Multi-station welding device and method for metal support

Abstract

The invention discloses a metal support multi-station welding device and method, and belongs to the technical field of welding devices.The metal support multi-station welding device comprises a fixed base, three fixed electric telescopic rods are fixedly connected to the top of the fixed base, the extension end of each fixed electric telescopic rod is fixedly connected with a supporting plate, and the supporting plates are fixedly connected to clamping blocks by adjusting supporting columns to rotate and slide on the clamping blocks; an electric telescopic rod is pushed to push a clamping plate and a clamping block to move so as to fix a supporting column, a two-way threaded rod is adjusted to rotate through a fixing motor, a moving block drives a moving clamp to move so as to fix a metal pipe, a plurality of metal pipes can be fixed in a fixing frame, and metal supports of different specifications and different styles can be fixed according to actual conditions; a rotating rod drives an adjusting electric telescopic rod and two fixing mechanisms to rotate through adjustment of an adjusting motor, the height of the fixing mechanisms is adjusted through the adjusting electric telescopic rod, a rotating motor drives a worm to rotate to drive a fixing frame to turn over, and all-directional welding of the metal pipe can be facilitated.

Description

Technical Field

[0001] The invention belongs to the technical field of welding devices, and in particular relates to a multi-station welding device for a metal bracket and a method thereof. Background Art

[0002] A metal bracket is a rod-type bracket made of metal material and has a wide range of applications. In the construction industry, it is the core supporting structure of large-scale buildings, bridges and other projects. In the manufacturing industry, it is an indispensable support and fixing tool in the production process. In addition, it is also widely used in the fields of transportation, energy, sports, etc. Metal brackets are widely favored for their good fatigue resistance, corrosion resistance and biocompatibility. Welding equipment is used to fix multiple metal pipes together to form a metal bracket. Welding equipment refers to the equipment required to realize the welding process. Welding equipment includes welding machines, welding process equipment and welding auxiliary tools. With the rapid development of industrial manufacturing technology, metal brackets are an important part of various mechanical equipment and structures, and their demand is increasing.

[0003] The existing metal bracket welding method mostly adopts manual operation, which is troublesome to fix the metal bracket and has a limited adjustment range, and cannot meet the fixing requirements of metal brackets of all specifications and styles. In addition, when welding the existing metal bracket, it is not convenient to flip the metal bracket welded on one side, which makes it inconvenient to perform all-round welding on the metal pipe. Summary of the invention

[0004] The object of the present invention is to provide a multi-station welding device and method for a metal bracket, wherein the support column is adjusted to rotate and slide on the clamping block, the clamping plate and the clamping block are pushed to move and fix the support column by pushing the electric telescopic rod, and then the fixing motor is turned on, the fixing motor drives one of the fixing gears to rotate, and the two-way threaded rod is rotated through the meshing of the two fixing gears, and the moving block drives the moving clamp to move and fix the metal pipe through the limiting of the limiting rod, so that multiple metal pipes can be fixed in the fixing frame, and metal brackets of different specifications and styles can be fixed according to actual conditions, the adjusting motor drives the adjusting gear to rotate, and the meshing of the adjusting gear and the transmission gear makes the rotating rod drive the adjusting electric telescopic rod and the two fixing mechanisms to rotate, and the welding is performed by a welding manipulator, and the height of the fixing mechanism is adjusted by adjusting the electric telescopic rod, and the rotating motor is turned on, and the rotating motor drives the worm to rotate, and the meshing of the worm and the worm wheel makes the support rod drive the fixing frame to rotate, so that the fixing frame drives the fixed metal pipe on one side to be welded to flip to the bottom, and the metal pipe on the other side is welded by the welding manipulator to form a metal bracket, which is convenient for all-round welding of the metal pipe.

[0005] The technical solution adopted by the present invention is as follows: A multi-station welding device for a metal bracket comprises: a fixed base, three fixed electric telescopic rods are fixedly connected to the top of the fixed base, the extended end of each fixed electric telescopic rod is fixedly connected to a support plate, and the upper inner wall of the support plate is fixedly connected to a welding manipulator; an adjusting mechanism, the adjusting mechanism comprises a rotating part and a rotating part, the rotating part is arranged on the fixed base, and the rotating part is arranged on the rotating part; a fixing mechanism, the fixing mechanism comprises two groups of supporting parts, multiple groups of clamping parts, multiple groups of limiting parts, multiple groups of power parts and multiple groups of fixing parts, each group of the supporting parts is arranged on the adjusting mechanism, each group of the clamping parts is arranged on the supporting parts, each group of the limiting parts is arranged on the clamping parts, every two groups of the power parts are arranged on one group of clamping parts, and every two groups of the fixing parts are arranged on one group of power parts; and a transmission mechanism, the transmission mechanism is arranged on the fixed base.

