18 results about "Double seam" patented technology

The invention relates to the technical field of tank body welding, and discloses fermentation tank body welding equipment which comprises a welding driving seat, a welding mechanical arm is installed on the side portion of the welding driving seat, and a seam pressing mechanism is assembled at the tail end of the welding mechanical arm; the seam pressing mechanism is composed of an arc-shaped tank pressing cover, a double-seam-pressing-wheel assembly and a tank pulling compensation assembly, two seam pressing wheels are rotationally and symmetrically arranged at the two ends of the arc face of the tank pressing cover respectively, the outer circumferential faces of the seam pressing wheels make rolling contact with the outer wall of the fermentation tank body, and deformation sensors are distributed on the outer surfaces of the seam pressing wheels in an array mode; the detection module is used for detecting deformation displacement of a tank welding area in real time; through the synergistic effect of the seam pressing mechanism and the can pulling compensation assembly, the welding precision and the operation stability are remarkably improved, the double seam pressing wheels are symmetrically arranged at the two ends of the arc-shaped can pressing cover, the outer circumferential faces of the double seam pressing wheels make rolling contact with a can body, welding pressure can be evenly dispersed, and can body deformation caused by local stress concentration is avoided.

Disclosed is a method to fill and seal a container for smoking food on a grill. The method includes positioning a container on a conveyor system, receiving the container in a vent hole applicator system, and placing a vent hole in the container with the vent hole applicator system. The method further includes receiving the container in a filling system, positioning the container adjacent to a tube from the filling system, and dispensing a smoke fuel from a hopper into the container through the tube. The method further includes receiving the container in a seam sealing system, positioning a lid onto the container, and curling the lid and container top to form a double seam. The method further includes receiving the container in a packaging system and packaging the container into sale packs for distribution.

The invention discloses a continuous welding device for a tower base of a power transmission line iron tower, and relates to the technical field of tower base welding. Two oppositely-arranged first radial guide openings and two oppositely-arranged second radial guide openings are formed in the top of a cross-shaped bearing table, a positioning control mechanism comprises first guide grooves corresponding to the first radial guide openings in a one-to-one mode and second guide grooves corresponding to the second radial guide openings in a one-to-one mode, and a first positioning mechanism is used for positioning and bearing a first tower base plate; the second positioning mechanism is used for positioning the second bearing tower base plate, the movable end of the first telescopic air cylinder is connected with a double-seam simultaneous welding assembly, and a welder used for welding seams is installed on a U-shaped welding base on the double-seam simultaneous welding assembly. A third guide groove, a fourth guide groove and a second guide groove are formed in the rotary positioning disc, a first radial guide opening and a second radial guide opening are formed in the cross-shaped bearing table, and meanwhile a first positioning mechanism and a second positioning mechanism are arranged, so that accurate positioning of the second tower base plates and the first tower base plates can be achieved, and the welding quality of the iron tower base can be improved.

A can seaming apparatus including a frame, a can handling assembly, a can driving assembly and a seaming assembly. The can seaming apparatus is configured to seal a lid to a can through a double seam can seal. The can is positioned and clamped between an upper and a lower chuck. The can driving assembly spins the can and the upper and lower chucks about an axis. The seaming assembly includes two rollers mounted to a roller frame which pivots about an axis relative to the frame. The roller frame can be pivoted so as to selectively have the two rollers sequentially engage the can to form the necessary crimping operations.

The invention provides a self-adaptive control method and system for double rolling quality of a zip-top can, relates to the technical field of intelligent control, and solves the technical problems in the prior art that simulation and production are disjointed, detection and regulation are lagged, and adjustment lacks accurate basis due to fixed material parameters and finished product detection. The method comprises the following steps: collecting material data, working condition data and double rolling form data through multiple types of sensors, eliminating noise data, unifying a data format, establishing a geometric model and constructing an initial finite element model, calculating material mechanical parameters based on the processed material data, and writing the material mechanical parameters into the finite element model, and adjusting the finite element model according to the working condition data and the double rolling form data, solving the finite element model in near real time, extracting a key quality index, comparing the key quality index with a preset target range, and if deviation exists, calculating a production parameter adjustment amount based on a PID control algorithm and the finite element model. The method is used for self-adaptively controlling the double rolling and sealing process of the zip-top can.

The application discloses a double-welding-line welding forming device and method for a building pipeline, relates to the field of pipeline welding, and comprises a rotating tool mechanism, an inner-outer double-line forming mechanism and a reinforcing groove forming mechanism. The rotating tool mechanism comprises oppositely arranged fixed and movable machine bases, and first and second three-jaw chucks are rotatably arranged on the fixed and movable machine bases respectively. The inner-outer double-line forming mechanism comprises a welding base, an outer welding ring and an inner welding ring. The outer welding ring, the first three-jaw chuck and the inner welding ring are coaxially arranged. First and second welding guns are arranged on the outer welding ring and the inner welding ring respectively. The first and second welding guns perform welding operations on the outer top wall and the inner bottom wall of the pipeline respectively. The reinforcing groove forming mechanism is used for forming a reinforcing groove penetrating along the radial direction on the welding end face of the pipeline. The inner-outer double-layer annular welding lines are formed at one time, and the welding rod formed in the reinforcing groove can connect the inner and outer annular welding lines, so that the welding strength is high.

