129results about How to "Reduce skew" patented technology

The invention relates to the technical field of transfer devices, and discloses a transformer insulation paper production transfer device which comprises a table, a conveying table is arranged at the top of the table, and a protection plate is fixedly connected to the top of the table. The rotating shaft rotates to drive the compression roller to rotate, so that the insulation paper which just rotates out of the rolling barrel can be leveled, the situation that the insulation paper is wrinkled and unsmooth in the transportation process in the subsequent production process is avoided, deflection or clamping stagnation of the insulation paper caused by unevenness of the insulation paper is emphatically reduced, the subsequent processing precision is improved, and the production efficiency is improved. And meanwhile, the first connecting plate moves upwards to drive the pressing plate to move upwards, so that the surface of the insulation paper can be further flattened, the flatness of the insulation paper in the transfer process can be improved, and the problem that the production efficiency is reduced due to uneven cutting in the follow-up link is solved.

The utility model discloses a quartz stone plate baking and curing device, which belongs to the field of baking and curing ovens and comprises a baking and curing oven, a baking bin arranged at the bottom of the front end face of the baking and curing oven, a bottom frame arranged in front of the baking and curing oven, a pair of side plates arranged above the bottom frame, and a conveying belt arranged between the side plates. The end face of the inner side of the side plate is provided with a sleeve plate capable of being adjusted in a telescopic mode, the front end face of the sleeve plate is provided with a plurality of pulleys, the end face of the outer side of the sleeve plate is provided with a pair of straight rods, the upper end face of each straight rod is provided with a toothed plate, the tail of each straight rod penetrates through the side plate and is provided with a pull rod, and the upper end face of the side plate is provided with a grab handle capable of being adjusted up and down. A plurality of pulleys are arranged on the sleeve plate, and the sleeve plate and the pulleys are matched to limit the quartz stone plate, so that vibration and deflection of the quartz stone plate in the moving process are reduced, the quality of baking and curing treatment of the quartz stone plate is improved, and the probability that the surface of the quartz stone plate cracks and is sunken and uneven is reduced.

The invention relates to the technical field of hydraulic oil cylinders, and discloses a gear swing oil cylinder and a using method and equipment thereof, and the gear swing oil cylinder comprises a gear shaft, a movable rack, a bidirectional hydraulic cylinder body and a connecting oil pipe; two groups of hydraulic cylinders are arranged in the bidirectional hydraulic cylinder body, a movable rack is connected between the two groups of hydraulic cylinders, and the movable rack is hydraulically driven to move; the hydraulic cylinders on different sides, which are in up-and-down meshed connection with the gear shaft, are subjected to bidirectional circulating telescopic pushing, so that more uniform and powerful driving force can be provided for the rack, and reciprocating rotation of the gear shaft is realized by such reciprocating circulation, so that other mechanical parts are driven to work through the gear shaft, and precise operation of high-precision torque transmission can be realized.

The invention relates to the technical field of feeding equipment, and provides a feeding machine which comprises a vibration disc internally storing a magnetic material. The rack is positioned on one side of the vibration disc and is used for providing a mounting point and a supporting point; the transmission mechanism is mounted on the rack and is connected with the discharging end of the vibration disc; the discharging manipulator is connected to the rack; the conveying mechanism is connected with a first vacuum suction cup, and the magnetic materials in the conveying mechanism are extracted and conveyed through the first vacuum suction cup; the discharging mechanical arm is used for laying the magnetic materials on the middle rotating disc through the first vacuum suction cup; and the turnover mechanism is mounted on the rack, is connected with the middle turntable, and is used for turning over the middle turntable and synchronously turning over the magnetic material to enable the magnetic material to be erected. The magnetic material feeding device has the effect that the placing space can be fully utilized during magnetic material feeding.

