26results about How to "Apply pressure evenly" patented technology

The utility model relates to the technical field of edge banding machine, disclose a kind of edge banding machine for plastic bag processing, including processing platform, the top middle fixed connection of processing platform has bearing frame, the top both ends of bearing frame are fixedly connected with fixed plate, one side of the fixed plate is penetrated and rotationally connected with driving roller, one end of driving roller is fixedly connected with worm wheel, one side of the fixed plate is penetrated and rotationally connected with transmission rod, one end of transmission rod is fixedly connected with worm, and worm and worm wheel are engaged connection, the other end of transmission rod is penetrated and slidingly connected with rocker, the top of bearing frame is penetrated and slidingly connected with evenly distributed slider. In the utility model, the linkage between driving roller, worm wheel, transmission rod, worm, slider, connecting block, slide bar, connecting rod, slide plate, first gear, second gear and transport roller can meet the demand of plastic bag edge banding width fine control.

The utility model belongs to the technical field of hot welding device, specifically disclose a kind of inside hot welding device of hemispherical shell, including work panel, fixed with locating die on work panel, multiple hot welding holes are arranged on the hemispherical locating wall of locating die, locating die is accommodated with the hot riveting piece with vertical movement function, the top of hot riveting piece is respectively equipped with hot riveting head corresponding the position of each hot welding hole, locating die is equipped with the die with vertical movement function directly above, and the pressure column is elastically inserted in the die pressure surface that is hemispherical concave arrangement. The utility model is fixed with locating die on work panel, its hemispherical locating wall is equipped with hot welding hole, for the riveting piece welding leg guidance, locating die has the hot riveting piece that can be vertically moved, top hot riveting head accurately acts on welding leg, directly above has the die that can be vertically moved, and die pressure surface is consistent with shell, cooperate elastic pressure column, realize the high-precision positioning of the riveting piece and shell, uniform stable hot welding and reliable crimping, improve production efficiency, ensure product quality.

The invention discloses a heterogeneous soft die assembly, a forming device and a forming method.The heterogeneous soft die assembly comprises a forming die body, the forming die body comprises a plurality of metal dies and a rubber die matched with a cross rib R area and an intersection area, the metal dies are connected with the rubber die, and the rubber die is connected with the metal dies. And a structure matched with each independent area separated by the cross rib is formed. The forming die body composed of the metal die and the rubber die is adopted to form the heterogeneous soft die assembly used for forming the cross rib, the rubber die can deform under the action of external pressure, the metal die and the rubber die are flexibly connected, under the action of the external pressure, it can be guaranteed that pressure is evenly applied to a composite wall plate and an R area, and the forming quality of the cross rib is improved. And the forming quality of the cross rib is ensured.

This invention relates to the field of carbon fiber preforming technology, and discloses a fixture and processing method for air-blown preformed carbon fiber wheel rims. The fixture includes: a lower mold, an upper mold snapped onto the top of the lower mold, a cavity inside the lower mold, a power pump on the outside of the lower mold, a mating groove inside the lower mold, multiple flexible arc-shaped blocks inside the cavity, a flexible column fixedly mounted on the top of each flexible arc-shaped block, and a small airbag fixedly mounted on the top of each flexible column, all positioned within the cavity formed by the upper and lower molds. This invention addresses fixture reliability issues through mechanical interlocking, strict and uniform low-pressure mold locking, and an irreversible safety process of adaptive high-pressure molding. Furthermore, the intelligent following of the mold locking force with internal molding pressure and dynamic matching of internal and external pressures ensure both safety and energy efficiency. Finally, the sensing and feedback of the gridded airbags enable adaptive and uniform pressure application to complex wheel rim cross-sections.

The utility model belongs to the technical field of automobile manufacturing, and particularly relates to a lossless pneumatic valve element dismounting device which comprises a first placing table, supporting rods are fixedly connected to the upper side and the lower side of the first placing table in an array mode, the upper ends of the supporting rods are jointly and fixedly connected with a second placing table, and the second placing table is located above the first placing table. A servo cylinder is fixedly assembled at the top of the second placing table, an air valve switch is arranged at the bottom of the first placing table in a penetrating manner, and a plurality of blowing holes are asymmetrically distributed in the inner side of the first placing table; the valve body is fixed through the servo air cylinder and the fixing groove, pressure is evenly applied, shaking during dismounting is avoided, air pressure is injected into the valve body through the air blowing hole through the air valve switch, clamping force of the valve element is gradually relieved, prizing by tools is not needed, pressure release is controllable, a valve element sealing piece is prevented from being scraped, and deformation of a clamping notch due to prizing is prevented; and a spring mechanism in the valve core can be prevented from collapsing and hurting people due to sudden release of tension.

