55results about How to "Uniform force on the surface" patented technology

The invention discloses a pitching machine for basketball layup training, which comprises an underframe, a box body, a ball basket, a pitching barrel and a ball pushing seat. The box body is mounted on a beam at the top of the underframe by a sliding seat; the bottom of the box body is connected in a sliding manner with the beam. The pitching barrel is arranged in the box body, an opening at the front end of the pitching barrel is hinged to a front wall plate of the box body, and the rear part of the pitching barrel is hinged to the upper end of a telescopic rod at the bottom of the box body. The ball pushing seat is arranged inside the pitching barrel, the outer wall of the ball pushing seat is connected in a sliding manner with the inner wall of the pitching barrel, and the ball pushing seat is provided with an accommodating cavity of which the front end is open. The ball basket is positioned in the box body above the pitching barrel, the ball basket is fixed on the front wall plate of the box body, and the bottom of the ball basket is communicated with the top of the front end of the pitching barrel by a flexible tube body. The pitching machine is simple in structure, high in automation degree, high in response speed, low in manufacturing cost and high in practicality, can achieve multi-angle ball passing, and enables training contents to be richer.

The invention discloses a laminating machine. The laminating machine comprises a frame, a vacuum laminating platform and an upper pressure platform, wherein the vacuum laminating platform and the upper pressure platform are arranged above the frame. The laminating machine is characterized in that the upper pressure platform comprises a positioning plate, a gasbag, a pressing plate and an upper pressure platform opening-closing driving device; the positioning plate and the pressing plate are connected by a guiding shaft; the gasbag is arranged between the positioning plate and the pressing plate; and one side of the pressing plate is hinged to the vacuum laminating platform and the other side is fixed and locked to the vacuum laminating platform by a locking device. The laminating machine has the advantages of strong stability, high automation degree, simple operation, uniform stress on a product binding face in production, high product quality and low defective rate. The gasbag applies pressure to the pressing plate. The contact between the pressing plate and a product is adjusted automatically. Flatness is high. The stress on a product surface is uniform. Laminating precision is high. The adverse problems of glass crushing caused by uneven stress, uneven laminating strength, air leakage and Newton's ring are avoided.

The invention discloses a forming mechanism of a brick press. The forming mechanism comprises a spreading mechanism for spreading raw materials, a prepressing mechanism for prepressing the raw materials, a main pressing mechanism for mainly pressing the raw materials, a demolding mechanism for demolding formed bricks, and a main bearing frame for bearing the spreading mechanism, the prepressing mechanism, the main pressing mechanism and the demolding mechanism. After the structure is adopted, compared with the prior art, the forming mechanism is provided with a brick making forming mold, the brick making forming mold sequentially passes through the spreading mechanism, the prepressing mechanism, the main pressing mechanism and the demolding mechanism, and the raw materials in the mold arepressed and formed in multiple processes. The forming mechanism is provided with the various processing mechanism, function types are rich, the raw materials in the mold can be spread, prepressed, mainly pressed, demolded and the like, the processing flow is finer, and therefore the forming quality of the bricks is improved.

The invention provides a seedling-raising plate cleaning device, and belongs to the field of cleaning machinery. The seedling-raising plate cleaning device comprises a rack, a conveyer belt and a plurality of cleaning units; a water inlet pipe is arranged on the rack; transmission wheels driven by a first motor are arranged on two ends of the inner side of the conveyer belt; the transmission wheels are arranged rotatably on the rack; a plurality of first slots for blocking the seedling-raising plates are arranged at intervals on the outer surface of the conveyer belt, the seedling-raising plates are embedded in the first slots; the larger side of each seedling-raising plate is parallel to the heading direction of the conveyer belt; the conveyer belt penetrates through the cleaning units; each cleaning unit comprises a box body, at least two water spray pipes and at least two vertically arranged brush rods. The seedling-raising plates are driven to move forwards by the conveyer belt and cleaned by the cleaning units, the cleaning of the seedling-raising plates is realized by arranging and taking the seedling-raising plates by manpower, the cleaning process is realized by machines, the manpower cleaning is not required, so the labor intensity of workers is reduced and the cleaning efficiency is improved.

