Novel elevator underbeam head automatic welding device

Abstract

The utility model relates to the technical field of automatic welding, and discloses a novel elevator underbeam head automatic welding device which comprises a connecting shaft, the end portion of the connecting shaft is fixedly connected with an end face connecting plate, the outer side of the end face connecting plate is fixedly connected with a connecting block, and the outer side of the connecting shaft is fixedly connected with a first supporting plate. According to the novel elevator underbeam head automatic welding device, the first head tailor-welding tool and the second head tailor-welding tool which are consistent in specification are arranged, the first head tailor-welding tool and the second head tailor-welding tool are fixed to the first supporting plate and the second supporting plate on the two sides of the connecting shaft, double stations are formed, and the production efficiency is improved; meanwhile, the base plate and the supporting plate are installed on the third bottom plate, the installation positions of the first vertical plate positioning pin, the second vertical plate positioning pin, the first movable positioning pin and the second movable positioning pin are replaced, different head workpieces can be installed, and the device has the advantages of being high in universality, stable in positioning and installation precision and convenient to install and position repeatedly.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic welding, in particular to a novel automatic welding device for the head of a lower beam of an elevator. Background Art

[0002] An elevator is a special equipment used in buildings, mainly providing lifting functions. The operation of the elevator is driven by a traction system installed at the top, which drives the elevator car and counterweight to move up and down relative to each other, thereby realizing the transportation of loads at the height of the car.

[0003] Traditional elevator lower beam head assembly structural parts have many product specifications and many dimensional variations in length, width and height. Manual welding is currently used during welding, and one-time clamping and welding forming of automated tooling is not achieved. During the manual welding process, the welding quality is unstable, the positioning accuracy of the workpiece clamped by general tooling is not high, and the high requirement of repeated positioning accuracy of robot automatic welding cannot be met. The versatility of simple tooling is also poor, and the frequency of tooling replacement is high during production. Due to the low versatility of tooling, the work efficiency is relatively low and the welding quality of the workpiece is unstable. The labor intensity of workers is also high, and the practicality is poor. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a novel automatic welding device for the head of a lower beam of an elevator, which can effectively solve the problems of low positioning accuracy, poor versatility and unstable welding quality of tooling in the prior art.

[0005] The technical solution adopted by the utility model is: a new type of automatic welding device for the head of the lower beam of an elevator, including a connecting shaft, the end of the connecting shaft is fixedly connected with an end surface connecting plate, the outer side of the end surface connecting plate is fixedly connected with a connecting block, the outer side of the connecting shaft is fixedly connected with a support plate 1, the outer side of the connecting shaft is fixedly connected with a support plate 2, the outer sides of the support plate 1 and the support plate 2 are provided with a head welding fixture 1, and the outer sides of the support plate 1 and the support plate 2 are provided with a head welding fixture 2.

[0006] Preferably, the head welding fixture 1 includes a bottom plate 1, a left positioning plate 1, a right positioning plate 1, a vertical plate 1, a support plate 3, a bottom plate 2, a support mounting plate, a bottom plate positioning pin 1, a movable positioning pin 1, a vertical plate positioning pin 1, a quick clamp mounting seat, a quick clamp body, a screw handle, and a flip clamping mechanism. The top of the bottom plate 1 is fixedly connected to the left positioning plate 1, the top of the bottom plate 1 is fixedly connected to the right positioning plate 1, the top of the bottom plate 1 is fixedly connected to the vertical plate 1, the top of the left positioning plate 1 is fixedly connected to the support plate 3, and the top of the bottom plate 1 is fixed by bolts A bottom plate 2 is fixedly connected, a support mounting plate is arranged on the top of the bottom plate 2, a bottom plate positioning pin 1 is plugged and installed on the inner side of the support mounting plate, a movable positioning pin 1 is plugged and connected inside the left positioning plate 1, a vertical plate positioning pin 1 is plugged and installed inside the vertical plate 1, a quick clamp mounting seat is fixedly connected to the outer side of the left positioning plate 1 by bolts, a quick clamp body is fixedly connected to the outer side of the quick clamp mounting seat by bolts, a screw handle is threadedly connected to the top of the left positioning plate 1, and a flip pressing mechanism is fixedly connected to the top of the support plate 3 by bolts;

[0007] The head welding fixture 2 includes a bottom plate 3, a left positioning plate 2, a right positioning plate 2, a vertical plate 2, a pad, a support plate, a movable positioning pin 2, a bottom plate positioning pin 2, and a vertical plate positioning pin 2. The top of the bottom plate 3 is fixedly connected with the left positioning plate 2, the top of the bottom plate 3 is fixedly connected with the right positioning plate 2, the top of the bottom plate 3 is fixedly connected with the vertical plate 2, the top of the bottom plate 3 is fixedly connected with the pad by bolts, and a support plate is arranged above the pad, the inside of the right positioning plate 2 is plugged with a movable positioning pin 2, the top of the support plate is plugged with the bottom plate positioning pin 2, and the inside of the vertical plate 2 is plugged with the vertical plate positioning pin 2.