The utility model relates to carton production technical field, and disclose a cutting device with positioning structure for carton production has, including work table. The cutting device with positioning structure for carton production has, through setting up electric push rod, rubber antiskid pad and pressure sensor composition's positioning system, before carton cutting, electric push rod drives push rod to drop, drives positioning pressboard to move down, makes rubber antiskid pad and the paperboard to be cut closely contact, and the high friction coefficient material of rubber antiskid pad can effectively prevent paperboard to slide, and pressure sensor detects contact pressure in real time simultaneously, and signal transmission to controller, when pressure reaches the preset value, controller controls electric push rod to stop running, realizes accurate positioning and stable clamping to paperboard, and this positioning mode effectively avoids the problem that paperboard is damaged due to displacement or excessive stress because of not firm fixed when traditional cutting, guarantees the accuracy of cutting size and the neatness of kerf, improves the production quality of carton.

The application provides an electric core lower surface protection film rolling mechanism, which comprises a rotating disc film pasting platform, a first protection film pressure rolling assembly, a first XYZ driving module and a second carrying manipulator. The rotating disc film pasting platform integrates an electric core adsorption platform, a protection film adsorption platform and a first lifting driving module for driving the electric core adsorption platform to lift. When rolling, the second carrying manipulator adsorbs and fixes the electric core, the first lifting driving module drives the electric core adsorption platform to lower to avoid, and the first XYZ driving module drives the first protection film pressure rolling assembly to execute rolling on the lower surface of the electric core in the free space. Through dynamic lowering of the electric core adsorption platform, the space interference between the bearing structure and the pressure rolling assembly is completely eliminated, the pressure rolling assembly completely covers the lower surface of the electric core (including the edge area), and the rolling blind area is avoided.

The utility model discloses a kind of mobile phone glass cover plate processing laminating device, belong to mobile phone parts production technical field, comprising: machine body;Supporting plate, the lower surface of the supporting plate is fixedly connected with the upper surface of machine body;Laminating mechanism, the laminating mechanism is set on the side wall of supporting plate;Through the cooperation between above each device, by being provided with laminating mechanism, using flexible air bag carries out laminating and adhering processing, replace traditional "line contact" roll-in mode into "face contact" progressive pressurization mode, improve the laminating effect of laminating device to mobile phone glass cover plate, flexible air bag itself can be deformed simultaneously, therefore curved surface shape mobile phone glass cover plate can also be perfectly adhered to entire curved surface, realize the edge of curved surface is evenly applied pressure, effectively avoid the wrinkle situation when curved surface shape mobile phone glass cover plate laminating, not only improve the overall laminating effect of laminating device, also improve the application range of laminating device.

The utility model discloses a spring flattening machine, and the device aims at solving the difficulty of meeting the diversified spring flattening demand in the prior art, and when facing some spring flattening work needing different force or speed control, it is not up to the task, and cannot be flexibly adjusted, the device comprises a base, and the upper end face center of the base is provided with an installation frame on one side, a supporting frame is arranged on the upper end face of the base on the side of the installation frame, a pneumatic telescopic rod is arranged at the center of the upper end face of the installation frame, the output end of the pneumatic telescopic rod penetrates through the side wall of the supporting frame and reaches the other side of the supporting frame, and the end part is fixedly connected with a flattening adjusting structure, and a stable frame is arranged at the rear side of the upper end face of the base, the utility model can meet the spring flattening scene demand, at the same time, realizes accurate and uniform pressure, and is convenient to disassemble, assemble and adjust, improves the universality and maintainability, adapts to different production requirements, plays the positioning and fine adjustment role, and enhances the equipment adaptability.

The utility model relates to a positioning fixture for a PVD (Physical Vapor Deposition) coated product, the fixture comprises a bottom plate, a moving block, a limiting plate and an adjusting part, and the limiting plate is detachably connected to the bottom plate; a sliding cavity and at least one product placing groove are formed in the limiting plate, the sliding cavity communicates with the product placing groove, and the moving block is placed in the sliding cavity; at least one stop block is arranged at the position, matched with the product containing groove, of the first end of the moving block, and the sliding cavity communicates with at least one first adjusting counter bore formed in the limiting plate. The adjusting part is inserted into the first adjusting counter bore so that the adjusting part can extrude the moving block in the direction of the product containing groove. The device is easy to operate, does not easily break products, and is applied to the field of precise instrument manufacturing.

