CN219617064U - Lifting clamping and fixing tooling for welding equipment - Google Patents

Abstract

A lifting type clamping and fixing tool for welding equipment comprises a welding station frame, a lower sliding seat, an upper sliding seat, a driving seat, a lower connecting seat, an upper connecting seat, a lower clamping seat, an upper clamping seat, a first driving mechanism, a second driving mechanism and a welding gun mounting device; a fixed guide rod is arranged on the welding station frame, a lower slide seat, an upper slide seat, a driving seat, a lower connecting seat and an upper connecting seat are slidably arranged on the fixed guide rod, the guide rod is arranged on the lower slide seat, the lower connecting seat is connected to the guide rod, and more than two welding gun mounting devices are uniformly distributed on the periphery circumference of the lower clamping seat on the welding station frame; the clamping robot comprises a robot and a clamping hand. The structure of the utility model has high reliability of clamping and fixing the welded workpiece and high welding efficiency.

Description

Lifting clamping and fixing tooling for welding equipment

technical field

The utility model relates to welding equipment, in particular to a lifting type clamping and fixing tool for welding equipment.

Background technique

Welding, also known as welding, is a manufacturing process and technique that uses heat, high temperature, or pressure to join metal or other thermoplastic materials such as plastics. There are many sources of energy for modern welding, including gas flames, electric arcs, lasers, electron beams, friction, and ultrasound. In addition to being used in factories, welding can also be performed in a variety of environments, such as the field, underwater and space. During the welding process, the workpiece needs to be clamped and fixed first, and then the workpiece is welded. Reliability will affect welding accuracy and efficiency.

In order to improve welding efficiency and precision, more and more robots are used for welding. 2023102796912, a patent document with a patent application date of 2023.03.22 and a publication date of 2023.4.18, discloses an automatic multi-function fixture, which involves clamping fixtures. The technical field includes a horizontal installation base, the upper surface of the installation base is fixedly connected with a horizontal support base plate, a swing clamping assembly is hinged on the support base plate, and a clamping installation plate is fixed above the support base plate, and the clamping installation plate The sliding clamping assembly and the rotating clamping assembly are respectively provided on the top; the swinging clamping assembly includes two symmetrically arranged right-angled clamping frames; each longitudinal end surface of the support base is respectively fixed with two symmetrical hinged mounting plates, The lower end of the opening of each right-angle clamping frame is respectively hingedly mounted on two hinged mounting plates; the inner wall of the vertical plate part of the right-angle clamping frame is fixedly connected with an electric control telescopic cylinder, and the telescopic end of the electric control telescopic cylinder is fixedly connected with a Compress the clamping plate. The above application solves the problems of poor clamping adaptability and poor coordination between clamping and processing feed when the clamping device in the traditional technology is used for the processing and clamping of flat plate parts, but the structure needs to be installed by clamping The clamping components sliding on the board realize the clamping, and the clamping in multiple directions is prone to the problem of inconsistent clamping force, which makes the clamping device clamping reliability poor. Cutting processing is performed on the periphery of the object to be clamped, so that it is not convenient to perform cutting processing on the peripheral wall of the object to be clamped, and the problem of low efficiency is likely to occur when the cutting process is performed by moving the cutting tool after clamping.

Utility model content

The purpose of this utility model is to provide a lifting type clamping and fixing tool for welding equipment. With the structure of the utility model, the workpiece to be welded and the welding gun are all installed on the welding station, and the reliability of clamping and fixing the workpiece to be welded is high. efficient.

