Welding tool for civil air defense door leaf fixing shaft

Abstract

The utility model relates to the technical field of civil air defense door machining, and particularly discloses a civil air defense door leaf fixing shaft welding tool which comprises a bottom clamping plate, a rotary knob and two sets of supporting seats. Two groups of vacuum chucks are mounted at the bottom of each group of supporting seats, a rotating groove is formed in the top of one group of supporting seats, one end of a knob is rotatably mounted in the rotating groove, a positioning groove is formed in the top of the other group of supporting seats, the end, away from the rotating groove, of the knob is fixed in the positioning groove through a positioning piece, the knob is in threaded connection with a lead screw A, and the bottom of the lead screw A is rotatably connected with a top clamping plate; bottom clamping plates are arranged on the two sides of the supporting base. The bottom clamping plate and the top clamping plate are matched to clamp and fix the fixing shaft, welding of the fixing shaft is facilitated, one end of the transverse plate can be overturned after being separated from the positioning groove, the top clamping plate can be driven to overturn during overturning, the top between the two supporting seats is exposed, and the fixing shaft can be taken out conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense door processing, in particular to a welding tool for fixing a shaft of a civil air defense door leaf. Background Art

[0002] The civil air defense door is composed of a steel structure civil air defense door frame, door leaf and accessories. Before installing the fixed shaft in the civil air defense door leaf, it is necessary to weld parts on the fixed shaft, and then install the fixed shaft on the civil air defense door leaf. When welding the fixed shaft, it is necessary to use tooling to assist in fixing the fixed shaft.

[0003] The existing patent announcement number CN211465339U discloses a fixed axis welding fixture for a civil air defense door, which includes a base and a top seat arranged on the top of the base, two fixture assemblies are arranged on one side of the top seat, and an adjustable limit mechanism is arranged between the fixture assembly and the top seat. The fixture assembly includes a clamping seat and a clamping piece, and arc pads are arranged on the inner sides of the clamping seat and the clamping piece. Two guide slide bars are fixed on one side of the clamping seat, and the two ends of the clamping piece are respectively sleeved on the surfaces of the two guide slide bars, and a horizontal plate is arranged on one side of the clamping piece, and the guide The top end of the sliding rod is welded and fixed to the horizontal plate, a rotating seat is fixed to the outer surface of the clamping piece, and a rotating screw is rotatably connected to one side of the rotating seat. A threaded hole corresponding to the rotating screw is opened inside the horizontal plate, and the top end of the rotating screw passes through the outer side of the horizontal plate, and a fastening ring is fixed to the top end of the rotating screw; when welding the fixed axis of the civil air defense door, the fixed axis of the civil air defense door can be clamped and limited by the clamp assembly, thereby making the fixed axis of the civil air defense door more stable during the subsequent welding process, which brings convenience to the welding operation of the fixed axis of the civil air defense door.

[0004] The above welding fixture can clamp and limit the fixed shaft of the civil air defense door leaf, but when welding some fixed shafts, parts will be welded to the end of the fixed shaft to facilitate subsequent installation on the civil air defense door leaf. After the above welding fixture releases the clamping of the fixed shaft, it is not convenient to remove the fixed shaft after welding, which needs to be improved. In view of the above problems, a welding fixture for the fixed shaft of the civil air defense door leaf is proposed. Utility Model Content

[0005] The utility model aims to provide a welding tool for fixing the shaft of a civil air defense door leaf, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A welding tool for fixing the shaft of a civil air defense door leaf, comprising a bottom clamping plate, a horizontal plate and two sets of supporting seats;

[0008] Two groups of vacuum suction cups are installed at the bottom of each group of support seats, one group of support seats has a rotating groove on the top, one end of the horizontal plate is rotatably installed in the rotating groove, and the other group of support seats has a positioning groove on the top, and the end of the horizontal plate away from the rotating groove is fixed in the positioning groove by a positioning piece, the horizontal plate is threadedly connected to the screw rod A, and the bottom of the screw rod A is rotatably connected to the top clamping plate;

[0009] Bottom clamping plates are provided on both sides of the support seat, and both ends of the bottom clamping plates are connected to the lifting block through fixing parts. A lifting groove for the lifting block to slide up and down is provided in the support seat, and a lifting part for adjusting the lifting block to slide up and down is installed in the support seat.

[0010] In an optional solution: the positioning member includes a positioning bolt threadedly connected to the end of the cross plate, and a positioning hole threadedly matched with the positioning bolt is provided at the bottom of the positioning groove.