The invention discloses an anchor design of a tensile carbon fiber reinforced plastic (CFRP) rib group. The CFRP rib is wrapped by using a soft metal layer so that the surface of the rib is uniformly stressed, and shearing damage and crushing damage are avoided; the force required for anchoring consists of two parts, wherein one part is the adhesion of the epoxy resin between the CFRP rib and the soft metal layer, while the other part is a horizontal component force produced by squeezing the CFRP rib with a conical plug and due to the angle per se; in order to prevent stress concentration, the force of the second part is limited on the rear half part of the entire soft metal layer; and the entire anchor is fixed to an anchor plate by using the conical plug; the other end of the anchor is connected with a pull rod and can be anchored by using an engineering jack in a tensile way; and the entire CFRP rib can be finally fixed to the two ends of a concrete beam by using the anchor at the previous end for anchoring after the tensile anchoring. The anchor has the characteristics of high operability, high usability and low cost.

The invention discloses a portable type anti-puncture floating bridge used for wading-assisted rescue. The portable type anti-puncture floating bridge comprises a first part, a floating body, an air inflating part and a second part, wherein the first part comprises a first housing, a floating body winding drum and a first motor; the air inflating part comprises a supporting plate, a connecting barrel, a gasbag and a compression gas tank; the floating body comprises a bridge deck main body and an air inflating floating barrel; and the second part comprises a second housing, a mooring rope winding drum and a power control box. The portable type anti-puncture floating bridge used for wading-assisted rescue disclosed by the invention has the advantages of being reasonable in structure, convenient in use, convenient to carry, safe and reliable, strong in adaptation, and the like, and effectively solves the problem that applicable wading rescue equipment is absent for a special terrain in arescue process.

The invention discloses a demoulding method of a precise forming component and a device thereof, wherein, the method is that a mould core of a mould is first rotated correspondingly to the forming component, so as to eliminate the adhesive force between the forming surface of the forming component and the mould core, then the forming component is pushed out from a mould cavity of the mould, thereby finishing the process of demoulding; the demoulding device consists of a mould core rotary sleeve (1), a mandril (2) and a concave mould sleeve (3), wherein, the mould core rotary sleeve (1) is connected with the mould core (6) that is arranged in a concave mould (5) by a spiral pair (4); the mould core rotary sleeve (1) is connected with the concave mould sleeve (3) by a moving pair (7); the top end of the mandril (2) props up the bottom of the mould core rotary sleeve (1). Compared with the prior art, the invention has the advantages of high forming precision, simple structure, reliable action, good strength, long service life and high efficiency, and the like, thereby greatly reducing the waster ratio and the production cost of enterprises.

The invention provides a workpiece clamping mechanism of a multi-wire cutting machine. The surface of a clamped silicon crystal bar is stressed uniformly, and the processing quality is good. The workpiece clamping mechanism comprises the silicon crystal bar. The workpiece clamping mechanism is characterized in that: the upper surface of the silicon crystal bar is tightly attached to a glass plate, the upper surface of the glass plate is fastened and connected with a lower lifting plate, the upper part of the lower lifting plate is inserted into a linear installation groove of an upper lifting plate, the position of the upper lifting plate is fixed, the section of the linear installation groove is trapezoidal, the bottom of the linear installation groove is open, the central position of the upper end face of the lower lifting plate is provided with a small end up straight groove body, double-lug ring seats are uniformly distributed above the upper lifting plate, the positions of the uniformly distributed double-lug ring seats are fixed, the lower part of each double-lug ring seat is connected with a cylinder, the cylinders are connected with the same pneumatic valve, ejector rods of the cylinders are connected with a lower bracket, two sides of the lower bracket press the top of a pull rod, and the bottom of the pull rod is arranged in the small end up straight groove body.

The invention discloses a novel basketball passing and catching training device, which comprises a bottom frame, a machine shell, a transmitting drum, a first collecting box, a second collecting box and a ball delivery pipe, wherein the machine shell is arranged on a cross beam at the top of the bottom frame, and the bottom of the machine shell is connected to the cross beam in a sliding mode. The transmitting drum is arranged in the middle of the interior of the machine shell; a ball pushing base is configured in the transmitting drum, and the ball pushing base is capable of sliding back and forth in the transmitting drum; the upper end of the ball delivery pipe is connected to and communicates with the bottom of the front side of the transmitting drum, and a ball support is arranged in the ball delivery pipe. The first collecting box and the second collecting box are symmetrically arranged on two sides of the transmitting drum; and ball inlets, which communicate with the various collecting boxes, are formed in wall plates of the machine shell on the front sides of the various collecting boxes. The bottom of the first collecting box is connected to and communicates with the lower part of the ball delivery pipe by virtue of a first pipe body; and the bottom of the second collecting box is connected to and communicates with the lower part of the ball delivery pipe by virtue of a second pipe body. The training device disclosed by the invention is simple in structure, high in automation degree, high in response speed, low in manufacturing cost and strong in practicability, and the training device is relatively good in popularization value.