The invention relates to a corrosion-resistant metal can and a manufacturing method thereof.The metal can comprises a can body and a bottom cover arranged at the bottom of the can body, and the bottom cover is connected with the bottom of the can body in a double-rolling-sealing mode; the can body is sequentially provided with a non-seaming area, a first seaming area and a second seaming area from top to bottom, the first seaming area is an area from a groove formed by the bottom cover and the can body to the bottom of the can body in a bent mode, and the second seaming area is an area from the bent position of the bottom of the can body to the tail end of the can body; a powder coating is arranged at the bottom of the can body, and the powder coating is arranged according to any one of the following modes: the powder coating covers the first seaming area, the second seaming area and part of the non-seaming area; the powder coating covers the first seaming area and part of the non-seaming area, and the second seaming area is free of the powder coating. According to the metal tank, the powder coating is arranged between the bottom of the tank body and the bottom cover, so that the internal corrosivity of the metal tank is improved.

The present invention provides an automatic welding platform for a freezer shell, which relates to the technical field of automatic welding platforms and includes a conveying platform. Along the conveying direction above it are a first welding station, a second welding station, and a filling station in sequence; a filling component is provided at the filling station; a corner butt joint piece, which includes an angle plate, a middle connecting block, an outer arc block, and an outer baffle; a first double-seam welding component, which is symmetrically arranged on both sides of the first welding station. The first double-seam welding component includes a first position adjusting component, a first laser welding gun, a first grasping component, a first storage component, and a first welding gun cleaning component; a second double-seam welding component; in the present invention, a reinforcing cover and a corner butt joint piece are reserved outside the freezer inner liner, which can effectively improve the docking efficiency and docking strength of the exterior panel. The entire welding process is automatically completed, with high welding efficiency and no need for manual positioning.

The high-precision double-seam welding robot comprises a robot body, a control system and a rotating seat, the rotating seat is long, a welding gun is installed at the end, away from the robot body, of the rotating seat, and the rotating axis of the rotating seat is configured to be orthogonal to the welding face of a workpiece; when the rotary seat is in the 0-degree posture, the welding gun inclines outwards to point to a first welding seam on one side of the workpiece; when the rotary seat rotates by 180 degrees to a reverse posture, the welding gun inclines outwards to point to a second welding seam on the opposite side of the workpiece; and the control system is configured to obtain the spatial positions of the first welding seam and the second welding seam by using the laser positioning module, construct a geometric center line of the two welding seams as a virtual median line, and control the robot body to drive the rotation axis of the rotary seat to intersect with the virtual median line and the length center line to be parallel to the virtual median line. Single-machine synchronous high-precision welding of welding seams on the two sides can be achieved, and repeated positioning errors can be eliminated.

The utility model relates to the technical field of ring seam welding, and proposes a double-station welding table, which comprises a workbench, the workbench is fixed with a transmission track, the transmission track is of annular structure, a plurality of support plates are slidably connected to the transmission track, each support plate is fixed with a clamping mechanism, the center of the transmission track is provided with a driving block fixedly connected with each support plate, the driving block is rotatably connected with the workbench through a driving mechanism, the workbench is further fixed with two groups of welding mechanisms, and the welding gun positions of the welding mechanisms are located above the transmission track. The utility model has the beneficial effects that it can simultaneously satisfy the welding of single seam or double seam, realize the synchronous welding and workpiece loading and unloading, and significantly improve the production efficiency.

1. Name of the Design Product: Storage Bag (Transparent Window - Double - seam Flanging Side - pull Position - Vacuum - pumpable Storage Bag). 2. Use of the Design Product: The design product is used as a vacuum - pumpable storage bag with a transparent window for visualizing the interior. 3. Design Key Points of the Design Product: The combination of shape and pattern. 4. Picture or Photograph Best Showing the Design Key Points: Perspective View 1 of Design 1. 5. Design 1 is designated as the basic design.

Disclosed is a method to fill and seal a container for smoking food on a grill. The method includes positioning a container on a conveyor system, receiving the container in a vent hole applicator system, and placing a vent hole in the container with the vent hole applicator system. The method further includes receiving the container in a filling system, positioning the container adjacent to a tube from the filling system, and dispensing a smoke fuel from a hopper into the container through the tube. The method further includes receiving the container in a seam sealing system, positioning a lid onto the container, and curling the lid and container top to form a double seam. The method further includes receiving the container in a packaging system and packaging the container into sale packs for distribution.