In order to achieve the above purpose, a lifting type clamping and fixing tool for welding equipment includes a welding station frame, a lower seat, an upper slide seat, a driving seat, a lower connecting seat, an upper connecting seat, a lower clamping seat, and an upper clamping seat. Seat, first driving mechanism and welding torch installation device; fixed guide rod is installed on the frame of welding station, the sliding seat is installed on the fixed guide rod, and the guide rod parallel to the fixed guide rod is installed on the sliding seat, The upper sliding seat is slidably installed on the fixed guide rod, the upper sliding seat is located above the lower seat, the driving seat is slidably installed on the fixed guide rod, the driving seat is connected with the upper sliding seat, and the lower connecting seat is slidably installed on the fixed guide rod The upper and lower connecting seats are fixed on the upper end of the guide rod, the lower connecting seat is located above the driving seat, the upper connecting seat is slidably connected to the fixed guide rod, the upper connecting seat is located above the lower connecting seat, and the lower clamping seat is installed on the slide On the top surface of the seat, the upper clamping seat is installed on the bottom surface of the upper sliding seat, the first driving mechanism is fixed between the upper connecting seat and the lower connecting seat, and the driving shaft of the first driving mechanism is connected to the driving seat. There are more than two welding torch mounting devices evenly distributed on the outer circumference of the lower clamping seat on the frame; The holding mounting base is installed on the lower clamping base. There is a lower cavity extending from the top to the middle on the lower clamping mounting base. On the side of the lower clamping mounting base, there are lower escape grooves with the same number of welding torch mounting devices and corresponding positions. The upper end of the lower avoidance groove communicates with the lower placement chamber; the lower positioning hole extending up and down is provided on the lower clamping mounting base, and the lower positioning block extending into the lower positioning hole is installed on the lower clamping base; The lower side positioning hole extending from the side of the lower side to the center, the lower bracket is installed on the lower seat, the lower side positioning block with one end extending into the lower side positioning hole is installed on the lower bracket, and the upper clamping seat is provided with the lower avoidance The upper escape groove corresponding to the groove, the upper holding seat is provided with an upper placing cavity corresponding to the lower placing cavity, and the upper holding seat is provided with an upper positioning hole and an upper positioning block installed in the upper positioning hole.

With the above structure, the workpiece to be welded is placed on the lower clamping seat of the welding station, and the first driving mechanism of a welding station is started, and the first driving mechanism drives the driving seat, the upper sliding seat and the upper clamping seat to move downward , the lower placement cavity is convenient for placing workpieces to be welded. By setting the structure of the lower avoidance groove, on the one hand, after the lower avoidance groove communicates with the lower placement cavity, the welding torch can be inserted into the workpiece and the workpiece can be welded. On the one hand, the lower end structure of the lower avoidance groove can guide the welding torch when the workpiece moves up and down. At the same time, through the cooperation of the lower positioning hole and the lower positioning block, the positioning of the lower clamping mounting seat can be realized, and the positioning of the upper clamping mounting seat can be realized through the cooperation of the upper positioning hole and the upper positioning block. , can effectively prevent the rotation of the upper clamping seat and the lower clamping seat, and ensure the reliability of the clamping. The workpiece to be welded is clamped by the upper clamping seat and the lower clamping seat, and the welding torch of a welding station is started And utilize the welding torch to weld the workpiece to be welded, at the beginning of welding, more than two welding torches extend into the lower guide groove to carry out multi-directional welding to the workpiece to be welded, so as to improve the welding efficiency.

Further, the welding station frame includes a bottom plate, a lower vertical plate, a mounting plate and an upper vertical plate, and the lower vertical plates are respectively installed at both ends of the bottom plate, and the mounting plate is installed on the upper ends of the two lower vertical plates. Upper vertical plates are installed on both ends of the plate; the welding torch installation device is installed on the bottom plate. This structure facilitates the installation of the welding torch installation device and the second driving mechanism.

Further, it also includes a second driving mechanism, the second driving mechanism is installed between the upper connection seat and the cutting station frame. In the above structure, the welding torch and the workpiece to be welded are installed on the same welding station, and the welding is realized by using the workpiece to move up and down relative to the welding torch, so the welding precision is high.

Further, the welding equipment includes a frame, and lift-type clamping and fixing tooling is installed side by side on the frame; the welding station frame is installed on the frame.

With the above arrangement, by fixing a plurality of lift-type clamping and fixing tools on the frame of the welding equipment, it is convenient for the station to carry out the welding operation.

Further, the welding equipment also includes a clamping robot, which is installed on one side of the frame, and the clamping robot includes a robot and a clamping hand; the clamping hand includes a motor, a clamping fixed plate and a clamping device, The motor is installed on the robot, the clamping and fixing plate is installed on the output shaft of the motor, and clamping devices are respectively installed at both ends of the clamping and fixing plate.

In the above structure, the clamping robot is used to clamp the workpiece to be welded and switch between the two welding stations, which is the above working method, so the welding efficiency is high.

