided with a second connecting hole (24), and the two connecting rings (64) are respectively connected to the third connecting hole (34) and the second connecting hole (24).

4. The dual-carriage hoisting equipment according to claim 1, characterized in that: A bubble level (7) is fixedly connected to the connecting frame (3).

5. The dual-carriage hoisting equipment according to claim 1, characterized in that: The suction cup frame (5) is fixedly connected to a plurality of vacuum suction cups in a linear array.

Images