The utility model discloses an aluminum formwork reinforcing structure which comprises a plurality of aluminum formworks which are sequentially arranged in a surrounding mode and define a containing cavity for containing pouring objects. The first fixing assembly is arranged on the periphery of the multiple aluminum formworks in a surrounding mode and detachably connected with the aluminum formworks; the second fixing assembly is located on the outer side of the first fixing assembly; one part of the second fixing assembly is detachably connected with the first fixing assembly, and the other part of the second fixing assembly extends outwards and is arranged in a bent mode to abut against the ground. The first fixing assembly abuts against the multiple aluminum formworks and conducts first-layer fixing protection on the multiple aluminum formworks. The second fixing assembly is assembled with the first fixing assembly from the side, away from the multiple aluminum formworks, of the first fixing assembly and abuts against the ground, so that a second layer of protection is conducted on the multiple aluminum formworks, and the second layer of protection is supported and abuts against the ground through the bent shape. The probability that the aluminum formwork deforms or is damaged due to the impact force of a pouring object is reduced, and the production efficiency is improved.

The utility model belongs to the technical field of stacking machines, and particularly discloses a drag chain anti-swing mechanism which comprises a stacking machine stand column, a drag chain guide groove and an accompanying support, the drag chain guide groove is located on one side of the stacking machine stand column and used for containing a drag chain, and the accompanying support is located above the drag chain guide groove and can be driven by the drag chain to move up and down. And the guide mechanism is arranged at the joint of the accompanying bracket and the drag chain guide groove. Through the synergistic effect of the drag chain guide groove, the accompanying support and the guide mechanism, the motion trail of the drag chain can be effectively restrained, the shaking and skewing phenomena of the drag chain in the operation process of the stacking machine are reduced, the stacking machine is more stable when lifting and horizontally carrying goods, the risks of goods deviation, collision and the like caused by swing of the drag chain are reduced, and the safety of the stacking machine is improved. The overall operation stability of the stacking machine is improved, and the safety and accuracy of goods transportation are ensured.

The utility model relates to the technical field of couplings, in particular to a coupler for a slag scraper, which comprises a coupler body, a spring telescopic rod is fixedly connected to the side face of the inner wall of the coupler body, a magnetic attraction abutting plate is fixedly connected to one end of the spring telescopic rod, and a locking assembly is connected to one side of the magnetic attraction abutting plate. Adjusting empty grooves are formed in the top and the bottom of the coupler body respectively, the inner walls of the adjusting empty grooves are connected with protruding restraining plates in a sliding mode, and the surfaces, close to the middles of the protruding restraining plates, of the protruding restraining plates are fixedly connected with pulling rods. And the elastic structure is additionally arranged in the coupler, so that the shaft rod can be conveniently and rapidly disassembled and taken out subsequently, the coupler is arranged to be of a split-type connecting structure, replacement of damaged parts can be reduced, and the connecting firmness degree and the protection practicability of the coupler and the shaft rod are enhanced.

The utility model relates to the technical field of land planning, in particular to a land planning circling device which comprises a fence, a mounting plate is fixedly mounted on the lower side of the fence, a sliding groove is formed in the lower side of the mounting plate, a quick release assembly is mounted in the sliding groove in a sliding mode, and a ground anchor rod is fixedly mounted on the mounting plate through the quick release assembly. The ground anchor rod is of a hollow cylinder structure, limiting grooves are formed in the inner wall of the bottom end of the ground anchor rod, and reinforcing assemblies are installed in the limiting grooves in a sliding mode. The reinforcing assembly comprises a limiting block, the limiting block is horizontally installed in the limiting groove in a sliding mode, and the lower end of the limiting block extends to the lower portion of the ground anchor rod and is fixedly provided with a reinforcing foot. According to the ground anchor rod, the multiple stabilizing rods drive the corresponding stabilizing feet to move downwards, the stabilizing feet are attached to the ground all the time, in addition, the multiple reinforcing feet continuously get away from and stretch out of the ground anchor rod to be inserted into soil, the fixing area of the ground anchor rod in different directions is increased, and therefore the stability of the ground anchor rod is improved.

