CN207547956U - A kind of pre-buried channel flow robot welding system - Google Patents

Abstract

The utility model relates to an automatic welding system for a pre-buried channel, which comprises a bolt transmission mechanism, a transfer mechanism located at the output end of the bolt transmission mechanism, a welding mechanism located at the end of the transmission mechanism, and a welding mechanism located at the end of the welding mechanism. The channel steel conveying mechanism on the side and the collecting mechanism at one end of the welding mechanism. The technical scheme of the utility model, when welding the channel steel and the anchor rod, uses the channel steel conveying mechanism to convey the channel steel to the welding mechanism; The anchor rod is transferred to the welding mechanism. After the channel steel and the anchor rod are welded, the collecting mechanism automatically collects the welded finished workpieces, and then the next workpiece is welded, thus realizing the automatic welding operation of the channel steel and the anchor rod. The workload of welding workers is reduced, and because the entire welding process is mechanically operated, it improves the stability of welding quality.

Description

A pre-buried channel automatic welding system

technical field

The utility model relates to a metal welding tool, in particular to an automatic welding system for a pre-embedded channel.

Background technique

Welding is a manufacturing process and technology that uses heat, high temperature or high pressure to join metal or other thermoplastic materials such as plastics.

Channel steel is a long strip of steel, which is a carbon structural steel for construction and machinery. It is mainly used in building structures, curtain wall engineering, mechanical equipment and vehicle manufacturing. In actual engineering, it is often necessary to weld anchor rods on the surface of channel steel. The anchor rods are I-shaped. The finished product after welding is generally called a pre-embedded channel. The pre-embedded channel is pre-buried in the building to facilitate subsequent fixation with other structures. . The current welding technology is usually to manually place the anchor rod on the surface of the channel steel to be welded, and then artificially weld the two together. However, this welding method not only has low work efficiency and high labor intensity, but also, because the welding position of the anchor rod and the channel steel is subjectively judged by the welder, it is easy to cause the welding position to shift, and the manual welding is likely to cause poor welding quality. unstable situation.

Utility model content

The purpose of this utility model is to provide an automatic welding system for pre-buried channels, which can realize the automatic welding operation of channel steel and anchor rods, thereby reducing the labor intensity of welders and ensuring the stability of welding quality.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

An automatic welding system for pre-buried channels, including a welding plate arranged on a workbench, a channel steel conveying mechanism arranged on one side of the welding plate for sending channel steel to the welding plate, and a channel steel conveying mechanism located on the other side of the welding plate The anchor conveying mechanism is used to send the anchor to the top of the channel steel and compress it; it also includes a collection mechanism for outputting the welded pre-buried channel from the welding plate, and the side of the welding table is equipped with channel steel and anchor A welding mechanism in which the rods are welded together.

By adopting the above-mentioned technical scheme, when the channel steel and the anchor rod are welded, the channel steel conveying mechanism is used to convey the channel steel to the welding plate. At the same time, the anchor rod conveying mechanism conveys the anchor rod to the welding plate and compresses it. The channel steel and the anchor rod are welded, and the collection mechanism automatically collects the welded pre-buried channel, and then the next workpiece is welded, thereby realizing the automatic welding operation of the channel steel and the anchor rod, reducing the work of the welder Quantity, and, because the whole welding process is mechanical operation, it improves the stability of welding quality.

Further, the channel steel conveying mechanism includes two oppositely arranged U-shaped clips, and a first cylinder arranged on one side of the two U-shaped clips, the two U-shaped clips are vertically arranged, The openings are opposite, and the two ends of the channel steel are embedded in the grooves of the two U-shaped clamps. On the side of the two U-shaped clamps away from the first cylinder, close to the U-shaped clamps There is a channel steel sliding outlet at the bottom, the first cylinder drives the channel steel to move, and a first slide rail is provided between the welding plate and the U-shaped clamping plate.

By adopting the above technical scheme, multiple channel steels are stacked and embedded in the two U-shaped clamping plates, and the channel steels are driven to move by the first cylinder, thereby pushing the lowermost channel steel away from the first cylinder, and the lowermost channel steel is pushed away from the first cylinder. The channel steel slides out from the channel steel sliding outlet, thereby breaking away from the restriction of the two U-shaped clamping plates, and then the channel steel can be moved to the welding mechanism for subsequent operations.