[0008] Through the above technical scheme, a pair of head welding tools are set up to clamp the head of the elevator lower beam and assist the welding robot in welding, and two pairs of head welding tools are set up to clamp the head of the elevator lower beam and assist the welding robot in welding.

[0009] Preferably, the bottom plate 1, left positioning plate 1, right positioning plate 1, vertical plate 1 and bottom plate 3, left positioning plate 2, right positioning plate 2 and vertical plate 2 have the same specifications; the head welding fixture 1 and the head welding fixture 2 are both provided with a support plate 3, a support mounting plate, a quick clamp mounting seat, a quick clamp body, a screw handle and a flip clamping mechanism; the support mounting plate on the head welding fixture 2 is located between the pad and the support plate; the bottom plate positioning pin 2 passes through the pad and the support plate and is connected to the bottom plate 3.

[0010] Through the above technical solution, the specifications of the head welding fixture 2 and the head welding fixture 1 are consistent, which is convenient for maintenance and replacement. At the same time, a double station is formed to improve production efficiency. By installing the pad and the support plate on the bottom plate 3, and replacing the installation positions of the vertical plate positioning pin 1 and the vertical plate positioning pin 2 and the movable positioning pin 1 and the movable positioning pin 2, different head workpieces can be installed. It has the characteristics of strong versatility, stable positioning and installation accuracy, and easy installation.

[0011] Preferably, the left positioning plate 1 and the right positioning plate 1 have the same specifications, and two identical vertical plates 1 are symmetrically arranged with respect to the bottom plate 1.

[0012] Through the above technical solution, the left positioning plate 1 and the right positioning plate 1 are convenient for installing the flipping and clamping mechanism, and the vertical plate 1 clamps the workpiece through the quick clamp body.

[0013] Preferably, the length of the support plate 1 is greater than that of the support plate 2, the bottom plate 1 is in an "I"-shaped structure, and the head welding fixture 1 and the head welding fixture 2 are both connected to the support plate 1 and the support plate 2 through bolt threads.

[0014] Through the above technical solution, the head welding fixture 1 and the head welding fixture 2 are assembled on the support plate 1 and the support plate 2 by bolts, which is convenient for installation.

[0015] Preferably, two identical quick clamp mounting seats and quick clamp bodies are provided, and the two quick clamp mounting seats and quick clamp bodies are respectively located on the outer sides of the left positioning plate 1 and the right positioning plate 1.

[0016] Through the above technical solution, when in use, after the workpiece is positioned by the bending plates on both sides, the workpiece is clamped by the quick clamp body, the pressure heads of the cylinders on both sides are pushed to the sides of the parts, and the workpiece is clamped in cooperation with the flipping and clamping mechanism.

[0017] Compared with the prior art, the utility model provides a novel automatic welding device for the head of a lower beam of an elevator, which has the following beneficial effects: the novel automatic welding device for the head of a lower beam of an elevator is provided with a head welding fixture 1 and a head welding fixture 2 of consistent specifications, and by fixing the head welding fixture 1 and the head welding fixture 2 on the support plate 1 and the support plate 2 on both sides of the connecting shaft, a double workstation is formed to improve production efficiency, and at the same time, by installing the pad and the support plate on the bottom plate 3, and replacing the installation positions of the vertical plate locating pin 1 and the vertical plate locating pin 2 and the movable locating pin 1 and the movable locating pin 2, different head workpieces can be installed, and the device has the characteristics of strong versatility, stable positioning and installation accuracy, and is convenient for repeated installation and positioning. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 This is a schematic diagram of the top view structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the connecting shaft structure of the utility model;

[0023] Figure 6 This is a schematic diagram of the structure of the head welding tooling of the utility model Figure 1 ;

[0024] Figure 7 This is a schematic diagram of the structure of the head welding tooling of the utility model Figure 2 ;

[0025] Figure 8 This is a schematic diagram of the second structure of the head welding tooling of the utility model Figure 1 ;

[0026] Fig. 9 This is a schematic diagram of the second structure of the head welding tooling of the utility model Figure 2 .