The invention discloses an upper mold quick clamping device and application thereof and an application method, and belongs to the technical field of mold design. The device comprises an upper mold base, an upper mold, a hose base, a thimble and a hose; a mold mounting hole for mounting the upper mold is formed in the bottom of the upper mold base; the hose base is fixed on the side surface of theupper mold base, and a pipe groove is formed in the side surface thereof opposite to the upper mold base; the hose is positioned in the pipe groove; a thimble hole opposite to the pipe groove is formed in the side surface of the upper mold base, and communicates with the mold mounting hole; the thimble is arranged in the thimble hole, and the end thereof near the mold mounting hole is a positioning end; and a clamping groove cooperating with the positioning end of the thimble is formed in the side surface of the upper mold. The clamping device skillfully adopts a structural form of hydraulic force driving expansion of the hose to drive the thimble to clamp the upper mold to quickly realize clamping of the upper mold, achieves a two-way self-positioning effect to achieve higher clamping precision, greatly simplifies the structure, and is few in part, simple in clamping, low in cost and reliable in clamping.

The invention relates to the technical field of fruit processing equipment, particularly relating to a wrapping-type household orange juice extractor capable of squeezing by using internal expansion force. The technical problem in the prior art that a conventional orange juice extractor wastes resources and fails to rapidly squeeze is needed resolving. In order to resolve the above technical problem, the invention provides the wrapping-type household orange juice extractor capable of squeezing by using internal expansion force. The wrapping-type household orange juice extractor comprises a boxbody. The right side of the box body is equipped with a movable door. Four right-angle positions of the bottom of the box body are all fixedly connected with support legs. The top and the bottom of the inner wall of the box body are connected through a linear transmission device. The bottom of the linear transmission device is fixedly connected with an expansion force squeezing device. A wrappingdevice is arranged at the bottom of the inner wall of the box body, overlapped at the bottom of the expansion force squeezing device and movably connected with the bottom of the expansion force squeezing device. Pressure is released uniformly around the expansion force squeezing device so that the surface of an orange is uniformly stressed. At this time, the orange is rapidly squeezed. Additionally, constant pressure is offered to the orange, thereby thoroughly squeezing the orange.

The invention discloses a full-court in-movement basketball passing and catching trainer. The full-court in-movement basketball passing and catching trainer comprises an enclosure, a first box body, a second box body, a transmission mechanism and a shooting unit, wherein the first box body is positioned at one side in the enclosure, the second box body is positioned at the other side in the enclosure, the first box body is communicated with a ball inlet of the enclosure; the transmission mechanism comprises a first pipeline and a second pipeline, one end of the first pipeline is connected with the first box body, the other end of the first pipeline is connected with a second pipeline through a third pipeline, and the tail end of the second pipeline is connected with the second box body; the shooting unit is arranged in the enclosure under the second box body, the shooting unit comprises a shooting drum and a ball pushing seat, the front end and the rear end of the shooting drum are both fixedly connected with the enclosure, the front end of the shooting drum is opened, stretches out of the enclosure and inclines upwards, and the ball pushing seat is positioned in the shooting drum and is connected with the inner wall of the shooting drum in a sliding way. The full-court in-movement basketball passing and catching trainer disclosed by the invention has the advantages that the structure is simple, the automation degree is high, the response speed is fast, the manufacturing cost is low, the practicability is high, and the promotion value is higher.