Further, the upper clamping seat includes an upper clamping base and an upper clamping installation seat, the upper clamping base is installed on the upper sliding seat, the upper clamping installation seat is installed on the upper clamping base, and on the upper clamping installation seat It has an upper placement cavity extending from the bottom to the middle, and upper avoidance grooves with the same number of welding torch installation devices and corresponding positions are arranged on the side of the upper clamping mounting seat, and the lower end of the upper avoidance groove communicates with the upper placement chamber. The upper cavity is convenient for placing workpieces to be welded. By setting the structure of the upper avoidance groove, on the one hand, after the upper avoidance groove communicates with the upper cavity, the welding torch can be inserted into the workpiece to weld the workpiece. The upper end structure of the upper avoidance groove can guide the welding torch when the workpiece moves up and down.

Further, an upper guide groove corresponding to and communicating with the upper and lower positions of the upper avoidance groove is provided on the side of the upper clamping base. With this structure, the upper guide groove can guide the welding torch.

Further, an upper positioning hole extending up and down is provided on the upper clamping mounting base, and an upper positioning block extending into the upper positioning hole is installed on the upper clamping base; The extended upper positioning hole is provided with an upper bracket on the upper sliding seat, and an upper positioning block with one end extending into the upper positioning hole is installed on the upper bracket. The upper clamping mounting seat can be positioned through the cooperation of the upper positioning hole and the upper positioning block, and the rotation of the upper clamping mounting base can be effectively placed through the action of the upper positioning hole and the upper positioning block.

Further, the first driving mechanism is a first cylinder, and the second driving mechanism is a second cylinder; the clamping device includes a double-rod cylinder and a clamping arm, and the two ends of the clamping and fixing plate are respectively installed with The double-rod cylinder is connected with a clamping arm on the piston rod of the double-rod cylinder, and a clamping block is arranged on the inner side of the clamping arm. With this structure, when the double-rod cylinder works, it can drive the clamping arm to move, thereby realizing the clamping and releasing of the workpiece.

Further, the welding torch mounting device includes a welding torch base, a vertical guide seat, a vertical slider, a vertical locking screw, a horizontal guide seat, a horizontal slider, a horizontal locking screw, a lower clamping seat of the welding torch and an upper clamping seat of the welding torch, and the welding torch base Installed on the frame of the welding station, the vertical guide seat is installed on the base of the welding torch, there is a vertical dovetail guide groove on the vertical guide seat, the vertical slider is set on the vertical dovetail guide groove, and the vertical locking screw is installed on the vertical The guide seat acts on the vertical slider. The horizontal guide seat is installed on the vertical slider. The horizontal guide seat is provided with a horizontal dovetail guide groove. The horizontal slider slides on the horizontal dovetail guide groove. The horizontal locking screw is installed On the horizontal guide seat and acts on the horizontal slider, the lower clamping seat of the welding torch is installed on the horizontal slider, the upper clamping seat of the welding torch is installed on the lower clamping seat of the welding torch through bolts, and the lower clamping seat of the welding torch is connected with the upper clamping of the welding torch There is a clamping space between the holders. With this structure, when the vertical locking screw is loosened, the vertical slider can slide in the vertical guide seat, thereby adjusting the up and down position of the welding torch installed on the welding torch installation device; when the horizontal locking screw is loosened, the horizontal The slide block moves on the horizontal guide seat to adjust the horizontal position of the welding torch installed on the welding torch mounting device, so the application range of welding can be enlarged through this structure.

Description of drawings

Fig. 1 is a perspective view of welding equipment using the lift-type clamping and fixing tool of the present utility model.

Fig. 2 is an exploded view of the welding equipment using the lift-type clamping and fixing tool of the utility model.

Fig. 3 is a perspective view of the lift-type clamping and fixing tool.

Fig. 4 is a perspective view of another viewing angle of the lift-type clamping and fixing tool.

Fig. 5 is an exploded view of the lift-type clamping and fixing tool.

Fig. 6 is a perspective view of the frame of the lift-type clamping and fixing tool.

Fig. 7 is a perspective view from another angle of view of the frame of the lift-type clamping and fixing tool.

Fig. 8 is a perspective view of the lower seat, the lower clamping seat, the upper sliding seat and the upper clamping seat.

Fig. 9 is an exploded view of the lower seat, the lower clamping seat, the upper sliding seat and the upper clamping seat.

Fig. 10 is a perspective view of a welding torch mounting device.

Fig. 11 is a schematic diagram of a clamping hand.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1 and 2, the welding equipment uses a lift-type clamping and fixing tool, which is used in the welding equipment to clamp and fix the workpiece to be welded. The welding equipment includes a frame 100, a lift-type clamping and fixing tool 200, a clamping Robot 300 and control box 400. Two lift-type clamping and fixing toolings 200 are installed side by side on the frame 100 , the clamping robot 300 is installed on one side of the frame 100 , and the control box 400 is installed on the frame 100 .