Further, the welding mechanism includes a welding robot arranged on one side of the welding plate.

By adopting the above technical scheme, after the first cylinder pushes the channel steel out of the U-shaped clamping plate, it continues to push it to move along the slide rail, and further slides to the welding plate, and waits for the anchor rod to be transported to the welding mechanism. The robot welds the channel steel to the anchor rod.

Further, the anchor rod transmission mechanism includes a conveyor belt and a transfer mechanism located at the output end of the conveyor belt, and an inverted T-shaped conveying track matched with the anchor rod is arranged above the conveyor belt.

By adopting the above-mentioned technical solution, the anchor rod is partially embedded in the inverted T-shaped conveying track, and maintains an upright conveying state, so that the subsequent transfer mechanism can conveniently take out the anchor rod from the output end of the anchor rod transfer mechanism for subsequent welding operations.

Further, the transfer mechanism includes a rotary cylinder arranged at the output end of the anchor rod transmission mechanism, a sixth cylinder arranged on the top of the rotary cylinder, a jaw cylinder located on the side of the sixth cylinder and driving the The fourth cylinder that rotates the cylinder and the jaw cylinder moves toward the welding plate.

By adopting the above technical scheme, the sixth cylinder drives the jaw cylinder to move to the output end of the conveyor belt. After the jaw cylinder clamps the anchor rod from the anchor rod transmission mechanism, under the action of the rotating cylinder, the direction of the jaw cylinder is adjusted to make the anchor The rod faces the direction of the welding plate, and then the fourth cylinder drives the rotary cylinder, which drives the jaw cylinder and the anchor rod to move towards the welding plate, so that the anchor rod is transferred to the welding mechanism, and then the channel steel and the anchor rod are welded and connected by the welding robot.

Further, the welding plate is slidably connected with the workbench, and slides along the length direction of the welding plate, and the collection mechanism includes a screw located at the bottom of the welding plate and arranged along the length direction of the welding plate , the screw is driven by a motor, the screw is screwed to the bottom of the welding plate, a second cylinder is provided on one side of the screw, and a collecting plate is provided on the opposite side.

By adopting the above technical scheme, the welding plate and the support plate are slidingly connected, and the screw is connected to the screw at the bottom. In this way, the motor drives the screw to rotate, which can drive the welding plate to move, thereby driving the finished workpiece after welding to move. After that, use the first The two cylinders push the finished workpiece to the collecting plate to realize the automatic collection of the finished workpiece.

Further, the side of the welding plate away from the first slide rail is provided with a first baffle, one end of the welding plate is provided with a second baffle, and the other end is slidably provided with a third baffle, and the third The baffle slides along the length direction of the welding plate, and the third baffle is driven by a third air cylinder arranged at the end of the welding plate away from the second baffle.

By adopting the above technical scheme, the first baffle plate can prevent the first cylinder from pushing the channel steel to the welding plate, and then continue to move, so that the channel steel is separated from the welding plate; after the channel steel slides to the welding plate, the third cylinder pushes the The third baffle plate moves towards the second baffle plate, and the third baffle plate closely contacts the channel steel between the second baffle plate and the third baffle plate, thereby fixing the relative position of the channel steel and the welding plate to facilitate subsequent welding The robot welds the channel steel and the anchor rod.

Further, the end of the first cylinder is provided with a U-shaped slide plate, the first cylinder is placed in the U-shaped groove of the U-shaped slide plate, and the piston rod of the first cylinder is connected to the U-shaped slide plate. The horizontal plate is connected, and the top surface of the U-shaped slide plate is not higher than the top surface of the channel steel sliding outlet.

By adopting the above-mentioned technical scheme, after the lowermost channel steel in the two U-shaped clamping plates is pushed out of the U-shaped clamping plate, the U-shaped sliding plate can prevent the upper channel steel from falling under the action of gravity and be embedded in the piston of the first cylinder. The top surface of the rod affects its return stroke, and then affects the first cylinder to push the follow-up channel steel to move, resulting in the failure of follow-up work.

