Multi-working-site welding equipment

Abstract

The utility model relates to multi-working-site welding equipment which comprises a welding support, a conveying unit matched with the welding support is arranged and used for conveying steel bars to be welded in the horizontal direction, the steel bars to be welded are laid on the horizontal plane, and the steel bars to be welded are positioned on the welding support and / or the conveying unit through a plurality of positioning units. Welding equipment is used for welding at the preset position of the to-be-welded steel bar, and a controller is arranged in cooperation with the conveying unit, the positioning unit and the welding equipment. According to the utility model, the manual operation requirement is reduced, the precision meets the requirement, the welding quality is guaranteed, and the labor cost is low; the types of steel bars to be welded are not limited, the steel bars conveyed in place are positioned, the displacement of the steel bars to be welded is small, then control over welding equipment is achieved through control of the controller, and the welding efficiency is high; and the environment of a processing area does not need to be specially controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a multi-working point welding device. Background Art

[0002] Welding is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. During the welding process, the workpiece and the solder melt to form a molten area. No matter where it is, welding may bring dangers to the operator, including burns, electric shock, visual impairment, inhalation of toxic gases, excessive ultraviolet radiation, etc., so welding operations are increasingly tending to be automated.

[0003] Rebar welding is a common welding operation, which uses electric welding equipment to extend or cross-connect the steel bars axially. With the development of construction, the requirements for the production of steel bar skeletons are getting higher and higher.

[0004] In the prior art, there is a process flow for performing interface welding on the bent steel skeleton. The conventional processing methods for this steel skeleton include manual operation and mechanical operation. The problems existing in manual operation are obvious, including but not limited to insufficient precision, high labor cost, high product scrap rate, low efficiency, etc., and mechanical operation is often only used as an auxiliary. For the welding of thin steel skeletons, it is generally transported to the welding work point, and then semi-automatic processing of manual welding is adopted. Even if automatic welding is performed with a welding gun, it is well known that the environment of the processing area is often more complicated. These materials to be welded are offset during transportation, and there may be position differences when they are placed on the tire frame (support), resulting in the pre-entered welding site not being the actual welding site, and the error of one data does not necessarily have a practical impact on the data of other sites, and the error of one data cannot be used to synchronously optimize other data, resulting in the need for frequent adjustment of the welding position of the mechanical welding gun during the operation, large amount of calculation, and the welding effect cannot be basically guaranteed. Utility Model Content

[0005] The utility model solves the problems existing in the prior art and provides a multi-working point welding device.

[0006] The technical solution adopted by the utility model is a multi-working point welding device, the device includes a welding support, and the welding support is equipped with:

[0007] A conveying unit, used for conveying the steel bars to be welded in a horizontal direction, wherein the steel bars to be welded are laid on a horizontal plane;

[0008] A plurality of positioning units, used for positioning the steel bars to be welded at the welding support and / or the conveying unit;

[0009] A welding device for welding at a preset position of the steel bar to be welded;

[0010] A controller is provided in conjunction with the conveying unit, the positioning unit and the welding equipment.

[0011] Preferably, the welding support includes a front side plate, a left side plate, a rear side plate and a right side plate connected in sequence, and a conveying unit is provided in conjunction with the front side plate and / or the rear side plate; an auxiliary unit is provided in conjunction with the left side plate and the right side plate, which is used to assist the conveying unit in conveying and / or assist the positioning unit in positioning.

[0012] Preferably, the auxiliary unit includes a partition plate arranged between the front side plate, the left side plate, the rear side plate and the right side plate, and the left and right sides of the partition plate are matched with the left and right sides to provide steps, and the steps on both sides are respectively provided with a plurality of auxiliary grooves, and auxiliary rods are detachably provided to cooperate with the auxiliary grooves.

[0013] Preferably, an arc-shaped groove is provided on the top of the auxiliary rod; and an anti-fool mechanism is provided to cooperate with the auxiliary groove and the auxiliary rod.

[0014] Preferably, the conveying unit comprises a driving wheel and a driven wheel which are arranged on the front side plate and / or the rear side plate facing the inner side of the welding support, and a chain is arranged to cooperate with the driving wheel and the driven wheel.

[0015] Preferably, the conveying unit on either side comprises 2 chains.

[0016] Preferably, the positioning unit comprises a carrier plate with a buckle at the bottom, the buckle is detachably mounted on the chain, and at least one positioning member for positioning the steel bars to be welded is cooperatively arranged on the carrier plate.