[0011] In an optional solution: the top of the screw rod A is fixedly connected to a knob.

[0012] In an optional solution: the fixing member includes a fixing bolt, the fixing bolt is threadedly connected to the end of the bottom clamping plate, and a fixing hole that matches the fixing bolt thread is provided on one side of the lifting block extending out of the lifting slot.

[0013] In an optional solution: the lifting member includes a screw rod B installed in the lifting groove, a motor for driving the screw rod B to rotate is provided in the support seat, and a screw hole that matches the screw rod B thread is provided on the lifting block.

[0014] In an optional solution: an arc-shaped groove is provided on one side of the bottom clamping plate and the top clamping plate that are close to each other, and a rubber pad is provided in the arc-shaped groove.

[0015] In an optional solution: a control component for controlling the operation of the vacuum suction cup is installed in the support seat.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The bottom clamping plate and the top clamping plate in the utility model can cooperate to clamp and fix the fixed shaft, which is convenient for welding the fixed shaft. After one end of the horizontal plate is separated from the positioning groove, it can be flipped, and the top clamping plate can be driven to flip during the flipping, so that the top between the two sets of support seats is exposed, which is convenient for taking out the fixed shaft.

[0018] In the utility model, the bottom clamping plate and the lifting block are connected by a fixing piece, which is convenient for disassembly, separation between the two sets of support seats, and removal of the fixed shaft;

[0019] The arrangement of the vacuum suction cup in the utility model facilitates the adsorption and fixation of the tooling at the target, and is conducive to fixing the fixed shaft at the target. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the structure of the horizontal plate flipping in the utility model.

[0022] Figure 3 It is a schematic diagram of the structure inside the lifting tank in the utility model.

[0023] In the figure: 11, support seat; 12, vacuum suction cup; 13, bottom clamping plate; 14, top clamping plate; 15, screw A; 16, knob; 17, cross plate; 18, positioning bolt; 19, positioning groove; 20, positioning hole; 21, rotating groove; 22, lifting groove; 23, screw B; 24, lifting block; 25, fixing bolt. DETAILED DESCRIPTION

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] 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.

[0026] See also Figure 1-Figure 3 In this embodiment, a welding tool for fixing the shaft of a civil air defense door leaf includes a bottom clamping plate 13, a horizontal plate 17 and two sets of support seats 11;

[0027] Two groups of vacuum suction cups 12 are installed at the bottom of each group of support seats 11, and a rotation groove 21 is provided on the top of one group of support seats 11. One end of the horizontal plate 17 is rotatably installed in the rotation groove 21, and the horizontal plate 17 can be turned around the rotation connection.

[0028] A positioning groove 19 is provided on the top of the other group of support seats 11, and the end of the horizontal plate 17 away from the rotating groove 21 is fixed in the positioning groove 19 through a positioning piece;

[0029] The horizontal plate 17 is threadedly connected with a screw rod A15, and the bottom of the screw rod A15 is rotatably connected to the top clamping plate 14. The height of the top clamping plate 14 can be adjusted by rotating the screw rod A15;

[0030] Bottom clamping plates 13 are provided on both sides of the support seat 11, and both ends of the bottom clamping plates 13 are connected to lifting blocks 24 through fixing parts. A lifting groove 22 for the lifting block 24 to slide up and down is provided in the support seat 11, and a lifting member for adjusting the lifting block 24 to slide up and down is installed in the support seat 11; the lifting member adjusts the lifting block 24 to slide up and down, and the height of the bottom clamping plate 13 can be adjusted, and the bottom clamping plate 13 cooperates with the top clamping plate 14 to realize the clamping operation;

[0031] In this embodiment, the workpiece is placed at the target position, the vacuum suction cup 12 performs the adsorption operation, the height of the bottom clamping plate 13 is adjusted by the lifting member, the fixed axis is placed on the bottom clamping plate 13, and the fixed axis is adjusted to a suitable welding position. One end of the cross plate 17 is fixed in the positioning groove 19 by a positioning member, and the height of the top clamping plate 14 is adjusted by the screw rod A15, and the bottom clamping plate 13 and the top clamping plate 14 cooperate to clamp.

[0032] In another embodiment, the positioning member includes a positioning bolt 18 threadedly connected to the end of the cross plate 17, and a positioning hole 20 threadedly matched with the positioning bolt 18 is provided at the bottom of the positioning groove 19; the end of the cross plate 17 is placed in the positioning groove 19 and fixed with the positioning bolt 18 to fix the position of the cross plate 17.

