阅读说明：本技术 一种用于焊接异形钢筋网片的焊接机构 (A welding mechanism for welding dysmorphism reinforcing bar net piece ) 是由 陈振东 其他发明人请求不公开姓名 于 2020-05-29 设计创作，主要内容包括：本发明涉及一种用于焊接异形钢筋网片的焊接机构,其包括机架和至少一个焊接单元,机架上端设置有沿第一方向延伸的导轨,焊接单元包括纵筋导向架,纵筋导向架下端设置有与刀轨配合的滑块,纵筋导向架上设有沿第二方向延伸的纵筋导向槽；焊接上架和焊接下架通过销轴转动连接,且销轴固定在纵筋导向架上；焊接气缸的伸缩杆与焊接上架的第一端转动连接,缸体与焊接下架的第一端转动连接；上电极连接于焊接上架的第二端,下电极连接于焊接下架的第二端。本发明由多个相同且独立的焊接单元组成,可根据焊接间距,对每个焊接单元进行位置调整,以满足生产各种规格网片的需求,并且采用上下电极开合的焊接模式,更加稳定可靠,且整体结构简单、成本低。(The invention relates to a welding mechanism for welding a special-shaped reinforcing mesh, which comprises a rack and at least one welding unit, wherein the upper end of the rack is provided with a guide rail extending along a first direction, the welding unit comprises a longitudinal bar guide frame, the lower end of the longitudinal bar guide frame is provided with a slide block matched with a cutter rail, and the longitudinal bar guide frame is provided with a longitudinal bar guide groove extending along a second direction; the upper welding frame and the lower welding frame are rotationally connected through a pin shaft, and the pin shaft is fixed on the longitudinal bar guide frame; a telescopic rod of the welding cylinder is rotatably connected with the first end of the upper welding frame, and the cylinder body is rotatably connected with the first end of the lower welding frame; the upper electrode is connected to the second end of the welding upper frame, and the lower electrode is connected to the second end of the welding lower frame. The invention is composed of a plurality of identical and independent welding units, the position of each welding unit can be adjusted according to the welding distance so as to meet the requirements of producing meshes with various specifications, and a welding mode of opening and closing an upper electrode and a lower electrode is adopted, so that the invention is more stable and reliable, and has simple integral structure and low cost.)

1. The utility model provides a welding mechanism for welding dysmorphism reinforcing bar net piece, characterized in that, includes frame (10) and at least one welding unit, frame (10) upper end is provided with along first direction extension's guide rail (101), the welding unit includes:

the lower end of the longitudinal rib guide frame (11) is provided with a sliding block (111), the sliding block (111) is in sliding fit with the guide rail (101), a longitudinal rib guide groove (113) extending along a second direction is formed in the longitudinal rib guide frame (11), and the second direction is perpendicular to the first direction;

the welding device comprises an upper welding frame (14) and a lower welding frame (15), wherein the upper welding frame (14) is positioned above the longitudinal rib guide frame (11), the lower welding frame (15) is positioned below the longitudinal rib guide frame (11), the upper welding frame (14) and the lower welding frame (15) are rotatably connected through a pin shaft, and the pin shaft is fixed on the longitudinal rib guide frame (11);

the telescopic rod of the welding cylinder (16) is rotationally connected with the first end of the welding upper frame (14), and the cylinder body of the welding cylinder is rotationally connected with the first end of the welding lower frame (15);

an upper electrode connected to a second end of the welding upper frame (14), and a lower electrode connected to a second end of the welding lower frame (15).

2. The welding mechanism for welding profiled bar mesh sheets as claimed in claim 1, wherein the longitudinal bar guiding groove (113) is a V-shaped groove.

3. The welding mechanism for welding the deformed steel bar mesh sheets according to claim 1, further comprising a longitudinal bar fixing member for fixing the longitudinal bars (1) placed in the longitudinal bar guide grooves (113).