Further, both sides of the first slide rail are provided with limiting plates, one end of the limiting plate is connected to the outer side wall of the channel steel slide outlet, and the other end is connected to the side wall of the welding plate away from the first baffle plate. The side walls are in contact with each other, and the limiting plate is arranged vertically to the channel steel.

By adopting the above technical scheme, the first cylinder pushes the channel steel to slide out from the channel steel slide outlet, and then slides to the welding plate along the first slide rail, and the limit plate can prevent the channel steel from moving along the first slide rail. The direction is deflected, so as to ensure that the channel steel can slide smoothly to the welding plate.

Further, the output end of the conveyor belt is movably provided with a fifth baffle, and the fifth baffle is driven by a fifth air cylinder arranged on the side wall of the conveyor belt.

By adopting the above technical scheme, under normal conditions, the fifth baffle abuts against the output port of the output end of the bolt transmission mechanism, preventing the bolt on the conveyor belt from slipping from the output port. When the bolt needs to be transferred to the transfer mechanism, the fifth cylinder The fifth baffle plate is driven to disengage from the output end, so that the transfer mechanism is convenient for the bolt to be removed from the conveyor belt.

In summary, the utility model has the following beneficial effects:

1. By setting two oppositely placed U-shaped clamping plates, and setting up a channel steel sliding outlet on the side of the U-shaped clamping plate close to the welding mechanism and near the bottom of the U-shaped clamping plate, the side away from the channel steel sliding outlet can be used The first cylinder pushes multiple channel steels placed in the U-shaped clamping plate to the welding mechanism one by one to realize the automatic and orderly delivery of channel steels;

2. Set the welding plate on the support plate by sliding, and set the threaded screw at the bottom, and then drive the screw to move through the motor, and then use the second cylinder to move the finished product on the welding plate The workpieces are pushed onto the collecting plate, thus realizing the automatic collection of finished workpieces.

Description of drawings

Fig. 1 is a top view of the overall structure of a pre-buried channel automatic welding system;

Fig. 2 is a schematic diagram of the overall structure of a pre-buried channel automatic welding system;

Fig. 3 is a partial structural schematic diagram of an automatic welding system for embedded channels, which is mainly used to show the positional relationship between the channel steel conveying mechanism and the welding mechanism;

Figure 4 is a partial structural schematic diagram of an automatic welding system for embedded channels, which is mainly used to show the positional relationship between the U-shaped slide plate and the channel steel;

Fig. 5 is a transverse sectional view of a conveyor belt and a Z-shaped baffle;

Fig. 6 is a partial structural schematic diagram of an automatic welding system for embedded channels, which is mainly used to show the positional relationship between the bolt transmission mechanism and the transfer mechanism;

Fig. 7 is a cross-sectional view of the collection mechanism, which is mainly used to show the connection mode between the screw rod and the welding plate.

In the figure: 0, workbench; 01, channel steel; 02, anchor rod; 1, anchor rod transmission mechanism; 11, conveyor belt; 12, Z-shaped baffle; 13, fifth baffle; 14, fifth cylinder; 2 , transfer mechanism; 21, rotary cylinder; 22, gripper cylinder; 221, gripper arm; 23, second slide rail; 24, fourth cylinder; 25, sliding plate; 26, sixth cylinder; 3, welding mechanism ; 30, welding plate; 31, the first baffle; 32, the second baffle; 33, the third baffle; 34, the third cylinder; 35, connecting plate; 36, the first slide rail; 37, welding robot; 38, limit plate; 4, channel steel conveying mechanism; 41, U-shaped clamping plate; 411, channel steel sliding outlet; 42, U-shaped slide plate; 43, first cylinder; 5, collection mechanism; 51, screw rod; 52, Support plate; 53, motor; 54, screw protection plate; 55, second cylinder; 56, thrust plate; 57, collecting plate; 58, block.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Example:

