13results about How to "Accurate pressing" patented technology

The utility model belongs to LED display screen technical field, concretely relates to a splicable LED display screen, including mounting seat and connecting seat, be installed between mounting seat and connecting seat hinge, the inside slide coupling of mounting seat and connecting seat has display screen, the inside slide coupling of mounting seat and connecting seat has pressure block, pressure block and display screen contact. The utility model innovatively configured pressure block, threaded rod and guide rod etc. assembly, through rotating threaded rod drive its and pressure block produce screw transmission, promote pressure block accurate compression display screen, realize the stable spacing of display screen on mounting seat and connecting seat. The design simplifies the complex positioning and fixed process in traditional splicing, need not many people cooperation or special tool auxiliary, single operation can complete module quick installation, effectively solved the problem of the complicated procedure, low efficiency when splicing LED display screen.

The application relates to the technical field of lamination equipment, in particular to a lamination machine which comprises interval arranged lamination platforms and an array platform; the lamination platform has a horizontal first bearing surface, a first assembly sheet is placed on the first bearing surface; a first positioning pin is inserted on the lamination platform; the first positioning pin is driven to move along the vertical direction and can be inserted into a first positioning hole on the first assembly sheet; the array platform has a horizontal second bearing surface, a second assembly sheet is placed on the second bearing surface; a transfer mechanism is used to place the second assembly sheet on the first assembly sheet and move downward to generate a pressing force so that the first assembly sheet and the second assembly sheet are pressed together. The application can realize accurate alignment of the first assembly sheet and the second assembly sheet, avoid deviation of the two assembly sheets during lamination and improve the production yield.

The utility model relates to jig field discloses a kind of display module processing is attached to jig, including base, the base top is fixedly connected with box, recess is provided in the box inside, gear is rotatably connected in the recess inside, gear top is fixedly connected with round shaft, electric push rod two is fixedly connected in the recess inside, the electric push rod two output end is fixedly connected with abutment plate, the abutment plate outside is fixedly connected with rack, round shaft top is fixedly connected with linkage rod, the both ends of linkage rod are fixedly connected with platform, the base top is fixedly connected with support, the support inside is fixedly connected with two slide columns. In the utility model, by starting electric push rod two and promoting abutment plate to drive rack to move and further drive gear rotation, gear rotation drives round shaft to rotate, round shaft rotation drives two platforms to rotate, the effect that two work platforms can be alternately used is realized.

This application discloses an engine shock absorber bracket press-fitting device, belonging to the field of automotive parts assembly technology. It includes an upper and lower template connected to a press. An upper mounting seat is provided on the bottom surface of the upper template, and rotating pressure head assemblies are provided on both sides of the upper mounting seat. The rotating pressure head assemblies press the housing onto the upper mounting seat. The top surface of the lower template is provided with a lower mounting seat, a slider, and a slide rail. The slider is connected to a power cylinder and is movably mounted on the slide rail. A positioning post is installed on the top surface of the slider. The main spring is placed on the lower mounting seat, and the positioning post passes through the main spring. The power cylinder moves the positioning post to compress the main spring. The press drives the upper template to press down, pressing the housing onto the main spring. Pre-compression of the main spring before pressing the housing avoids wear on the rubber parts of the main spring caused by direct pressing, thus improving the press-fitting quality and production efficiency of the engine shock absorber bracket.

The utility model relates to the technical field of oil seal production and assembly, and concretely relates to a small -size oil seal spring hanging tool. Including spring hanging rod, fixedly installed sleeve pipe in spring hanging rod lower extreme, the positioning rod that can telescopic installation in the sleeve pipe, the lower extreme of sleeve pipe is provided with the spring ring that fits on the positioning rod, the positioning rod is cylindrical structure, the spring ring is by the annular structure of magnetic conductive material preparation, inner diameter adaptation positioning rod, the outside of spring ring is equipped with the magnetic ring with magnetic attraction. The spring hanging tool utilizes magnetic attraction and adsorbs oil seal spring in the lower extreme of positioning rod, and the lower extreme of positioning rod does not need to set down concave spring groove, and oil seal spring does not need to install on the positioning rod through spring groove, and there is almost no friction between oil seal spring and positioning rod when installing oil seal spring with spring ring, and its structure is compact, easy to operate, long in service life, can realize oil seal spring fast positioning and accurate press -fit, improves the assembly efficiency and yield of small -size oil seal.

This utility model relates to the field of bending equipment technology, specifically disclosing a sheet metal bending device, including a table mechanism. A bending pushing mechanism is arranged in the middle of the table mechanism, and a bending shaping mechanism is arranged on one side of the table mechanism. The table mechanism includes a base, an operating table, and a sheet metal body. This solution uses cylinder one to adjust the height of the operating table to adapt to sheet metal bodies of different thicknesses, ensuring a tight fit with the bending mold. Cylinder two drives a limiting plate, and cylinder three controls a pressure plate, which work together to achieve precise positioning and clamping of the sheet metal before bending, effectively preventing offset or slippage during the bending process. The guide rail slide and cylinder four in the bending pushing mechanism can adjust the horizontal and vertical positions of the pushing bending plate, avoiding uneven local force during bending and ensuring the uniformity of the bent edge. The bending conveying limiting block is quickly limited by cylinder five, further ensuring the accuracy of the bending position, thereby significantly improving bending precision and finished product consistency.

