Automatic fence welding equipment

Abstract

The invention discloses automatic fence welding equipment, and relates to the technical field of fence machining, the automatic fence welding equipment comprises an operation table and a mechanical adjusting arm, the adjusting end of the mechanical adjusting arm is fixedly connected with a rack, one side of the rack is fixedly connected with a welding gun body, and the side, away from the welding gun body, of the rack is fixedly connected with an unfolding rail; an unfolding sliding block is slidably connected into the unfolding rail. According to the automatic fence welding equipment, after welding operation between a main frame and a handrail is conducted, a second hydraulic cylinder is adjusted to drive a cooling and polishing integrated mechanism to move to a weld joint along with movement of a welding gun body to a next welding point, a cooling air cylinder directly faces the sunken position of the weld joint, an air compressor guides compressed air into the sunken position of the weld joint, and the welding gun body moves to the next welding point; the welding seam is cooled through compressed gas, meanwhile, the driving motor drives the grinding block to grind the periphery of the welding seam, cooling and grinding integrated operation is achieved, and the effect that the welding seam is excessively damaged due to grinding caused by high-temperature softness is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of fence processing, and in particular to automatic fence welding equipment. Background Art

[0002] Fences are widely used in daily production and life, including garden fences, highway fences, municipal fences, etc. They are generally between 0.5 and 2 meters in height and have various shapes. They are generally installed for decoration and simple protection. For some fences with high protective performance, the main frame and railings are generally connected by welding.

[0003] During the use of existing automatic fence welding equipment, after welding the fence with a welding gun, the weld needs to be polished. However, the temperature of the weld just after welding is relatively high, and direct polishing can easily cause excessive polishing at the weld, resulting in damage to the weld and reducing the fence welding effect. Summary of the invention

[0004] The present invention discloses an automatic fence welding device, aiming to solve the technical problem that in the use of the existing automatic fence welding device, after welding the fence with a welding gun, the weld needs to be polished, however, the temperature of the weld just after welding is relatively high, and direct polishing thereof is likely to cause excessive polishing at the weld, resulting in damage to the weld and reducing the welding effect of the fence.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A fence automatic welding equipment comprises an operating table and a mechanical adjustment arm, wherein the adjustment end of the mechanical adjustment arm is fixedly connected to a frame, and one side of the frame is fixedly connected to a welding gun body, the side of the frame away from the welding gun body is fixedly connected to an expansion rail, the inner sliding connection of the expansion rail is connected to an expansion slider, and one side of the expansion slider is provided with a cooling and grinding integrated mechanism, the cooling and grinding integrated mechanism comprises a grinding block and a mounting plate, and a mounting groove is opened at the center position of the grinding block, the inner fixed connection of the mounting groove is connected to a cooling gas cylinder, and a cooling air hole is opened on the side of the cooling gas cylinder away from the expansion rail, the mounting plate is fixedly connected to one side of the expansion slider, and one side of the mounting plate is fixedly connected to a reinforcement ring rail, the inner sliding connection of the reinforcement ring rail is connected to two reinforcement sliding rods, one end of the two reinforcement sliding rods is fixedly connected to one side of the grinding block, the outer wall of the grinding block is fixedly connected to two external blocks, and the outer walls of the two external blocks are fixedly connected to the same annular collection cover, and the arc surface of the annular collection cover is provided with collection holes.

[0007] By providing an integrated cooling and grinding mechanism, after the welding operation between the main frame and the railing, as the welding gun body moves to the next welding point, the second hydraulic cylinder is adjusted to drive the integrated cooling and grinding mechanism to move to the weld, the cooling gas cylinder is facing the depression of the weld, and the air compressor introduces compressed gas into the depression of the weld, and the weld is cooled by the compressed gas. At the same time, the driving motor drives the grinding block to grind the periphery of the weld, realizing the integrated cooling and grinding operation, avoiding excessive damage to the weld due to softening due to high temperature, and thus improving the welding effect of the fence.

