Heavy truck frame airplane beam electromagnet lifting appliance and control circuit

Abstract

The invention relates to a heavy truck frame airplane beam electromagnet lifting appliance and a control circuit. The heavy truck frame airplane beam electromagnet lifting appliance comprises an electric cabinet, a lifting beam assembly and an electromagnet assembly. The lifting beam assembly comprises at least one bearing cross beam and at least one bearing longitudinal beam used for being connected with the bearing cross beam, an electric cabinet is arranged on the upper side of the bearing longitudinal beam, a plurality of electromagnet assemblies are arranged on the lower side of the bearing cross beam, and the electromagnet assemblies are electrically connected with the electric cabinet; the contact mode of the lifting appliance and a long aircraft beam product is analyzed, the lifting beam assembly, the electric control box, the electromagnet assembly and the like are combined, appearance protection, power failure falling prevention and air suction alarm of the lifting appliance on workpieces are achieved, the transfer efficiency is improved, and meanwhile cost, practicability, strength and safety are considered.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy automobile manufacturing, and in particular to an electromagnetic hanger for a heavy truck frame aircraft beam and a control circuit. Background Art

[0002] During the assembly of heavy truck frames, different aircraft beam products are used for different vehicle configurations. Conventional hoists cannot be hoisted at the center of gravity, and the center of gravity is unstable after hoisting, which poses a safety hazard. Therefore, the aircraft beams are assembled by manually moving parts. When aircraft beams of 5m or more are used for production or assembly, they are usually moved by two people, which is labor-intensive.

[0003] In recent years, in order to improve the corrosion resistance and weather resistance of the chassis frame, mainstream OEMs have adopted the process mode of assembly after electrophoresis of loose parts. The new process mode also puts forward higher requirements on the transportation and assembly process. That is, while taking into account the transportation efficiency, it is also necessary to ensure the appearance quality of the paint film during the transportation of the product to avoid bumps and scratches on the paint film. It is necessary to find a more efficient way. Summary of the invention

[0004] The purpose of the present invention is to provide a heavy truck frame aircraft beam electromagnetic hanger and a control circuit to solve the problems of low efficiency, time-consuming and labor-intensive transportation of the existing heavy truck frame aircraft beam.

[0005] The present invention is achieved by adopting the following technical solutions:

[0006] A heavy truck frame aircraft beam electromagnetic hoist, comprising an electric control box, a lifting beam assembly, and an electromagnetic assembly;

[0007] The lifting beam assembly includes at least one load-bearing crossbeam and at least one load-bearing longitudinal beam for connecting the load-bearing crossbeam, an electric control box is arranged on the upper side of the load-bearing longitudinal beam, and a plurality of electromagnet assemblies are arranged on the lower side of the load-bearing crossbeam, and the electromagnet assemblies are electrically connected to the electric control box.

[0008] As a further description of the invention, the electrical control box is provided with a power supply and a UPS uninterruptible power supply, the power supply is powered by the UPS uninterruptible power supply, and a buzzer, a main power switch, and a power indicator light are provided outside the electrical control box, the power supply is electrically connected to the power indicator light, the UPS uninterruptible power supply is electrically connected to the buzzer, and the power supply and the UPS uninterruptible power supply are both electrically connected to the main power switch.

[0009] As a further description of the invention, it also includes a knob switch, the electromagnetic coil of the electromagnet assembly is electrically connected to the knob switch, and the knob switch is electrically connected to a UPS uninterruptible power supply.

[0010] As a further description of the invention, it also includes multiple buffer components; the buffer components include a support frame, a spring, and a movable rod; the support frame is set on a load-bearing beam, one end of the movable rod passes through the bottom end of the support frame and is sleeved with a spring, and the other end of the movable rod is connected to the corresponding electromagnet component.

[0011] As a further illustration of the invention, a joint structure is provided at the connection between the load-bearing cross beam and the load-bearing longitudinal beam.

[0012] As a further description of the invention, it also includes a handrail assembly; the handrail assembly is a ring-shaped frame structure, which is fixed on the load-bearing longitudinal beam and is above the load-bearing crossbeam; the knob switch is arranged on the handrail assembly.

[0013] As a further illustration of the invention, an anti-scalding cover is provided on the electromagnet assembly.