This invention provides a pressure-stabilizing stamping die device for processing automotive parts, belonging to the technical field of automotive parts processing molds. The device includes an upper die plate, a lower die plate, a bottom support plate, an upper die assembly, and a lower punch assembly. A first nitrogen spring, a second nitrogen spring, and a third nitrogen spring are fixed on the bottom support plate. The first nitrogen spring is located at both ends of the bottom support plate, with its upper end connected to both ends of the upper die plate. The upper end of the second nitrogen spring passes through a drawing and pressing plate and abuts against a wear-resistant block. The first and second nitrogen springs are connected by an air pipe. The upper end of the third nitrogen spring is connected to the lower end of the drawing and pressing plate. Connecting the first and second nitrogen springs through the air pipe enables coordinated adjustment of the stamping pressure. When the downward pressure of the upper die plate is too high, nitrogen can flow between the two nitrogen springs, reducing the pressure of the corner pressure plate in the reverse direction, effectively preventing the material from failing to flow into the cavity due to excessive pressure.

The utility model discloses a kind of H-shaped steel group welding straightening integrated machine with pressing device, belong to H-shaped steel group welding straightening integrated machine technical field, comprising: support platform, truss is provided on it;Multiple first support wheel, it is arranged in rectangular array and hinged on the support platform;Multiple second support wheel, it is arranged in rectangular array and hinged on the truss;Welder, it is fixedly installed on the truss;The utility model is through multiple first support wheel and is located the opposite ends of horizontal steel plate on support platform, the movement of horizontal steel plate has guiding support effect, multiple second support wheel and are located the opposite sides of vertical steel plate, the movement of vertical steel plate has guiding support effect, pressing mechanism is under the action of first electric cylinder and initially presses vertical steel plate, and accurate pressing and deviation correction are carried out to vertical steel plate, even if the span of vertical steel plate is big, the limiting of vertical steel plate can be stabilized, to ensure the precision of welding.

The utility model discloses steam generator testing equipment, including base, protective cover and water tank, and the base top fixed mounting has test platform, and the test platform top two sides are provided with first test station and second test station respectively, and the protective cover fixed mounting is in test platform top, and the protective cover top fixed mounting has roof, and the water tank fixed mounting is in roof top, and first test station and second test station are installed electric heating type steam generator and intelligent liquid level control steam generator respectively, and the protective cover outside is provided with safety grating, and the test platform front end is provided with double start button, emergency stop button and reset button. The utility model can realize the double position parallel test of electric heating type and intelligent liquid level control type steam generator, and guarantees the test water source cleanliness through the hierarchical filtration water supply system, and combines pneumatic clamp, turnover mechanism and safety interlock design, and significantly improves the test efficiency, accuracy and operation safety.

This utility model discloses a cutting device for food packaging box production, belonging to the field of food packaging box production technology. The utility model includes a support rod, a worktable assembly mounted on the top of the support rod, a connecting rod fixedly connected to one side of the support rod, a slide rail mounted on the connecting rod, a support frame slidably fitted on the top surface of the slide rail, a hydraulic rod mounted on one side of the support frame, and a saw blade mounted on the top of the support frame. The worktable assembly includes a table plate, a through groove opened on the top surface of the table plate, sliding grooves on both sides of the through groove, and a limiting component mounted on the top surface of the table plate. The limiting component includes a baffle, an adjustment groove on one side of the baffle, an electric push rod mounted on the upper part of the baffle, and a connecting frame mounted on the top of the electric push rod. Through the cooperation of the support rod, the worktable assembly, and the limiting component, the height of the worktable can be flexibly adjusted by the support rod to adapt to different cutting needs. The electric push rod, in conjunction with the hydraulic cylinder, achieves precise positioning and firm clamping of the packaging box material, reducing cutting deviation.

This utility model discloses a spray tray cleaning device, including a base plate, multiple support columns disposed on the upper side of the base plate, a working plate disposed on the upper side of the support columns, a bracket disposed on the upper side of the working plate, a top plate disposed on the bracket, a downward driving device with a piston rod disposed on the upper side of the top plate, a connecting plate disposed on the lower end of the piston rod, a clamping sleeve disposed on the lower side of the connecting plate, a lower sleeve disposed on the upper side of the working plate for mounting the spray tray, and a water circulation assembly disposed on the upper side of the base plate. The water circulation assembly is connected to the clamping sleeve and the lower sleeve. The cleaning device of this utility model uses the downward driving device to drive the clamping sleeve to descend, which cooperates with the lower sleeve to limit the spray tray. The water circulation assembly cleans the spray tray, preventing water from splashing onto the work area, reducing pollution, improving production safety, and reducing the labor intensity of workers.

The utility model discloses a kind of watch small-sized parts compression fixer, including the locating adjusting assembly being installed in compression ware body interior, the detachable assembly is threadedly installed in the top of compression ware body, the locating adjusting assembly includes adjusting groove, directional rod is fixed in the adjusting groove, support column is slidably connected on the directional rod, screw rod is rotatably connected on the side surface of support column, adjusting knob is fixed in the other end of screw rod, by setting locating adjusting assembly, the position situation of the part that can be compressed according to actual needs is carried out, the axial center of corresponding clamping seat is adjusted, so that the axial center of the part to be compressed is coaxial with the axial center of compression rod, so that the axial center of the part to be compressed can be avoided in compression process with the axial center of compression rod not in coaxial, so that the compression of part is more accurate, and it can also prevent the compression damage to other parts.