4. The welding mechanism for welding the deformed steel bar mesh sheet according to claim 3, wherein the longitudinal bar fixing member is a spring plate (13), one end of the spring plate (13) is fixed on the longitudinal bar guide frame (11), and the other end of the spring plate (13) extends towards the longitudinal bar guide groove (113).

5. The welding mechanism for welding the profiled bar mesh sheets according to claim 1, wherein the welding mechanism for welding the profiled bar mesh sheets further comprises a fastener, and the longitudinal bar guide frame (11) is detachably connected with the machine frame (10) through the fastener.

6. The welding mechanism for welding the special-shaped steel mesh sheets according to claim 5, wherein a first connecting part (112) is arranged on the longitudinal bar guiding frame (11), the first connecting part (112) is U-shaped, a second connecting part (102) is arranged on the machine frame (10), the second connecting part (102) is flat plate-shaped, the second connecting part (102) extends along the first direction, the second connecting part (102) is positioned on the inner side of the first connecting part (112), and the fastener is used for connecting the first connecting part (112) and the second connecting part (102).

7. The welding mechanism for welding the deformed steel bar meshes according to claim 6, wherein the fastener is a jackscrew (12), a jackscrew hole is formed in a first side portion of the first connecting portion (112), the jackscrew (12) is connected with the jackscrew hole, and one end of the jackscrew (12) can penetrate through the jackscrew hole to tightly press the second connecting portion (102) against a second side portion of the first connecting portion (112).

8. The welding mechanism for welding the deformed steel bar meshes according to claim 1, wherein the upper electrode comprises an upper electrode head (181) and an upper electrode seat (182) supporting the upper electrode head (181), the upper electrode seat (182) is connected with the welding upper frame (14), and an upper insulation sheet (183) is arranged between the upper electrode seat (182) and the welding upper frame (14); the lower electrode comprises a lower electrode head (191) and a lower electrode seat (192) supporting the lower electrode head (191), the lower electrode seat (192) is connected with the welding lower frame (15), and the lower electrode seat (192) is provided with a lower insulating sheet (193) on the support of the welding lower frame (15).

9. The welding mechanism for welding the deformed steel bar meshes according to claim 8, wherein a first receiving groove is formed in the upper welding frame (14), the upper electrode holder (182) is disposed in the first receiving groove, a second receiving groove is formed in the lower welding frame (15), and the lower electrode holder (192) is disposed in the second receiving groove.

10. The welding mechanism for welding profiled bar mesh sheets according to claim 1, wherein the welding upper frame (14) is U-shaped, the welding upper frame (14) being disposed across the longitudinal bar guide frame (11) in the first direction.

Technical Field

The invention relates to the technical field of reinforcing mesh welding production lines, in particular to a welding mechanism for welding special-shaped reinforcing mesh sheets.

Background

At present, the main machine welding mechanism of reinforcing bar net welding production line includes: a gantry-type upper electrode beam; guide posts with the same structure and symmetrical positions are supported at two ends of the upper electrode beam; a plurality of cylinders are fixed on the upper electrode beam, and an upper electrode is fixed at the end part of a cylinder piston rod; a lower electrode corresponding to the upper electrode is fixed on a lower electrode seat, the lower electrode seat is fixed on a lower electrode beam, and two ends of the lower electrode beam are fixed between the guide posts; the transformer is fixed on the lower electrode beam, one end of the transformer is connected with the lower electrode, and the other end of the transformer is connected with the upper electrode.

The main machine welding mechanism of the reinforcing mesh welding production line in the prior art has the following defects: firstly, because a plurality of cylinders are fixed on the upper electrode beam, the strength of the upper electrode beam is required to be high, if the strength of the upper electrode beam is increased, a material with high strength needs to be selected, and thus the cost is increased; secondly, when the grids of the steel bar welding net are changed, the grids need to be independently adjusted with the upper electrode and the lower electrode, the upper electrode tip and the lower electrode tip are aligned again and are difficult to adjust, the adjusting time is prolonged, the working efficiency is reduced, the welding quality can be influenced, and the standard net can only be welded in the welding mode.