[0014] A heavy truck frame aircraft beam electromagnetic hoist control circuit is applied to any of the heavy truck frame aircraft beam electromagnetic hoists described above, including: the power supply is powered by a UPS uninterruptible power supply, the power supply is connected in series with a power indicator light, and the power supply and the UPS uninterruptible power supply are both connected in series with a main power switch.

[0015] As a further illustration of the invention, it also includes a relay, a first time delay relay, and a second time delay relay;

[0016] The buzzer and the normally open switch of the second delay relay are connected in series; the relay and the first delay relay are connected in parallel and in series with the knob switch; the second delay relay and the electromagnet assembly are connected in parallel and in series with the normally open switch of the relay; the second delay relay and the electromagnet assembly are connected in parallel and in series with the normally closed switch of the relay and the normally closed switch of the first delay relay, and are respectively connected between the two ends of the power supply.

[0017] Compared with the prior art, the present invention has the following beneficial technical effects:

[0018] The present invention analyzes the contact mode between the sling and the long aircraft beam product and adopts a combination of a lifting beam assembly, an electric control box, an electromagnet assembly, etc. to achieve the appearance protection of the workpiece by the sling, power-off to prevent falling, and empty suction alarm, thereby improving the transportation efficiency while taking into account cost, practicality, strength and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The invention will be further described below in conjunction with the accompanying drawings:

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the electromagnetic hanger of the heavy truck frame aircraft beam of the present invention;

[0021] Figure 2It is a schematic diagram of the external structure of the electric control box of the present invention;

[0022] Figure 3 It is a front view of the electromagnetic hanger for the heavy truck frame aircraft beam of the present invention;

[0023] Figure 4 It is a schematic diagram of the connection structure between the load-bearing longitudinal beam and the load-bearing cross beam of the present invention;

[0024] Figure 5 The invention discloses a circuit schematic diagram of a control circuit of an electromagnetic hanger for a heavy truck frame aircraft beam.

[0025] Description of reference numerals:

[0026] 1. Electric control box; 2. Lifting beam assembly; 3. Electromagnet assembly; 4. Buffer assembly; 5. Handrail assembly; 6. Knob switch; 7. Buzzer; 8. Main power switch; 9. Power indicator light; 10. Intelligent balancing crane; 21. Load-bearing longitudinal beam; 22. Load-bearing cross beam; 31. First electromagnet; 32. Second electromagnet; 41. Support frame; 42. Spring; 43. Movable rod. DETAILED DESCRIPTION

[0027] The technical solution of the embodiment of the present invention is briefly described below:

[0028] like Figure 1-4 As shown, the present invention provides an electromagnetic hoist for aircraft beams of heavy truck frames, which is mainly configured in two workstations: aircraft beam subassembly line and frame assembly riveting line. The hoist is used for a full range of aircraft beam crossbeams and connecting plates, especially aircraft beam connecting plates of 5m and above. The adsorption position can be flexibly adjusted to the center of gravity according to the length of the aircraft beam connecting plate. The lifting and transportation process is stable, with a high safety factor, and is convenient for processing personnel to operate. It mainly includes an electric control box 1, a lifting beam assembly 2, and an electromagnet assembly 3;

[0029] The lifting beam assembly 2 includes at least one load-bearing crossbeam 22 and at least one load-bearing longitudinal beam 21 for connecting the load-bearing crossbeam 22. An electric control box 1 is arranged on the upper side of the load-bearing longitudinal beam 21, and a plurality of electromagnet assemblies 3 are arranged on the lower side of the load-bearing crossbeam 22. The electromagnet assemblies 3 are electrically connected to the electric control box 1.

[0030] Among them, the electric control box 1 is provided with a power supply and a UPS uninterruptible power supply, and the electric control box 1 is provided with a buzzer 7, a main power switch 8, and a power indicator light 9; the power supply is supplied to the UPS uninterruptible power supply, the power supply is electrically connected to the power indicator light 9, the UPS uninterruptible power supply is electrically connected to the buzzer 7, and the power supply and the UPS uninterruptible power supply are both electrically connected to the main power switch 8; the light is on for power supply status, and the light is off for power failure status, at which time the UPS power supply automatically switches to power the electromagnet assembly 3 to avoid the safety risk of workpiece falling caused by sudden power failure; the buzzer 7 sounds an alarm when the electromagnet assembly 3 is powered on and empty in the suction position, so as to remind the operator;