[0027] Among them: 1. connecting shaft; 2. end surface connecting plate; 3. connecting block; 4. support plate one; 5. support plate two; 6. head welding fixture one; 601. bottom plate one; 602. left positioning plate one; 603. right positioning plate one; 604. vertical plate one; 605. support plate three; 606. bottom plate two; 607. support mounting plate; 608. bottom plate positioning pin one; 609. movable positioning pin one; 610. vertical plate positioning pin one; 611. quick clamp mounting seat; 612. quick clamp body; 613. screw handle; 614. flip clamping mechanism; 7. head welding fixture two; 701. bottom plate three; 702. left positioning plate two; 703. right positioning plate two; 704. vertical plate two; 705. support plate; 706. pad; 707. movable positioning pin two; 708. bottom plate positioning pin two; 709. vertical plate positioning pin two. DETAILED DESCRIPTION

[0028] 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.

[0029] Embodiment 1: Figure 1-9 As shown, the utility model provides a new type of automatic welding device for the head of a lower beam of an elevator, comprising a connecting shaft 1, an end surface connecting plate 2 is fixedly connected to the end of the connecting shaft 1, a connecting block 3 is fixedly connected to the outer side of the end surface connecting plate 2, a support plate 1 4 is fixedly connected to the outer side of the connecting shaft 1, a support plate 2 5 is fixedly connected to the outer side of the connecting shaft 1, a head welding fixture 1 6 is arranged on the outer sides of the support plate 1 4 and the support plate 2 5, and a head welding fixture 2 7 is arranged on the outer sides of the support plate 1 4 and the support plate 2 5.

[0030] Specifically, the head welding fixture 6 includes a bottom plate 601, a left positioning plate 602, a right positioning plate 603, a vertical plate 604, a support plate 3 605, a bottom plate 606, a support mounting plate 607, a bottom plate positioning pin 608, a movable positioning pin 609, a vertical plate positioning pin 610, a quick clamp mounting seat 611, a quick clamp body 612, a screw handle 613, and a flip clamping mechanism 614. The top of the bottom plate 601 is fixedly connected to the left positioning plate 602, the top of the bottom plate 601 is fixedly connected to the right positioning plate 603, the top of the bottom plate 601 is fixedly connected to the vertical plate 604, the top of the left positioning plate 602 is fixedly connected to the support plate 3 605, and the top of the bottom plate 601 is fixedly connected to the bottom plate 2 by bolts. 606, a support mounting plate 607 is provided at the top of the bottom plate 606, a bottom plate locating pin 608 is installed on the inner side of the support mounting plate 607, a movable locating pin 609 is connected to the inside of the left locating plate 602, a vertical plate locating pin 610 is installed to the inside of the vertical plate 604, a quick clamp mounting seat 611 is fixedly connected to the outer side of the left locating plate 602 by bolts, a quick clamp body 612 is fixedly connected to the outer side of the quick clamp mounting seat 611 by bolts, a screw handle 613 is threadedly connected to the top of the left locating plate 602, a flipping and clamping mechanism 614 is fixedly connected to the top of the support plate 3 605 by bolts, and the advantage is that a head welding fixture 6 is provided to clamp the head of the elevator lower beam and assist the welding robot in welding.

[0031] Specifically, the head welding fixture 7 includes a bottom plate 701, a left positioning plate 702, a right positioning plate 703, a vertical plate 704, a pad 705, a support plate 706, a movable positioning pin 707, a bottom plate positioning pin 708, and a vertical plate positioning pin 709. The top of the bottom plate 701 is fixedly connected to the left positioning plate 702, the top of the bottom plate 701 is fixedly connected to the right positioning plate 703, and the top of the bottom plate 701 is fixedly connected to the vertical plate 704. 04. The top of the bottom plate 701 is fixedly connected with a pad 705 by bolts, and a support plate 706 is arranged above the pad 705. The inside of the right positioning plate 703 is plugged with a movable positioning pin 707, the top of the support plate 706 is plugged with a bottom plate positioning pin 708, and the inside of the vertical plate 704 is plugged with a vertical plate positioning pin 709. The advantage is that a head welding fixture 7 is arranged to clamp the head of the elevator lower beam and assist the welding robot in welding.