The invention relates to the technical field of part machining, and discloses a multi-station anti-vibration cutter stabilizing mechanism for carbon fiber part machining, which comprises a cutter chuck arranged on machining equipment; the milling cutter is used for machining parts; and the clamping mechanism is arranged on the cutter chuck and used for stably clamping the milling cutter, the clamping mechanism comprises a hollow sleeving ring, and the hollow sleeving ring axially moves after rotating. According to the multi-station anti-vibration cutter stabilizing mechanism for machining the carbon fiber parts, the positioning mechanism is arranged, and an axial hard positioning structure capable of being locked is arranged at the end of a milling cutter, so that end mechanical jacking and position locking are synchronously achieved after radial clamping of the cutter is completed, and the overall axial supporting rigidity of the cutter is remarkably improved; axial micro-motion and chatter caused by axial cutting force change and multi-station frequent reversing in the carbon fiber machining process are effectively restrained, and the quality defects such as layering and chatter marks on the machined surface are avoided.

The utility model provides a mixing and crushing device for solid waste mineral admixture production, which relates to the field of admixture production equipment and comprises a base and a stirring mechanism arranged at the top of the base, a crushing mechanism is arranged at a feed port of the stirring mechanism, a feed frame is arranged above the crushing mechanism, and a dust falling mechanism is arranged on the feed frame. According to the mixing and crushing device for solid waste mineral admixture production, through the arrangement of the dust falling mechanism, in the crushing process, a water pump is started, water in a water tank is sucked by the water pump to a nozzle to be sprayed out, the nozzle sprays water to the position above a feeding frame for dust falling, and environmental pollution caused by raising of dust generated in the production process is effectively prevented; the body health of operators is ensured, and the use effect is good.

The utility model relates to a driving disc adjusting device of a copper strip roughing mill. The driving disc adjusting device comprises a fixed seat, a pair of first connecting plates is mounted at the top of the fixed seat; the inner side wall of the first connecting plate is rotationally connected with a transmission roller. A plurality of sliding grooves are formed in the side wall of the transmission roller. A clamping groove is formed in the end part of the sliding groove; a sliding rod is placed in the sliding groove. The sliding rod is in sliding fit with the sliding groove. The end part of the sliding rod is fixedly connected with a clamping block; the side wall of the sliding rod is fixedly connected with an adjusting sleeve; fixing holes are formed in the end parts of the driving rollers and the end parts of the sliding rods; by means of the structure, the sliding rods are arranged to be connected with the adjusting sleeves and matched with the clamping grooves, the diameter of the transmission roller can be rapidly changed by using the multiple sets of adjusting sleeves with different diameters, and therefore the situation that in a traditional mode, when the diameter of the transmission roller is changed, the transmission roller needs to be overall disassembled for adjustment is reduced; and therefore, the convenience of adjusting the diameter size of the transmission roller is improved.

The utility model discloses leather cutting equipment for safety shoe processing, which relates to the technical field of safety shoe processing and comprises a supporting seat, a C-shaped support is fixedly connected to the top of the supporting seat, a hydraulic cylinder is fixedly connected to the top of the C-shaped support, and the bottom end of a telescopic rod of the hydraulic cylinder penetrates through the bottom of a transverse plate of the C-shaped support and is fixedly connected with a cutting knife. The side face of a telescopic rod of the hydraulic cylinder is fixedly sleeved with an H-shaped block. According to the leather cutting device, the hydraulic cylinder drives the cutting knife to cut leather, meanwhile, the hydraulic cylinder drives the H-shaped block, the clamping plates and the compression roller to move downwards, the two clamping plates drive the compression roller to move towards the two sides and stretch the tension spring through extrusion force applied to the clamping plates by the hydraulic cylinder and the supporting base when the hydraulic cylinder moves downwards, and after the compression roller flattens the leather, the cutting knife moves downwards to cut the flattened leather. And therefore, the leather cutting process is more automatic, the fatigue of workers after long-time work is reduced, and the safety shoe leather cutting speed is increased.