[0017] Preferably, the positioning member is a right-angle member, and one end of the right-angle member is connected to the carrier plate via a spherical hinge.

[0018] Preferably, a camera is provided above the welding support, and the camera is arranged in cooperation with the controller.

[0019] Preferably, the welding device comprises a welding robot, and the welding robot is provided with a matching welding gun.

[0020] The utility model relates to a multi-workstation welding device, comprising a welding support, a conveying unit is provided in conjunction with the welding support, and is used to convey steel bars to be welded in a horizontal direction. The steel bars to be welded are laid on a horizontal plane, and a plurality of positioning units are used to position the steel bars to be welded at the welding support and / or the conveying unit. The welding device is used to weld at a preset position of the steel bars to be welded, and a controller is provided in conjunction with the conveying unit, the positioning unit and the welding device.

[0021] The beneficial effects of the utility model are:

[0022] (1) Reduce the need for manual operation, ensure that the accuracy meets the requirements, ensure welding quality, and reduce labor costs;

[0023] (2) There is no restriction on the type of steel bars to be welded, and the delivered steel bars are positioned to reduce the displacement of the steel bars to be welded. The welding equipment can be controlled by the controller, and the welding efficiency is high.

[0024] (3) There is no need to specifically control the environment of the processing area. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the main view structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the top view structure of the welding equipment omitted in the utility model;

[0027] Figure 3 for Figure 2 A schematic diagram of a local enlarged structure of part A;

[0028] Figure 4 It is a cross-sectional structural schematic diagram of the auxiliary unit of the utility model in cooperation with the left side plate and the right side plate;

[0029] Figure 5 It is a structural schematic diagram of the positioning unit of the utility model;

[0030] Figure 6 It is a structural schematic diagram of laying the steel bars to be welded along the left and right directions and cross-linking other steel bars in the utility model;

[0031] Figure 7 It is a schematic diagram of the implementation of the utility model when the steel bar to be welded is ring-shaped. DETAILED DESCRIPTION

[0032] The present invention is further described in detail below in conjunction with embodiments, but the protection scope of the present invention is not limited thereto.

[0033] like Figures 1 to 5 As shown, the utility model relates to a multi-working point welding device, the device comprises a welding support 1, and the welding support 1 is provided with:

[0034] A conveying unit, used for conveying the steel bars 2 to be welded in a horizontal direction, wherein the steel bars 2 to be welded are laid on a horizontal plane;

[0035] A plurality of positioning units, used for positioning the steel bars 2 to be welded at the welding support 1 and / or the conveying unit;

[0036] A welding device, used for welding at a preset position of the steel bar 2 to be welded;

[0037] A controller is provided in conjunction with the conveying unit, the positioning unit and the welding equipment.

[0038] In the utility model, the welding support 1 is used as the support of the whole equipment, and a conveying unit is arranged on it. The steel bars 2 to be welded can be fed in the horizontal direction under the processing of the conveying unit. Generally speaking, welding is completed on a horizontal plane. There may be a certain slope in a specific place. This equipment is equipped with a positioning unit, so it is also applicable. After the transportation is completed, the current batch of steel bars 2 to be processed (welded) are spread out and arranged on the operating plane of the welding support 1.

[0039] In the utility model, a plurality of positioning units are configured to position the steel bars 2 to be welded, and generally the steel bars 2 are locked with the welding support 1 and / or the conveying unit to ensure that the welding positions are within a preset range and reduce displacement, so as to facilitate the handling of the welding equipment.

[0040] In the present invention, it is obvious that a controller is provided in conjunction with the conveying unit, the positioning unit and the welding equipment. The controller can be controlled by a PLC, and the welding operation can be completed by only entering the control program in advance; for example, during the process, a spatial coordinate system of the workplace is established, the conveying and positioning positions of the conveying unit and the positioning unit are controllable, and the downward exploration space of the welding equipment is controllable. This is content that is easily understood by those skilled in the art, and those skilled in the art can set it themselves according to their needs.

[0041] The welding support 1 includes a front side plate 11, a left side plate 12, a rear side plate 13 and a right side plate 14 connected in sequence, and a conveying unit is provided in conjunction with the front side plate 11 and / or the rear side plate 13; an auxiliary unit is provided in conjunction with the left side plate 12 and the right side plate 14, which is used to assist the conveying unit in conveying and / or assist the positioning unit in positioning.