This invention relates to the technical field of arc welding and discloses an automated welding equipment for steel pipe skeletons. The equipment includes a base, a walking welding roller frame mounted on the base for supporting the steel pipe skeleton, a column located on the other side of the base, at least two displacement mechanisms symmetrically arranged on the column, a welding torch connected to the displacement mechanisms, a seam-filling unit located on the base and opposite to it, an oxide film removal unit located between the seam-filling unit and the walking welding roller frame, and a robotic arm mounted on the base. This equipment uses an elastic metal ring in conjunction with a double seam-filling unit to provide a double seal at both ends of the gap between the flange and the steel pipe, effectively preventing dust, welding slag, and other impurities from entering the gap and avoiding the accumulation of impurities that could cause corrosion, wear, and structural damage to the steel pipe.

A can closing machine (10) is operative to close standard gauge aluminum cans as well as lighter, weight reduced cans which have a lower column strength. Exemplary arrangements include a can closing machine that includes a turret (12) with a plurality of angularly spaced can closing stations (16). Each can closing station includes a lower chuck (44, 172) and an upper chuck (54). Can seaming rolls are operative to produce a continuous double seam (70) that join a can body (50) and a can lid (56) in sealed fluid tight relation. The machine is operative to precisely control the vertical velocity, position and momentum of the lower chuck and the can components supported thereon when engaging the upper chuck to reduce the risk of damage to can bodies and producing defective seams.

The utility model discloses a notching device for a double-spliced corrugated pipe. The notching device comprises a supporting box; the cutting device has the advantages that the adjusting support and the cutting knife are arranged, the output end of the second air cylinder drives the adjusting support and the cutting knife to move and adjust, the output end of the first motor drives the cutting knife to rotate, the cutting knife is driven to rotate, and the cutting knife is driven to rotate through the second motor. The double-spliced corrugated pipe cutting device is provided with a second motor, a second gear and a first gear, so that the output end of the second motor drives the second gear to rotate, and the second gear drives the meshed first gear to rotate when rotating, so that the double-spliced corrugated pipe in the rotating guide cylinder is cut, and the double-spliced corrugated pipe is cut. When the first gear rotates, the rotating guide cylinder on the inner side is driven to rotate, the position of the cutting knife can be driven to be adjusted, and annular notch treatment is conducted on the double-spliced corrugated pipe.

The invention discloses a double-welding-seam welding forming device and method for a building pipeline, and relates to the field of pipeline welding. The double-welding-seam welding forming device comprises a rotating tool mechanism, an inner and outer double-seam forming mechanism and a reinforcing groove forming mechanism; a first three-jaw chuck and a second three-jaw chuck are rotationally installed on the fixed machine base and the movable machine base correspondingly, the inner and outer double-seam forming mechanism comprises a welding machine base, an outer welding ring and an inner welding ring, the outer welding ring, the first three-jaw chuck and the inner welding ring are coaxially arranged, and a first welding gun and a second welding gun are installed on the outer welding ring and the inner welding ring correspondingly; the first welding gun and the second welding gun conduct welding operation on the outer top wall and the inner bottom wall of the pipeline correspondingly, the reinforcing groove forming mechanism is used for forming a reinforcing groove penetrating in the radial direction in the welding end face of the pipeline, inner and outer double-layer annular welding seams are formed at a time, and a welding rod formed in the reinforcing groove can connect the inner and outer annular welding seams. And the welding strength is high.

The invention discloses a novel insulation board assembly structure which comprises a plurality of insulation boards arranged on a mounting surface, the insulation boards are arranged on the mounting surface along an array, and a first joint and a second joint are formed between every two adjacent insulation boards from inside to outside. The width of the second joint is larger than that of the first joint, a first flexible part is arranged in the first joint, and a prefabricated part is arranged in the second joint. The invention further discloses a novel insulation board assembling method. According to the insulation board assembly structure, the joint filling structures are arranged between the adjacent insulation boards, so that the joints are prevented from being exposed, and the cold insulation performance is improved; according to the thermal insulation board, the first seam and the second seam are arranged in a double-seam mode, the width difference of the double seams is combined, the situation that the board is extruded or the seams are exposed under the condition that the thermal insulation board expands with heat and contracts with cold is effectively reduced or avoided, and the durability and the cold insulation performance are improved.

The synchronous grinding head comprises an inner seam grinding part, an outer seam grinding part, a tool rest module and a tool setting seam distinguishing part, the tool rest module comprises a linear sliding way, the inner seam grinding part and the outer seam grinding part are installed at one end of the linear sliding way in a sliding opening and closing mode to form a double-peak grinding station, and every time the tool rest module rotates by 180 degrees, the inner seam grinding part and the outer seam grinding part rotate; the double-seam grinding station and the spot-sweeping grinding station are switched once; and the tool setting and distinguishing seam is arranged on the tool rest module and is used for identifying whether the welding seam directly faces the inner seam grinding part and the outer seam grinding part or not when the spiral welding pipe is rotated at the double-seam grinding station. A grinding head for synchronously grinding inner and outer welding seams at the pipe end of a large-diameter spiral welding pipe satisfactorily ensures that the inner and outer welding seams are simultaneously ground in place only through one-time identification and one-time grinding process.