18results about How to "Easy clearance" patented technology

The invention discloses carbon fiber impregnation equipment, which relates to the technical field of preparation of carbon fiber prepreg cloth and comprises a creel, a carbon fiber anti-twisting and wrinkle-reducing mechanism, a yarn spreading mechanism and an impregnation pressing mechanism which are sequentially arranged, the carbon fiber anti-twisting and anti-wrinkling mechanism is provided with an inlet horizontal shaping part for horizontally feeding the carbon fiber tows into the carbon fiber anti-twisting and anti-wrinkling mechanism, and an outlet horizontal shaping part for horizontally feeding the carbon fiber tows out of the carbon fiber anti-twisting and anti-wrinkling mechanism; the vertical shaping part is arranged between the inlet horizontal shaping part and the outlet horizontal shaping part and is used for jacking and tensioning the carbon fiber tows along the vertical direction; according to the carbon fiber twisting-preventing and wrinkle-reducing mechanism, the carbon fiber tows are horizontally shaped, and in the horizontal shaping process, the carbon fiber tows are vertically jacked, pressed and tensioned, so that twisting generated when the carbon fiber tows unwound from different unwinding positions reach the same horizontal position can be well weakened and eliminated.

The utility model relates to an adjustable mould for an automobile wheel trim, which comprises a mould base plate, a positioning block group mounted on the mould base plate, and a supporting block group mounted on the mould base plate and propped against the positioning block group, the positioning block group is used for pre-positioning the position of the wheel trim, and the supporting block group is used for supporting and fixing the wheel trim. The positioning block set and the supporting block set are fixed to the tire mold bottom plate through bolts according to the shape of a wheel trim, positioning blocks of the positioning block set are in an L shape, and the bottom edge and the side edge of each supporting block of the supporting block set abut against the inner side of the L-shaped edge of the corresponding positioning block for positioning. The mold has the advantages that the positioning block group and the supporting block group are mounted on the mold bottom plate in a split manner, so that the problem that the adjustment amount cannot be reserved in the conventional single mold is solved. And moreover, the assembling flexibility of the mould is improved, and the clearance surface difference of wheel brow inner and outer plate products needing to be changed is particularly excellent. The required relative position of the wheel eyebrow inner plate and the wheel eyebrow outer plate is achieved by adjusting the position degrees of the supporting block and the positioning block.

The utility model discloses a feeding device, and belongs to the technical field of plaster production equipment. The device comprises a rack, a distance adjusting assembly and a driving assembly, an unwinding assembly, a positioning assembly and a double-roller feeding mechanism are sequentially arranged on the rack, the distance adjusting assembly is arranged on the double-roller feeding mechanism and makes contact with the rack, and the driving assembly is arranged on the rack and connected with the double-roller feeding mechanism through a transmission assembly. A plaster is wound on the unwinding assembly, one end of the plaster passes through the double-roller feeding mechanism after bypassing the positioning assembly, the plaster is positioned in the width direction of the plaster through the positioning assembly, meanwhile, the driving assembly drives the double-roller feeding mechanism to operate through the transmission assembly, and the double-roller feeding mechanism clamps the plaster and conveys the plaster forwards. Before one end of a plaster patch penetrates through the space between the two rollers of the double-roller feeding mechanism, the distance between the two rollers is adjusted and increased through the distance adjusting assembly, so that the plaster patch can penetrate through the gap between the two rollers.

This utility model relates to the field of yarn tube paper production technology, and more particularly to a calendering device for yarn tube paper production. The technical solution includes a base plate, with a fixed frame fixedly connected between the top edges of the base plate and the two sides. A guide roller is rotatably connected between the inner walls of the two sides of the fixed frame near the top edge. Connecting plates are slidably fitted onto the outer surfaces of the guide rollers near both ends. This utility model uses a first rotating gear to drive a bidirectional threaded rod to rotate, causing the connecting plates to move relative to each other under the action of the bidirectional threaded rod. The connecting plates drive limiting blocks to slide on the guide rollers, thereby effectively controlling the gap between the limiting blocks, facilitating the guidance of the yarn tube paper on the guide rollers, effectively reducing uneven guidance of the yarn tube paper, making the yarn tube paper more compact during calendering, and thus improving the calendering effect of the device.

