16results about How to "Guaranteed folding effect" patented technology

The present invention relates to the field of screening, and specifically provides a multi-stage ore screening device, which aims to solve the problem of reduced filtering efficiency and poor screening effect caused by filter blockage in current ore screening devices. The multi-stage ore screening device of the present invention includes a device housing and a reset component, a bending component, and a first filter plate group and a second filter plate group arranged up and down connected to the device housing. The device housing is formed with a feed chamber and a plurality of screening chambers connected to the feed chamber. The reset component can provide a pulling force to straighten the first filter plate group and the second filter plate group. The first filter plate group and the second filter plate group are provided with a bending component on their sides. The bending component can overcome the pulling force provided by the reset component to the first filter plate group or the second filter plate group and fold the two adjacent first filter plates or the second filter plates to one side, so as to clean the filter plates by beating and vibrating, avoid clogging the filter holes with ores, and ensure the screening effect.

The present invention provides a folding device for disposable sanitary products, comprising: a first conveying part for conveying the disposable sanitary products along a first path; a second conveying part for conveying the disposable sanitary products along a second path extending in a direction intersecting the first path; a folding mechanism with a folding component for folding the disposable sanitary products between the first conveying part and the second conveying part; a driving mechanism connected to the folding component, for driving the folding component to move back and forth linearly along the second path direction between a folding position and a retreat position; and a guiding mechanism, in the extension direction of the first path, or based on the extension line of the first path, guiding the front end of the disposable sanitary products to the opposite side of the second conveying part. The driving mechanism is a structure in which at least one pulley is directly connected to a servo motor, and a synchronous belt is hung on the outer periphery of the pulley in a ring path. The folding device of the present invention can perform high-speed folding while avoiding wrinkles in the disposable sanitary products.

The invention discloses a backpack and hand-push integrated fire-fighting electric smoke exhaust device, and relates to the technical field of electric smoke exhaust, the backpack and hand-push integrated fire-fighting electric smoke exhaust device comprises a fan body, a driving mechanism is arranged at the inner end of the fan body, and folding supporting mechanisms are arranged at the two ends of the fan body in a downward extending mode; the end, away from the draught fan body, of the folding supporting mechanism is fixedly connected with a control box, the draught fan body is in up-down overturning opening and closing movement through the folding supporting mechanism, a positioning clamping groove is formed in the center of the upper end of the control box, and the driving mechanism is clamped in the positioning clamping groove. According to the negative-hand-push integrated fire-fighting electric smoke exhaust device, the portability, the operation convenience and the equipment stability are fully considered, and an effective smoke exhaust function can be provided in a complex and changeable fire scene. Due to the folding structure and multiple use modes, the equipment is not only suitable for general fire occasions, but also can cope with special situations such as emergency rescue and the like.

The utility model relates to the technical field of protective shells, and discloses a screen adsorption type protective shell, which comprises a bottom shell, a screen plate shell, a soft layer and an adsorption module, two ends of the soft layer are respectively butted with the bottom shell and the screen plate shell, the soft layer is used for folding or unfolding the bottom shell and the screen plate shell, and the screen plate shell is used for covering a screen of electronic equipment; the adsorption module comprises two outer shell blocks and two outer plate blocks, the outer plate blocks are installed on the screen plate shell, the outer shell blocks are installed on the bottom shell, and the two outer shell blocks and the two outer plate blocks are in one-to-one correspondence and are arranged in an adsorption mode. Under the action of the soft layer, folding and unfolding of the bottom shell and the screen plate shell are realized, and meanwhile, a screen of the electronic equipment is protected through the screen plate shell; in the folding state, under the adsorption matching action of the two outer shell blocks and the two outer plate blocks, the adsorption force on the screen plate shell is improved, so that it is guaranteed that the screen plate shell is in the covering state, the screen plate shell is prevented from being opened by mistake, and then the covering effect of the screen plate shell and the folding effect of the protective shell are guaranteed.

The invention discloses a plastic bag folding and bundling device which comprises a conveying table and supporting legs. According to the plastic bag folding device, the moving arms and the clamping grooves are adopted, when plastic bags are folded, a person can adjust the positions of the moving arms according to different types and sizes of the plastic bags, then the distance between the moving arms is changed, the moving arms can be located at the positions of bag bodies of the plastic bags or the positions of multiple sets of lifting handles, and therefore the plastic bags can be folded conveniently. According to the plastic bag clamping device, the clamping ends of the plastic bags can be inserted into the clamping grooves after clamping of the different plastic bags is completed, and due to the fact that the length of the clamping grooves is far larger than that of the plastic bags, the plastic bags of the different types can be fixed; and subsequent rotary folding operation is facilitated, the device can fold different types of plastic bags, the using effect of the device is improved, and the device has the advantages of being high in universality and multipurpose.