As shown in Figures 3 to 5, the lift-type clamping and fixing tool 200 includes a welding station frame 21, a lower seat 22, an upper slide seat 23, a drive seat 24, a lower connection seat 25, an upper connection seat 26, The lower clamping seat 27 , the upper clamping seat 28 , the first driving mechanism 29 , the second driving mechanism 210 and the welding gun installation device 211 .

As shown in Fig. 6 and Fig. 7, described welding station frame 21 comprises base plate 41, lower vertical plate 42, mounting plate 43 and upper vertical plate 44, and base plate 41 is fixed on the frame 100, on the two sides of base plate 41 End is equipped with lower riser 42 respectively, forms space 45 between two lower risers 42, and mounting plate 43 is installed on the upper end of two lower risers 42, and upper riser 44 is respectively installed on the two ends of mounting plate 43. A through hole 46 is provided on the mounting plate 43 , a guide seat 47 extends forward from the upper end of the upper vertical plate 44 , and a clamping hole 48 is provided on the guide seat 47 .

As shown in Figures 3 to 5, a fixed guide rod 49 is installed between the base plate 41 and the guide seat 47, the fixed guide rod 49 passes through the clamping hole 48, and the sliding seat 22 is slidably installed on the fixed guide rod 49. The guide bar 410 parallel to the fixed guide bar 49 is installed on the lower seat 22, the upper slide seat 23 is slidably installed on the fixed guide bar 49, the upper slide seat 23 is located above the lower seat 22, and the driving seat 24 is slidably installed on the fixed guide bar 49. On the guide rod 49, the driving seat 24 is connected with the upper sliding seat 23 through the connecting rod 411, the lower connecting seat 25 is slidably installed on the fixed guide rod 49, the lower connecting seat 25 is fixed on the upper end of the guiding rod 410, and the lower connecting seat 25 is located at Above the driving base 24 , the upper connecting base 26 is slidably connected to the fixed guide rod 49 , and the upper connecting base 26 is located above the lower connecting base 25 .

As shown in Figures 8 and 9, the lower clamping seat 27 includes a lower clamping base 271 and a lower clamping mounting base 272, the lower clamping base 271 is installed on the sliding seat 22, and a vertical extension is installed on the lower clamping base 271. In the present embodiment, there are three lower positioning blocks 2711; on the side of the lower clamping base 271, there is a lower guide groove 2712 corresponding to and communicating with the upper and lower positions of the lower avoidance groove, and the lower guide groove 2712 gives The torch is guided. The lower clamping mount 272 is installed on the lower clamping base 271 by bolts, and the lower clamping mount 272 has a lower cavity 2721 extending from the top to the middle, and the side of the lower clamping mount 272 is provided with a welding torch mounting device Quantity Consistent and corresponding lower avoidance grooves 2722, three lower avoidance grooves are provided, the upper end of the lower avoidance grooves 2722 communicates with the lower placement cavity 2721, and the lower placement cavity 2721 is used to place the lower end of the workpiece; The lower positioning hole 2723 extending up and down, the lower positioning block 2711 is inserted into the lower positioning hole 2723, and the lower clamping mount 272 is positioned; the lower positioning hole 2724 extending from the side of the lower clamping mount 272 to the center, A lower bracket 273 is installed on the sliding seat 22, and a lower positioning block 274 with one end extending into the lower positioning hole is installed on the lower bracket 273. By cooperating with the lower positioning block 274 and the lower positioning hole 2724, the lower clamping is prevented. The mount rotates. The lower placement cavity 2721 is convenient for placing workpieces to be welded. By setting the structure of the lower avoidance groove, on the one hand, after the lower escape groove communicates with the lower placement cavity, the welding torch can be inserted into the workpiece and the workpiece can be welded. On the one hand, the lower end structure of the lower avoidance groove can guide the welding torch when the workpiece moves up and down.