The utility model relates to the technical field of lamps and discloses a ceiling lamp assembly. The mounting assembly comprises a mounting plate, side plates are fixedly connected to the two ends of the lower surface of the mounting plate, and two sets of limiting frames are symmetrically arranged on the lower surface of the mounting plate; through cooperation of a side plate, a positioning assembly and a base, a pressing block is pushed to drive an insertion rod to enable a push rod to extrude a spring on a telescopic rod, so that a push plate drives a sliding plate and a butt-joint block to move in the moving process, the butt-joint block is separated from a butt-joint groove, then the base is conveniently and rapidly disassembled and assembled, and the maintenance efficiency of the detachable lamp is improved; the mounting plate is conveniently fixed through the fixing bolts, the lamp and the mounting assembly are arranged in a split mode, so that the lamp is conveniently mounted, meanwhile, the mounting plate is separated from the base through the limiting plate, and the heat dissipation effect is conveniently improved through the gap between the mounting plate and the base.

The utility model relates to a tooth mouth structure of a computerized flat knitting machine, which comprises a tooth mouth piece or a sinker and an insert piece which are arranged in a tooth mouth groove, a needle groove for mounting a knitting needle is reserved between the tooth mouth piece or the sinker and the insert piece, and a propping part is arranged on the insert piece in a protruding manner. One side of the knitting needle is in contact with the abutting part, and the other side of the knitting needle is in contact with the tooth opening piece or the sinker; the knitting needle has the advantages that the abutting portion protrudes and occupies the space of the needle groove, so that one side of the knitting needle makes contact with the abutting portion, the other side of the knitting needle makes contact with the tooth opening piece or the sinker, the knitting needle can be clamped, and the stability of the knitting needle is improved.

The present invention relates to a plant lactobacillus MH95 having antioxidant, anti-aging and anti-photoaging effects. The plant lactobacillus MH95 is classified as plant lactobacillus Lactiplantibacillus plantarum , the deposit number is CGMCC No.31053, and the deposit date is June 24, 2024. The bacterium has excellent in vitro antioxidant properties, specifically manifested in excellent scavenging rate and iron reduction ability for DPPH free radicals and OH free radicals; it can improve ultraviolet-induced skin photoaging, specifically manifested in regulating superoxide dismutase activity and the content of malondialdehyde and collagen; it can also improve the proliferation ability of human skin fibroblasts.

The invention relates to the technical field of ball screw clearance detection, in particular to a steering ball screw clearance detection device which comprises a base, a supporting seat is installed on the left side of the top end of the base, a lead screw is installed at the top end of the supporting seat, and screw seats are arranged at the front end and the rear end of the lead screw. A pull rope is installed on the end side of the screw seat, a roller rotationally connected with the base is installed on the end side of the pull rope, and a force sensor is arranged at the side end, away from the screw seat, of the pull rope. The sliding seat is placed and stored at the cavity opening, the sliding seat and the sliding strip move to be used for sliding and displacing the sliding seat and changing the position of the sliding seat, after the sliding seat laterally moves, a ball screw part to be detected is inserted into the penetrating opening of the sliding seat, and materials can be conveniently and rapidly taken and stored.

The utility model relates to a filter convenient to install check valve, including filter casing, the filter screen of setting in the inside of filter casing, one end of filter casing can dismantle and be equipped with filter lower end cover, the inside of filter lower end cover is equipped with the first limit protruding for installing check valve, the hollow design of the first limit protruding in the filter of the utility model combines filter lower end cover bottom, can effectively complete the installation to check valve, has saved the space required for the traditional installation check valve in the water inlet or water outlet of pipeline, makes filter overall structure more compact.

