Abstract: A method for treating and phosphatizing a metal board without using acid includes the following steps: performing a degreasing step to remove grease and dirt from a surface of the metal board with a degreasing agent; performing a blast-peening step by blasting and peening polygon blast-peening granules on the metal board through a centrifugal impeller to remove an oxidized layer; performing a washing step to clean remaining powders from the metal board after the blast-peening step; performing a phosphatizing step to form a protective phosphate coating on the metal board; performing another washing step to wash off remaining phosphatizing agents from the metal board; performing a rustproofing step to apply a rustproofing agent on the metal board; and performing a drying step to dry the metal board.

Abstract: A sealing structure including a first inner layer unit, a second inner layer unit, a first outer layer unit, and a second outer layer unit is provided. The second inner layer unit and the first inner layer unit are partially connected to each other through a connection manner, so as to form a gas delivery structure that includes a plurality of first stop barriers, a plurality of second stop barriers, and a runner. The second outer layer unit and the first outer layer unit are partially connected to each other through the connection manner, so as to form a first closed pattern, a second closed pattern, a plurality of interval patterns and a plurality of non-continuous patterns. Each of the plurality of first stop barriers and each of the plurality of second stop barriers are connected to one of the plurality of interval patterns respectively.

Abstract: An inflation bag with protective base is provided. Two outer films and two inner films are stacked with each other, and the stacked structure is heat sealed and inflated to form the inflation bag. The inflation bag includes two side surface walls and a bottom surface wall between the side surface walls and connected to bottoms of the side surface walls. The bottom surface wall includes bottom columns. Each bottom column has a first bottom column portion, a protection column portion, and a second column portion. A first heat-seal node is provided for attaching the outer films with the inner films, and the first bottom column portion is connected to the second bottom column portion. One or more second heat-seal nodes are provided on the protection column portion for attaching the outer films with the inner films, and the protection column portions are folded to form a protective base.

Abstract: A corner sleeve cushioning device with a rear-end reinforced structure includes first air and second air column surfaces, and a bottom air column surface connected between bottom portions of the first and second air column surfaces. The first, second, and bottom air column surfaces each have a plurality of air columns, and a receiving space is formed therebetween. An inner fixed portion and a rear-end fixed portion respectively bind an inner surface of an outer end of the first air column surface and an inner surface of an outer end of the second air column surface with each other. The rear-end fixed portion is opposite to the receiving space and located at an outer side of the inner fixed portion, so that the corner sleeve cushioning device has a rear-end reinforced structure with a double layer protection formed at an outer side of the receiving space.

Abstract: A shot blasting cabinet with adjustable impellers includes a cabinet, a plurality of impeller apparatuses, and a plurality of adjusting devices. A shot-blasting working line is defined between an inlet and an outlet of the cabinet. The impeller apparatuses are symmetrically disposed on upper and lower sides of the cabinet. Each impeller apparatus has a protective housing, a driving device, a pair of rotary plates, and a plurality of impeller blades. The driving device connects one of the rotary plates. The protective housing covers the pair of rotary plates and the impeller blades, and defines a shot-blasting exit surface. The shot-blasting exit surface communicates with an interior of the cabinet. The adjusting devices are used to adjust an angle and a distance of the shot-blasting exit surface relative to the shot-blasting working line.

Abstract: A gas-sealed body with cushioning function is adapted to be inflated by a processing machine. The processing machine includes an inflation bar and pressing wheels adjacent to the inflation bar. The inflation bar is to inflate the gas-sealed body. The pressing wheels roll on a rolling track of the gas-sealed body for conveying the gas-sealed body. The gas-sealed body includes an inflation channel, gas inlets, pillow structures, and gas chambers. Each gas chamber includes one or more gas inlets, one or more cushion-part gas column, and a main-part gas column. When each of the inflation inlets is inflated, the corresponding one or more cushion-part gas column and the corresponding main-part gas column are inflated and expanded in order.

Abstract: An M-type inflatable bag includes a bottom wall, two side walls, two protective walls and two connecting portions. The bottom wall includes a plurality of bottom gas columns. Each of the side walls includes a plurality of side gas columns. Each side wall is located on two opposite sides of the bottom wall. The side walls and the bottom wall are divided at a joint to form a receiving space and a limiting space. The protective walls include a plurality of protective gas columns, and the protective walls are separately located outside the side walls. The connecting portion includes a plurality of first heat sealing nodes adjacent to the side wall and a plurality of second heat sealing nodes adjacent to the bottom wall. When the side wall and the bottom wall are bent, a buffer bump is formed between a first virtual bending line and a second virtual bending line.

Abstract: A sealing structure including a first inner layer unit, a second inner layer unit, a first outer layer unit, and a second outer layer unit is provided. The second inner layer unit and the first inner layer unit are partially connected to each other through a connection manner, so as to form a gas delivery structure that includes a plurality of first stop barriers, a plurality of second stop barriers, and a runner. The second outer layer unit and the first outer layer unit are partially connected to each other through the connection manner, so as to form a first closed pattern, a second closed pattern, a plurality of interval patterns and a plurality of non-continuous patterns. Each of the plurality of first stop barriers and each of the plurality of second stop barriers are connected to one of the plurality of interval patterns respectively.

Abstract: A method for treating and phosphatizing a metal board without using acid includes the following steps: performing a degreasing step to remove grease and dirt from a surface of the metal board with a degreasing agent; performing a blast-peening step by blasting and peening polygon blast-peening granules on the metal board through a centrifugal impeller to remove an oxidized layer; performing a washing step to clean remaining powders from the metal board after the blast-peening step; performing a phosphatizing step to form a protective phosphate coating on the metal board; performing another washing step to wash off remaining phosphatizing agents from the metal board; performing a rustproofing step to apply a rustproofing agent on the metal board; and performing a drying step to dry the metal board.