A pre-buried channel automatic welding system, referring to Figure 1, a welding plate 30 installed on the workbench 0, a bolt transmission mechanism 1 located on one side of the welding plate 30, and a channel steel conveying mechanism located on the other side of the welding plate 30 4 and a collection mechanism 5 located at one end of the welding plate 30. One end of the welding plate 30 is provided with a welding mechanism 3, and the welding mechanism 3 includes a welding robot 37, and the welding robot 37 is a well-known technique for those skilled in the art. When the channel steel 01 and the anchor rod 02 are automatically welded, the channel steel 01 is conveyed to the welding plate 30 through the channel steel conveying mechanism 4, and the anchor rod 02 is conveyed to the channel steel on the welding plate through the anchor rod conveying mechanism 1, The channel steel 01 and the anchor rod 02 are welded and connected by the welding robot 37 , and finally the finished workpiece after welding is automatically collected by the collection mechanism 5 .

Referring to Fig. 2 and Fig. 3, the channel steel conveying mechanism 4 includes two U-shaped clamping plates 41 arranged oppositely. The two U-shaped clamping plates 41 are arranged vertically, and their openings are opposite. In the groove of the U-shaped clamping plate 41, a channel steel sliding outlet 411 is provided on one side of the two U-shaped clamping plates 41 near the bottom thereof. The channel steel sliding outlet 411 is used for sliding in the two U-shaped clamping plates 41 and the channel steel 01 located at the bottom of the U-shaped clamping plates 41 to slide out.

Referring to Fig. 3 and Fig. 4, a U-shaped slide plate 42 is provided for sliding on the side of the two U-shaped clamping plates 41 away from the channel steel sliding outlet 411, and the opening of the U-shaped slide plate 42 faces away from the direction of the channel steel 01. The U-shaped groove of 42 is provided with the first cylinder 43 that drives the U-shaped slide plate 42 to slide, the piston rod of the first cylinder 43 is connected with the horizontal plate of the U-shaped slide plate 42, and the two arms of the U-shaped slide plate 42 are located on the first On both sides of the cylinder 43, the top surface of the U-shaped slide plate 42 is not higher than the top surface of the lowermost channel steel 01.

With reference to Fig. 2 and Fig. 3, between welding plate 30 and two U-shaped clamping plates 41, be provided with the first slide rail 36 that facilitates channel steel 01 to slide on the welding plate 30 from channel steel sliding outlet 411, in two grooves The outer sidewall of the steel sliding outlet 411 is connected with the limiting plate 38, and one end of the limiting plate 38 is connected with the outer sidewall of the channel steel sliding outlet 411, and the other end abuts against the side wall of the welding plate 30, and the limiting plate 38 is arranged vertically to the channel steel 01. A plurality of channel steel 01 are stacked and embedded in two U-shaped clamping plates 41, and the first cylinder 43 drives the U-shaped sliding plate 42 to move toward the direction of the channel steel 01, thereby pushing the lowermost channel steel 01 away from the U-shaped sliding plate 42 , the channel steel 01 located at the bottom slides out from the channel steel sliding outlet 411 , thereby breaking away from the restriction of the two U-shaped clamping plates 41 , and then slides along the first slide rail 36 toward the welding plate 30 . The limiting plate 38 can prevent the channel steel 01 from deflecting in the moving direction during the movement along the first slide rail 36 , thereby ensuring that the channel steel 01 can slide onto the welding plate 30 smoothly. When the first cylinder 43 pushes the channel steel 01 located at the bottom to move out of the U-shaped clamping plate 41, the two arms of the U-shaped slide plate 42 can prevent the upper channel steel 01 from falling under the action of gravity and be embedded in the first cylinder 43. The top surface of the piston rod affects its return stroke, and then affects the first cylinder 43 to push the follow-up channel steel 01 to move, causing follow-up work to fail.