Disclosure of Invention

The invention aims to provide a welding mechanism for welding a special-shaped reinforcing mesh, which aims to solve the technical problems that the cost is high and only a standard mesh can be welded in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a welding mechanism for welding dysmorphism reinforcing bar net piece, includes frame and at least one welding unit, the frame upper end is provided with the guide rail that extends along first direction, the welding unit includes:

the lower end of the longitudinal rib guide frame is provided with a sliding block, the sliding block is in sliding fit with the guide rail, a longitudinal rib guide groove extending along a second direction is formed in the longitudinal rib guide frame, and the second direction is perpendicular to the first direction;

the welding upper frame is positioned above the longitudinal rib guide frame, the welding lower frame is positioned below the longitudinal rib guide frame, the welding upper frame and the welding lower frame are rotationally connected through a pin shaft, and the pin shaft is fixed on the longitudinal rib guide frame;

the telescopic rod of the welding cylinder is rotationally connected with the first end of the upper welding frame, and the cylinder body of the welding cylinder is rotationally connected with the first end of the lower welding frame;

the upper electrode is connected to the second end of the welding upper frame, and the lower electrode is connected to the second end of the welding lower frame.

As the preferred technical scheme of the welding mechanism for welding the deformed steel bar mesh, the longitudinal bar guide groove is a V-shaped groove.

As an optimal technical scheme of the welding mechanism for welding the special-shaped reinforcing steel bar mesh, the welding mechanism for welding the special-shaped reinforcing steel bar mesh further comprises a longitudinal bar fixing piece, and the longitudinal bar fixing piece is used for fixing a longitudinal bar placed in the longitudinal bar guide groove.

As an optimal technical scheme of the welding mechanism for welding the special-shaped reinforcing steel bar mesh, the longitudinal bar fixing piece is an elastic piece, one end of the elastic piece is fixed on the longitudinal bar guide frame, and the other end of the elastic piece extends towards the direction of the longitudinal bar guide groove.

As the preferred technical scheme of the welding mechanism for welding the special-shaped reinforcing steel bar mesh, the welding mechanism for welding the special-shaped reinforcing steel bar mesh further comprises a fastener, and the longitudinal bar guide frame is detachably connected with the rack through the fastener.

As an optimal technical scheme of a welding mechanism for welding the special-shaped reinforcing steel bar mesh, a first connecting portion is arranged on the longitudinal bar guide frame and is U-shaped, a second connecting portion is arranged on the rack and is flat, the second connecting portion extends in the first direction and is located on the inner side of the first connecting portion, and the fastener is used for connecting the first connecting portion and the second connecting portion.

As a preferred technical scheme of the welding mechanism for welding the deformed steel bar mesh, the fastener is a jackscrew, a jackscrew hole is formed in the first side portion of the first connecting portion, the jackscrew is connected with the jackscrew hole, and one end of the jackscrew can penetrate through the jackscrew hole to tightly support the second connecting portion on the second side portion of the first connecting portion.

As a preferred technical solution of the welding mechanism for welding the deformed reinforcing mesh, the upper electrode includes an upper electrode head and an upper electrode holder supporting the upper electrode head, the upper electrode holder is connected to the welding upper frame, and an upper insulating sheet is disposed between the upper electrode holder and the welding upper frame; the lower electrode comprises a lower electrode tip and a lower electrode seat supporting the lower electrode tip, the lower electrode seat is connected with the welding lower frame, and the lower electrode seat and the welding lower frame support are provided with lower insulating sheets.

As an optimal technical scheme of a welding mechanism for welding the special-shaped reinforcing mesh, a first accommodating groove is formed in the welding upper frame, the upper electrode seat is arranged in the first accommodating groove, a second accommodating groove is formed in the welding lower frame, and the lower electrode seat is arranged in the second accommodating groove.

As a preferred technical scheme of the welding mechanism for welding the special-shaped reinforcing mesh, the welding upper frame is U-shaped and transversely spans the longitudinal bar guide frame along the first direction.