[0032] Specifically, the bottom plate 1 601, the left positioning plate 1 602, the right positioning plate 1 603, the vertical plate 1 604 are consistent with the bottom plate 3 701, the left positioning plate 2 702, the right positioning plate 2 703, and the vertical plate 2 704. The head welding fixture 1 6 and the head welding fixture 2 7 are both provided with a support plate 3 605, a support mounting plate 607, a quick clamp mounting seat 611, a quick clamp body 612, a screw handle 613 and a flip clamping mechanism 614. The support mounting plate 607 on the head welding fixture 2 7 is located between the pad 705 and the support plate 706. The bottom plate positioning Pin 2 708 passes through the pad 705 and the support plate 706 and is connected to the bottom plate 3 701. The advantage is that the specifications of the head welding fixture 2 7 and the head welding fixture 1 6 are consistent, which is convenient for maintenance and replacement. At the same time, a double workstation is formed to improve production efficiency. By installing the pad 705 and the support plate 706 on the bottom plate 3 701, and replacing the installation positions of the vertical plate locating pin 1 610 and the vertical plate locating pin 2 709 and the movable locating pin 1 609 and the movable locating pin 2 707, different head workpieces can be installed. It has the characteristics of strong versatility, stable positioning and installation accuracy, and easy installation.

[0033] Embodiment 2: Figure 2-9 As shown, as an improvement to the previous embodiment.

[0034] Specifically, the left positioning plate 602 and the right positioning plate 603 have the same specifications, and two identical vertical plates 604 are symmetrically arranged about the bottom plate 601. The advantage is that the left positioning plate 602 and the right positioning plate 603 are convenient for installing the flipping and clamping mechanism 614, and the vertical plate 604 clamps the workpiece through the quick clamp body 612.

[0035] Specifically, the length of support plate 1 4 is greater than that of support plate 2 5, the bottom plate 1 601 forms an "I"-shaped structure, and the head welding fixture 1 6 and the head welding fixture 2 7 are both connected to support plate 1 4 and support plate 2 5 by bolt threads. The advantage is that the head welding fixture 1 6 and the head welding fixture 2 7 can be assembled on support plate 1 4 and support plate 2 5 by bolts, which is convenient for installation.

[0036] Specifically, two identical quick clamp mounting seats 611 and quick clamp bodies 612 are provided, and the two quick clamp mounting seats 611 and the quick clamp bodies 612 are respectively located on the outside of the left positioning plate 602 and the right positioning plate 603. The advantage is that when in use, after the workpiece is positioned by the bending plates on both sides, the workpiece is clamped by the quick clamp body 612, and the pressure heads of the cylinders on both sides are pushed to the sides of the parts, and the workpiece is clamped in cooperation with the flip clamping mechanism 614.

[0037] Working principle: When in use, the staff places the workpiece on the fixture, and after the bending plates on both sides are positioned, the quick clamp body 612 is first used to press the workpiece, and the cylinder pressure head is pushed to the side of the part. Then the staff pushes the cylinder pressure head to the surface of the workpiece, and waits for each part to be positioned and installed; the cylinder is started by operating the manual button to completely press the workpiece, and a double station is formed by the head welding fixture 2 7 and the head welding fixture 1 6 to improve the production efficiency, and the pad 705 and the support plate 706 are installed on the bottom plate 3 701, and the installation positions of the vertical plate locating pin 1 610 and the vertical plate locating pin 2 709 and the movable locating pin 1 609 and the movable locating pin 2 707 are replaced. It can install different head workpieces, with the characteristics of strong versatility, stable positioning and installation accuracy, and easy installation. After the workpiece is installed, start the pneumatic clamping system to completely clamp and fix the workpiece, call the corresponding welding program, and after the detection system detects and confirms the workpiece, the welding robot starts automatic welding. At the same time, the staff at another station can continue to install the workpiece according to the previous operation. After installation, start the pneumatic clamping system to completely clamp and fix the workpiece. After the welding robot completes the automatic welding of the previous head, the system automatically runs and adjusts to another station where the workpiece has been installed, and starts automatic welding. The operator needs to disassemble the workpiece that has been welded at this time, and then continue to install the workpiece.

[0038] Although 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 appended claims and their equivalents.

Claims

1. A novel automatic welding device for the lower beam head of an elevator, comprising a connecting shaft (1), characterized in that: The end of the connecting shaft (1) is fixedly connected to an end surface connecting plate (2), the outer side of the end surface connecting plate (2) is fixedly connected to a connecting block (3), the outer side of the connecting shaft (1) is fixedly connected to a support plate 1 (4), the outer side of the connecting shaft (1) is fixedly connected to a support plate 2 (5), the outer sides of the support plate 1 (4) and the support plate 2 (5) are provided with a head welding fixture 1 (6), and the outer sides of the support plate 1 (4) and the support plate 2 (5) are provided with a head welding fixture 2 (7).