[0006] Among them, the rotating component includes an adjusting motor, an adjusting gear, a transmission gear, a rotating rod and an adjusting electric telescopic rod. The bottom end of the rotating rod rotates and passes through the top of the fixed base. The transmission gear is fixedly sleeved on the outer surface of the rotating rod. The adjusting motor is fixedly connected to the lower inner wall of the fixed base. The adjusting gear is fixedly sleeved on the outer surface of the transmission gear, and the adjusting gear and the transmission gear are meshed with each other. The bottom of the adjusting electric telescopic rod is fixedly connected to the top of the rotating rod.

[0007] Among them, the rotating component includes an installation box, two rotating motors, two worms, two worm wheels and two support rods. The bottom of the installation box is fixedly connected to the extended end of the adjustable electric telescopic rod. Each of the worm wheels is rotatably connected between the upper and lower inner walls of the installation box. Each of the rotating motors is fixedly connected to the top of the installation box, and the output end of the rotating motor is fixedly connected to one end of the worm. One end of the support rod rotates and penetrates through one side outer surface of the installation box. The worm wheel is fixedly sleeved on the outer surface of the support rod, and the worm wheel and the worm are meshed with each other.

[0008] Wherein, each group of the supporting components includes a fixing frame and a supporting frame, an outer surface of one side of the fixing frame is fixedly connected to one end of the supporting rod, and the supporting frame is fixedly connected between the inner walls of the fixing frame.

[0009] Among them, each group of the clamping components includes a pushing electric telescopic rod, a clamping plate and two clamping blocks, one end of the pushing electric telescopic rod is fixedly connected to an inner wall of one side of the support frame, an outer surface of one side of the clamping plate is fixedly connected to the extended end of the pushing electric telescopic rod, and the clamping plate is slidably embedded between the upper and lower inner walls of the support frame, and one side of each of the clamping blocks is fixedly connected to an outer surface of one side of the clamping plate.

[0010] Among them, each group of the limiting components includes a connecting rod, a connecting tube and a connecting spring, one end of the connecting spring is fixedly connected to an inner wall of one side of the support frame, one end of the connecting rod is fixedly connected to an outer surface of one side of the clamping plate, and the other end of the connecting rod is slidably embedded between the inner walls of the connecting tube, and the connecting spring is fixedly connected between the connecting rod and the connecting tube.

[0011] Among them, each group of the power components includes a support column, two fixed boxes, a fixed motor, two fixed gears and a bidirectional threaded rod. The support column is slidably embedded between four clamping blocks, one end of the support column is fixed on the outer surface of one side of each of the fixed boxes, the bidirectional threaded rod rotates and passes through both sides of the fixed box, the fixed motor is fixedly connected to the lower inner wall of the fixed box, one of the fixed gears is fixedly sleeved on the output end of the fixed motor, and the other fixed gear is fixedly sleeved on the outer surface of the bidirectional threaded rod, and the two fixed gears are meshed with each other.

[0012] Among them, each group of the fixed components includes two moving blocks, two moving clamps and four limit rods, one end of each of the limit rods is fixedly connected to the outer surface of one side of the fixed box, one side of each of the moving blocks is threadedly sleeved on the outer surface of the bidirectional threaded rod, and one side of each moving block is slidably sleeved on the outer surfaces of the two limit rods, and the outer surface of one side of each of the moving clamps is fixedly connected to one side of the moving block.

[0013] Wherein, the transmission mechanism includes a transmission frame, two transmission rollers, a transmission belt, multiple anti-sliding blocks and a transmission motor, one side of the transmission frame is fixedly connected to the outer surface of one side of the fixed base, both ends of each of the transmission rollers are rotatably connected between the front and rear inner walls of the transmission frame, the transmission belt is sleeved between the two transmission rollers, the outer surface of the transmission belt is provided with multiple transmission holes, the bottom of each of the anti-sliding blocks is fixedly connected to the outer surface of the transmission belt, the transmission motor is fixedly connected to the outer surface of one side of the transmission frame, and the output end of the transmission motor is fixedly connected to one end of one of the transmission rollers.