[0031] The present invention also provides a knob switch 6, the electromagnetic coil of the electromagnet assembly 3 is electrically connected to the knob switch 6, and the knob switch 6 is electrically connected to the UPS uninterruptible power supply. When the knob of the knob switch 6 is rotated to the left, the electromagnet assembly 3 is magnetically attracted to the workpiece; on the contrary, when it is rotated to the right, the electromagnet assembly 3 is demagnetized and releases the workpiece; at the same time, the buzzer 7 is turned on and the electromagnet assembly 3 is powered on and empty, and then the buzzer 7 sounds an alarm and performs a closing operation;

[0032] According to some embodiments, the present invention further provides a buffer assembly 4; the buffer assembly 4 includes a support frame 41, a spring 42, and a movable rod 43; the support frame 41 is arranged on the load-bearing crossbeam 22 through a positioning bolt, one end of the movable rod 43 passes through the bottom end of the support frame 41 and is sleeved with the spring 42, and the other end of the movable rod 43 is connected to the corresponding electromagnet assembly 3; the buffer assembly 4 can adjust the installation position of the positioning bolt to achieve adsorption control of parts of different lengths, and can cover all existing and future developed frame products;

[0033] According to some embodiments, the present invention also provides a joint structure at the connection between the load-bearing cross beam 22 and the load-bearing longitudinal beam 21, such as Figure 4 As shown, the joint structure includes two connecting plates, bolts and nuts arranged at the center of the load-bearing crossbeam 22, and the bottom end of the load-bearing longitudinal beam 21 is arranged between the two connecting plates. One end of the bolt passes through the connecting plates and the load-bearing longitudinal beam 21 in sequence, and is screwed with a nut. The tightness can be adjusted to increase the adsorption angle, and the operation is more flexible and convenient.

[0034] According to some embodiments, the present invention further provides a hand-held assembly 5; the hand-held assembly 5 is a ring-shaped frame structure, which is fixed on the load-bearing longitudinal beam 21 and is above the load-bearing cross beam 22; the knob switch 6 is arranged on the hand-held assembly 5;

[0035] Based on the above embodiment, further, an anti-scalding cover is provided on the electromagnet assembly 3, and an aluminum alloy anti-scalding cover can be used to prevent the human body from directly contacting the hot electromagnet when the electromagnet is energized and sucked for a long time, causing the temperature of the electromagnet body to rise;

[0036] Further, the electromagnet assembly 3 includes a first electromagnet 31 and a second electromagnet 32, which are arranged at both ends of the load-bearing beam 22;

[0037] Based on the above embodiments, the present invention also provides an intelligent balancing crane 10, that is, an intelligent auxiliary lifting device, the model of which can be but not limited to AI-H080, etc., which can meet the needs of fast or slow movement of the hoist as operated by the operator, meet the needs of the movement and transportation of heavy truck aircraft beams, and save manpower.

[0038] like Figure 5 As shown, the present invention also provides a heavy truck frame aircraft beam electromagnetic hanger control circuit, the control circuit includes: a power supply powering a UPS uninterruptible power supply, a power indicator light H1 is connected in series to the power supply, and a main power switch S1 is connected in series to the power supply and the UPS uninterruptible power supply V1.

[0039] The control circuit of the present invention also includes a relay K1, a first delay relay K2, and a second delay relay K3; a buzzer H2 and a normally open switch of the second delay relay K3 are connected in series; the relay K1 and the first delay relay K2 are connected in parallel and in series with the knob switch S2; the electromagnet assembly and the second delay relay K3 are connected in parallel and are respectively connected in series with the normally open switch of the relay K1; the electromagnet assembly and the second delay relay K3 are connected in parallel and are respectively connected in series with the normally closed switch of the relay K1 and the normally closed switch of the first delay relay K2, and are all connected at both ends of the power supply; specifically The electromagnet assembly at least includes a first electromagnet Y1 and a second electromagnet Y2; the first electromagnet Y1, the second electromagnet Y2 and the second delay relay K3 are connected in parallel and then connected in series with the normally open switch of the relay K1; and the first electromagnet Y1, the second electromagnet Y2 and the second delay relay K3 are connected in parallel and then connected in series with the normally closed switch of the relay K1, and the normally closed switch of the relay K1 and the normally closed switch of the first delay relay K2 are connected in series, all of which are connected between the two ends of the power supply; the buzzer 7 sounds an alarm when the electromagnet assembly 3 is powered on and empty, so as to remind the operator;

[0040] According to some embodiments, a switching power supply V2 is connected between the power supply and the UPS uninterruptible power supply V1 to convert the power supply into power required by the user.