Abstract: A corner sleeve cushioning device with a rear-end reinforced structure includes first air and second air column surfaces, and a bottom air column surface connected between bottom portions of the first and second air column surfaces. The first, second, and bottom air column surfaces each have a plurality of air columns, and a receiving space is formed therebetween. An inner fixed portion and a rear-end fixed portion respectively bind an inner surface of an outer end of the first air column surface and an inner surface of an outer end of the second air column surface with each other. The rear-end fixed portion is opposite to the receiving space and located at an outer side of the inner fixed portion, so that the corner sleeve cushioning device has a rear-end reinforced structure with a double layer protection formed at an outer side of the receiving space.

Abstract: An air-sealed bag with enhanced side and corner protection includes a box body and first protection walls. The box body is formed by a plurality of first air columns and includes two side walls and a bottom wall. The bottom wall is at bottom ends of the side walls and is connected with the side walls. The side walls and the bottom wall form a receiving space. The outer surface of the first air column adjacent to the joint between the side walls forms a chamfered shape. The first protection walls are on the outer side surfaces of the side walls, respectively. Each of the first protection walls includes two first protection portions, and each first protection portion includes a first protection air column. Each of the first protection portions is attached on the first air column of which the outer surface forms the chamfered shape.

Abstract: A shoulder-filled inflatable bag includes a box body and a cover body. The shoulder-filled inflatable bag can protect the packaged objects, such as a bottle, especially a bottle having shoulders, such as a detergent, a laundry detergent, and etc. In addition to protecting the bottle from external impact, especially the neck of a protective bottle, the shoulder-filled inflatable bag effectively disperses the pressure on the bottle, so that the bottle is not broken due to pressure during transportation or handling.

Abstract: A shot blasting machine includes a shot processing assembly, at least one impeller assembly, a collecting assembly, and a lifting assembly. The at least one impeller assembly includes a pair of rotary plates, a plurality of impeller blades, a plurality of connecting rods, and a protective case body. Each of the rotary plates has a central hole, a plurality of impeller blade grooves, and a plurality of limiting recesses. Each of the plurality of impeller blade grooves has a groove bottom part that is adjacent to the central hole and a groove top part that is adjacent to a circumference of each of the pair of rotary plates. Each of the plurality of impeller blades including a vane part and a pair of blade side parts that are connected to two sides of the vane part, and each of the blade side part has a limiting protrusion.

Abstract: An inflating stick and a processing machine are provided. The inflating stick includes a body, a link rod, a cutter, and one or more inflating tubes. A front end of the body includes a guiding segment with a cone structure. A rear end of the body includes a packing segment. The body includes a gas inlet formed on the packing segment, an internal chamber allowing gas to flow into through the gas inlet, and gas outlets formed on an outer wall of the body allowing gas to flow out. The packing segment includes a first locking structure and a second locking structure. The first locking structure and the second locking structure communicate with the gas inlet. The second locking structure is detachably fastened to the first locking structure. The link rod and the cutter are disposed in rear of the body. The inflating tube is connected to the gas inlet.

Abstract: An inflation bag with protective base is provided. Two outer films and two inner films are stacked with each other, and the stacked structure is heat sealed and inflated to form the inflation bag. The inflation bag includes two side surface walls and a bottom surface wall between the side surface walls and connected to bottoms of the side surface walls. The bottom surface wall includes bottom columns. Each bottom column has a first bottom column portion, a protection column portion, and a second column portion. A first heat-seal node is provided for attaching the outer films with the inner films, and the first bottom column portion is connected to the second bottom column portion. One or more second heat-seal nodes are provided on the protection column portion for attaching the outer films with the inner films, and the protection column portions are folded to form a protective base.

Abstract: A packaging bag for shockproof includes a bottom wall, a shielding portion, a limiting film and a cover body. Both sides of the shielding portion are adhered to the surface of the bottom wall by heat sealing, and a nesting space is formed between the shielding portion and the bottom wall. The limiting film is stacked above the bottom wall and includes a body and a reversed portion. An accommodation space is formed between a bottom surface of the body, the surface of the bottom wall and the outer longitudinal heat sealing lines, and a limiting space is formed between the top surface of the body, an inner side of the reversed portion and the inner longitudinal heat sealing line. The cover body includes cover air columns located on an upper side of the bottom wall.

Abstract: An inflatable package wine bag includes a bottom wall, a first fixing structure, and a second fixing structure. The first fixing structure includes a first connecting portion and a first bending portion. The second fixing structure includes a second connecting portion and a second bending portion. The first bending portion includes a first inner side surface wall and a first opening, and the second bending portion includes a second inner side surface wall and a second opening.

Abstract: A shoulder-filled inflatable bag includes a box body and a cover body. The shoulder-filled inflatable bag can protect the packaged objects, such as a bottle, especially a bottle having shoulders, such as a detergent, a laundry detergent, and etc. In addition to protecting the bottle from external impact, especially the neck of a protective bottle, the shoulder-filled inflatable bag effectively disperses the pressure on the bottle, so that the bottle is not broken due to pressure during transportation or handling.

Abstract: A packaging bag for shockproof includes a bottom wall, a shielding portion, a limiting film and a cover body. Both sides of the shielding portion are adhered to the surface of the bottom wall by heat sealing, and a nesting space is formed between the shielding portion and the bottom wall. The limiting film is stacked above the bottom wall and includes a body and a reversed portion. An accommodation space is formed between a bottom surface of the body, the surface of the bottom wall and the outer longitudinal heat sealing lines, and a limiting space is formed between the top surface of the body, an inner side of the reversed portion and the inner longitudinal heat sealing line. The cover body includes cover air columns located on an upper side of the bottom wall.