The utility model provides an X-ray detector and an imaging system. According to the X-ray detector, the positioning columns are matched with the positioning holes of the positioning sleeves fixed to the circuit board assembly, so that the flicker module and the photoelectric conversion module of the circuit board assembly are positioned and aligned more accurately. Moreover, the structure of the existing circuit board assembly does not need to be greatly changed, and the functions can be realized only by using the additionally arranged positioning sleeve with smaller processing error, so that the cost for developing a new circuit board assembly is saved. In the imaging system, more accurate positioning and alignment are realized by the flicker module and the photoelectric conversion module of the circuit board assembly, so that the signal-to-noise ratio of the X-ray detector for imaging can be improved, the risk of image artifacts is reduced, and better imaging quality is obtained.

The utility model discloses a foundation bearing capacity detection device, which relates to the technical field of foundation bearing capacity detection, and comprises a base, a detection insertion rod mechanism and a heavy hammer mechanism, a positioning unit, a limiting unit and a guide unit are fixedly arranged on the base, through holes are arranged on the base and the limiting unit, the detection insertion rod mechanism is arranged in the through holes, and the heavy hammer mechanism is arranged on the guide unit. The heavy hammer mechanism is slidably installed on the detection insertion rod mechanism and the guide unit. The device has the beneficial effects that through cooperative work of a three-jaw chuck mechanism, an electric control telescopic mechanism, a damping assembly, a tilt angle sensor and the like in the limiting unit, accurate limiting, buffering and damping and real-time deflection monitoring of the detection insertion rod mechanism are achieved, damage of vibration to the detection insertion rod mechanism is reduced, automatic deviation correction can be conducted on the detection insertion rod mechanism, and the detection efficiency is improved. Deflection of the detection insertion rod mechanism in the detection process is effectively reduced, the stability of the detection insertion rod mechanism is improved, and the accuracy and reliability of a detection result are guaranteed.

The invention relates to the technical field of deviation rectifying machines, and discloses an epoxy resin cloth deviation rectifying machine which comprises a supporting frame, a supporting arm is fixedly connected to the inner wall of the supporting frame, a driving source is arranged in the supporting frame, a winding roller is rotationally connected to the inner wall of the supporting frame, a rotating roller is rotationally connected to the inner wall of the supporting frame, and the rotating roller is arranged on one side of the winding roller. A deviation rectifying assembly is arranged at the bottom of the winding roller. A rotating sleeve rod is rotationally connected to the inner wall of the supporting frame and arranged above the winding roller. An adjusting assembly is arranged on the rotating sleeve rod; the deviation rectifying assembly is used for rectifying deviation when the cloth on the winding roller is wound; the adjusting assembly is used for adjusting the tension degree when the cloth is wound. Compared with the prior art, the winding effect and efficiency are improved, the working efficiency is improved, and material waste and production cost caused by poor winding are reduced.

The utility model relates to the field of plate trimming, and discloses an edge trimmer for plate processing, which comprises a supporting frame arranged on an equipment base, and two trimming assemblies used for trimming plates and a push plate used for applying backward thrust to the plates during plate trimming feeding are arranged on the supporting frame; by arranging the two trimming assemblies used for trimming the plate, the pushing plate used for providing backward pushing force for the plate when the plate is trimmed and fed and the pushing assembly used for driving the pushing plate, when the two sides of the plate are trimmed and cut at the same time, shearing force generated by cutters on the two sides is mutually balanced; the problem of plate deflection or distortion possibly caused by single-side cutting is reduced, it can be ensured that the plate keeps linear motion when passing through the trimming assembly, meanwhile, the arranged push plate provides forward pushing force and guiding effects, continuous and uniform force application of the push plate can help to keep the plate to stably advance along a preset path, and the trimming efficiency is improved. Even if resistance changes occur in the cutting process, the plate can be effectively prevented from deviating from the center line.