The utility model relates to the technical field of newspaper and periodical manufacturing, in particular to a multipurpose folding machine for newspapers and periodicals, which not only can be used for stacking multiple layers of newspapers and periodicals and conveniently folding multiple groups of newspapers and periodicals once, but also can be used for conveniently folding newspapers and periodicals with different sizes, so that the applicability of the device is improved. Comprising a conveying mechanism; the newspaper and periodical pressing device further comprises a traction mechanism, a clamping mechanism, a lifting mechanism, a pressing mechanism and two sets of extrusion mechanisms, the traction mechanism is installed on the conveying mechanism and drives the clamping mechanism to move, the clamping mechanism is installed on the traction mechanism to clamp newspapers and periodicals, and the lifting mechanism is installed on the conveying mechanism and drives the pressing mechanism to lift. The pressing mechanism is installed on the lifting mechanism and presses the newspapers and periodicals, and the two squeezing mechanisms are installed on the conveying mechanism and press the newspapers and periodicals.

The embodiments of the present application provide a flexible cover plate, a display module and a display device, which belong to the field of display devices, and include: the cover plate structure includes: a first cover plate layer, the first cover plate layer includes two opposite surfaces; a second cover plate layer, the second cover plate layer is located on at least one surface of the first cover plate layer; the second cover plate layer is directly attached to the first cover plate layer, and the second cover plate layer is configured to be able to bend along with the first cover plate layer, and the elastic modulus of the second cover plate layer is greater than or equal to 1GPa and less than or equal to 100GPa. The flexible cover plate, display module and display device provided by the embodiments of the present application can improve the impact resistance and surface hardness of the flexible cover plate, while also ensuring the folding performance of the flexible cover plate.

The utility model relates to the technical field of food packaging, and discloses packaging bag folding and sealing equipment which comprises a conveying belt, a bag sweeping station, a bag folding station and a sealing station are sequentially arranged in the conveying direction of the conveying belt, the bag sweeping station is provided with a bag sweeping device used for shaping wing-shaped bag edges and side lugs of packaging bags, and the bag folding station is provided with a bag sealing device used for sealing the packaging bags. The bag folding station is provided with a bag folding device used for folding side lugs of packaging bags, and the sealing station is provided with a sealing device used for sealing the packaging bags. The bag folding device synchronously moves along with the packaging bag after the side lugs of the packaging bag are folded, or the bag folding device synchronously moves along with the packaging bag when the side lugs of the packaging bag are folded, and after the side lugs of the packaging bag are folded, the packaging bag is kept in a folded state and enters the sealing device. The bag folding device can synchronously move along with the packaging bag, the side lugs are kept in the folded state in the synchronous movement process, the folding effect of the side lugs is guaranteed based on the synchronous movement, and the packaging quality of the follow-up process is improved.

The utility model discloses a curtain type safety air bag bag with high inflation reliability. The curtain type safety air bag bag with high inflation reliability comprises an upper air bag piece and a lower air bag piece, the upper air bag piece and the lower air bag piece are stitched to form an air bag cavity, and the air bag cavity is provided with an inflation port. The curtain type safety air bag bag comprises a gas guide reinforcing piece arranged at the inflation port, the gas guide reinforcing piece comprises two first reinforcing pieces and two second reinforcing pieces, the two first reinforcing pieces and the two second reinforcing pieces are located between the upper air bag piece and the lower air bag piece, and the two second reinforcing pieces are located outside the two first reinforcing pieces. The first reinforcing piece has an overlapping part overlapping with the second reinforcing piece and a gas nozzle part extending beyond the second reinforcing piece, the two first reinforcing pieces and the two second reinforcing pieces are stitched at the partial edges of the overlapping part and are provided with gas distribution ports, and the two first reinforcing pieces are respectively stitched with the upper air bag piece and the lower air bag piece at the edges of the gas nozzle part.