The invention discloses a convenient suitcase, which comprises a suitcase body, a universal wheel and a compressed air bag. The suitcase body is provided with a box body, and both sides of the box body are provided with compressed air bags. The bottom of the box body is symmetrically provided with universal wheels, the top of the first metal block is fixedly connected with the box body by screws, and one side of the first metal block and the second metal block are welded with limiting rings. In the present invention, the compressed air bag arranged inside the box is injected with air through the action of the micro-blower and the expanded compressed air bag can directly contact with the items inside the box. When subjected to external force, the expanded compressed air bag can play a buffer At the same time, the force on the surface of the item is uniform, thereby effectively protecting the items in the box from damage. This structure can play a very good compressive effect and protect the box structure.

The invention relates to a mold combining mechanism of an injection machine. According to stress situation analysis on a front mold plate and a moving mold plate in mold combination operation of the injection machine, overall structures of the front mold plate and the moving mold plate are optimally designed, mold combination force to the two mold plates can be converted through a novel mold platestructure, and the purposes of improving the rigidity of the mold plates and the mold combination precision are achieved. The front mold plate and the moving mold plate comprise a mold locking forceloading plate, an annular hollow arch and a mold mounting plate; the top of the annular hollow arch support structure is fixedly connected with the mold locking force loading plate and the bottom of the annular hollow arch support structure is fixedly connected with the mold mounting plate; the front mold plate structure is hollowed, so that the mass of the mold plate is reduced while the mold plate rigidity is ensured. The mold combining mechanism has the advantages that firstly, the sealed hollow structure of the front mold plate and the moving mold plate is high in rigidity, high in material utilization rate and low in manufacturing cost; secondly, through the arch support structure of the front mold plate and the moving mold plate, the mold locking force and the counteraction force ofthe mold can be counteracted, furthermore the mounting plate stress deformation can be reduced, and the injection precision can be improved.

The invention discloses a disc rotary brick press, which includes a turntable and a plurality of molds arranged on the turntable; wherein, a controller is also included to drive the rotation drive mechanism of the turntable to spread raw materials Spreading mechanism, preloading mechanism for preloading raw materials, main pressing mechanism for main pressing raw materials, demoulding mechanism for demoulding shaped bricks, spindle mechanism at the center of the turntable, and load spreading mechanism, preloading mechanism The main bearing frame of the mechanism, the main pressing mechanism and the demoulding mechanism. After adopting the above structure, compared with the prior art, the present invention drives the turntable to do intermittent circular rotation through the rotating drive mechanism, and the mold on the drive turntable passes through the raw material feeding device, spreading mechanism, pre-pressing mechanism, main pressing mechanism and The demoulding mechanism completes the pressing and molding of raw materials, realizes the mechanical automation of brick production, and greatly improves production efficiency and production.

The invention relates to the technical field of trailing suction carriers and discloses a mechanical braking system of a main carrier body of a trailing suction carrier. The mechanical braking systemcomprises a carrier frame and further comprises a driving wheel, a driving mechanism, a first fixing plate, a second fixing plate and a driven wheel which are sequentially and fixedly mounted at the bottom of the carrier frame from left to right. According to the mechanical braking system of the main carrier body of the trailing suction carrier, by arranging a limiting sleeve on a second connecting plate, rotation of a first rotating rod can be converted into moving through a first movable sleeve, meanwhile, rotation of second rotating rods is converted into moving through second movable sleeves while the first rotating rod enables the second rotating rods to rotate through a first gear and second gears, the main carrier body is braked through friction force between a friction block and asteel rail while a first connecting plate and the second connecting plate are closed, force bearing of the surface of the friction block is uniform through cooperative use of the second rotating rodsand the second movable sleeves, the contact area between the friction block and the steel rail is increased, and the braking effect of the mechanical braking system is improved.

The invention relates to the technical field of automobile interior manufacturing, and in particular to a 3D silica gel membrane with a fabric layer and a preparation method and application thereof. According to the technology of the 3D silica gel membrane with the fabric layer, the product can be activated quickly according to the shape of the product, the technical reliability is high, the development cycle is short, the ability to adapt to market development faster is achieved, and customers' high standards for product quality are satisfied. The operation is convenient, the service life is long, the equipment resources are saved, and the utilization rate of the equipment is increased. The technology of the 3D silica gel membrane with the fabric layer can meet the characteristic requirements for the product, and meanwhile shorten the production cycle time. With the promotion of the technology of the 3D silica gel membrane with the fabric layer, the production efficiency is greatly improved, the product quality is more stable, customer complaints are reduced, customer satisfaction is constantly improved, and the technology of the 3D silica gel membrane with the fabric layer is worth promoting.