The invention has the beneficial effects that:

the welding mechanism for welding the special-shaped reinforcing mesh provided by the invention is composed of a plurality of identical and independent welding units, the position of each welding unit can be adjusted according to the welding distance so as to meet the requirements of producing meshes with various shapes and specifications, and a welding mode of opening and closing an upper electrode and a lower electrode is adopted, so that the welding mechanism is more stable and reliable, the integral structure is simple, and the cost is low.

Drawings

FIG. 1 is a top view of the welding mechanism of the present invention;

fig. 2 is a sectional view taken along a-a in fig. 1 (upper and lower electrodes are in a closed state);

FIG. 3 is a front view of the welding mechanism of the present invention (with the upper and lower electrodes in a separated state);

FIG. 4 is a left side view of the present invention;

fig. 5 is a partially enlarged view at B in fig. 4.

In the figure:

1-longitudinal ribs; 2-transverse bar;

10-a frame; 101-a guide rail; 102-a second connection; 11-longitudinal bar guide frame; 111-a slider; 112-a first connection; 113-longitudinal bar guide groove; 114-a mounting block; 12-top thread; 13-a spring plate; 14-welding and putting on a frame; 15-welding a lower frame; 16-a welding cylinder; 181-upper electrode head; 182-upper electrode holder; 183-upper insulating sheet; 191-a lower electrode head; 192-a lower electrode holder; 193-lower insulating sheet.

Detailed Description

The technical scheme of the invention is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 5, the invention provides a welding mechanism for welding a deformed steel bar mesh, which comprises a rack 10 and at least one welding unit, wherein the upper end of the rack 10 is provided with a guide rail 101 extending along a first direction, the welding unit comprises a longitudinal bar guide frame 11, a welding upper frame 14, a welding lower frame 15, a welding cylinder 16, an upper electrode and a lower electrode, the lower end of the longitudinal bar guide frame 11 is provided with a sliding block 111, the sliding block 111 is in sliding fit with the guide rail 101, the longitudinal bar guide frame 11 is provided with a longitudinal bar guide groove 113 extending along a second direction, and the second direction is perpendicular to the first direction; the welding upper frame 14 is positioned above the longitudinal rib guide frame 11, the welding lower frame 15 is positioned below the longitudinal rib guide frame 11, the welding upper frame 14 and the welding lower frame 15 are rotatably connected through a pin shaft, and the pin shaft is fixed on the longitudinal rib guide frame 11; the telescopic rod of the welding cylinder 16 is rotatably connected with the first end of the upper welding frame 14, and the cylinder body of the welding cylinder 16 is rotatably connected with the first end of the lower welding frame 15; the upper electrode is attached to a second end of the welding upper frame 14 and the lower electrode is attached to a second end of the welding lower frame 15. The welding unit can slide on the frame 10 for position adjustment, the welding cylinder 16 can control the separation and closing of the upper electrode and the lower electrode, and the welding can be carried out when the upper electrode and the lower electrode are in contact with each other.

The welding mechanism for welding the special-shaped reinforcing mesh further comprises a longitudinal bar fixing piece, and the longitudinal bar fixing piece is used for fixing the longitudinal bar 1 placed in the longitudinal bar guide groove 113. Through setting up the muscle mounting of indulging, can improve and indulge the steadiness of muscle 1 in indulging muscle guide way 113. Preferably, indulge the muscle guide and be shell fragment 13, the one end of shell fragment 13 is fixed on indulging muscle leading truck 11, and the other end of shell fragment 13 extends to the direction of indulging muscle guide way 113, and shell fragment 13 will indulge muscle 1 and support pressing in indulging muscle guide way 113 under the effect of elastic force, and is simple easy to realize.

The welding mechanism for welding the special-shaped reinforcing mesh further comprises a fastener, and the longitudinal bar guide frame 11 is detachably connected with the rack 10 through the fastener. Through the arrangement, the longitudinal rib guide frame 11 can slide in place along the rack 10, and the longitudinal rib guide frame 11 is fixedly connected with the rack 10, so that the welding stability of the welding unit is improved.