[0008] In a preferred solution, the mounting plate is fixedly connected to the driving motor at the inner ring of the reinforced ring rail, and the output shaft of the driving motor is fixedly connected to the driving shaft through a coupling, one end of the driving shaft is fixedly connected to a docking frame, the grinding block is fixedly connected to one side of the docking frame, one side of one of the reinforced slide bars is fixedly connected to an air compressor, the air delivery end of the air compressor is fixedly connected to an air duct, the grinding block is located at the rear of the cooling air cylinder and has a wire groove, the inside of the wire groove is fixedly connected to a connecting pipe, the connecting pipe is connected to the cooling air cylinder, and one end of the air duct is inserted into the inside of the connecting pipe.

[0009] In a preferred embodiment, the outer wall of the other reinforced slide rod is fixedly connected to a waste collection box, and one side of the annular collection cover is fixedly connected to a collection pump, the collection end of the collection pump is connected to the interior of the annular collection cover through a pipe, and the delivery end of the collection pump is connected to the interior of the waste collection box through a pipe.

[0010] In a preferred solution, a connecting block is fixedly connected to one side of the frame close to the unfolding rail, and a second hydraulic cylinder is fixedly connected to one side of the connecting block, and an output end of the second hydraulic cylinder is fixedly connected to one side of the unfolding slider.

[0011] In a preferred solution, a movable slide groove is opened on the top of the operating table, and a movable slider is slidably connected inside the movable slide groove, the top of the movable slider is fixedly connected to a control base, the control end of the mechanical adjustment arm is installed on the control base, one side of the operating table is fixedly connected to an end block, the side of the end block facing the control base is fixedly connected to cylinder one, and the output end of cylinder one is fixedly connected to one side of the movable slider.

[0012] In a preferred solution, a main frame positioning mechanism is provided on a side of the operating table away from the mechanical adjustment arm, and the main frame positioning mechanism includes a positioning frame, and the positioning frame is fixedly connected to one side of the operating table.

[0013] By providing a main frame positioning mechanism, when positioning between the main frame and the railing, the main frame is placed on the positioning frame, and then the hydraulic cylinder is adjusted to drive the pushing frame to push, and the pushing frame drives the main frame to move toward each railing. When the railing and the main frame are in contact, the pressure sensor monitors the interaction force between the two to ensure that the two are in close contact and no extrusion damage occurs, thereby improving the stability of the connection between the railing and the main frame during welding and improving the accuracy of the welding point.

[0014] In a preferred solution, the positioning frame is fixedly connected to two connecting frames on the side away from the operating table, and a hydraulic cylinder 1 is fixedly connected to the same side of the two connecting frames, the output ends of the two hydraulic cylinders 1 are fixedly connected to the same pushing frame, and two rear brackets are fixedly connected to the pushing frame, and the two rear brackets are fixedly connected to a placement frame on the side facing the operating table.

[0015] In a preferred embodiment, a pressure sensor is fixedly connected to the interior of the placement frame, and telescopic connecting rods are fixedly connected to the interior of the placement frame at equal distances outside the pressure sensor, and the ends of the multiple telescopic connecting rods are fixedly connected to the same pressure plate, which is in contact with the pressure sensor.

[0016] In a preferred solution, the operating table is provided with an adjusting slot near the top of the positioning frame, and a railing positioning mechanism is provided inside the adjusting slot, the railing positioning mechanism includes a moving base frame and a plurality of positioning semi-cylinders, the moving base frame is slidably connected to the inside of the adjusting slot, the operating table is located at the top of one end of the adjusting slot and is fixedly connected to a fixing plate, one side of the fixing plate is fixedly connected to a cylinder 2, and the output end of the cylinder 2 is fixedly connected to one side of the moving base frame.

[0017] In a preferred embodiment, a storage groove is provided on the top of the moving chassis, and an iron plate is fixedly connected to the bottom inner wall of the storage groove, a lower contact block is fixedly connected to the bottom of each positioning semi-cylinder, an electromagnet is fixedly connected to the bottom of the lower contact block, and the electromagnet is in contact with the iron plate, and two groups of extrusion spring rods are provided on the inner side wall of the positioning semi-cylinder, and the ends of each group of extrusion spring rods are fixedly connected to the same clamping plate, and the top of the clamping plate is fixedly connected to a guide plate, and the two guide plates on the same positioning semi-cylinder are distributed in an outward-octagonal shape.