The utility model provides a drainage pipeline butt joint connecting structure which comprises a first pipeline, a second pipeline, connecting flange plates, connecting bolts, sealing sections and a reinforcing structure, the two ends of the first pipeline and the two ends of the second pipeline are fixedly provided with the connecting flange plates, and the first pipeline and the second pipeline are in butt joint through the connecting flange plates; the connecting flange plates are connected and fixed, the sealing section is arranged in the two connecting flange plates, and the reinforcing structure is fixedly installed on the outer sides of the two connecting flange plates. Due to the arrangement of the sealing section and the reinforcing structure, no obvious fault exists on the inner wall, dirt accumulation is avoided, the sealing effect is strong, and the connecting strength is high.

The utility model discloses a lever type punching structure which comprises a machining table, a die arranged on the machining table and four punch parts. The four punch parts are evenly distributed on the periphery of the die in the circumferential direction. The punch part comprises a transverse sliding seat connected to the machining table in a sliding mode, a replacement module detachably connected to the transverse sliding seat and an L-shaped lever with the middle rotationally connected to the machining table. A crankshaft is rotationally connected under the processing table; a middle rotating shaft is arranged in the middle of the L-shaped lever; a longitudinal through hole penetrates through the upper end of the machining table. A radial through hole with the two ends penetrating out is transversely formed in the longitudinal through hole. And the middle rotating shafts are rotationally connected into the corresponding radial through holes. The number of parts machined at a time is larger, and pressure application is more uniform. Replacing the die set to enable the punch to adapt to dies of different parts; the structure is more compact; and the L-shaped lever reduces the use requirement of the power source part.

The utility model discloses a kind of tension test equipment for metal pipe test, belong to material mechanics test technical field, including platform, the upper surface both sides of platform are symmetrically equipped with guide column, the inside of guide column is equipped with power equipment, and the output end of power equipment is fixedly installed with lifting beam, the upper surface of platform and the lower surface of lifting beam are symmetrically equipped with clamping body, the front surface of clamping body is equipped with trapezoidal groove, and trapezoidal groove is equipped with wedge plate and moves symmetrically in horizontal direction inside, the front end of wedge plate is located clamping body outside, clamping installation groove is equipped in the front end of the inner surface of wedge plate, the utility model is by being arranged on the extension wedge plate of clamping body outside with clamping structure, so that clamping point is located in front of equipment main body, so that the limitation to the overall length of metal pipe is broken through, without cutting, directly longer pipe material can be clamped and tensile test, significantly improve test efficiency, and it is convenient to evaluate the performance of pipe material different position.

The utility model relates to pipeline connecting piece technical field and disclose a kind of high-strength steel wire mesh skeleton composite pipe connecting piece, including two high-strength steel wire mesh composite pipes, the outer wall of one end of two high-strength steel wire mesh composite pipes mutually close is all sleeved with rubber ring and connecting cover, rectangular slot is all set up in the both sides of connecting cover, and the both sides outer wall of connecting cover and rectangular slot corresponding position are fixedly installed with first fixed lug. In the utility model, by the bending pipe wall of everted of the end of composite pipe is divided, the self-adapting deformation of internal steel wire mesh skeleton is generated by the clamping force of pressing plate and connecting cover, mechanical interlock is formed, the upper and lower double fastening bolts symmetrically arranged in the both sides of connecting cover are pulled tight by the tension cooperation of first fixed lug and second fixed lug, the quick positioning and even pressure of pressing plate are realized, the bending pipe wall clamping stability is ensured, the process complexity of traditional welding or cementing is avoided, and installation can be completed by only standard tool on site.

The utility model discloses an auxiliary device for uniformly coating composite positive electrode powder, and relates to the technical field of solid-state battery assembly assistance. Comprising a supporting base, an auxiliary mechanism for uniformly coating composite positive electrode powder is arranged on the supporting base, the auxiliary mechanism comprises an operation assembly, the operation assembly comprises an inner cavity formed in the supporting base, a battery mold inner core is slidably arranged in the inner cavity, and a first penetrating cavity is formed in the battery mold inner core; according to the utility model, the supporting base, the battery mold inner core, the composite positive electrode mold, the long ejector rod and the short ejector rod are coaxial, so that a positive electrode powder coating layer can be smoothly transferred from the composite positive electrode mold to the battery mold inner core, and the uniform coating of positive electrode powder is realized; the problems that the coverage and the uniformity of a positive electrode powder coating layer are difficult to guarantee, a solid electrolyte ceramic layer is damaged and the like are solved, and uneven stress caused by pressure application of different axes is avoided.