As shown in Figures 8 and 9, the upper clamping seat 28 includes an upper clamping base 281 and an upper clamping mounting base 282, the upper clamping base 281 is installed on the upper sliding seat 23, and the upper clamping base 281 is installed with The upper positioning block 2811 extending up and down, in this embodiment, there are three upper positioning blocks 2811; on the side of the upper clamping base 281, there is an upper guide groove 2812 corresponding to and connected with the upper and lower positions of the upper avoidance groove. Slot 2812 guides the welding torch. The upper clamping mount 282 is installed on the upper clamping base 281 by bolts, and the upper clamping mount 282 has an upper placement cavity 2821 extending from the top to the middle, and a welding torch is arranged on the side of the upper clamping mount 282 The upper avoidance groove 2822 with the same number of installation devices and the corresponding position, the lower end of the upper avoidance groove 2822 communicates with the upper placement cavity 2821, and the upper placement cavity 2821 is used to place the upper end of the workpiece; On the positioning hole 2823, the upper positioning block 2811 is inserted in the upper positioning hole 2823, and the upper clamping mounting seat 282 is positioned; the upper side positioning hole 2824 extending toward the center from the side of the upper clamping mounting base 282 slides on the upper positioning hole 2823. An upper support 283 is installed on the seat 23, and an upper positioning block 284 with one end extending into the upper positioning hole is installed on the upper support 283. By cooperating with the upper positioning block 284 and the upper positioning hole 2824, it is prevented from clamping. The mount rotates. The upper cavity 2821 is convenient for placing workpieces that need to be welded. By setting the structure of the upper avoidance groove, on the one hand, after the upper avoidance groove communicates with the upper cavity, the welding torch can be inserted into the workpiece and the workpiece can be welded. On the one hand, the upper end structure of the avoidance groove can guide the welding torch when the workpiece moves up and down.

As shown in Fig. 3 to Fig. 5, the first driving mechanism 29 is a first air cylinder, the cylinder body of the first air cylinder is fixed between the upper connecting seat 26 and the lower connecting seat 25, and the drive shaft of the first air cylinder passes through the lower connecting seat Connect the driving base 24 , the second driving mechanism 210 is a second air cylinder, the second air cylinder passes through the through hole and is installed on the mounting plate 43 , and the piston rod of the second air cylinder is connected on the upper connecting seat 26 .

With the above structure, when the first cylinder moves, the first cylinder drives the driving seat 24 to move along the fixed guide rod, and the driving seat 24 drives the upper sliding seat 23 to move along the fixed guide rod, and the upper sliding seat 23 drives the upper clamping seat 28 Movement, the workpiece can be clamped and released through the action of the upper and lower clamping seats.

When the second cylinder moves, the second cylinder drives the upper connecting seat 26 to move along the fixed guide rod, and the upper connecting seat 26 drives the lower connecting seat 25 to move along the fixed guide rod through the cylinder body of the first cylinder, and the lower connecting seat 25 passes through The guide rod 410 drives the lower seat 22 to move, and due to the action of the first cylinder, it will drive the lower clamping seat, the upper clamping seat, the upper sliding seat, the driving seat and the workpiece to move.

On the bottom plate 41, there are more than two welding torch installation devices 211 evenly distributed on the outer circumference of the lower clamping seat; Locking screw 2114, horizontal guide seat 2115, horizontal slider 2116, horizontal locking screw 2117, welding torch lower clamping seat 2118 and welding torch upper clamping seat 2119, welding torch base 2111 is installed on the base plate 41, vertical guide seat 2112 is installed on On the welding torch base 2111, there is a vertical dovetail guide groove on the vertical guide seat 2112, the vertical slider 2113 is slidably set on the vertical dovetail guide groove, and the vertical locking screw 2114 is installed on the vertical guide seat 2112 and acts on the vertical slider On 2113, the horizontal guide seat 2115 is installed on the vertical slider 2113, the horizontal guide seat 2115 is provided with a horizontal dovetail guide groove, the horizontal slider 2116 slides on the horizontal dovetail guide groove, and the horizontal locking screw 2117 is installed on the horizontal guide on the seat and acts on the horizontal slider, the lower clamping seat 2118 of the welding torch is installed on the horizontal slider, the upper clamping seat 2119 of the welding torch is installed on the lower clamping seat 2118 of the welding torch through bolts, the lower clamping seat of the welding torch is clamped with the upper clamping of the welding torch There is a clamping space 21110 between the holders, and the clamping space 21110 is used to place a welding torch. With this structure, when the vertical locking screw is loosened, the vertical slider can slide in the vertical guide seat, thereby adjusting the up and down position of the welding torch installed on the welding torch installation device; when the horizontal locking screw is loosened, the horizontal The slide block moves on the horizontal guide seat to adjust the horizontal position of the welding torch installed on the welding torch mounting device, so the application range of welding can be enlarged through this structure.