[0018] By providing a railing positioning mechanism, when positioning the railing, first distribute the positioning semi-cylinders according to the intervals between the railings. After placing the positioning semi-cylinders at the specified positions, the electromagnets are energized, and the electromagnets and the iron plates are attracted to each other, quickly fixing the positions of the positioning semi-cylinders. Then, the railings are clamped between the clamping plates, and the spring rods are squeezed to drive the clamping plates to quickly position the railings. This is efficient and convenient, and improves the use value of the welding social security.

[0019] From the above, it can be seen that the automatic welding equipment of the fence provided by the present invention has the following characteristics: after the welding operation between the main frame and the railing is carried out, as the welding gun body moves to the next welding point, the hydraulic cylinder 2 is adjusted to drive the cooling and grinding integrated mechanism to move to the weld, the cooling gas cylinder is facing the recessed part of the weld, the air compressor introduces compressed gas into the recessed part of the weld, and the weld is cooled by the compressed gas. At the same time, the driving motor drives the grinding block to grind the periphery of the weld, thereby realizing the integrated cooling and grinding operation, and avoiding the technical effect of excessive damage to the weld caused by softening due to high temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a fence automatic welding equipment proposed by the present invention.

[0021] Figure 2 This is a top view of the overall structure of a fence automatic welding equipment proposed by the present invention.

[0022] Figure 3 This is a schematic diagram of the combined structure of a welding gun body and a cooling and polishing integrated mechanism of a fence automatic welding device proposed by the present invention.

[0023] Figure 4 This is a schematic diagram of the cooling and polishing integrated mechanism of the fence automatic welding equipment proposed by the present invention.

[0024] Figure 5 This is a cross-sectional view of the grinding block structure of a fence automatic welding device proposed by the present invention.

[0025] Figure 6 A diagram of a fence automatic welding device proposed by the present invention.

[0026] Figure 7 This is a schematic diagram of a railing positioning mechanism of a fence automatic welding device proposed by the present invention.

[0027] Figure 8 This is a schematic diagram of the main frame positioning mechanism of the fence automatic welding equipment proposed by the present invention.

[0028] In the figure: 1, operating table; 2, moving slide; 3, mechanical adjustment arm; 4, control base; 5, moving slider; 6, cylinder one; 7, end block; 8, cylinder two; 9, adjustment slide; 10, fixed plate; 11, railing positioning mechanism; 1101, moving base; 1102, iron plate; 1103, positioning semi-cylinder; 1104, guide vane; 1105, clamping plate; 1106, extrusion spring rod; 1107, lower contact block; 1108, electromagnet; 12, main frame positioning mechanism; 1201, positioning frame; 1202, rear bracket; 1203, pushing frame; 1204, hydraulic cylinder one; 1205, connecting frame; 1206, pressure sensor; 1207, placement frame; 12 08. Telescopic connecting rod; 1209. Pressure plate; 13. Frame; 14. Welding gun body; 15. Hydraulic cylinder 2; 16. Expanding slide block; 17. Expanding rail; 18. Cooling and grinding integrated mechanism; 1801. Mounting plate; 1802. Driving motor; 1803. Reinforced slide bar; 1804. Waste collection box; 1805. Collection pump; 1806. Grinding block; 1807. Collection hole; 1808. Annular collection cover; 1809. Reinforced ring rail; 1810. Driving shaft; 1811. Docking frame; 1812. Cooling air hole; 1813. Cooling air cylinder; 1814. External block; 1815. Connecting pipe; 1816. Air guide pipe; 1817. Air compressor; 19. Connecting block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0030] The fence automatic welding equipment disclosed in the present invention is mainly used in the existing fence automatic welding equipment. During use, after the fence is welded by a welding gun, its weld needs to be polished. However, the temperature of the weld just after welding is relatively high. Direct polishing of the weld is likely to cause excessive polishing at the weld, resulting in damage to the weld, thereby reducing the welding effect of the fence.