2. A novel automatic welding device for the lower beam head of an elevator according to claim 1, characterized in that: The head welding fixture (6) includes a bottom plate (601), a left positioning plate (602), a right positioning plate (603), a vertical plate (604), a support plate (605), a bottom plate (606), a support mounting plate (607), a bottom plate positioning pin (608), a movable positioning pin (609), a vertical plate positioning pin (610), a quick clamp mounting seat (611), a quick clamp body (612), a screw handle (613), and a flip clamping mechanism (614). The top of the bottom plate (601) is fixedly connected to the left positioning plate (602), the top of the bottom plate (601) is fixedly connected to the right positioning plate (603), the top of the bottom plate (601) is fixedly connected to the vertical plate (604), the top of the left positioning plate (602) is fixedly connected to the support plate (605), and the bottom plate The top of the left positioning plate (601) is fixedly connected to the bottom plate (606) by bolts, the top of the bottom plate (606) is provided with a support mounting plate (607), the inner side of the support mounting plate (607) is plugged with a bottom plate positioning pin (608), the interior of the left positioning plate (602) is plugged with a movable positioning pin (609), the interior of the vertical plate (604) is plugged with a vertical plate positioning pin (610), the outer side of the left positioning plate (602) is fixedly connected to a quick clamp mounting seat (611) by bolts, the outer side of the quick clamp mounting seat (611) is fixedly connected to a quick clamp body (612) by bolts, the top of the left positioning plate (602) is threadedly connected to a screw handle (613), and the top of the support plate (605) is fixedly connected to a flipping and clamping mechanism (614) by bolts; The head welding fixture 2 (7) includes a bottom plate 3 (701), a left positioning plate 2 (702), a right positioning plate 2 (703), a vertical plate 2 (704), a pad (705), a support plate (706), a movable positioning pin 2 (707), a bottom plate positioning pin 2 (708), and a vertical plate positioning pin 2 (709). The top of the bottom plate 3 (701) is fixedly connected to the left positioning plate 2 (702), the top of the bottom plate 3 (701) is fixedly connected to the right positioning plate 2 (703), and the bottom The top of the plate three (701) is fixedly connected to the vertical plate two (704), the top of the bottom plate three (701) is fixedly connected to the pad plate (705) by bolts, a support plate (706) is arranged above the pad plate (705), a movable positioning pin two (707) is plugged and installed inside the right positioning plate two (703), the top of the support plate (706) is plugged and installed with the bottom plate positioning pin two (708), and the vertical plate positioning pin two (709) is plugged and installed inside the vertical plate two (704).

3. A novel automatic welding device for the lower beam head of an elevator according to claim 2, characterized in that: The bottom plate one (601), the left positioning plate one (602), the right positioning plate one (603), the vertical plate one (604) are of the same specifications as the bottom plate three (701), the left positioning plate two (702), the right positioning plate two (703), the vertical plate two (704); the head welding fixture one (6) and the head welding fixture two (7) are both provided with a support plate three (605), a support mounting plate (607), a quick clamp mounting seat (611), a quick clamp body (612), a screw handle (613) and a flip clamping mechanism (614); the support mounting plate (607) on the head welding fixture two (7) is located between the pad plate (705) and the support plate (706); the bottom plate positioning pin two (708) passes through the pad plate (705) and the support plate (706) and is connected to the bottom plate three (701).

4. A novel automatic welding device for the lower beam head of an elevator according to claim 2, characterized in that: The left positioning plate 1 (602) and the right positioning plate 1 (603) have the same specifications, and two identical vertical plates 1 (604) are symmetrically arranged with respect to the bottom plate 1 (601).

5. A novel automatic welding device for the lower beam head of an elevator according to claim 2, characterized in that: The length of the support plate 1 (4) is greater than that of the support plate 2 (5); the bottom plate 1 (601) is in an "I"-shaped structure; the head welding fixture 1 (6) and the head welding fixture 2 (7) are both threadedly connected to the support plate 1 (4) and the support plate 2 (5).

6. A novel automatic welding device for the lower beam head of an elevator according to claim 2, characterized in that: Two identical quick clamp mounting seats (611) and quick clamp bodies (612) are provided, and the two quick clamp mounting seats (611) and quick clamp bodies (612) are respectively located outside the left positioning plate 1 (602) and the right positioning plate 1 (603).

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