In this embodiment, the longitudinal bar guiding frame 11 is provided with a first connecting portion 112, the first connecting portion 112 is U-shaped, the frame 10 is provided with a second connecting portion 102, the second connecting portion 102 is flat, the second connecting portion 102 extends along a first direction, the second connecting portion 102 is located inside the first connecting portion 112, and a fastening member is used for connecting the first connecting portion 112 and the second connecting portion 102. Through the arrangement, the longitudinal bar guide frame 11 can be conveniently connected with the rack 10. Preferably, the fastener is a jackscrew 12, a jackscrew hole is opened at the first side of the first connecting portion 112, the jackscrew 12 can be connected with the jackscrew hole, and one end of the jackscrew 12 can penetrate through the jackscrew hole to tightly press the second connecting portion 102 against the second side of the first connecting portion 112, so that the connection is simple and reliable.

In the present embodiment, the upper electrode includes an upper electrode head 181 and an upper electrode holder 182 supporting the upper electrode head 181, the upper electrode holder 182 is connected to the welding upper frame 14, and an upper insulation sheet 183 is disposed between the upper electrode holder 182 and the welding upper frame 14; the lower electrode includes a lower electrode head 191 and a lower electrode holder 192 supporting the lower electrode head 191, the lower electrode holder 192 is connected to the welding lower frame 15, and the lower electrode holder 192 and the welding lower frame 15 are supported by a lower insulating sheet 193. Preferably, the first receiving groove is formed in the upper welding frame 14, the upper electrode holder 182 is disposed in the first receiving groove, the second receiving groove is formed in the lower welding frame 15, and the lower electrode holder 192 is disposed in the second receiving groove. With the above arrangement, the upper electrode holder 182 and the lower electrode holder 192 can be positioned and fixed conveniently, and the occupied space of the upper electrode and the lower electrode can be reduced.

In this embodiment, the welding upper frame 14 is U-shaped, the welding upper frame 14 is disposed across the longitudinal bar guide frame 11 along the first direction, the open end of the welding upper frame 14 is a first end of the welding upper frame 14, and the closed end of the welding upper frame 14 is a second end of the welding upper frame 14. Two mounting blocks 114 are arranged at the lower end of the longitudinal bar guide frame 11 at intervals, the welding lower frame 15 is located between the two mounting blocks 114, and the welding upper frame 14 and the welding lower frame 15 are rotatably connected with the mounting blocks 114 through pin shafts.

Preferably, referring to fig. 4 and 5, the longitudinal rib guide groove 113 is a V-shaped groove, and by this arrangement, the longitudinal rib guide groove 113 can accommodate longitudinal ribs 1 of different diameters. Of course, the longitudinal rib guide groove 113 is not limited to the V-shaped groove, and may have another shape as long as it can support the longitudinal rib 1.

The working process of the welding mechanism for welding the special-shaped reinforcing mesh provided by the invention is as follows:

the welding cylinder 16 is retracted, separating the upper and lower electrodes, see fig. 3;

penetrating the longitudinal bar 1 into the longitudinal bar guide groove 113, and tightly abutting the longitudinal bar 1 by the elastic sheet 13;

adjusting the position of the welding unit on the rack 10 to adjust the distance between the longitudinal ribs 1, screwing down the jackscrew 12 after the adjustment is finished, and fixing the longitudinal rib guide frame 11 and the rack 10;

placing the transverse ribs 2 on the longitudinal ribs 1;

the welding cylinder 16 is extended, the upper electrode and the lower electrode are closed, and the upper electrode head 181 and the lower electrode head 191 weld the longitudinal ribs 1 and the transverse ribs 2, see fig. 2.

The welding mechanism for welding the special-shaped reinforcing mesh provided by the invention is composed of a plurality of identical and independent welding units, the position of each welding unit can be adjusted according to the welding distance so as to meet the requirements of producing meshes with various shapes and specifications, and a welding mode of opening and closing an upper electrode and a lower electrode is adopted, so that the welding mechanism is more stable and reliable, the whole structure of the welding mechanism is simple, and the cost is low.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.