[0014] A welding method of a metal bracket multi-station welding device comprises the following steps: Step 1, fix the metal pipe; fix the metal pipe rack to be welded on the support frame, adjust the support column to rotate and slide on the clamping block according to the shape of the welding required, push the electric telescopic rod to push the clamping plate and the clamping block to move and fix the support column, then turn on the fixing motor, the fixing motor drives one of the fixed gears to rotate, through the meshing of the two fixed gears, the bidirectional threaded rod rotates, through the limiting of the limiting rod, the moving block drives the moving clamp to move to fix the metal pipe, and multiple metal pipes can be fixed in the fixed frame; Step 2, welding metal pipes: turn on the adjustment motor, the adjustment motor drives the adjustment gear to rotate, and the rotating rod drives the adjustment electric telescopic rod and two fixing mechanisms to rotate through the meshing of the adjustment gear and the transmission gear. The fixing mechanism that fixes multiple metal pipes rotates to the bottom of the welding manipulator, and the welding is performed through the welding manipulator. The staff fixes the metal pipe on another fixing mechanism, adjusts the height of the fixing mechanism by adjusting the electric telescopic rod, turns on the rotating motor, and drives the worm to rotate. Through the meshing of the worm and the worm gear, the support rod drives the fixing frame to rotate, and the fixing frame drives the fixed metal pipe on one side of the welding to flip to the bottom, and the metal pipe on the other side is welded by the welding manipulator to form a metal bracket. The fixing mechanism is rotated to the top of the transmission mechanism through the adjustment mechanism, and the welded metal bracket can be placed on the transmission mechanism; Step 3: Transport the metal bracket: Turn on the transport motor, which drives one of the transport rollers to rotate. The transport belt drives the welded metal bracket to move and transport the metal bracket.

[0015] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are: (1) In the present invention, the support column is adjusted to rotate and slide on the clamping block, and the clamping plate and the clamping block are pushed to move by pushing the electric telescopic rod to fix the support column. Then, the fixing motor is turned on, and the fixing motor drives one of the fixing gears to rotate. Through the meshing of the two fixing gears, the bidirectional threaded rod is rotated. Through the limiting of the limiting rod, the moving block drives the moving clamp to move to fix the metal pipe. Multiple metal pipes can be fixed in the fixing frame, and metal brackets of different specifications and styles can be fixed according to actual conditions.

[0016] (2) In the present invention, the adjusting motor drives the adjusting gear to rotate, and the meshing of the adjusting gear and the transmission gear causes the rotating rod to drive the adjusting electric telescopic rod and the two fixing mechanisms to rotate, and the welding is performed by a welding manipulator. The height of the fixing mechanism is adjusted by adjusting the electric telescopic rod, and the rotating motor is turned on. The rotating motor drives the worm to rotate, and the meshing of the worm and the worm wheel causes the support rod to drive the fixing frame to rotate, so that the fixing frame can drive the fixed metal pipe on one side that has been welded to flip to the bottom, and the metal pipe on the other side is welded by the welding manipulator to form a metal bracket, which can facilitate all-round welding of the metal pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front perspective view of the present invention; Figure 2 It is a front perspective partial cross-sectional view of the present invention; Figure 3 For the present invention Figure 2 A magnified view of part A; Figure 4A side perspective partial cross-sectional view of the present invention; Figure 5 For the present invention Figure 4 A magnified view of part B; Figure 6 It is a front perspective view of a part of the fixing mechanism of the present invention; Figure 7 It is a top three-dimensional cross-sectional view of a part of the fixing mechanism of the present invention; Figure 8 For the present invention Figure 7 A magnified view of part C; Fig. 9 A side perspective cross-sectional view of a portion of the fixing mechanism of the present invention; Fig.10 It is a front perspective view of the fixing mechanism part of the present invention; Fig.11 It is a frontal stereoscopic cross-sectional view of the fixing mechanism part of the present invention; Fig.12 It is a top view of a three-dimensional cross-sectional view of the fixing mechanism of the present invention.

