Tool for laying down and standing up welding wire reel and welding wire changing method

Abstract

The invention discloses a tool for laying down and standing up a welding wire reel, comprising an upper frame and a lower frame, wherein the lower frame is hingedly mounted on a base, and the upper frame and the lower frame are connected by hinges; a cylindrical hole is provided in the middle of a cross bar where the upper frame contacts the lower frame, a lifting lug is welded in the middle of the cross bar at the upper end of the upper frame, a clamping tooth is welded at the lower end of each of the two longitudinal bars of the lower frame, and a clamping tooth and a bayonet are welded on the cross bar at the upper end of the upper frame; a bolt is also provided on the base, and the bolt can be moved left and right to prevent the tool from tipping over. The invention avoids manual handling and the damage that may be incurred, and improves the efficiency of welding wire replacement.

Description

Technical Field

[0001] The invention relates to a construction tool, in particular to a tool for laying down and standing up a welding wire reel and a welding wire replacement method. Background Art

[0002] The weight of the entire reel of welding wire used in the current assembly line is about 200-350kg, which is difficult to carry by manpower and can easily cause harm to the carriers. It is easy for people to get their hands and feet hurt. When the shipyard assembly line is performing panel assembly operations, the welding wire is replaced more frequently, which makes this risk more likely to occur. It is urgent to upgrade the technology of welding wire handling to eliminate safety hazards. Summary of the invention

[0003] In view of the shortcomings of the existing technology, the present invention provides a tool for laying down and standing up a welding wire reel safely and reliably, avoiding manual handling and possible injuries, and improving the efficiency of welding wire replacement.

[0004] The technical solution adopted by the present invention is: a tool for laying down and standing up a welding wire reel, comprising an upper frame and a lower frame, wherein the upper frame and the lower frame are both frame structures welded by four channel steels, the lower frame is mounted on a base with a hinge, the lower frame can rotate 90 degrees around the hinge, the upper frame and the lower frame are connected by a hinge, and the upper frame can rotate freely around the hinge; a cylindrical hole is provided in the middle of the cross bar where the upper frame contacts the lower frame, and a cylindrical hole is welded in the middle of the cross bar at the upper end of the upper frame. A lifting ear, which is used to connect with the crane hook; a latch is welded at the lower end of each of the two longitudinal bars of the lower frame, and a latch and a latch are welded on the upper end cross bar of the upper frame, the latch is located on the left side of the lifting ear, and the latch is located on the right side of the lifting ear; a bolt is also provided on the base, and the bolt can move left and right. When the tooling is erected, the bolt moves to the left and just clamps the lower cross bar of the tooling to prevent the tooling from tipping over; the tooling also includes a guardrail arranged on the base, and when the wire reel is erected, one end of the central axis of the wire reel is inserted into the cylindrical hole, and the other end is pressed on the guardrail.

[0005] Preferably, the cylindrical hole is 2-3 mm larger than the central axis of the welding wire reel.

[0006] Preferably, the lifting lug is cut from a 15 mm thick steel plate.

[0007] Preferably, the guardrail is parallel to the lower frame in an upright state, and the guardrail and the lower frame have the same height.

[0008] A method for replacing welding wire by using a tool for laying down and standing up a welding wire reel comprises the following steps:

[0009] Step 1: First, use a forklift to fork the welding wire to the designated stacking location, then use a crane to lift the empty welding wire reel to the welding wire reel stacking device, lay the welding wire reel down, then lay down the upper frame, and stand up the lower frame;

[0010] Step 2: Use a crane to lift the wire reel onto the lower frame, then stand up the upper frame and fix it with a latch, insert one end of the central axis of the wire reel into the cylindrical hole in the middle of the crossbar where the upper frame contacts the lower frame, and press the other end onto the guardrail;

[0011] Step 3: Use a crane to tighten the lifting lugs, and as the crane moves outward, drive the upper frame and the lower frame to be level;

[0012] Step 4: After the upper frame and the lower frame are placed horizontally, use a wrench to open the upper cover of the wire reel;

[0013] Step 5: Grab the welding wire with a crane, place the welding wire on the wire reel, then cover the wire reel and tighten it with a wrench;

[0014] Step 6: Use a crane to lift the replaced welding wire reel and move it to the welding wire stacking device, push the replaced welding wire reel to roll forward along the welding wire reel stacking device, and then separate the crane from the lifting ear.

[0015] The beneficial effects of the present invention are as follows: the tooling for laying down and standing up the welding wire reel of the present invention is safe and reliable, avoids manual handling and possible injuries, and improves the efficiency of welding wire replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the present invention;

[0017] Figure 2 Flow chart of the method of the present invention.

[0018] In the figure: 1. Upper frame; 2. Lower frame; 3. Lifting ear; 4. Clamp tooth; 5. Bolt; 6. Bayonet; 7. Guardrail; 8. Hinge; 9. Base. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0020] In the description of the present invention, unless otherwise specified and limited, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal communication of two components, it can be a direct connection, or it can be an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0021] like Figure 1 As shown, a tool for laying down and standing up a welding wire reel comprises an upper frame 1 and a lower frame 2, wherein the upper frame 1 and the lower frame 2 are both frame structures welded by four channel steels, the lower frame 2 is mounted on a base 9 by a hinge 8, the lower frame 2 can rotate 90° around the hinge 8, the upper frame 1 and the lower frame 2 are connected by a hinge 8, the upper frame 1 can rotate freely around the hinge 8; a cylindrical hole is provided in the middle of the cross bar where the upper frame 1 contacts the lower frame 2, a lifting ear 3 is welded in the middle of the cross bar at the upper end of the upper frame 1, the lifting ear 3 is used to connect with the crane hook; A tooth 4 is welded at the lower end of each of the two longitudinal rods, and a tooth 4 and a bayonet 6 are welded on the upper end cross bar of the upper frame 1, the tooth 4 is located on the left side of the lifting ear 3, and the bayonet 6 is located on the right side of the lifting ear 3. The three teeth 4 and the bayonet 6 are used to fix the welding wire reel; a bolt 5 is also provided on the base 9, and the bolt 5 can move left and right. When the tooling is erected, the bolt 5 moves to the left and just clamps the lower cross bar of the tooling to prevent the tooling from tipping over; the tooling also includes a guardrail 7 arranged on the base 9. When the welding wire reel is erected, one end of the central axis of the welding wire reel is inserted into the cylindrical hole, thereby fixing the welding wire reel, and the other end is pressed on the guardrail 7.