As shown in FIG. 2 , the clamping robot 300 includes a robot 31 and a clamping hand 32 . The robot 31 is an existing robot.

As shown in Figure 2 and Figure 11, clamping hand 32 comprises motor 321, clamping fixed plate 322 and clamping device, and motor 321 is installed on the robot, and clamping fixed plate 322 is installed on the output shaft of motor 321, in clamping The two ends of the fixed plate are respectively equipped with a clamping device, the clamping device includes a double-rod cylinder 323 and a clamping arm 324, and a double-rod cylinder 323 is respectively installed at the two ends of the clamped fixed plate, and the piston rod of the double-rod cylinder A clamping arm 324 is connected to the top, a clamping block 325 is arranged on the inner side of the clamping arm, and clamping teeth are arranged on the inner side of the clamping block 325 . With this structure, when the double-rod cylinder works, it can drive the clamping arm to move, thereby realizing the clamping and releasing of the workpiece.

The working method of the welding equipment of the present embodiment is:

(1) Clamp the welding torch to the clamping space 21110.

(2) Place the workpiece to be welded on the lower clamping seat of the first welding station through one of the clamping devices of the clamping robot.

(3) Start the first cylinder of the first welding station, the first cylinder drives the driving seat, the upper slide seat and the upper clamping seat to move downward, and the upper clamping seat and the lower clamping seat clamp the parts to be welded artifact. The clamping process of the specific lift-type clamping and fixing tooling: the lower placement chamber is convenient for placing workpieces to be welded. By setting the structure of the lower avoidance groove, on the one hand, after the lower avoidance groove communicates with the lower placement chamber, the welding torch can be inserted into the The workpiece can be welded at the workpiece. On the other hand, the lower end structure of the lower avoidance groove can guide the welding torch when the workpiece moves up and down. At the same time, through the cooperation of the lower positioning hole and the lower positioning block, the positioning of the lower clamping mounting seat can be realized, and the positioning of the upper clamping mounting seat can be realized through the cooperation of the upper positioning hole and the upper positioning block. , can effectively prevent the rotation of the upper clamping mount and the lower clamping mount, ensuring the reliability of clamping.

(4) The clamping hand of the clamping robot retreats from the first welding station to clamp another workpiece to be welded, and places the workpiece to be welded to the second welder through one of the clamping devices of the clamping robot. on the lower clamping seat of the position.

(5) Start the first cylinder of the second welding station, the first cylinder drives the driving seat, the upper sliding seat and the upper clamping seat to move downward, and the upper clamping seat and the lower clamping seat clamp the parts to be welded artifact.

(6) While performing steps (4) and (5), start the welding torch of the first welding station and use the welding torch to weld the workpiece to be welded. During the welding process, start the second cylinder and pass the second The cylinder drives the lower seat, upper sliding seat, driving seat, lower connecting seat, upper connecting seat, lower clamping seat, upper clamping seat and the first cylinder to move downward, thereby driving the workpiece to be welded to move downward. The workpiece moves relative to the welding torch to realize the welding of the workpiece to be welded.

(7) The clamping hand of the clamping robot retreats from the second welding station to clamp the next workpiece to be welded and transport the next workpiece to be welded to the side of the first welding station through the clamping robot ; The second cylinder of the first welding station drives the lower seat, the upper sliding seat, the driving seat, the lower connecting seat, the upper connecting seat, the lower clamping seat, the upper clamping seat and the first cylinder to move downward, thereby driving The workpiece that has been welded on the first welding station moves downward, and then the first cylinder of the first welding station is activated to let the upper clamping seat move upwards, and then the motor drives the clamping fixed plate to rotate. Another clamping device removes the workpiece that has been welded, and then rotates the clamping plate through the motor, and uses the clamping robot to put the workpiece to be welded into the first welding station.

(8) Start the first cylinder of the first welding station, the first cylinder drives the driving seat, the upper sliding seat and the upper clamping seat to move downward, and the upper clamping seat and the lower clamping seat clamp the parts to be welded artifact.

(9) While performing steps (7) and (8), start the welding torch of the second welding station and use the welding torch to weld the workpiece to be welded. During the welding process, start the second cylinder and pass the second The cylinder drives the lower seat, upper sliding seat, driving seat, lower connecting seat, upper connecting seat, lower clamping seat, upper clamping seat and the first cylinder to move downward, thereby driving the workpiece to be welded to move downward. The workpiece moves relative to the welding torch to realize the welding of the workpiece to be welded.