The invention provides a full meshing type substrate glass batching ball mill. The full meshing type substrate glass batching ball mill comprises a first base, a ball mill body and a second base, the top of the first base and the top of the second base are fixedly provided with positioning assemblies, a ball mill body is installed between the positioning assemblies in a butt joint mode, the top of the first base is provided with a driving mechanism, the driving mechanism is in transmission connection with the ball mill body, and the back faces of the first base and the second base are jointly and fixedly provided with a third base; a lubricating mechanism is jointly assembled on the top of the first base and the top of the third base, the oil outlet end of the lubricating mechanism is matched with the driving end of the driving mechanism, and an adjusting mechanism is fixedly installed on the top of the lubricating mechanism. The positioning assembly on the base is matched with the adjusting mechanism, so that the ball mill body achieves the optimal fit clearance of the large gear and the small gear, the meshing precision is guaranteed, the service life of equipment is prolonged, the production cost is saved, and the ball mill body can be assisted in positioning.

The utility model discloses a flange type ventilation plug for civil air defense in the field of ventilation plugs, which comprises a ventilation main pipe, a ventilation branch pipe is bypassed by the ventilation main pipe, main pipe flanges are arranged at two ends of the ventilation main pipe, branch pipe flanges are arranged at the end parts of the ventilation branch pipe, and sealing covers are arranged at ports corresponding to the branch pipe flanges. The sealing cover comprises a cover plate, a blocking column is arranged on the side, facing the branch pipe flange, of the cover plate, external threads are arranged on the periphery of the blocking column, a short guide sleeve is arranged at the end of a column body, a sealing gasket is arranged at the bottom of the short guide sleeve and corresponds to a ventilation branch pipe channel, and internal threads matched with the external threads are formed in the inner wall of the ventilation branch pipe. The outer threads and the inner threads are trapezoidal threads, wear-resistant coatings are sprayed on the surfaces of the outer threads and the inner threads, a sealing groove is formed in the end face, corresponding to the cover plate, of the branch pipe flange, and an elastic sealing ring is arranged in the sealing groove. The core requirements of civil air defense engineering for quick opening and closing, high sealing performance and wartime impact resistance of the ventilation plug are met.

The present invention provides a method for improving vegetation soil using water-absorbing resin, and the improvement method is as follows: a soil improvement bag is prepared using a long containing bag and a water-absorbing resin; a positioning mechanism is set on the outside of the vegetation for fixing; the soil improvement bag is put into water until the water-absorbing resin is in a water-condensed bead state, the soil improvement bag is initially positioned using the positioning mechanism, and the soil improvement bag is vertically positioned in the soil ditch between the planting hole and the soil ball using the dead weight of the soil improvement bag; after positioning, the planting hole is filled with planting soil, and the soil improvement bag is covered and limited at the same time; the positioning mechanism is taken out, and the planting hole is continuously filled with planting soil until it is flush with the soil around the vegetation. The present invention can improve the uniformity, convenience and efficiency of improving vegetation soil with water-absorbing resin, and can conveniently and quickly replace the water-absorbing resin, reducing the damage to the root system of the seedlings due to replacement.

The present invention belongs to the technical field of skin dressings. The present invention provides a skin repair and whitening dressing based on a black-skinned spruce extract and a preparation method. The preparation method comprises the steps of: preparing a modified sodium hyaluronate solution by mixing citrine pectin with sodium hyaluronate; encapsulating a black-skinned spruce water extract dry powder, a black-skinned spruce ethanol aqueous solution extract dry powder and a citrine peel water extract in liposomes; and then placing the liposomes in a modified sodium hyaluronate solution to prepare a hydrogel colloid to obtain a dressing. The skin dressing obtained by the present invention can significantly inhibit tyrosinase and has a good scavenging rate for DPPH free radicals, and has a positive effect on skin whitening; at the same time, it also has excellent long-term antibacterial properties and can be used repeatedly for a long time; and it is also conducive to the repair and healing of burned skin.