The three-axis type hinge folder comprises a front connector and a rear connector, a first connecting groove is formed in the back side of the right end of the front connector, and a pair of limiting protruding blocks are arranged at one end of the first connecting groove; the back side of the left end of the rear connector is provided with a second connecting groove communicated with the first connecting groove, a first connecting shaft and a second connecting shaft are fixedly inserted into the first connecting groove and the second connecting groove respectively, the first connecting shaft is rotationally connected with a first hinge piece, the second connecting shaft is fixedly connected with a second hinge piece, and the second hinge piece is rotationally connected with the first hinge piece through a third connecting shaft. A pair of limiting grooves connected with the limiting protruding blocks is formed in one end of the second hinge piece. Under the condition that the center of the folding shaft and the plane of the folding center are kept in the same plane, the hinge assembly is hidden on the connector, so that the overall appearance is flat and integrated, the hidden design of the handle, the hinge and the connecting shaft is achieved, and good appearance flatness and attractiveness are achieved.

The utility model relates to the technical field of wire rods, in particular to a wire rod convenient to fold, which comprises an outer wrapping layer, a connecting layer is arranged on the inner wall of the outer wrapping layer, a protective layer is arranged on the inner wall of the connecting layer, three main battery cells and three auxiliary battery cells are arranged in the protective layer, wear-resistant layers are arranged on the outer walls of the three main battery cells, and the wear-resistant layers are arranged on the outer walls of the three auxiliary battery cells. A first insulating layer is arranged on the outer wall of the wear-resistant layer, second insulating layers are arranged on the outer walls of the three auxiliary battery cells, mounting blocks are fixedly connected to the two ends of the outer wall of the outer wrapping layer, and grooves are formed in the corresponding side faces of the two mounting blocks. The utility model has the advantages that the outer cladding layer is made of the polyethylene material, the protective layer is made of the polyvinyl chloride material, the wear-resistant layer is made of the polyurethane material, and the various materials all have good bending resistance and good rebound resilience, can be folded and bent conveniently, can bear the requirement of multiple times of folding while playing a role in protection and support, and are convenient to use. The service life of the wire is prolonged.

The utility model discloses an edge folding mechanism for a sewing machine, which relates to the technical field of sewing machines, and comprises a machine body and a workbench arranged on the machine body, and further comprises a placing table for placing cloth copper, a first positioning piece, a folding component and a second positioning piece which are sequentially arranged along the cloth conveying direction, the second positioning piece is arranged at a machine needle of the machine body, the folding assembly comprises a fixing piece arranged on a working table of the machine body and a pressing piece arranged on the outer side of the fixing piece in a surrounding mode, and an edge folding channel with a U-shaped section is formed between the pressing piece and the fixing piece. And by arranging the folding assembly, automatic folding is achieved, manual operation is not needed, and the working efficiency is improved.

The utility model discloses a folding mechanism of a film cutting and folding machine, and relates to the technical field of film processing, the folding mechanism of the film cutting and folding machine comprises a film cutting machine, the end portion of the film cutting machine is fixedly connected with a supporting table, and rectangular sliding grooves are formed in the supporting table in a rectangular array mode; thin film edge guide frames are symmetrically and movably connected to the upper portion of the supporting table, and the end, close to the thin film cutting machine, of each thin film edge guide frame is movably connected with an edge extrusion wheel. The film edge guide frame comprises side baffles, and a spiral guide face is integrally arranged on the side face of each side baffle. According to the film folding device, downward pressure is applied to the movable sliding block through the elasticity of the compression spring, so that the edge of a folded film is squeezed, the squeezing roller at the bottom of the movable sliding block guides the edge of the film, the phenomenon that the edge of the film rebounds after being folded is prevented, and the positioning column on the movable sliding block is in sliding fit with the circular groove, so that the film can be conveniently folded. And the limiting effect can be achieved.

The invention provides a station synchronous rotating device, and relates to the technical field of tobacco processing. The station synchronous rotating device comprises a rack, a rotating mechanism, a storage mechanism and a monitoring piece. The rotating mechanism is arranged on the rack and comprises a driving part and an indexing turntable, and the indexing turntable is rotationally connected to an output shaft of the driving part; the object placing mechanism comprises an object placing assembly, the object placing assembly is provided with stations used for placing workpieces, the object placing assembly is rotationally connected to the indexing turntable, and when the driving part drives the indexing turntable to rotate, the object placing assembly and the indexing turntable synchronously rotate; the monitoring part is arranged on the rotating mechanism and used for monitoring the rotating synchronism of the indexing rotary disc and the storage assembly and sending out a prompt signal. The station synchronous rotating device can guarantee the folding effect and improve the folding efficiency.