[0042] The auxiliary unit includes a partition plate 15 arranged between the front side plate 11, the left side plate 12, the rear side plate 13 and the right side plate 14. The left and right sides of the partition plate 15 are matched with the left and right sides of the left and right sides of the partition plate 15 to provide steps 16. The steps 16 on both sides are respectively provided with a plurality of auxiliary grooves 20, and auxiliary rods 17 are detachably provided to cooperate with the auxiliary grooves 20.

[0043] The auxiliary rod 17 is provided with an arc groove 18 ; an anti-fool mechanism 19 is provided to cooperate with the step 16 and the auxiliary rod 17 .

[0044] In the utility model, the welding support 1 is surrounded by a front side plate 11, a left side plate 12, a rear side plate 13 and a right side plate 14 which are connected in sequence, and a partition plate 15 is arranged therein to protect and isolate the power mechanism at the bottom; a conveying unit is arranged at the front side plate 11 and / or the rear side plate 13, and when the steel bars 2 to be welded are small, one conveying unit can be used, otherwise the conveying units on both sides can be operated synchronously to ensure that the position of the steel bars 2 to be welded is relatively stable during transportation.

[0045] In the present invention, further, an auxiliary unit is provided to assist the conveying of the conveying unit and / or the positioning of the positioning unit; the partition plate 15 is an important carrier of the auxiliary unit, and steps 16 are provided on the left and right sides thereof to cooperate with the left plate 12 and the right plate 14, respectively. The left plate 12 and the right plate 14 are generally provided with support bars, and the steps 16 are provided with a plurality of auxiliary grooves 20, and the auxiliary grooves 20 on both sides are obviously corresponding, and an auxiliary rod 17 can be provided according to the needs, and an arc groove 18 is provided on the auxiliary rod 17. The auxiliary of the auxiliary rod 17 includes but is not limited to the following forms:

[0046] (1) When laying the steel bars 2 to be welded in the left-right direction, it is also necessary to set other cross-linked steel bars 21. Then, the other steel bars 21 are placed in the arc groove 18 or directly placed in the auxiliary groove 20 for elevation, so as to facilitate welding. Figure 6 As shown;

[0047] (2) When laying the steel bars 2 to be welded in the left-right direction, a marker or an object with a marker is set in the arc groove 18 of the auxiliary rod 17 or directly at the auxiliary groove 20 to assist in confirming the welding position of the steel bars 2 to be welded;

[0048] (3) A slide bar 22 or rollers are arranged in the arc groove 18, or a slide bar 22 is directly arranged in the auxiliary groove 20 to facilitate the conveying (sliding) of the steel bars 2 to be welded, such as Figure 7 As shown;

[0049] That is, the auxiliary groove 20 and the auxiliary rod 17 provided in the auxiliary groove 20 can realize the assistance of various heights and various working modes.

[0050] In the present invention, in order to ensure that the arc groove 18 faces upward, an anti-mistake mechanism 19 is provided between the auxiliary groove 20 and the auxiliary rod 17, such as a concave-convex part is provided on the auxiliary groove 20, and a corresponding concave-convex part is provided at the matching position of the auxiliary rod 17.

[0051] In the present invention, it is obvious that the distance between the front side and the rear side of the partition plate 15 and the front side plate 11 and the rear side plate 13 is greater than or equal to the width of the chain 3 of the conveying unit.

[0052] The conveying unit includes a driving wheel and a driven wheel which are arranged on the front side plate 11 and / or the rear side plate 13 and face the inner side of the welding support 1 , and a chain 3 is arranged to cooperate with the driving wheel and the driven wheel.

[0053] The conveying unit on either side comprises two chains 3 .

[0054] In the utility model, the chain 3 is used as a carrier for conveying the steel bars 2 to be welded, so as to solve the problem of slipping and ensure the accuracy of the position. The driving wheel is driven by a motor, and the transmission is realized by cooperating with the driven wheel and the chain 3. In the actual application process, in order to ensure the conveying force and avoid the steel bars 2 to be welded from slipping, two chains 3 are generally arranged on the same side. Among them, the coordination structure of the motor, the driving wheel, the driven wheel and the chain is a conventional technology in the field, and the technicians in this field can set it according to the needs and configure the corresponding reducer for the motor.

[0055] The positioning unit comprises a carrier plate 42 with a buckle 41 at the bottom. The buckle 41 is detachably mounted on the chain 3 . At least one positioning member 43 for positioning the steel bar 2 to be welded is arranged on the carrier plate 42 .

[0056] The positioning member 43 is a right-angle member, one end of which is connected to the carrier plate 42 via a spherical hinge 44 .