The application belongs to the technical field of image detection, and particularly relates to a visual detection method for intelligent segmentation of components on a circuit board. The method comprises the following steps: collecting original images of the circuit board and performing manual labeling and correction to construct a component segmentation training data set; training a semantic segmentation model based on a deep convolutional neural network, adopting a cross-entropy and Dice mixed loss and dynamically adjusting the class weight to alleviate the class imbalance; inputting a to-be-detected image into the model after preprocessing to obtain a semantic segmentation mask; performing morphological post-processing on the segmentation mask to eliminate false areas and regularize the contour; and finally outputting the class, contour and position information of each component. Through standardized data set construction, preprocessing enhancement, mixed loss function and post-processing optimization, the application effectively improves the precision and stability of component segmentation under complex circuit board images, and especially improves the segmentation effect of low-frequency key components.

The utility model particularly relates to a fan assembly. The fan assembly comprises a fan; a containing cavity for containing the fan is formed in the shell, an air inlet is formed in the back of the shell, and an air outlet is formed in the face of the shell; the filtering assembly is rotationally arranged in the containing cavity and located at the air inlet; and the driving device is arranged on the shell and connected with the filtering assembly, and the driving device is arranged to be capable of driving the filtering assembly to rotate to the air outlet when the fan assembly is in the maintenance state. According to the fan assembly, in the maintenance process, the filter assembly can be driven to the air outlet from the air inlet, and therefore a user can conveniently maintain and replace the filter assembly at the air outlet.

The utility model discloses an optical frame adjusting assembly belongs to laser processing technical field. An optical frame adjusting assembly, including fixed plate, still include: adjusting seat, be connected with fixed plate through first adjusting part, be provided with second sunken groove in adjusting seat, be provided with first sunken groove in the bottom of second sunken groove, be provided with sliding seat in first sunken groove, adjusting seat two sides are provided with second adjusting part for driving sliding seat sliding, two sliding blocks, all sliding settings are in first sunken groove, and the outer wall of two sliding blocks is respectively with the abutment of sliding seat two sides, and two sliding blocks respectively along X, Y direction sliding, the utility model discloses through second adjusting part adjustment sliding seat along X, Y direction on the displacement, after adjusting, make two sliding blocks respectively with the abutment of sliding seat two sides under the elastic action of first spring, and the convenient location of sliding seat is carried out to, and after adjusting, through first screw rod, realize its fixed, improve stability.

This application provides a mine water blocking device, including a triggering component, a supporting component, a locking component, and a main frame. The triggering component includes a trigger head, a trigger rod, and a counterweight rod. The counterweight rod is sleeved on the outside of the trigger rod, and the trigger rod can move along the inner wall of the counterweight rod. The main frame is hinged to the top of the counterweight rod. The supporting component includes a supporting bone and a movable disc. The supporting bone is connected to the main frame, and one end of the supporting bone is hinged to the edge of the movable disc. The movable disc is sleeved on the outer wall of the counterweight rod. The locking component is disposed inside the movable disc. The movement of the trigger rod triggers the locking component. The movable disc has an open state that unfolds the main frame and a closed state that retracts the main frame. The movement of the trigger head and the trigger rod unlocks the locking structure, causing the movable disc to move, the main frame to unfold, and a water blocking wall to be quickly formed. After the water blocking device is unfolded, the counterweight rod can fall at an angle to the water surface, allowing the main frame to form a skeleton structure, providing a higher support effect for the formation of the water blocking wall.