Referring to FIGS. 2 and 3 , the welding mechanism 3 includes a welding robot 37 installed on one side of the welding plate 30 . The side of the welding plate 30 away from the channel steel 01 is fixedly connected with a first baffle 31 , and the first baffle 31 is used to limit the channel steel 01 to continue moving after sliding onto the welding plate 30 . One end of the welding plate 30 is fixedly connected with a second baffle 32, and the other end is slidably connected with a third baffle 33. The third baffle 33 is provided with a third cylinder 34 on the side away from the second baffle 32. The third cylinder 34 It is fixedly installed at the end of the welding plate 30 and drives the third baffle plate 33 to slide along the length direction of the welding plate 30 . After the first cylinder 43 pushes the channel steel 01 to move onto the welding plate 30, one side of the channel steel 01 abuts against the first baffle plate 31, and the third cylinder 34 drives the third baffle plate 33 to slide, thereby tightly pressing the channel steel 01 Connected between the second baffle plate 32 and the third baffle plate 33, so that the relative position of the channel steel 01 and the welding plate 30 is fixed, and after the anchor rod 02 is transferred to the position that needs to be welded with the channel steel 01, the welding robot 37 connect the two by welding.

Referring to FIG. 2 and FIG. 6 , the bolt transmission mechanism 1 includes a transmission belt 11 and a transmission mechanism 2 located at the output end of the transmission belt 11 . Z-shaped baffles 12 are oppositely arranged on both sides of the conveyor belt 11. The conveyor belt 11 and the two Z-shaped baffles 12 form an inverted T-shaped conveying track. Keep upright under the restriction of Z-shaped baffle plate 12. 2 and 6, a fifth baffle 13 is movably connected to the output end of the bolt transmission mechanism 1, and a fifth cylinder 14 is installed on the side wall of the output end, and the fifth cylinder 14 is used to drive the fifth baffle 13 along the anchor. Rod 02 slides in the moving direction. Under normal conditions, the fifth baffle plate 13 abuts against the output port of the output end of the anchor rod transmission mechanism 1 to prevent the anchor rod 02 on the conveyor belt 11 from slipping from the output port. When the anchor rod 02 needs to be transferred to the transfer mechanism 2, the fifth cylinder 14 drives the fifth baffle 13 to move away from the conveyor belt 11, so that the transfer mechanism 2 can move the anchor rod 02 out of the conveyor belt 11.

With reference to Fig. 2 and Fig. 6, transfer mechanism 2 comprises rotary cylinder 21, the sixth cylinder 26 that is installed on the top of rotary cylinder 21, the jaw cylinder 22 that is positioned at the piston rod side of sixth cylinder 26, the two clips of jaw cylinder 22 The opposite side of the claw is threaded. The bottom of the rotary cylinder 21 is connected with a sliding plate 25 , which slides and is arranged on two second slide rails 23 , one end of the second slide rail 23 is located at the output end of the conveyor belt 11 , and the other end points to the direction of the welding plate 30 . On one side of the second slide rail 23, a fourth cylinder 24 is arranged parallel to the second slide rail 23, the piston rod of the fourth cylinder 24 is connected with the sliding plate 25, and the fourth cylinder 24 drives the sliding plate 25 to drive the rotating cylinder 21 And the jaw cylinder 22 moves toward the welding plate 30 along the second slide rail 23. The sixth cylinder 26 drives the jaw cylinder 22 to move towards the output end of the conveyor belt 11, the jaw cylinder 22 drives the jaw arm 221 to clamp the anchor rod 02 from the end of the conveyor belt 11, and the rotating cylinder 21 adjusts the direction of the jaw cylinder 22, so that The anchor rod 02 faces toward the welding plate 30 , and the fourth air cylinder 24 drives the sliding plate 25 to move toward the welding plate 30 . Thereby, the anchor rod 02 is transferred to the welding mechanism 3 , placed on the part that needs to be welded and connected with the channel steel 01 and pressed tightly, and then the two are welded and connected by the welding robot 37 . The opposite sides of the two jaws are embossed, which can make the jaw arm 221 more stable when clamping the anchor rod 02, and prevent the anchor rod 02 from sliding between the two jaw arms 221, resulting in subsequent placement of the anchor rod 02 on the When the channel steel 01 is on, the relative position to the channel steel 01 is deflected, which affects the welding quality.