(10) The clamping hand of the clamping robot returns from the first welding station, places the welded workpiece removed from the first welding station, and then clamps the next one that needs to be clamped by the clamping robot. The welded workpiece is transported to the side of the second welding station by the clamping robot; the second cylinder of the second welding station drives the lower seat, upper sliding seat, driving seat, lower The connection seat, the upper connection seat, the lower clamping seat, the upper clamping seat and the first cylinder move upwards, thereby driving the welded workpieces on the second welding station to move upwards, and then start the second welding station The first cylinder makes the upper clamping seat move upwards, and then the motor drives the clamping fixed plate to rotate, and another clamping device removes the welded workpiece, and then the motor rotates to clamp the fixed plate. The robot puts the workpiece to be welded into the second welding station.

(11) Start the first cylinder of the second welding station, the first cylinder drives the driving seat, the upper sliding seat and the upper clamping seat to move downward, and the upper clamping seat and the lower clamping seat clamp the parts to be welded artifact.

(12) While performing steps (10) and (11), start the welding torch of the first welding station and use the welding torch to weld the workpiece to be welded. During the welding process, start the second cylinder to pass through the second The cylinder drives the lower seat, upper sliding seat, driving seat, lower connecting seat, upper connecting seat, lower clamping seat, upper clamping seat and the first cylinder to move downward, thereby driving the workpiece to be welded to move downward. The workpiece moves relative to the welding torch to realize the welding of the workpiece to be welded.

(13) Place the welded workpiece removed from the second welding station by the clamping robot.

(14) Repeat steps (7) to (13) until the welding of the workpiece to be welded is completed.

The above-mentioned welding equipment adopts the lifting type clamping and fixing tooling, installs the welding torch and the workpiece to be welded on the same welding station, and uses the workpiece to move up and down relative to the welding torch to achieve welding, ensuring the reliability of clamping and fixing and welding Under the premise of high efficiency, the welding precision can be further improved. During the welding process, using the clamping robot to clamp the workpiece to be welded and switching between the two welding stations is the above-mentioned working method. Therefore, the welding efficiency can be further improved.

Claims (10)