The invention discloses a leak detection device for a water boiling heating container and a leak detection method thereof. The device comprises a positioning tool for placing the water boiling heating container, a vacuum gauge and a vacuum evacuation means for evacuating the water boiling heating vessel. Each sealing hole of the water boiling and heating container is sequentially provided with a sucker, a compression spring and a blocking plate, one end of the compression spring abuts against the sucker, and the other end of the compression spring abuts against the blocking plate. The device and the method detect the airtightness of the water boiling heating container by evacuating the inside of the water boiling heating container, and the detection reliability is improved.

The invention provides a crimping type power chip packaging structure. The structure comprises: a first electrode layer and a second electrode layer; a power chip; a composite connecting plate which is positioned between the first electrode layer and the second electrode layer and is positioned on the side part of the power chip, wherein the composite connecting plate comprises a first insulating plate, a first conducting layer positioned on one side of the first insulating plate, and a second conducting layer positioned on one side, back to the first conducting layer, of the first insulating plate, and the first conducting layer and the second conducting layer are spaced from the first electrode layer and the second electrode layer respectively; a grid electrode which is electrically connected with the first conducting layer through a first bonding wire; and an emitting electrode which is electrically connected with the second conducting layer through a second bonding wire. According to the crimping type power chip packaging structure, the switching speed is improved, and the switching loss is reduced.

The invention provides an irregular composite battery box forming die and forming method. The irregular composite battery box forming die comprises a die body and a die cover plate. a vacuum air pumping hole is formed in one side wall of the die body. the die cover plate is provided with an air inflation hole and a pressure gage. Orderly laying is conducted on the inner surface of the die body with continuous fiber prepreg, and a prepreg accumulation layer is formed and does not cover the vacuum air pumping hole. a release cloth and a vacuum film are laid sequentially on the surface of the prepreg accumulation layer, the vacuum film covers the vacuum air pumping hole, and the edge of the vacuum film and the die body are in seal connection. air is pumped out from the vacuum air pumping hole, and the gap between the prepreg accumulation layer and the vacuum film is pumped to a vacuum. The die cover plate is put on, and a die cavity is filled with air through the air inflation hole till pressure is 0.2-3 Mpa. The die is heated to form a product. The product is formed through pressing with air pressure and the die body, and the problem of poor product stability caused by uneven stresses of all faces of the product in the product manufacturing process is eliminated.

The invention discloses a full-court in-movement basketball passing and catching trainer. The full-court in-movement basketball passing and catching trainer comprises an enclosure, a first box body, a second box body, a transmission mechanism and a shooting unit, wherein the first box body is positioned at one side in the enclosure, the second box body is positioned at the other side in the enclosure, the first box body is communicated with a ball inlet of the enclosure; the transmission mechanism comprises a first pipeline and a second pipeline, one end of the first pipeline is connected with the first box body, the other end of the first pipeline is connected with a second pipeline through a third pipeline, and the tail end of the second pipeline is connected with the second box body; the shooting unit is arranged in the enclosure under the second box body, the shooting unit comprises a shooting drum and a ball pushing seat, the front end and the rear end of the shooting drum are both fixedly connected with the enclosure, the front end of the shooting drum is opened, stretches out of the enclosure and inclines upwards, and the ball pushing seat is positioned in the shooting drum and is connected with the inner wall of the shooting drum in a sliding way. The full-court in-movement basketball passing and catching trainer disclosed by the invention has the advantages that the structure is simple, the automation degree is high, the response speed is fast, the manufacturing cost is low, the practicability is high, and the promotion value is higher.

The utility model and the invention disclose a molding mechanism of a brick press, which includes a spreading mechanism for flat spreading raw materials, a pre-pressing mechanism for pre-pressing raw materials, a main pressing mechanism for main pressing raw materials, and a main pressing mechanism for forming bricks. A demoulding mechanism for demoulding, and a main bearing frame carrying a spreading mechanism, a pre-pressing mechanism, a main pressing mechanism and a demoulding mechanism. After adopting the above-mentioned structure, compared with the prior art, the molding mechanism of the present invention is provided with a brick-making molding die, and the brick-making molding die passes through a spreading mechanism, a pre-pressing mechanism, a main pressing mechanism and a stripping mechanism successively, and the mold inside The raw materials in the mold are subjected to multi-process compression molding. The molding mechanism of the present invention has a variety of processing mechanisms with rich types of functions, and can perform multi-channel processing on the raw materials in the mold, such as spreading, pre-pressing, main pressing, and stripping, so that the processing The process is more refined, thus improving the molding quality of the brick.