With reference to Fig. 3, support plates 52 are fixedly arranged on both sides of the bottom of the welding plate 30, the bottom surface of the welding plate 30 is slidingly connected with the top surface of the support plate 52, and can slide along the length direction of the support plate 52, and one end of the support plate 52 exceeds the welding plate 30 , and its excess length is not less than the length of the welded plate 30 . With reference to Fig. 2 and Fig. 7, collection mechanism 5 comprises the screw rod 51 that is arranged on the bottom of welding plate 30 and is arranged along the length direction of welding plate 30, and screw rod 51 is placed between two support plates 52, and is equal to the length of support plate 52, The end of the screw 51 beyond the end of the welding plate 30 is connected with a motor 53 to drive it to rotate. The bottom of the welding plate 30 and the end away from the motor 53 are fixedly connected with a connecting plate 35 , the connecting plate 35 is perpendicular to the welding plate 30 , and the screw rod 51 passes through the connecting plate 35 and is threadedly connected with the connecting plate 35 . The top surfaces of the two support plates 52 beyond the welding plate 30 are fixedly connected with a screw protection plate 54 , so as to prevent welding slag generated during welding from adhering to the screw 51 and affecting the use of the screw 51 . Referring to Fig. 2, Fig. 3 and Fig. 4, a second air cylinder 55 is provided on the side of the support plate 52 beyond the welding plate 30 part, and the end of the piston rod of the second air cylinder 55 is connected with a thrust plate 56, and the second air cylinder 55 The pushing plate 56 is driven to move along the direction vertical to the supporting plate 52 . On the side of the supporting plate 52 away from the second cylinder 55, two collecting plates 57 are fixedly connected to the outer wall of the supporting plate 52. The two collecting plates 57 are arranged vertically to the length direction of the supporting plate 52, and one end away from the supporting plate 52 is fixedly connected. There is a stopper 58 . After the welding robot 37 has welded the channel steel 01 and the anchor rod 02, the motor 53 drives the screw rod 51 to rotate, so that the welded plate 30 drives the welded finished workpiece to slide along the support plate 52 to the direction of the motor 53; when the welded plate 30 slides When moving to the end of the support plate 52 close to the motor 53, the third cylinder 34 drives the third baffle plate 33 to slide in a direction away from the second baffle plate 32, so that the second cylinder 55 drives the push plate 56 to move, and the channel steel 01 can be moved. Push away from the welding plate 30 to the collecting plate 57, the stopper 58 at the collecting plate 57 end can prevent the channel steel 01 from slipping on the collecting plate 57, and slide off from the end of the collecting plate 57; 53 under the driving of the original path back, so that the welding of the next workpiece.

Working principle: When welding the channel steel 01 and the anchor rod 02, place the channel steel 01 in the grooves of the two U-shaped clamping plates 41 in turn, start the first cylinder 43, and the first cylinder 43 pushes the U-shaped slide plate 42 to move , so that the channel steel 01 is pushed out from the grooves of the two U-shaped clamping plates 41, and further pushed onto the welding plate 30; at the same time, the anchor rod transmission mechanism 1 transmits the anchor rod 02 to an end close to the transfer mechanism 2, After the jaw cylinder 22 clamps the anchor rod 02, it rotates under the action of the rotating cylinder 21, so that the anchor rod 02 faces the direction of the welding plate 30. After that, the fourth cylinder 24 drives the sliding plate 25 to move, driving the rotating cylinder 21 and the gripper. The claw cylinder 22 moves toward the welding plate 30, and the anchor rod 02 is transferred to the top surface of the channel steel 01 waiting to be welded on the welding plate 30, and then the welding robot 37 welds the two; after the welding is completed, the first cylinder 43 , the fourth cylinder 24, the jaw cylinder 22 and the rotary cylinder 21 all return to the original state, waiting for the next workpiece to be operated. At this time, the motor 53 is started, driving the welding plate 30 and the finished workpiece after welding to approach the motor 53 direction , subsequently, the third cylinder 34 is restored to its original state, and the abutting effect on the channel steel 01 is released, the second cylinder 55 is started, and the pushing plate 56 is driven to move, and the finished workpiece is pushed onto the collecting plate 57 by using the pushing plate 56, and the first The second cylinder 55 returns to the original state, and the motor 53 drives the welding plate 30 again to slide along the support plate 52 to an end away from the motor 53, thereby completing a complete workpiece welding process, and the subsequent welding repeats this welding process.