[0018] Markings in the figure: 1. Fixed base; 2. Fixed electric telescopic rod; 3. Support plate; 4. Welding manipulator; 5. Adjustment mechanism; 501. Adjustment motor; 502. Adjustment gear; 503. Transmission gear; 504. Rotation rod; 505. Adjustment electric telescopic rod; 506. Installation box; 507. Rotation motor; 508. Worm; 509. Worm gear; 510. Support rod; 6. Fixing mechanism; 601. Fixing frame; 602. Support frame; 603. Push the electric telescopic rod; 604, clamping plate; 605, clamping block; 606, connecting rod; 607, connecting tube; 608, connecting spring; 609, supporting column; 610, fixed box; 611, fixed motor; 612, fixed gear; 613, moving block; 614, two-way threaded rod; 615, limiting rod; 616, moving clamp; 7, transmission mechanism; 701, transmission frame; 702, transmission roller; 703, transmission belt; 704, transmission hole; 705, anti-sliding block; 706, transmission motor. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0020] Reference Figure 1-Figure 12The present invention provides a technical solution: a multi-station welding device for a metal bracket, comprising: a fixed base 1, three fixed electric telescopic rods 2 are fixedly connected to the top of the fixed base 1, the extended end of each fixed electric telescopic rod 2 is fixedly connected to a support plate 3, and the upper inner wall of the support plate 3 is fixedly connected to a welding manipulator 4; an adjusting mechanism 5, the adjusting mechanism 5 includes a rotating part and a rotating part, the rotating part is arranged on the fixed base 1, and the rotating part is arranged on the rotating part; a fixing mechanism 6, the fixing mechanism 6 includes two groups of supporting parts, multiple groups of clamping parts, multiple groups of limiting parts, multiple groups of power parts and multiple groups of fixing parts, each group of supporting parts is arranged on the adjusting mechanism 5, each group of clamping parts is arranged on the supporting parts, each group of limiting parts is arranged on the clamping parts, every two groups of power parts are arranged on one group of clamping parts, and every two groups of fixing parts are arranged on one group of power parts; and a transmission mechanism 7, the transmission mechanism 7 is arranged on the fixed base 1.

[0021] In this embodiment: the fixed electric telescopic rod 2 is used to adjust the position of the welding manipulator 4, the welding manipulator 4 is used to weld the metal pipe, the adjustment mechanism 5 is used to adjust the position of the fixing mechanism 6, the rotating component can drive the rotating component and the fixing mechanism 6 to rotate, the rotating component can adjust the fixing mechanism 6 to flip, the fixing mechanism 6 is used to fix the metal pipe, the two groups of supporting components are used to support multiple groups of power components and multiple groups of fixed components, the multiple groups of clamping components and multiple groups of limiting components are used to fix the power components, the multiple groups of power components are used to adjust the position of the multiple groups of fixed components, the fixed components are used to fix the metal pipe, and the transmission mechanism 7 is used to transmit the welded metal bracket.

[0022] Specifically, the rotating components include an adjusting motor 501, an adjusting gear 502, a transmission gear 503, a rotating rod 504 and an adjusting electric telescopic rod 505. The bottom end of the rotating rod 504 rotates and passes through the top of the fixed base 1. The transmission gear 503 is fixedly sleeved on the outer surface of the rotating rod 504. The adjusting motor 501 is fixedly connected to the lower inner wall of the fixed base 1. The adjusting gear 502 is fixedly sleeved on the outer surface of the transmission gear 503, and the adjusting gear 502 and the transmission gear 503 are meshed with each other. The bottom of the adjusting electric telescopic rod 505 is fixedly connected to the top of the rotating rod 504.

[0023] In this embodiment: by turning on the adjustment motor 501, the adjustment motor 501 drives the adjustment gear 502 to rotate, and the engagement of the adjustment gear 502 and the transmission gear 503 causes the rotating rod 504 to drive the adjustment electric telescopic rod 505 and the two fixing mechanisms 6 to rotate. The principle and structure of the adjustment motor 501 belong to the common knowledge of technicians in this field and will not be introduced in detail here. Its model can be selected according to actual usage.