[0057] In the present invention, the positioning unit is used to fix the position of the steel bar 2 to be welded. Here, the buckle 41 is directly clamped on the chain 3, and a positioning member 43 is set on the carrier plate 42 thereon to position the steel bar 2.

[0058] In the present utility model, specific positioning includes two situations:

[0059] (1) The steel bar 2 to be welded is in the shape of a ring. In this case, it is preferred to position the steel bar 2 from the front end or the rear end toward the inner side of the ring. Figure 7 As shown;

[0060] (2) If the steel bar 2 to be welded is a straight rod, it is better to position the steel bar 2 from the left or right side of the front end or rear end to the other side, such as Figure 6 As shown;

[0061] Based on this, in order to adapt to more situations, the positioning member 43 is set as a right-angle member and connected to the carrier plate 42 by a spherical hinge 44, so that the positioning method of the positioning member 43 can be adjusted according to actual needs.

[0062] In the present invention, of course, the positioning (lifting and lowering) of the positioning member 43 can also be achieved by electronic control, which is easily understood by those skilled in the art, and those skilled in the art can set it according to their needs.

[0063] A camera 5 is disposed above the welding support 1 , and the camera 5 is configured in cooperation with a controller.

[0064] The welding device comprises a welding robot 6 , and the welding robot 6 is provided with a matching welding gun 61 .

[0065] In the utility model, a camera 5 is arranged above the welding support 1 for photographing the entire welding surface, so that the background can confirm the welding position based on the photographed image. After completion, the welding robot 6 is used to fix the position and the welding is completed by the welding gun 61.

[0066] In the present invention, a camera 62 can also be provided on the welding robot 6, that is, the camera 5 is used to realize the wide-area demarcation of the welding position, and the camera 62 is used to realize the confirmation of the welding position in the local position. A roller 63 can also be provided at the bottom of the welding robot 6 to realize its movement within a preset range. The technical solution of the present invention does not rely on the control program of the controller, and this is content that can be easily understood by those skilled in the art. Those skilled in the art can set the controller by themselves according to their needs.

[0067] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A multi-working point welding device, characterized in that: The device comprises a welding support, which is provided with: A conveying unit, used for conveying the steel bars to be welded in a horizontal direction, wherein the steel bars to be welded are laid on a horizontal plane; A plurality of positioning units, used for positioning the steel bars to be welded at the welding support and / or the conveying unit; A welding device for welding at a preset position of the steel bar to be welded; A controller is provided in conjunction with the conveying unit, the positioning unit and the welding equipment.

2. The multi-working point welding equipment according to claim 1, characterized in that: The welding support includes a front side plate, a left side plate, a rear side plate and a right side plate connected in sequence, and a conveying unit is provided in conjunction with the front side plate and / or the rear side plate; an auxiliary unit is provided in conjunction with the left side plate and the right side plate, which is used to assist the conveying unit in conveying and / or assist the positioning unit in positioning.

3. The multi-working point welding equipment according to claim 2, characterized in that: The auxiliary unit includes a partition plate arranged between the front side plate, the left side plate, the rear side plate and the right side plate. The left and right sides of the partition plate are matched with the left and right sides to provide steps. The steps on both sides are respectively provided with a plurality of auxiliary grooves, and auxiliary rods are detachably provided to cooperate with the auxiliary grooves.

4. The multi-working point welding equipment according to claim 3, characterized in that: The top of the auxiliary rod is provided with an arc groove; an anti-fool mechanism is provided to cooperate with the auxiliary groove and the auxiliary rod.

5. The multi-working point welding equipment according to claim 2, characterized in that: The conveying unit comprises a driving wheel and a driven wheel which are arranged on the front side plate and / or the rear side plate and face the inner side of the welding support, and a chain is arranged to cooperate with the driving wheel and the driven wheel.

6. The multi-working point welding equipment according to claim 5, characterized in that: The conveying unit on either side comprises 2 chains.

7. The multi-working point welding equipment according to claim 5, characterized in that: The positioning unit comprises a carrier plate with a buckle at the bottom, the buckle is detachably clamped on the chain, and at least one positioning piece for positioning the steel bars to be welded is matched on the carrier plate.

8. The multi-workstation welding equipment according to claim 7, characterized in that: The positioning piece is a right-angle piece, and one end of the right-angle piece is connected to the carrier plate through a spherical hinge.

9. The multi-working point welding equipment according to claim 1, characterized in that: A camera is arranged above the welding support, and the camera is arranged in cooperation with the controller.

10. The multi-working point welding equipment according to claim 1, characterized in that: The welding device comprises a welding robot, and the welding robot is provided with a matching welding gun.

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