The utility model relates to the technical field of machining, in particular to a quick positioning clamp for an aircraft seat side plate. The clamp comprises a base, a sliding groove is formed in the base, a movable seat is slidably connected into the sliding groove, the front end of the movable seat is rotationally connected with a clamping jaw, the center of the base is rotationally connected with a middle rod, the middle rod is connected with a side rod through a side connecting rod, and the side rod is fixed to the movable seat. Movable blocks are arranged in the clamping jaws, one sides of the movable blocks are rotationally connected with threaded sleeves, the threaded sleeves are in threaded fit with threaded rods, the threaded rods are connected with connecting pieces, the connecting pieces are fixed to one ends of springs, the other ends of the springs are connected to the movable blocks on the other sides, and the output end of a motor on the rear side of the base is fixed to the center of a middle rod; rapid positioning is achieved through a linkage structure, the movable block and the spring are combined to adapt to different curved surfaces, the clamping force is accurately adjusted, the positioning precision and stability are improved, side plates of various specifications can be adapted, and the production efficiency and the machining quality are effectively improved.

This utility model relates to the field of packaging machinery technology, specifically to a corrugated board anti-tilting conveying device for a case packing machine and a beverage bottle case packing machine. The conveying device includes an inclined conveying mechanism, with stops for pushing the corrugated board spaced apart on both sides of the conveying surface. The device is characterized by: at least one pressure bar located above the upper end of the conveying mechanism. The pressure bar is made of a flexible metal plate, with one end fixed to the frame at the upper end of the conveying mechanism and the other end free, extending inclined downwards along the conveying surface of the conveying mechanism and corresponding to the conveying surface between the two stops; several fixed seats are spaced apart on the upper surface of the pressure bar near the free end, and counterweights are detachably mounted on the pressure bar via these fixed seats. This device effectively prevents the rear end of the corrugated board from tilting during inclined conveying, ensuring the continuity and stability of the case packing operation.

The utility model discloses an anti-wrinkle treatment device for garment materials. The device is mainly composed of a rack, a translation base, an anti-wrinkle mechanism, a winding mechanism and a waste bin. In the anti-wrinkle mechanism, multiple groups of auxiliary rollers adjust the tension of the fabric and guide and convey the fabric, and cross grains on the surfaces of heating rollers assist in heating and soften fabric fibers. According to the specially-designed profiling pressing plate, the streamline-shaped pressing plate part is attached to the complex surface of the fabric, and the hook claw part is accurately matched with the limiting block, so that uniform pressure application and pressure fine adjustment are achieved, and various wrinkles are efficiently eliminated. And the winding mechanism realizes automatic winding, so that the production efficiency is improved. The waste bin is located at the lower end of the anti-wrinkle mechanism, waste is conveniently collected, and the working environment is kept clean. The device effectively solves the problems that an existing anti-wrinkle device is uneven in pressure, fabric is prone to damage and the like, the anti-wrinkle effect and the fabric quality are improved, and the device has the advantages of being reasonable in structure, high in practicability and the like and is suitable for anti-wrinkle treatment of various garment fabric.

This invention relates to a pencil sharpener blade assembly and a pencil sharpener, specifically for stationery. The pencil sharpener blade assembly includes a blade holder body, a blade, a screw, and a side clamping component. One side of the blade is fitted with the blade holder body, and the other side is fitted with the side clamping component. The screw is offset from the blade and connects the side clamping component and the blade holder body, ensuring that the side clamping component evenly presses the blade. The advantages of this invention are: it avoids the screw directly penetrating the blade, fundamentally eliminating the localized stress concentration at the mounting hole caused by the screw penetrating the mounting hole; the side clamping component is fitted and pressed tightly against the entire side of the blade, applying uniform pressure to the blade and preventing problems such as loosening, cracking, and breakage caused by the reverse force of pencil cutting, significantly improving the reliability of blade fixation.