[0024] Specifically, the rotating components include an installation box 506, two rotating motors 507, two worms 508, two worm wheels 509 and two support rods 510. The bottom of the installation box 506 is fixedly connected to the extended end of the adjustable electric telescopic rod 505. Each worm wheel 508 is rotatably connected between the upper and lower inner walls of the installation box 506. Each rotating motor 507 is fixedly connected to the top of the installation box 506, and the output end of the rotating motor 507 is fixedly connected to one end of the worm wheel 508. One end of the support rod 510 rotates and passes through the outer surface of one side of the installation box 506. The worm wheel 509 is fixedly sleeved on the outer surface of the support rod 510, and the worm wheel 509 and the worm 508 are meshed with each other.

[0025] In this embodiment: by turning on the rotating motor 507, the rotating motor 507 drives the worm 508 to rotate, and through the engagement of the worm 508 and the worm wheel 509, the support rod 510 drives the fixing mechanism 6 to rotate. The principle and structure of the rotating motor 507 are common knowledge for technicians in this field and will not be introduced in detail here. Its model can be selected according to actual usage.

[0026] Specifically, each group of supporting components includes a fixing frame 601 and a supporting frame 602 . An outer surface of one side of the fixing frame 601 is fixedly connected to one end of the supporting rod 510 , and the supporting frame 602 is fixedly connected between the inner walls of the fixing frame 601 .

[0027] In this embodiment, the fixing frame 601 is used to support the supporting frame 602, and the supporting frame 602 is used to install the clamping component. Specifically, each set of clamping components includes a pushing electric telescopic rod 603, a clamping plate 604 and two clamping blocks 605, one end of the pushing electric telescopic rod 603 is fixedly connected to an inner wall of one side of the support frame 602, an outer surface of one side of the clamping plate 604 is fixedly connected to the extended end of the pushing electric telescopic rod 603, and the clamping plate 604 is slidably embedded between the upper and lower inner walls of the support frame 602, and one side of each clamping block 605 is fixedly connected to an outer surface of one side of the clamping plate 604.

[0028] In this embodiment: pushing the electric telescopic rod 603 can adjust the positions of the clamping plate 604 and the two clamping blocks 605. By pushing the electric telescopic rod 603, the clamping plate 604 and the clamping blocks 605 are pushed to move and fix the power component. The principle structure of pushing the electric telescopic rod 603 is common knowledge to those skilled in the art and will not be introduced in detail here. The model can be selected according to actual usage.

[0029] Specifically, each set of limiting components includes a connecting rod 606, a connecting tube 607 and a connecting spring 608, one end of the connecting spring 608 is fixedly connected to an inner wall of one side of the support frame 602, one end of the connecting rod 606 is fixedly connected to an outer surface of one side of the clamping plate 604, and the other end of the connecting rod 606 is slidably embedded between the inner walls of the connecting tube 607, and the connecting spring 608 is fixedly connected between the connecting rod 606 and the connecting tube 607.

[0030] In this embodiment, the connection rod 606 , the connection tube 607 and the connection spring 608 are used for limiting, and the connection rod 606 , the connection tube 607 and the connection spring 608 are used for supporting the clamping plate 604 and the clamping block 605 .

[0031] Specifically, each group of power components includes a support column 609, two fixed boxes 610, a fixed motor 611, two fixed gears 612 and a bidirectional threaded rod 614. The support column 609 is slidably embedded between the four clamping blocks 605. One end of the support column 609 is fixed on the outer surface of one side of each fixed box 610. The bidirectional threaded rod 614 rotates and passes through both sides of the fixed box 610. The fixed motor 611 is fixedly connected to the lower inner wall of the fixed box 610. One of the fixed gears 612 is fixedly sleeved on the output end of the fixed motor 611, and the other fixed gear 612 is fixedly sleeved on the outer surface of the bidirectional threaded rod 614. The two fixed gears 612 are meshed with each other.

[0032] In this embodiment: by turning on the fixed motor 611, the fixed motor 611 drives one of the fixed gears 612 to rotate, and through the engagement of the two fixed gears 612, the bidirectional threaded rod 614 is rotated, and the position of the fixed component can be adjusted. The outer surface of the bidirectional threaded rod 614 is provided with two opposite threads. The principle structure of the fixed motor 611 is common knowledge known to technicians in this field and will not be introduced in detail here. Its model can be selected according to actual usage.