[0031] Reference Figure 1-Figure 8A fence automatic welding device includes an operating table 1 and a mechanical adjustment arm 3, the adjustment end of the mechanical adjustment arm 3 is fixedly connected to a frame 13, and one side of the frame 13 is fixedly connected to a welding gun body 14, and the side of the frame 13 away from the welding gun body 14 is fixedly connected to an expansion rail 17, and the expansion rail 17 is internally slidably connected to an expansion slider 16, and one side of the expansion slider 16 is provided with a cooling and grinding integrated mechanism 18, and the cooling and grinding integrated mechanism 18 includes a grinding block 1806 and a mounting plate 1801, and a mounting groove is opened at the center of the grinding block 1806, and a cooling gas cylinder 1813 is fixedly connected to the inside of the mounting groove, and the cooling gas cylinder 1 A cooling air hole 1812 is provided on the side of 813 away from the unfolding rail 17, the mounting plate 1801 is fixedly connected to one side of the unfolding slider 16, and one side of the mounting plate 1801 is fixedly connected to a reinforced ring rail 1809, the inner sliding connection of the reinforced ring rail 1809 is connected to two reinforced slide bars 1803, one end of the two reinforced slide bars 1803 is fixedly connected to one side of the grinding block 1806, the outer wall of the grinding block 1806 is fixedly connected to two external blocks 1814, and the outer walls of the two external blocks 1814 are fixedly connected to the same annular collecting cover 1808, and the arc surface of the annular collecting cover 1808 is provided with collecting holes 1807.

[0032] In a specific application scenario, after the welding operation between the main frame and the railing, as the welding gun body 14 moves to the next welding point, the hydraulic cylinder 15 is adjusted to drive the cooling and grinding integrated mechanism 18 to move to the weld, and the cooling gas cylinder 1813 is facing the weld depression. The air compressor 1817 introduces compressed gas into the weld depression, and the weld is cooled by the compressed gas. At the same time, the driving motor 1802 drives the grinding block 1806 to grind the periphery of the weld, realizing the integrated cooling and grinding operation, avoiding excessive damage to the weld due to softening due to high temperature, and thereby improving the welding effect of the fence.

[0033] Specifically, the compressed gas ejected by the cooling gas cylinder 1813 located in the middle of the weld is diffused from the middle of the weld to the surrounding areas, thereby improving the overall cooling effect of the weld. At the same time, the diffused compressed gas promotes the debris generated during the grinding process, pushing the debris from the weld to the periphery, and starting the collection pump 1805. The collection pump 1805 collects the debris through the collection hole 1807 on the annular collection cover 1808 to avoid secondary contamination of the weld caused by the debris and the debris flowing into the working environment and being inhaled by the staff, causing harm.

[0034] Reference Figure 1-Figure 5In a preferred embodiment, the mounting plate 1801 is located at the inner ring of the reinforcement ring rail 1809 and is fixedly connected to the drive motor 1802, and the output shaft of the drive motor 1802 is fixedly connected to the drive shaft 1810 through a coupling, one end of the drive shaft 1810 is fixedly connected to a docking frame 1811, and the grinding block 1806 is fixedly connected to one side of the docking frame 1811, one side of one of the reinforcement slide bars 1803 is fixedly connected to an air compressor 1817, and the air delivery end of the air compressor 1817 is fixedly connected to an air guide pipe 1816, and the grinding block 1806 is located at the cooling air cylinder 1 A wire groove is opened at the rear of 813, and a connecting pipe 1815 is fixedly connected to the inside of the wire groove. The connecting pipe 1815 is connected to the cooling air cylinder 1813, and one end of the air guide pipe 1816 is inserted into the inside of the connecting pipe 1815. The outer wall of the other reinforced slide bar 1803 is fixedly connected to the waste collection box 1804, and one side of the annular collection cover 1808 is fixedly connected to the collection pump 1805. The collection end of the collection pump 1805 is connected to the inside of the annular collection cover 1808 through a pipeline, and the delivery end of the collection pump 1805 is connected to the inside of the waste collection box 1804 through a pipeline.

[0035] Reference Figure 1 and Figure 3 In a preferred embodiment, a connecting block 19 is fixedly connected to one side of the frame 13 close to the unfolding rail 17, and a hydraulic cylinder 2 15 is fixedly connected to one side of the connecting block 19, and an output end of the hydraulic cylinder 2 15 is fixedly connected to one side of the unfolding slider 16.