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (10)

1. An automatic welding system for pre-embedded channels, characterized in that: it includes a welding plate (30) arranged on the workbench (0), and is arranged on one side of the welding plate (30) for channel steel (01) Send to the channel steel conveying mechanism (4) on the welding plate (30), and the anchor conveying mechanism (4) located on the other side of the welding plate (30) is used to send the anchor rod (02) to the top of the channel steel (01) and compress it Mechanism (1); also includes a collection mechanism (5) that outputs the welded pre-buried channel from the welding plate (30), the side of the welding plate (30) is equipped with channel steel (01) and anchor rod ( 02) Welding mechanism (3) welded together. 2. An automatic welding system for embedded channels according to claim 1, characterized in that: the channel steel conveying mechanism (4) includes two oppositely arranged U-shaped clamping plates (41), and The two U-shaped clips (41) are away from the first cylinder (43) on the side of the welding plate (30), the two U-shaped clips (41) are vertically arranged, and the openings are opposite, and the channel steel ( 01) Sliding at both ends is set in the grooves of the two U-shaped clamps (41), and a channel steel sliding outlet (411) is opened at the bottom of the two U-shaped clamps (41). A first slide rail (36) is provided between the welding plate (30) and the U-shaped clamping plate (41). 3. An automatic welding system for embedded channels according to claim 1 or 2, characterized in that: the welding mechanism (3) includes a welding robot (37) arranged on one side of the welding plate (30) . 4. An automatic welding system for pre-buried channels according to claim 1, characterized in that: the bolt transmission mechanism (1) includes a conveyor belt (11) and a transfer mechanism (2) located at the output end of the conveyor belt (11) , above the conveyor belt (11), there is an inverted T-shaped conveying track matched with the anchor rod (02). 5. An automatic welding system for embedded channels according to claim 4, characterized in that: the transfer mechanism (2) includes a rotary cylinder ( 21), the sixth cylinder (26) arranged on the top of the rotary cylinder (21), the gripper cylinder (22) on the side of the sixth cylinder (26) and the drive of the rotary cylinder (21), the sixth cylinder (26) and the fourth cylinder (24) that the jaw cylinder (22) moves toward the welding plate (30). 6. An automatic welding system for embedded channels according to claim 1 or 5, characterized in that: the welding plate (30) is slidingly connected with the worktable (0), and along the welding plate (30) sliding in the length direction, the collection mechanism (5) includes a screw (51) located at the bottom of the welding plate (30) and arranged along the length direction of the welding plate (30), the screw (51) Driven by a motor (53), the screw (51) is screwed to the bottom of the welding plate (30), a second cylinder (55) is provided on one side of the screw (51), and a collecting plate is provided on the opposite side (57). 7. An automatic welding system for embedded channels according to claim 2, characterized in that: the side of the welding plate (30) away from the first slide rail (36) is provided with a first baffle ( 31), one end of the welding plate (30) is provided with a second baffle (32), and the other end is slidingly provided with a third baffle (33), and the third baffle (33) is ) slides in the longitudinal direction, and the third baffle (33) is driven by a third cylinder (34) arranged at the end of the welding plate (30) away from the second baffle (32). 8. An automatic welding system for embedded channels according to claim 2, characterized in that: a U-shaped slide plate (42) is provided at the end of the first cylinder (43), and the first cylinder (43) ) placed in the U-shaped groove of the U-shaped slide (42), the piston rod of the first cylinder (43) is connected with the cross plate of the U-shaped slide (42), and the U-shaped slide (42) The top surface is not higher than the top surface of the channel steel sliding outlet (411). 9. An automatic welding system for embedded channels according to claim 7, characterized in that: limit plates (38) are provided on both sides of the first slide rail (36), and the limit plates (38 ) one end is connected to the outer side wall of the channel steel sliding outlet (411), the other end is in contact with the side wall of the welding plate (30) away from the first baffle plate (31), and the limiting plate (38 ) perpendicular to the channel (01) set. 10. An automatic welding system for embedded channels according to claim 4, characterized in that: the output end of the conveyor belt (11) is movable with a fifth baffle (13), and the fifth baffle (13) ) is driven by the fifth air cylinder (14) arranged on the side wall of the conveyor belt (11).