[0022] Preferably, the cylindrical hole is 2-3 mm larger than the central axis of the welding wire reel.

[0023] Preferably, the lifting lug 3 is cut from a 15 mm thick steel plate.

[0024] Preferably, the guardrail 7 is parallel to the lower frame 2 in an upright state, and the guardrail 7 and the lower frame 2 have the same height. When replacing the welding wire, the guardrail not only protects the welding wire reel from tipping over, but also supports the welding wire reel.

[0025] A method for replacing welding wire by using a tool for laying down and raising a welding wire reel, such as Figure 2 As shown, the following steps are included:

[0026] Step 1: First, use a forklift to fork the welding wire to the designated stacking location, then use a crane to lift the empty welding wire reel to the welding wire reel stacking device, lay the welding wire reel down, then lay down the upper frame, and stand up the lower frame;

[0027] Step 2: Use a crane to lift the wire reel onto the lower frame, then stand up the upper frame and fix it with a latch, insert one end of the central axis of the wire reel into the cylindrical hole in the middle of the crossbar where the upper frame contacts the lower frame, and press the other end onto the guardrail;

[0028] Step 3: Use a crane to tighten the lifting lugs, and as the crane moves outward, drive the upper frame and the lower frame to be level;

[0029] Step 4: After the upper frame and the lower frame are placed horizontally, use a wrench to open the upper cover of the wire reel;

[0030] Step 5: Grab the welding wire with a crane, place the welding wire on the wire reel, then cover the wire reel and tighten it with a wrench;

[0031] Step 6: Use a crane to lift the replaced wire reel and move it to the wire stacking device. Push the replaced wire reel to roll forward along the wire reel stacking device, and then separate the crane from the lifting lug. The purpose is mainly to prevent the crane from colliding with the wire loading and unloading device when lifting the welding wire, and to facilitate lifting it to the welding machine for replacement.

[0032] The beneficial effects of the present invention are as follows: the tooling for laying down and standing up the welding wire reel of the present invention is safe and reliable, avoids manual handling and possible injuries, and improves the efficiency of welding wire replacement.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated 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 that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A tool for laying down and standing up a welding wire reel, comprising an upper frame and a lower frame, characterized in that : The upper frame and the lower frame are both frame structures made of four channel steels welded together. The lower frame is installed on the base with a hinge, and the lower frame can rotate 90° around the hinge. The upper frame and the lower frame are connected by a hinge, and the upper frame can rotate freely around the hinge; a cylindrical hole is provided in the middle of the cross bar where the upper frame contacts the lower frame, and a lifting ear is welded in the middle of the cross bar at the upper end of the upper frame. The lifting ear is cut from a 15mm thick steel plate and is used to connect to the crane hook; A latch is welded to the lower end of each of the two longitudinal rods, and a latch and a bayonet are welded on the upper cross bar of the upper frame. The latch on the upper frame is located on the left side of the lifting ear, and the bayonet is located on the right side of the lifting ear. A bolt is also provided on the base, and the bolt can move left and right. When the tooling is erected, the bolt moves to the left and just clamps the lower cross bar of the tooling to prevent the tooling from tipping over. The tooling also includes a guardrail arranged on the base. When the welding wire reel is erected, one end of the central axis of the welding wire reel is inserted into the cylindrical hole, and the cylindrical hole is 2-3mm larger than the size of the central axis of the welding wire reel, and the other end is pressed on the guardrail.

2. A tool for laying down and standing up a welding wire reel according to claim 1, characterized in that :The guardrail is parallel to the lower frame in the upright state, and the guardrail and the lower frame have the same height.

3. A method for replacing welding wire using the tooling according to any one of claims 1-2, characterized in that: The following steps are involved: Step 1: First, use a forklift to fork the welding wire to the designated stacking location, then use a crane to lift the empty welding wire reel to the welding wire reel stacking device, lay the welding wire reel down, then lay down the upper frame, and stand up the lower frame; Step 2: Use a crane to lift the wire reel onto the lower frame, then stand up the upper frame and fix it with a latch, insert one end of the central axis of the wire reel into the cylindrical hole in the middle of the crossbar where the upper frame contacts the lower frame, and press the other end onto the guardrail; Step 3: Use a crane to tighten the lifting lugs, and as the crane moves outward, drive the upper frame and the lower frame to be level; Step 4: After the upper frame and the lower frame are placed horizontally, use a wrench to open the upper cover of the wire reel; Step 5: Grab the welding wire with a crane, place the welding wire on the wire reel, then cover the wire reel and tighten it with a wrench; Step 6: Use a crane to lift the replaced welding wire reel and move it to the welding wire stacking device, push the replaced welding wire reel to roll forward along the welding wire reel stacking device, and then separate the crane from the lifting ear.

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