[0036] Reference Figure 1 and Figure 2 In a preferred embodiment, a movable slide groove 2 is opened on the top of the operating table 1, and a movable slider 5 is slidably connected inside the movable slide groove 2, and a control base 4 is fixedly connected to the top of the movable slider 5. The control end of the mechanical adjustment arm 3 is installed on the control base 4, and an end block 7 is fixedly connected to one side of the operating table 1. A cylinder 6 is fixedly connected to the side of the end block 7 facing the control base 4, and the output end of the cylinder 6 is fixedly connected to one side of the movable slider 5.

[0037] Reference Figure 1 , Figure 2 and Figure 8In a preferred embodiment, a main frame positioning mechanism 12 is provided on the side of the operating platform 1 away from the mechanical adjustment arm 3, and the main frame positioning mechanism 12 includes a positioning frame 1201, the positioning frame 1201 is fixedly connected to one side of the operating platform 1, and the positioning frame 1201 is fixedly connected to two connecting frames 1205 on the side away from the operating platform 1, and the same side of the two connecting frames 1205 is fixedly connected to a hydraulic cylinder 1204, and the output ends of the two hydraulic cylinders 1204 are fixedly connected to the same pushing frame 1203, pushing Two rear supports 1202 are fixedly connected to the frame 1203, and the two rear supports 1202 are fixedly connected to a placement frame 1207 on one side facing the operating table 1, and a pressure sensor 1206 is fixedly connected inside the placement frame 1207, and telescopic links 1208 are fixedly connected to the inside of the placement frame 1207 at the periphery of the pressure sensor 1206 at equal distances, and the ends of the multiple telescopic links 1208 are fixedly connected to the same pressure plate 1209, and the pressure plate 1209 is in contact with the pressure sensor 1206.

[0038] Specifically, when positioning between the main frame and the railing, the main frame is placed on the positioning frame 1201, and then the hydraulic cylinder 1204 is adjusted to drive the pushing frame 1203 to push, and the pushing frame 1203 drives the main frame to move toward each railing. When the railing and the main frame are in contact, the pressure sensor 1206 monitors the interaction force between the two to ensure that the two are in close contact and no extrusion damage occurs, thereby improving the stability of the connection between the railing and the main frame during welding and improving the accuracy of the welding point.

[0039] Reference Figure 1 , Figure 6 and Figure 7In a preferred embodiment, an adjusting slot 9 is provided at the top of the operating platform 1 near the positioning frame 1201, and a railing positioning mechanism 11 is provided inside the adjusting slot 9, the railing positioning mechanism 11 comprises a moving base frame 1101 and a plurality of positioning semi-cylinders 1103, the moving base frame 1101 is slidably connected to the inside of the adjusting slot 9, a fixing plate 10 is fixedly connected to the top of the operating platform 1 at one end of the adjusting slot 9, a cylinder 2 8 is fixedly connected to one side of the fixing plate 10, an output end of the cylinder 2 8 is fixedly connected to one side of the moving base frame 1101, a storage slot is provided at the top of the moving base frame 1101, and the storage slot The bottom inner wall is fixedly connected to an iron plate 1102, the bottom of each positioning semi-cylinder 1103 is fixedly connected to a lower contact block 1107, the bottom of the lower contact block 1107 is fixedly connected to an electromagnet 1108, the electromagnet 1108 is in contact with the iron plate 1102, and the inner side wall of the positioning semi-cylinder 1103 is provided with two groups of extrusion spring rods 1106, the end of each group of extrusion spring rods 1106 is fixedly connected to the same clamping plate 1105, the top of the clamping plate 1105 is fixedly connected to a guide plate 1104, and the two guide plates 1104 located on the same positioning semi-cylinder 1103 are distributed in an outward-octave shape.

[0040] It should be noted that when positioning the railing, first, the positioning semi-cylinders 1103 are distributed according to the intervals between the railings. After the positioning semi-cylinder 1103 is placed at the specified position, the electromagnet 1108 is energized, and the electromagnet 1108 and the iron plate 1102 are adsorbed to quickly fix the position of the positioning semi-cylinder 1103. Then the railing is clamped between the clamping plates 1105, and the spring rod 1106 is squeezed to drive the clamping plates 1105 to quickly position the railing. This is efficient and convenient, and the use value of the welding social security is improved.