The invention discloses a descending collision avoidance device for an elevator. The descending collision avoidance device comprises a plurality of rails, wheels and fork rods, wherein the wheels are arranged in the rails, and the fork rods are connected with the wheels. Retaining parts for preventing the wheels from deviating from the inner edges of the rails are arranged at the inner edges of at least one of the rails. The descending collision avoidance device for the elevator is safe in use, convenient to demount, capable of preventing the wheels from sliding off wheel grooves and well keeping an underframe and a collision avoidance detection board in parallel.

The invention discloses a demoulding method of a precise forming component and a device thereof, wherein, the method is that a mould core of a mould is first rotated correspondingly to the forming component, so as to eliminate the adhesive force between the forming surface of the forming component and the mould core, then the forming component is pushed out from a mould cavity of the mould, thereby finishing the process of demoulding; the demoulding device consists of a mould core rotary sleeve (1), a mandril (2) and a concave mould sleeve (3), wherein, the mould core rotary sleeve (1) is connected with the mould core (6) that is arranged in a concave mould (5) by a spiral pair (4); the mould core rotary sleeve (1) is connected with the concave mould sleeve (3) by a moving pair (7); the top end of the mandril (2) props up the bottom of the mould core rotary sleeve (1). Compared with the prior art, the invention has the advantages of high forming precision, simple structure, reliable action, good strength, long service life and high efficiency, and the like, thereby greatly reducing the waster ratio and the production cost of enterprises.

The invention relates to a preparation method of an anhydrous magnesium sulfate drying agent. The preparation method comprises a workbench, a first processing device and a second processing device, the upper end of the workbench is fixedly provided with the first processing device, and the upper end of the first processing device is fixedly provided with the second processing device; the first processing device comprises a cylindrical plate, a vibration motor, a screening frame, a first motor, a rotating column, a grinding disc, a first grinding ring, a second grinding ring, a screening disc and a discharging pipe, the first processing device is matched with the second processing device, anhydrous magnesium sulfate blocks are minced, and minced anhydrous magnesium sulfate particles are screened and ground; and finally, the ground anhydrous magnesium sulfate powder is screened and collected, so that the quality of the anhydrous magnesium sulfate powder is uniform, meanwhile, the production efficiency of equipment is improved, the abrasion loss of grinding parts during grinding of anhydrous magnesium sulfate particles is reduced through the first processing device, and the surface stress of the grinding parts is uniform.

The invention discloses an adjustable electric nail removal device, comprising a main box body, a working cavity is arranged in the main box, a vertical screw cavity with an upward opening is communicated above the working cavity, and an opening is communicated with the lower side of the working cavity The downward nail through hole, the device uses a mechanical device, through a series of springs, buckles and other devices, so that the nail remover can be adjusted according to the user's needs to adapt to different sizes of nails, when the wedge-shaped block enters under the nail cap, it can be used. The effect of increasing the distance is obtained, so that the distance between the wedge-shaped blocks is closer than before entering under the nail cap, so as to obtain the effect of locking the nail cap. The device uses a threaded rod to drive the nails away, and the threaded rod can make the nails The lifting force is large enough and the straight-up and straight-down movement mode can make the nails not deformed due to the force during the removal process, and the bottom surface of the device has a certain area, so that the surface of the workpiece to be taken out is evenly stressed will not be destroyed.

The invention discloses a method for preparing a large-area nano-metal photonic crystal by hot-pressing printing, and belongs to the technical field of metal photonic crystals. The method comprises the following steps: directly dripping a metal nanoparticle solution on an indium tin oxide (ITO) substrate, adopting a PDMS template with a nano structure, realizing transfer printing of the nano structure by utilizing a hot stamping technology, and finally performing annealing to obtain the metal photonic crystal with the same nano structure as the template. The method can be used for preparing the large-area nano metal photonic crystal, and has the advantages of simplicity, high efficiency and low cost.