1. A lift-type clamping and fixing tool for welding equipment, characterized in that it includes a welding station frame, a lower seat, an upper slide seat, a drive seat, a lower connection seat, an upper connection seat, a lower clamping seat, and an upper clamp Holder, first driving mechanism and welding torch installation device; a fixed guide rod is installed on the welding station frame, the sliding seat is slidably installed on the fixed guide rod, and a guide rod parallel to the fixed guide rod is installed on the sliding seat , the upper sliding seat is slidably installed on the fixed guide rod, the upper sliding seat is located above the lower seat, the driving seat is slidably installed on the fixed guide rod, the driving seat is connected with the upper sliding seat, and the lower connecting seat is slidably installed on the fixed guide The upper and lower connecting seats are fixed on the upper end of the guide rod, the lower connecting seat is located above the driving seat, the upper connecting seat is slidably connected to the fixed guide rod, the upper connecting seat is located above the lower connecting seat, and the lower clamping seat is installed on the On the top surface of the lower seat, the upper clamping seat is installed on the bottom surface of the upper sliding seat, the first driving mechanism is fixed between the upper connecting seat and the lower connecting seat, the driving shaft of the first driving mechanism is connected to the driving seat, and the second driving The mechanism is installed between the upper connecting seat and the frame of the welding station. On the frame of the welding station, there are more than two welding gun installation devices evenly distributed on the outer circumference of the lower holding seat; the lower holding seat includes the lower holding base And the lower clamping mounting seat, the lower clamping base is installed on the sliding seat, the lower clamping mounting base is installed on the lower clamping base, there is a lower placement cavity extending from the top to the middle on the lower clamping mounting base, and the lower clamping installation The side of the seat is provided with the same number of welding torch installation devices and the corresponding position of the lower avoidance groove, the upper end of the lower avoidance groove communicates with the lower placement cavity; the lower positioning hole extending up and down is provided on the lower clamping mounting base, and the lower clamping base A lower positioning block extending into the lower positioning hole is installed; a lower positioning hole extending from the side of the lower clamping mounting seat to the center, a lower bracket is installed on the sliding seat, and one end is installed on the lower bracket to extend into the lower positioning hole. For the lower side positioning block of the side positioning hole, the upper holding seat is provided with an upper avoiding groove corresponding to the lower avoiding groove, the upper holding seat is provided with an upper placing cavity corresponding to the lower placing cavity, and the upper holding seat is provided with a The upper positioning hole and the upper positioning block installed in the upper positioning hole. 2. The lift-type clamping and fixing tool for welding equipment according to claim 1, characterized in that: the welding station frame includes a bottom plate, a lower vertical plate, a mounting plate and an upper vertical plate, and at both ends of the bottom plate The lower vertical plates are respectively installed, the mounting plates are installed on the upper ends of the two lower vertical plates, and the upper vertical plates are respectively installed on the two ends of the mounting plates; the welding torch installation device is installed on the bottom plate. 3 . The lift-type clamping and fixing tool for welding equipment according to claim 1 , further comprising a second driving mechanism installed between the upper connection seat and the cutting station frame. 4 . 4. The lift-type clamping and fixing tool for welding equipment according to claim 1, characterized in that: the welding equipment includes a frame, and the lifting-type clamping and fixing tool is installed side by side on the frame; the welding station frame is installed on rack. 5. The lift-type clamping and fixing tool for welding equipment according to claim 4, characterized in that: the welding equipment also includes a clamping robot, which is installed on one side of the frame, and the clamping robot includes a robot and the clamping hand; the clamping hand includes a motor, a clamping fixed plate and a clamping device, the motor is installed on the robot, the clamping fixed plate is installed on the output shaft of the motor, and clamps are respectively installed at both ends of the clamping fixed plate holding device. 6. The lift-type clamping and fixing tool for welding equipment according to claim 1, wherein the upper clamping seat includes an upper clamping base and an upper clamping installation seat, and the upper clamping base is installed on the upper sliding seat, The upper clamping mounting base is installed on the upper clamping base, and there is an upper placement cavity extending from the bottom to the middle on the upper clamping mounting base, and the welding torch mounting devices are installed on the side of the upper clamping mounting base. The number is the same and the position is corresponding. The upper avoidance groove, the lower end of the upper avoidance groove communicates with the upper placement cavity. 7. The lift-type clamping and fixing tool for welding equipment according to claim 6, characterized in that: an upper guide groove corresponding to and communicating with the upper and lower positions of the upper avoidance groove is provided on the side of the upper clamping base. 8. The lift-type clamping and fixing tool for welding equipment according to claim 6, characterized in that: an upper positioning hole extending up and down is provided on the upper clamping mounting base, and an upper positioning hole extending into the upper clamping base is installed on the upper clamping base. The upper positioning block in the upper positioning hole; the upper positioning hole extending from the side of the upper clamping mounting seat to the center, the upper bracket is installed on the upper sliding seat, and one end is installed on the upper bracket to extend into the upper side for positioning Position block on the upper side of the hole. 9. The lift-type clamping and fixing tool for welding equipment according to claim 3, characterized in that: the first driving mechanism is a first cylinder, and the second driving mechanism is a second cylinder; the clamping device It includes a double-rod cylinder and a clamping arm. A double-rod cylinder is installed at both ends of the clamping fixed plate, a clamping arm is connected to the piston rod of the double-rod cylinder, and a clamping block is arranged inside the clamping arm. 10. The lift-type clamping and fixing tool for welding equipment according to claim 1, characterized in that: the welding torch installation device includes a welding torch base, a vertical guide seat, a vertical slider, a vertical locking screw, a horizontal guide seat, and a horizontal slider , the horizontal locking screw, the lower clamping seat of the welding torch and the upper clamping seat of the welding torch, the base of the welding torch is installed on the frame of the welding station, the vertical guide seat is installed on the base of the welding gun, and a vertical dovetail guide groove is arranged on the vertical guide seat. The vertical slider slides on the vertical dovetail guide groove, the vertical locking screw is installed on the vertical guide seat and acts on the vertical slider, the horizontal guide seat is installed on the vertical slider, and the horizontal guide seat is equipped with a horizontal dovetail guide The horizontal slider slides on the horizontal dovetail guide groove, the horizontal locking screw is installed on the horizontal guide seat and acts on the horizontal slider, the lower clamping seat of the welding torch is installed on the horizontal slider, and the upper clamping seat of the welding torch It is installed on the lower clamping seat of the welding torch through bolts, and there is a clamping space between the lower clamping seat of the welding torch and the upper clamping seat of the welding torch.