[0041] Working principle: When in use, first distribute the positioning semi-cylinders 1103 according to the intervals between the railings. After the positioning semi-cylinders 1103 are placed at the designated positions, the electromagnets 1108 are energized, and the electromagnets 1108 and the iron plates 1102 are attracted to each other, and the positioning semi-cylinders 1103 are quickly fixed. Then the railings are clamped between the clamping plates 1105, and the spring rods 1106 are squeezed to drive the clamping plates 1105 to quickly position the railings. After the railings are positioned, the main frame is placed on the positioning frame 1201, and then the hydraulic cylinder 1204 is adjusted to drive the pushing frame 1203 to push, and the pushing frame 1203 drives the main frame to move toward each railing. When the railings are in contact with the main frame, the pressure sensor 1206 The interaction force between the two is monitored to ensure that they are in close contact and no extrusion damage occurs. After the docking is completed, the mechanical adjustment arm 3 drives the welding gun body 14 to weld the connection between the railing and the main frame. After single-point welding, as the welding gun body 14 moves to the next welding point, the hydraulic cylinder 2 15 is adjusted to drive the cooling and grinding integrated mechanism 18 to move to the weld. The cooling gas cylinder 1813 is facing the weld depression, and the air compressor 1817 introduces compressed gas into the weld depression to cool the weld by compressed gas. At the same time, the driving motor 1802 drives the grinding block 1806 to grind the periphery of the weld to achieve cooling and grinding integrated operation. When all welding points are completed, the operation is ended.

[0042] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fence automatic welding device, comprising an operating table (1) and a mechanical adjustment arm (3), characterized in that: The adjustment end of the mechanical adjustment arm (3) is fixedly connected to a frame (13), and one side of the frame (13) is fixedly connected to a welding gun body (14), and the side of the frame (13) away from the welding gun body (14) is fixedly connected to an expansion rail (17), and the inside of the expansion rail (17) is slidably connected to an expansion slider (16), and one side of the expansion slider (16) is provided with a cooling and grinding integrated mechanism (18), and the cooling and grinding integrated mechanism (18) includes a grinding block (1806) and a mounting plate (1801), and a mounting groove is opened at the center position of the grinding block (1806), and a cooling gas cylinder (1813) is fixedly connected to the inside of the mounting groove, and the cooling gas cylinder (1813) is away from the expansion rail (17). A cooling air hole (1812) is opened on one side, the mounting plate (1801) is fixedly connected to one side of the unfolding slider (16), and one side of the mounting plate (1801) is fixedly connected to a reinforcement ring rail (1809), the inner sliding connection of the reinforcement ring rail (1809) is connected to two reinforcement slide bars (1803), one end of the two reinforcement slide bars (1803) is fixedly connected to one side of the grinding block (1806), the outer wall of the grinding block (1806) is fixedly connected to two external blocks (1814), and the outer walls of the two external blocks (1814) are fixedly connected to the same annular collection cover (1808), and the arc surface of the annular collection cover (1808) is provided with a collection hole (1807).

2. The fence automatic welding equipment according to claim 1, characterized in that: The mounting plate (1801) is fixedly connected to a driving motor (1802) at the inner ring of the reinforcement ring rail (1809), and the output shaft of the driving motor (1802) is fixedly connected to a driving shaft (1810) via a coupling, one end of the driving shaft (1810) is fixedly connected to a docking frame (1811), a grinding block (1806) is fixedly connected to one side of the docking frame (1811), one side of one of the reinforcement slide bars (1803) is fixedly connected to an air compressor (1817), an air delivery end of the air compressor (1817) is fixedly connected to an air guide pipe (1816), a wire groove is opened on the grinding block (1806) at the rear of the cooling air cylinder (1813), a connecting pipe (1815) is fixedly connected inside the wire groove, the connecting pipe (1815) is connected to the cooling air cylinder (1813), and one end of the air guide pipe (1816) is plugged into the inside of the connecting pipe (1815).