The invention relates to the technical field of rust remover production, in particular to a rust remover for a fuel gas pressure regulating box and a preparation method of the rust remover. The rust remover is prepared from the following raw materials in parts by weight: 20-30 parts of acryloyl isopropyl phosphonic acid, 4-6 parts of a composite surfactant, 10-12 parts of a synergistic auxiliary agent, 6-10 parts of a corrosion inhibitor, 8-10 parts of sodium gluconate, 3-5 parts of potassium thiocyanate, 6-8 parts of a synergistic filler and 25-35 parts of deionized water. The rust remover prepared by the preparation method disclosed by the invention has a remarkable rapid rust removal effect; the rust removal rate is excellent, and meanwhile, the influence on the surface of a treated part is avoided; therefore, the prepared rust remover has a wider market prospect and is more suitable for popularization.

The utility model relates to the technical field of embossing equipment, in particular to a wallpaper embossing device which comprises a supporting rod, an embossing mechanism and a cleaning mechanism, a bearing shell is fixedly connected to the supporting rod, two first sliding through holes and four second sliding through holes are formed in the supporting rod, and three guide rollers are rotationally connected to the bearing shell. According to the wallpaper embossing device, the embossing mechanism is fixedly connected to the bearing shell, the three guide rollers are used for guiding wallpaper conveniently, the multiple embossing rollers are used for being matched with the corresponding guide rollers conveniently to conduct embossing treatment on the wallpaper conveniently, and then the first motor is started, so that the positions of the multiple embossing rollers are adjusted conveniently; the effect of rapidly replacing the embossing patterns is achieved by adjusting the positions of the multiple embossing rollers, the electromagnets are separated from the corresponding magnet blocks by closing the corresponding electromagnets, the sliding compression springs are used for pulling the sliding blocks to reset, and therefore the embossing rollers and the fixing blocks can be detached and replaced conveniently, and use is more convenient.

The utility model discloses an aluminum angle valve suitable for a low-temperature environment, which relates to the technical field of aluminum angle valves and comprises a valve body, the top of the valve body is communicated with a valve cylinder, a valve seat is fixedly mounted in the valve body, a conical opening and closing hole is formed in the valve seat, a valve rod is in threaded connection with the interior of the valve cylinder, and the valve rod is in threaded connection with the valve cylinder. The lower end of the valve rod is fixedly connected with a conical valve element matched with the opening and closing hole, a flow guide channel is formed in the valve rod, a heating cavity communicated with the flow guide channel is formed in the valve element, a handle is fixedly installed at the upper end of the valve rod through a bolt, and a heating rod is fixedly installed in the middle of the bottom of the handle. The heating rod and the thermal compensation medium are arranged in the valve element, so that automatic constant-temperature control of the valve element can be achieved, the problem of sealing failure caused by low-temperature shrinkage is effectively solved, it is guaranteed that the valve element and the valve seat keep the best fit clearance all the time, and the sealing performance of equipment in the low-temperature environment is improved.

The invention discloses an engine waterway cooling structure which is characterized in that a water pump assembly is mounted on the outer side of a cylinder head, a cooling water pipe of the cylinder head is connected with the water pump assembly, a circulating outlet of the water pump assembly is connected with a thermostat, a water outlet of the thermostat is connected with a water outlet pipe, and the water outlet pipe is communicated with a water inlet of a radiator; a water outlet of the radiator communicates with the water pump assembly through a water return pipe, and a pump outlet of the water pump assembly is further connected with a cooling water pipe communicating with the air cylinder body. The engine cooling system has the beneficial effects that the thermostat is arranged in the water pump, cooling water flowing through the air cylinder body and the air cylinder head flows into the water pump after being heated, the thermostat guides water flow to enter the water pump to be circularly heated or enter the radiator to be cooled according to the water temperature, so that the engine is cooled, and when the water temperature is low, the cooling water can be rapidly heated, and when the water temperature is high, the cooling water can be rapidly cooled. And the temperature can be quickly reduced, so that the engine always works in a set temperature interval, ideal gaps are further kept between parts, and abnormal wear and impact are avoided.