[0033] Specifically, each group of fixed components includes two moving blocks 613, two moving clamps 616 and four limiting rods 615, one end of each limiting rod 615 is fixedly connected to the outer surface of one side of the fixed box 610, one side of each moving block 613 is threadedly sleeved on the outer surface of the bidirectional threaded rod 614, and one side of each moving block 613 is slidably sleeved on the outer surfaces of the two limiting rods 615, and the outer surface of one side of each moving clamp 616 is fixedly connected to one side of the moving block 613.

[0034] In this embodiment: the two moving blocks 613 are respectively located on two different threads of the bidirectional threaded rod 614. Through the cooperation of the moving block 613 and the two moving clamps 616, they are used to fix metal pipes of different specifications. The four limiting rods 615 are set for limiting, so that the moving block 613 and the moving clamp 616 can move.

[0035] Specifically, the transmission mechanism 7 includes a transmission frame 701, two transmission rollers 702, a transmission belt 703, a plurality of anti-sliding blocks 705 and a transmission motor 706. The outer surface of one side of the transmission frame 701 is fixedly connected to the outer surface of one side of the fixed base 1. Both ends of each transmission roller 702 are rotatably connected between the front and rear inner walls of the transmission frame 701. The transmission belt 703 is sleeved between the two transmission rollers 702. A plurality of transmission holes 704 are provided on the outer surface of the transmission belt 703. The bottom of each anti-sliding block 705 is fixedly connected to the outer surface of the transmission belt 703. The transmission motor 706 is fixedly connected to the outer surface of one side of the transmission frame 701, and the output end of the transmission motor 706 is fixedly connected to one end of one of the transmission rollers 702.

[0036] In this embodiment: by turning on the transmission motor 706, the transmission motor 706 drives one of the transmission rollers 702 to rotate, and through the transmission belt 703, the transmission belt 703 can drive the welded metal bracket to move and transmit the metal bracket. The principle and structure of the transmission motor 706 are common knowledge of technicians in this field and will not be introduced in detail here. Its model can be selected according to actual usage.

[0037] The following is a detailed description of a welding method for a metal bracket multi-station welding device provided by an embodiment of the present invention, and its use method includes the following steps: Step 1, fixing the metal pipe; fixing the metal pipe rack to be welded on the support frame 602, adjusting the support column 609 to rotate and slide on the clamping block 605 according to the shape to be welded, pushing the electric telescopic rod 603 to push the clamping plate 604 and the clamping block 605 to move and fix the support column 609, and then turning on the fixed motor 611, the fixed motor 611 drives one of the fixed gears 612 to rotate, and through the engagement of the two fixed gears 612, the bidirectional threaded rod 614 is rotated, and through the limiting of the limiting rod 615, the moving block 613 drives the moving clamp 616 to move and fix the metal pipe, and multiple metal pipes can be fixed in the fixed frame 601; Step 2, welding the metal pipe: turning on the adjusting motor 501, the adjusting motor 501 drives the adjusting gear 502 to rotate, and through the engagement of the adjusting gear 502 and the transmission gear 503, the rotating rod 504 drives the adjusting electric The telescopic rod 505 and the two fixing mechanisms 6 rotate, and the fixing mechanism 6 that fixes the multiple metal pipes rotates to the right below the welding manipulator 4, and the welding is performed by the welding manipulator 4. The staff fixes the metal pipe on another fixing mechanism 6, and adjusts the height of the fixing mechanism 6 by adjusting the electric telescopic rod 505, and turns on the rotating motor 507. The rotating motor 507 drives the worm 508 to rotate, and the support rod 510 drives the fixing frame 601 to rotate through the engagement of the worm 508 and the worm gear 509, so that the fixing frame 601 can drive the fixed metal pipe on one side of the welding to flip to the bottom, and the metal pipe on the other side is welded by the welding manipulator 4 to form a metal bracket, and the fixing mechanism 6 is rotated to the right above the transmission mechanism 7 by the adjusting mechanism 5, and the welded metal bracket can be placed on the transmission mechanism 7; Step 3, transmitting the metal bracket: Turn on the transmission motor 706, and the transmission motor 706 drives one of the transmission rollers 702 to rotate, and the transmission is driven by the transmission belt 703, so that the transmission belt 703 drives the welded metal bracket to move, and the metal bracket is transmitted.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-station welding device for a metal bracket, characterized in that: include: A fixed base (1), wherein three fixed electric telescopic rods (2) are fixedly connected to the top of the fixed base (1), the extended end of each fixed electric telescopic rod (2) is fixedly connected to a support plate (3), and the upper inner wall of the support plate (3) is fixedly connected to a welding manipulator (4); An adjusting mechanism (5), the adjusting mechanism (5) comprising a rotating component and a rotating component, the rotating component being arranged on the fixed base (1), and the rotating component being arranged on the rotating component; A fixing mechanism (6), the fixing mechanism (6) comprising two groups of supporting components, a plurality of groups of clamping components, a plurality of groups of limiting components, a plurality of groups of power components and a plurality of groups of fixing components, each group of the supporting components is arranged on the adjustment mechanism (5), each group of the clamping components is arranged on the supporting components, each group of the limiting components is arranged on the clamping components, every two groups of the power components are arranged on one group of the clamping components, and every two groups of the fixing components are arranged on one group of the power components; and A transmission mechanism (7), wherein the transmission mechanism (7) is arranged on the fixed base (1).