3. The automatic fence welding equipment according to claim 2, characterized in that: The outer wall of the other reinforced sliding rod (1803) is fixedly connected to a waste collection box (1804), and one side of the annular collection cover (1808) is fixedly connected to a collection pump (1805), the collection end of the collection pump (1805) is connected to the inside of the annular collection cover (1808) through a pipeline, and the delivery end of the collection pump (1805) is connected to the inside of the waste collection box (1804) through a pipeline.

4. The fence automatic welding equipment according to claim 1, characterized in that: A connecting block (19) is fixedly connected to one side of the frame (13) close to the unfolding rail (17), and a second hydraulic cylinder (15) is fixedly connected to one side of the connecting block (19), and an output end of the second hydraulic cylinder (15) is fixedly connected to one side of the unfolding slide block (16).

5. The fence automatic welding equipment according to claim 1, characterized in that: The top of the operating table (1) is provided with a movable slide groove (2), and the inside of the movable slide groove (2) is slidably connected to a movable slider (5), the top of the movable slider (5) is fixedly connected to a control base (4), the control end of the mechanical adjustment arm (3) is installed on the control base (4), one side of the operating table (1) is fixedly connected to an end block (7), the side of the end block (7) facing the control base (4) is fixedly connected to a cylinder one (6), and the output end of the cylinder one (6) is fixedly connected to one side of the movable slider (5).

6. The fence automatic welding equipment according to claim 1, characterized in that: A main frame positioning mechanism (12) is provided on a side of the operating platform (1) away from the mechanical adjustment arm (3), and the main frame positioning mechanism (12) comprises a positioning frame (1201), and the positioning frame (1201) is fixedly connected to one side of the operating platform (1).

7. The fence automatic welding equipment according to claim 6, characterized in that: The positioning frame (1201) is fixedly connected to two connecting frames (1205) on a side away from the operating table (1), and the same side of the two connecting frames (1205) is fixedly connected to a hydraulic cylinder 1 (1204), the output ends of the two hydraulic cylinders 1 (1204) are fixedly connected to the same pushing frame (1203), the pushing frame (1203) is fixedly connected to two rear brackets (1202), and the two rear brackets (1202) are fixedly connected to a placement frame (1207) on the side facing the operating table (1).

8. The fence automatic welding equipment according to claim 7, characterized in that: The interior of the placement frame (1207) is fixedly connected to a pressure sensor (1206), and the interior of the placement frame (1207) located outside the pressure sensor (1206) is fixedly connected to telescopic connecting rods (1208) at equal distances, and the ends of the multiple telescopic connecting rods (1208) are fixedly connected to the same pressure plate (1209), and the pressure plate (1209) is in contact with the pressure sensor (1206).

9. The fence automatic welding equipment according to claim 6, characterized in that: The operating table (1) is provided with an adjusting slot (9) at the top near the positioning frame (1201), and a handrail positioning mechanism (11) is provided inside the adjusting slot (9). The handrail positioning mechanism (11) comprises a moving base frame (1101) and a plurality of positioning semi-cylinders (1103). The moving base frame (1101) is slidably connected to the inside of the adjusting slot (9). A fixing plate (10) is fixedly connected to the top of the operating table (1) at one end of the adjusting slot (9), and a cylinder 2 (8) is fixedly connected to one side of the fixing plate (10). The output end of the cylinder 2 (8) is fixedly connected to one side of the moving base frame (1101).

10. The fence automatic welding equipment according to claim 9, characterized in that: The top of the moving chassis (1101) is provided with a storage groove, and the bottom inner wall of the storage groove is fixedly connected to an iron plate (1102), the bottom of each positioning semi-cylinder (1103) is fixedly connected to a lower contact block (1107), the bottom of the lower contact block (1107) is fixedly connected to an electromagnet (1108), and the electromagnet (1108) is in contact with the iron plate (1102), and the inner side wall of the positioning semi-cylinder (1103) is provided with two groups of extrusion spring rods (1106), the end of each group of extrusion spring rods (1106) is fixedly connected to the same clamping plate (1105), and the top of the clamping plate (1105) is fixedly connected to a guide plate (1104), and the two guide plates (1104) located on the same positioning semi-cylinder (1103) are arranged in an outward-octagonal shape.

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