[0033] In another embodiment, the top of the screw rod A15 is fixedly connected to a knob 16; the screw rod A15 can be operated to rotate by the knob 16.

[0034] In another embodiment, the fixing part includes a fixing bolt 25, which is threadedly connected to the end of the bottom clamping plate 13, and the side of the lifting block 24 extending out of the lifting groove 22 is provided with a fixing hole threadedly matched with the fixing bolt 25; the bottom clamping plate 13 can be fixed to one side of the lifting block 24 by the fixing bolt 25.

[0035] In another embodiment, the lifting member includes a screw rod B23 installed in the lifting slot 22, a motor for driving the screw rod B23 to rotate is provided in the support seat 11, and a screw hole that is threadedly matched with the screw rod B23 is provided on the lifting block 24;

[0036] The motor can drive the screw rod B23 to rotate, thereby adjusting the lifting block 24 to slide in the lifting slot 22.

[0037] In another embodiment, arc-shaped grooves are provided on the sides of the bottom clamping plate 13 and the top clamping plate 14 that are close to each other, and rubber pads are provided in the arc-shaped grooves; and the outer wall of the fixed shaft can contact the rubber pads.

[0038] In another embodiment, a control component for controlling the operation of the vacuum suction cup 12 is installed in the support base 11; the control component may be an existing battery, a controller and a vacuum pump.

[0039] When the utility model is used, the work device is placed at the target position, the control component vacuum suction cup 12 performs adsorption operation, and the motor can drive the screw rod B23 to rotate, so as to adjust the lifting block 24 to slide in the lifting groove 22, adjust the height of the bottom clamping plate 13, and place the fixed shaft on the bottom clamping plate 13, so that the fixed shaft is adjusted to a suitable welding position, and the end of the cross plate 17 is placed in the positioning groove 19, and fixed with the positioning bolt 18, so as to fix the position of the cross plate 17, and adjust the height of the top clamping plate 14 by the screw rod A15, and the bottom clamping plate 13 cooperates with the top clamping plate 14 for clamping, and after the fixed shaft welding process is completed, the cross plate 17 can be turned over, and the fixed shaft can be taken out from the top between the two groups of support seats 11, or one end of the bottom clamping plate 13 can be removed from the lifting block 24, so as to facilitate the separation of the two groups of support seats 11 and facilitate removal from the fixed shaft.

[0040] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A welding tool for fixing the shaft of a civil air defense door leaf, comprising a bottom clamping plate (13), a horizontal plate (17) and two sets of support seats (11); Features: Two groups of vacuum suction cups (12) are installed at the bottom of each group of the support seats (11), a rotation groove (21) is provided on the top of one group of the support seats (11), one end of the horizontal plate (17) is rotatably installed in the rotation groove (21), and a positioning groove (19) is provided on the top of the other group of the support seats (11), one end of the horizontal plate (17) away from the rotation groove (21) is fixed in the positioning groove (19) through a positioning piece, a screw rod A (15) is threadedly connected to the horizontal plate (17), and the bottom of the screw rod A (15) is rotatably connected to the top clamping plate (14); Bottom clamping plates (13) are provided on both sides of the support seat (11), and both ends of the bottom clamping plates (13) are connected to the lifting block (24) through fixing parts. A lifting groove (22) for the lifting block (24) to slide up and down is provided in the support seat (11), and a lifting part for adjusting the lifting block (24) to slide up and down is installed in the support seat (11).

2. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: The positioning member comprises a positioning bolt (18) threadedly connected to the end of the transverse plate (17), and a positioning hole (20) threadedly matched with the positioning bolt (18) is provided at the bottom of the positioning groove (19).

3. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: The top of the screw rod A (15) is fixedly connected to a knob (16).

4. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: The fixing member comprises a fixing bolt (25) which is threadedly connected to the end of the bottom clamping plate (13); a fixing hole which is threadedly matched with the fixing bolt (25) is provided on one side of the lifting block (24) extending out of the lifting slot (22).

5. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: The lifting member comprises a screw rod B (23) installed in the lifting groove (22), a motor for driving the screw rod B (23) to rotate is arranged in the support seat (11), and a screw hole for threadably matching with the screw rod B (23) is arranged on the lifting block (24).

6. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: The bottom clamping plate (13) and the top clamping plate (14) are both provided with arc-shaped grooves on their adjacent sides, and rubber pads are provided in the arc-shaped grooves.

7. The welding tool for fixing the shaft of a civil air defense door leaf according to claim 1 is characterized in that: A control component for controlling the operation of the vacuum suction cup (12) is installed in the support seat (11).

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