[0041] In the description of the above embodiments, specific features, structures, materials or characteristics may be combined in a suitable manner in any one or more embodiments or examples.

[0042] Although the present disclosure has been described with reference to several typical embodiments, it should be understood that the terms used are illustrative and exemplary, rather than restrictive. Since the present disclosure can be embodied in a variety of forms without departing from the spirit or essence of the invention, it should be understood that the above embodiments are not limited to any of the foregoing details, but should be interpreted broadly within the spirit and scope defined by the appended claims, so all changes and modifications falling within the scope of the claims or their equivalents should be covered by the appended claims.

Claims

1. A heavy truck frame aircraft beam electromagnetic hanger, characterized in that: It comprises an electric control box (1), a lifting beam assembly (2), and an electromagnet assembly (3); The lifting beam assembly (2) comprises at least one load-bearing crossbeam (22) and at least one load-bearing longitudinal beam (21) for connecting the load-bearing crossbeam (22); an electric control box (1) is arranged on the upper side of the load-bearing longitudinal beam (21); and a plurality of electromagnet assemblies (3) are arranged on the lower side of the load-bearing crossbeam (22); and the electromagnet assemblies (3) are electrically connected to the electric control box (1).

2. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 1, characterized in that: The electric control box (1) is provided with a power supply and a UPS uninterruptible power supply, the power supply is powered by the UPS uninterruptible power supply, the electric control box (1) is provided with a buzzer (7), a main power switch (8), and a power indicator light (9), the power supply is electrically connected to the power indicator light (9), the UPS uninterruptible power supply is electrically connected to the buzzer (7), and the power supply and the UPS uninterruptible power supply are both electrically connected to the main power switch (8).

3. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 2, characterized in that: It also comprises a knob switch (6), the electromagnetic coil of the electromagnet assembly (3) is electrically connected to the knob switch (6), and the knob switch (6) is electrically connected to a UPS uninterruptible power supply.

4. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 3, characterized in that: It also includes a plurality of buffer components (4); the buffer components (4) include a support frame (41), a spring (42), and a movable rod (43); the support frame (41) is arranged on a load-bearing crossbeam (22); one end of the movable rod (43) passes through the bottom end of the support frame (41) and is sleeved with a spring (42); the other end of the movable rod (43) is connected to a corresponding electromagnet component (3).

5. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 4, characterized in that: A joint structure is provided at the connection between the load-bearing cross beam (22) and the load-bearing longitudinal beam (21).

6. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 5, characterized in that: It also includes a hand-held assembly (5); the hand-held assembly (5) is a ring-shaped frame structure, which is fixed on the load-bearing longitudinal beam (21) and is located above the load-bearing cross beam (22); the knob switch (6) is arranged on the hand-held assembly (5).

7. The heavy truck frame aircraft beam electromagnetic hanger as claimed in claim 6, characterized in that: The electromagnet assembly (3) is provided with an anti-scalding cover.

8. A heavy truck frame aircraft beam electromagnetic hanger control circuit, applied to the heavy truck frame aircraft beam electromagnetic hanger according to any one of claims 1 to 7, characterized in that: include: The power supply is supplied by a UPS uninterruptible power supply, a power indicator light (9) is connected in series to the power supply, and a main power switch (8) is connected in series to both the power supply and the UPS uninterruptible power supply.

9. The heavy truck frame aircraft beam electromagnetic hanger control circuit as claimed in claim 8, characterized in that: It also includes a relay, a first time delay relay, and a second time delay relay; The buzzer (7) and the normally open switch of the second time delay relay are connected in series; the relay and the first time delay relay are connected in parallel and in series with the knob switch (6); the second time delay relay and the electromagnet assembly are connected in parallel and in series with the normally open switch of the relay; the second time delay relay and the electromagnet assembly are connected in parallel and in series with the normally closed switch of the relay and the normally closed switch of the first time delay relay, and are respectively connected between the two ends of the power supply.

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