This utility model belongs to the field of mechanical manufacturing, specifically a pipe cutting machine cutting frame, including a base plate; multiple hydraulic cylinders are installed on the top of the base plate; a fixed plate is fixedly connected to the top of a group of hydraulic cylinders; multiple brackets are fixedly connected between the group of fixed plates; a gantry frame is fixedly connected to the end of the fixed plate; a first cylinder is installed on the top of the gantry frame; an adapter plate is fixedly connected to the output end of the first cylinder; a buffer assembly is installed at the bottom of the adapter plate; a pressure plate is fixedly connected to the bottom of the buffer assembly; a first reciprocating motor is installed on the top of the fixed plate; a mounting block is fixedly connected to the load end of the first reciprocating motor; a push plate is fixedly connected between the group of mounting blocks; a collection box is fixedly connected to the end of the fixed plate; the pipe cutting machine body is installed on the top of the collection box; the arc-shaped brackets and arc-shaped pressure plate can fit against the surface of the pipe, increasing the contact area, increasing the clamping stability, and reducing the skewing of the pipe caused by the pipe shaking during the cutting of the pipe cutting machine body.

The present application relates to a stator. In the stator of the present disclosure, at one end side of a stator core, the leading end portions of the two leg portions protruding from the 2*i layers on one side and the 2*i-1 layers on the other side of the circumferences of the first slots and the second slots spaced by five slots are joined to each other, and the leading end portions of the two leg portions protruding from the 2*i layers on one side and the 2*i+1 layers on the other side of the circumferences of the first slots and the second slots spaced by five slots are joined to each other in a manner that the winding end portion of the 2*i layers is connected to the winding start portion of the 2*i+1 layers.

The utility model provides an arc extinguish chamber and a switch device, and relates to the technical field of switches. The arc extinguish chamber comprises a first grid plate, a second grid plate, an insulating part and a permanent magnet. The first grid piece comprises a first base part, the second grid piece comprises a second base part, and the first base part and the second base part are arranged in a spaced mode. The insulating part is arranged between the first base part and the second base part. The insulating part is provided with a blind groove, and a groove opening of the blind groove faces the exhaust side of the arc extinguish chamber. The permanent magnets are installed in the blind grooves. The inner side of the permanent magnet, the inner side of the first base part and the inner side of the second base part are basically aligned, and the inner sides are the sides away from the exhaust side. According to the arc extinguish chamber provided by the invention, the difficulty that an arc enters the arc extinguish chamber when the switching device breaks a small current can be reduced, so that the arc extinguish efficiency of the arc extinguish chamber when the switching device breaks the small current is improved.

The invention relates to the technical field of seed sowing devices, and discloses a wheat breeding precision seed sowing device which comprises an assembly supporting plate, a fixed connecting support is fixed to the bottom of the assembly supporting plate, and an installation connecting support is fixed to one side of the assembly supporting plate; the device is provided with a seed metering mechanism, a wheat seed quantitative discharging shell controls wheat seeds to fall down quantitatively, a seed metering fixed head and a seed metering movable head are close to the ground at the moment, an opening between the seed metering fixed head and the seed metering movable head allows the wheat seeds to fall down, and the situation that the seeding position is inclined due to wind blowing and the like is reduced; the precision seed metering of wheat breeding is facilitated; the device is provided with an auxiliary seed metering mechanism, when the wheat seed quantitative discharging shell conducts quantitative discharging of wheat seeds, an elastic rubber pad can slightly impact the outer side of the wheat seed quantitative discharging shell for multiple times, the wheat seeds in the wheat seed quantitative discharging shell are assisted to fall down normally, and precise seed metering of wheat breeding is facilitated.