2. A multi-station welding device for a metal bracket as claimed in claim 1, characterized in that: The rotating component comprises an adjusting motor (501), an adjusting gear (502), a transmission gear (503), a rotating rod (504), and an adjusting electric telescopic rod (505); the bottom end of the rotating rod (504) rotates and penetrates the top of the fixed base (1); the transmission gear (503) is fixedly sleeved on the outer surface of the rotating rod (504); the adjusting motor (501) is fixedly connected to the lower inner wall of the fixed base (1); the adjusting gear (502) is fixedly sleeved on the outer surface of the transmission gear (503); the adjusting gear (502) and the transmission gear (503) are meshed with each other; and the bottom of the adjusting electric telescopic rod (505) is fixedly connected to the top of the rotating rod (504).

3. A multi-station welding device for a metal bracket as claimed in claim 2, characterized in that: The rotating component comprises an installation box (506), two rotating motors (507), two worms (508), two worm wheels (509) and two support rods (510); the bottom of the installation box (506) is fixedly connected to the extended end of the adjustable electric telescopic rod (505); each of the worm wheels (508) is rotatably connected between the upper and lower inner walls of the installation box (506); each of the rotating motors (507) is fixedly connected to the top of the installation box (506); the output end of the rotating motor (507) is fixedly connected to one end of the worm wheel (508); one end of the support rod (510) rotatably penetrates the outer surface of one side of the installation box (506); the worm wheel (509) is fixedly sleeved on the outer surface of the support rod (510); and the worm wheel (509) and the worm wheel (508) are meshed with each other.

4. A multi-station welding device for a metal bracket as claimed in claim 3, characterized in that: Each group of the supporting components comprises a fixing frame (601) and a supporting frame (602), wherein an outer surface of one side of the fixing frame (601) is fixedly connected to one end of a supporting rod (510), and the supporting frame (602) is fixedly connected between inner walls of the fixing frame (601).

5. A multi-station welding device for a metal bracket as claimed in claim 4, characterized in that: Each group of the clamping components comprises a pushing electric telescopic rod (603), a clamping plate (604) and two clamping blocks (605); one end of the pushing electric telescopic rod (603) is fixedly connected to an inner wall of one side of the support frame (602); an outer surface of one side of the clamping plate (604) is fixedly connected to the extended end of the pushing electric telescopic rod (603); the clamping plate (604) is slidably embedded between the upper and lower inner walls of the support frame (602); and one side of each of the clamping blocks (605) is fixedly connected to an outer surface of one side of the clamping plate (604).

6. A multi-station welding device for a metal bracket as claimed in claim 5, characterized in that: Each set of the limiting components comprises a connecting rod (606), a connecting tube (607) and a connecting spring (608); one end of the connecting spring (608) is fixedly connected to an inner wall of one side of the support frame (602); one end of the connecting rod (606) is fixedly connected to an outer surface of one side of the clamping plate (604); and the other end of the connecting rod (606) is slidably embedded between the inner walls of the connecting tube (607); and the connecting spring (608) is fixedly connected between the connecting rod (606) and the connecting tube (607).