The utility model aims to provide a gas-driven solar cell module laminating machine, which aims at solving the technical problem that a laminating machine in the prior art is non-uniform in lamination of a photovoltaic module, and comprises an upper box, a lower box and a laminated board, the upper box comprises an upper box body, the lower box comprises a laminating workbench, and the laminated board is arranged on the laminating workbench. The upper box body is driven by the upper box lifting driving device to ascend and descend so as to be close to or far away from the laminating worktable, and the pneumatic laminating machine adopting the structure has the advantages that the uniformity of the stress on the surface of a laminated plate is good, and the condition that the point-shaped pressure is relatively large is avoided; the rigid laminated board driving device adopts a gas driving structure, is positioned on the inner side of the upper box body and is not provided with a mechanical driving device, so that the vertical space can be saved, and the technical problem that a single-layer laminating machine in a multi-layer laminating machine in the prior art occupies a large space due to a driving device can be solved.

The utility model provides a kind of slidable balloon type cervical dilatation balloon, including closed catheter, the one end outside fixed connection of catheter has fixed balloon, the bottom of fixed balloon is equipped with the sliding balloon of being slidably connected with the outside of catheter by sliding mechanism, sliding mechanism includes the sliding ring of being sleeved with catheter, sliding ring is fixedly embedded in the inside of sliding balloon, the slidable balloon type cervical dilatation balloon of the utility model is slidably connected by being equipped with sliding mechanism, using the cooperation of sliding ring, sliding tube and upper slide groove of catheter, make sliding balloon can slide along catheter, can be adjusted according to the actual length and form of puerperal cervix, accurately positioned in suitable position, improve the comfort degree of puerperal in use process, provide strong support for safe, efficient cervical dilatation and induction, effectively guarantee to promote cervical ripening for pregnant woman.

The application discloses a bearing device for a hydraulic oil cylinder, which is convenient for dust removal and heat dissipation, and comprises a bearing base, installation side plates are fixedly connected to four corners of one side of the bearing base, telescopic oil cylinders are detachably installed in the bearing base, a fixing opening is formed in the side surface of the bearing base, and a threaded slot is formed in one side of the bearing base; a fixing assembly is slidably sleeved in the bearing base, and an inner slot is formed in the bearing base. The fixing assembly, the bearing base and the fixing opening are arranged, the fixed side plate is moved in the opposite direction of the telescopic oil cylinder through the compression spring, the fixed side plate is loosened, the telescopic oil cylinder side surface is clamped under the telescopic action of the compression spring, the telescopic oil cylinder is preliminarily fixed, one side of the fixed cylinder is extended to the inside of the fixing opening, the clamping stability of the fixed side plate is further ensured, and the working accuracy is improved.

The utility model relates to metal sheet processing technical field, specifically disclose metal sheet bending device with positioning structure, including work table, the surface one side fixed connection of work table has the bending rod no.

The utility model relates to an assembly tool for locking FPGA and radiator, and relates to the technical field of electronic device assembly, the mounting frame is fixed on the back side of base respectively, two connecting rods are fixed on the left and right side walls of pressing plate respectively, the both ends of limiting rod are fixed on base and the mounting frame of left side respectively and are movably inserted in the connecting rod of left side, the upper and lower ends of screw rod are respectively screwed and are inserted in the top of mounting frame of right side and base in bearing and are screwed in the connecting rod of right side through screw thread, the upper end of screw rod is fixed in the sleeve of no. One gear, and the lower side of it is engaged with no. Two gear, the driving mechanism is located on base, and the driving mechanism is connected with no. Three pivot, the pressing plate displacement is driven, improves the lifting efficiency of pressing plate, ensures that pressing plate drops even pressure, avoids radiator and FPGA chip and is damaged because of too violent stress, ensures that the installation position of radiator and FPGA chip is aligned, avoids deviation.

This utility model relates to the technical field of surface grinding equipment, specifically a surface grinding device with automatic lifting and air pressure assistance. It mainly includes a support frame, a grinding disc rotatably connected to the top of the support frame, a positioning disc connected to the top of the grinding disc, an auxiliary pressing component including a placement plate with a telescopic cylinder connected to its inner side, a counterweight connected to the bottom of the telescopic cylinder, and a contact buffer component including an elastic connector with a contact pressure plate connected to its bottom. This surface grinding device with automatic lifting and air pressure assistance uses a telescopic cylinder to adjust the height of the bottom pressing connection plate. The bottom of the pressing connection plate is connected by three sets of chain links (link 1 and link 2), allowing the counterweight to contact the positioning disc for synchronous pressing, achieving a counterweight compression effect with more uniform pressure, improving the surface grinding effect and processing efficiency.