This invention relates to the field of swing arm installation technology, specifically to a swing arm press-fitting method and system. The method includes moving the swing arm bushing and mounting sleeve to a positioning state, wherein the positioning state includes the outer circumferential surface of a positioning post abutting the inner circumferential surface of the mounting sleeve, a first engaging portion on the positioning post being detachably connected to a second engaging portion on a positioning tube, and the positioning post and the inner spring unit being spaced apart along the press-fitting direction; moving the bushing along the press-fitting direction to a completed state, during the bushing movement, after the first engaging portion and the second engaging portion separate, the bushing drives the inner spring unit to compress along the press-fitting direction via the positioning post. The maximum resistance along the springback direction caused by the connection of the first and second engaging portions to the bushing movement is less than the maximum resistance along the springback direction caused by the inner spring unit to the bushing movement. This solves the problem of bushing misalignment during swing arm press-fitting.

The utility model relates to hoisting machinery technical field, and disclose a kind of hoisting pulley device of anti-drop slot, solve the problem proposed in background art, it includes pulley body, support and steel wire rope, further include: anti-drop slot mechanism, the anti-drop slot mechanism includes rotatable baffle being symmetrically arranged in the both sides of pulley body, rotatable baffle is hinged with support by pivot;Self-locking mechanism, the self-locking mechanism includes ratchet strip being arranged on at least one side baffle and elastic pawl being arranged on support, ratchet strip and elastic pawl engage to constitute one-way locking structure;Reset mechanism, the reset mechanism includes torsion spring being sleeved on pivot, the utility model, with can effectively block steel wire rope, even in the case where steel wire rope swings or deflection, also can prevent its drop slot, reduce manual intervention, improve the degree of automation of device, also avoid the effect of hoisting failure or equipment damage due to baffle not reset.

The invention relates to the technical field of civil engineering tunnel construction, and discloses retreating type segmented grouting equipment and a using method thereof.The retreating type segmented grouting equipment comprises an equipment driving motor, a drill rod dismounting and mounting mechanism is arranged in the equipment driving motor and on the right side of the equipment driving motor, and a positioning and mounting mechanism is arranged on the right side of the equipment driving motor; a clamping and positioning mechanism is arranged in the positioning and mounting mechanism, the drill rod dismounting and mounting mechanism comprises a first extending drill rod, and the first extending drill rod is clamped into an equipment driving motor. According to the retreating type segmented grouting equipment and the using method thereof, the drill rod dismounting and mounting mechanism is arranged, and a positioning column fixed outside a connecting sleeve is clamped into a clamping groove, so that a first extending drill rod, a second extending drill rod and a rotating drill rod are connected, and the connecting structure is convenient to dismount and mount; and the segmented grouting equipment can be conveniently and stably used for drilling the rock stratum and performing segmented grouting, so that the segmented grouting operation can be conveniently and stably performed by using the equipment.

The invention discloses a welding gun regulation and control method and system applied to a spiral welded pipe welding operation environment, and relates to the technical field of spiral welded pipes. Secondly, welding gun deviation and welding area parameters are obtained; step 3, modeling; fourthly, the welding gun set adjustment amount, the angle after first gun adjustment and the adjustment amount of each wire are calculated; and fifthly, welding control is conducted. The welding device has the effect of improving the welding work quality.

The utility model belongs to the technical field of building components, and discloses a pile tip and a square pile. The pile tip is used for being installed at the end of a pile body and comprises a main body, a sliding piece, a sliding groove, a limiting assembly and a reinforcing body. The main body is in a big-end-up conical shape. The sliding piece is integrally formed at the upper end of the body. The sliding groove is formed in the end of the pile body in the horizontal direction, at least one end of the sliding groove is open, and the sliding piece is embedded in the sliding groove in a sliding mode and provided with a fixing position. The limiting assembly is configured to limit the sliding piece to the fixed position. The reinforcing body is in a big-end-up conical shape and is arranged in the center of the lower end of the main body. According to the pile tip provided by the utility model, the condition that the pile tip is inclined or falls off due to stress can be effectively reduced through an assembly structure formed by matching the sliding piece with the sliding groove, so that the normal guiding of the pile body in the construction process can be ensured, and the condition that the pile body is inclined can be further reduced.