7. A multi-station welding device for a metal bracket as claimed in claim 6, characterized in that: Each group of the power components comprises a support column (609), two fixed boxes (610), a fixed motor (611), two fixed gears (612) and a bidirectional threaded rod (614); the support column (609) is slidably embedded between four clamping blocks (605); one end of the support column (609) is fixed on the outer surface of one side of each fixed box (610); the bidirectional threaded rod (614) rotates and passes through both sides of the fixed box (610); the fixed motor (611) is fixedly connected to the lower inner wall of the fixed box (610); one of the fixed gears (612) is fixedly sleeved on the output end of the fixed motor (611); the other fixed gear (612) is fixedly sleeved on the outer surface of the bidirectional threaded rod (614); and the two fixed gears (612) are meshed with each other.

8. A multi-station welding device for a metal bracket as claimed in claim 7, characterized in that: Each group of the fixed components comprises two moving blocks (613), two moving clamps (616) and four limiting rods (615); one end of each limiting rod (615) is fixedly connected to an outer surface of one side of the fixed box (610); one side of each moving block (613) is threadedly sleeved on an outer surface of a bidirectional threaded rod (614); one side of each moving block (613) is slidably sleeved on the outer surfaces of the two limiting rods (615); and one side outer surface of each moving clamp (616) is fixedly connected to one side of the moving block (613).

9. A multi-station welding device for a metal bracket as claimed in claim 8, characterized in that: The transmission mechanism (7) comprises a transmission frame (701), two transmission rollers (702), a transmission belt (703), a plurality of anti-sliding blocks (705) and a transmission motor (706); one side of the transmission frame (701) is fixedly connected to the outer surface of one side of the fixed base (1); both ends of each of the transmission rollers (702) are rotatably connected between the front and rear inner walls of the transmission frame (701); the transmission belt (703) is sleeved between the two transmission rollers (702); a plurality of transmission holes (704) are provided on the outer surface of the transmission belt (703); the bottom of each of the anti-sliding blocks (705) is fixedly connected to the outer surface of the transmission belt (703); the transmission motor (706) is fixedly connected to the outer surface of one side of the transmission frame (701); and the output end of the transmission motor (706) is fixedly connected to one end of one of the transmission rollers (702).

10. A welding method for a metal bracket multi-station welding device, applied to the metal bracket multi-station welding device according to claim 9, characterized in that: The following steps are involved: S1, fixing the metal pipe; fixing the metal pipe rack to be welded on the support frame (602), adjusting the support column (609) to rotate and slide on the clamping block (605) according to the shape to be welded, pushing the electric telescopic rod (603) to push the clamping plate (604) and the clamping block (605) to move and fix the support column (609), then turning on the fixing motor (611), the fixing motor (611) drives one of the fixing gears (612) to rotate, and the two-way threaded rod (614) is rotated through the meshing of the two fixing gears (612), and the moving block (613) drives the moving clamp (616) to move and fix the metal pipe through the limiting of the limiting rod (615), so that multiple metal pipes can be fixed in the fixing frame (601); S2. Welding the metal pipe: Turn on the adjustment motor (501), the adjustment motor (501) drives the adjustment gear (502) to rotate, and the meshing of the adjustment gear (502) and the transmission gear (503) causes the rotation rod (504) to drive the adjustment electric telescopic rod (505) and the two fixing mechanisms (6) to rotate, the fixing mechanism (6) that fixes the plurality of metal pipes is rotated to the position directly below the welding manipulator (4), and welding is performed by the welding manipulator (4). The worker fixes the metal pipe on another fixing mechanism (6), and adjusts the fixing mechanism (6) by adjusting the electric telescopic rod (505). The height of the structure (6) is adjusted, the rotating motor (507) is turned on, and the rotating motor (507) drives the worm (508) to rotate. The meshing of the worm (508) and the worm wheel (509) causes the support rod (510) to drive the fixed frame (601) to rotate, so that the fixed frame (601) drives the fixed metal pipe on one side to be welded to the bottom, and the metal pipe on the other side is welded by the welding manipulator (4) to form a metal bracket. The fixing mechanism (6) is rotated to the top of the transmission mechanism (7) by the adjusting mechanism (5), and the welded metal bracket can be placed on the transmission mechanism (7); S3, transporting the metal bracket: turning on the transport motor (706), the transport motor (706) drives one of the transport rollers (702) to rotate, and the transport belt (703) is used to drive the welded metal bracket to move, thereby transporting the metal bracket.

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