87results about How to "Play a positioning role" patented technology

The utility model belongs to the technical field of lubricating oil additive filling, and particularly relates to a lubricating oil additive finished product filling device which comprises a base, supporting legs are arranged at the four corners of the bottom of the base, a filling mechanism is installed on the top of the base, and the rear end of the filling mechanism is communicated with a stirring mechanism. And a conveying mechanism is arranged below the filling mechanism. According to the filling mechanism disclosed by the utility model, the lubricating oil additive can be quickly filled through the cooperative operation of the liquid pump, the hose, the connecting pipe and the filling head. The electric telescopic rod can adjust the height of the filling head to adapt to filling containers of different specifications, and the universality of the equipment is improved; the electromagnetic valve can accurately control opening and closing of each filling head, and the accuracy of the filling amount is ensured.

The utility model discloses an adult paper diaper of replaceable core body belongs to paper diaper technical field, including the trousers body, the waist of trousers body is provided with the fixed part of fixed effect, the inside of trousers body is provided with the core body, the lateral surface of trousers body is evenly provided with a plurality of positioning strips, and the adjacent two positioning strips are parallel to each other, and a plurality of positioning strips are arranged in a straight line, and the both ends of positioning strip are fixedly connected with the lateral surface of trousers body, and the positioning groove is formed between positioning strip and trousers body, and the positioning piece is arranged in a plurality of positioning grooves, and the width of positioning piece is same with positioning groove, and one end of positioning piece is fixedly connected with one end of core body side surface, and the other end of positioning piece is detachably cooperated with the other end of core body side surface, and the first adhesive part is arranged on the side surface of core body, and the first adhesive part is bonded with trousers body, can realize the accuracy of core body and trousers body installation position.

The utility model discloses a novel stamping film, including the back adhesive layer, the upper surface of back adhesive layer is fixedly arranged with metal positioning layer, the upper surface of metal positioning layer is fixedly arranged with the embossing layer, the upper surface of embossing layer is provided with the color change anti -fake layer, the upper surface of color change anti -fake layer is provided with the anti -fake function layer, the upper surface of anti -fake function layer is provided with the color layer, the upper surface of color layer is provided with the transparent protective layer, the upper surface of transparent protective layer is provided with the release layer, the upper surface of release layer is provided with the base film layer, the upper surface of base film layer is provided with the article recess, the inner bottom surface of this article recess is provided with the cover layer, the anti -fake function layer includes the fragile paper layer, the anti -fake line and the honeycomb structure layer, and the anti -fake line is arranged between the fragile paper layer and the honeycomb structure layer, and the upper end of anti -fake line is provided with the micro anti -fake graphic laser engraving layer. The above technical scheme, the structure design is reasonable, the imitation difficulty is big, and the anti -fake effect is good, and the positioning is reliable and practical.

The utility model provides a rapid positioning sheet metal part bending device which comprises a working frame body and is characterized in that the top of the inner side of the working frame body is fixedly connected with a hydraulic cylinder, the telescopic end of the hydraulic cylinder is in threaded connection with a connector, the bottom of the connector is fixedly connected with a fixing plate, and the bottom of the fixing plate is fixedly connected with a bending top piece. The bottom of the inner side of the working frame body is fixedly connected with a bottom plate, and the left side and the right side of the bottom plate are connected with damping spring shock absorbers correspondingly. A base is connected with a placing disc through a damping spring shock absorber, a bending seat is arranged in the middle of the base, a rotating column is arranged in the bending seat, the bending seat and the rotating column extend out of a through hole of the placing disc, a to-be-bent part is placed on the placing disc, a hydraulic cylinder drives a bending jacking part to move downwards, and meanwhile the rotating column rotates; the bending piece is bent in the bending groove of the rotating column by controlling the stretching distance of the hydraulic cylinder, the rotating angle of the rotating column is changed by controlling the stretching distance of the hydraulic cylinder, and then different bending angles of the bending piece are achieved.

The invention provides an eyeshade capable of pressing acupuncture points to promote sleep. The eyeshade comprises an eyeshade body and an eyeshade head band assembly. The eyeshade comprises an eyeshade body, a middle U-shaped convex block and a top convex block, the eyeshade body is used for shading the eyes and is positioned through the middle U-shaped convex block of the eyeshade and the concave position of the nose bridge, at the moment, the top convex block of the eyeshade is just pressed on the Yintang acupoint, and the two sides of the eyeshade are each provided with two side holes connected with the eyeshade head band assembly; the eyeshade head band assembly comprises an eyeshade head band, earplugs and silica gel round head protruding blocks, the eyeshade head band assembly and the eyeshade are connected in a bonding mode through hook-and-loop fasteners, the eyeshade head band and the ears are positioned through two ear openings, and the earplugs are arranged according to the distance between the sleeping acupoint and the ears. The vacant positions where the silica gel round head protruding blocks on the two sides of the eyeshade head band are located are adjusted to be aligned with the peaceful acupoint to press the peaceful acupoint, the earplugs are used for reducing noise of ears, and at least one mouth-shaped notch is formed in the eyeshade head band and the head body of a user to achieve the limiting effect.

The utility model discloses an ophthalmic cavity instrument multi-channel cleaning frame, specifically relates to ophthalmic cavity instrument cleaning technical field is equipped with the connecting pipe, and the connecting pipe includes: rigid fixed head, is connected on the connecting pipe, and the faraway connecting pipe one end is equipped with the help suction connecting portion, is used for with the help suction hole detachable connection of injection suction handle, the elastic hose is equipped in the side of rigid fixed head, and the front end is equipped with perfusion connecting portion, is used for with the perfusion hole sealed connection of injection suction handle. The utility model through setting up rigid fixed head on the basis, the elastic hose is installed in the side, realizes the one side channel of cavity instrument and is fixed in rigid fixed head place, and the other side uses the butt joint of elastic hose and connects, realizes double channel simultaneous flushing, guarantees the cleaning effect of instrument cleaning, also reduces the manual work of staff, improves the work efficiency.

The utility model relates to the technical field of glass bottle forming, in particular to an improved glass bottle forming device. According to the technical scheme, the device comprises a base, a bottom die is fixedly installed in the middle of the upper surface of the base, side plates are symmetrically and fixedly installed on the two sides of the upper surface of the base, hydraulic cylinders are fixedly installed on the outer sides of the two side plates, and the output ends of the two hydraulic cylinders are fixedly connected with movable plates; the inner sides of the two moving plates are fixedly provided with section molds, the positions, close to the two ends, of the outer sides of the two moving plates are fixedly provided with sliding sleeves, two sliding rods are fixedly connected between the inner sides of the two side plates, the sliding sleeves are slidably connected to the outer surfaces of the sliding rods in a sleeving mode, and the middle positions of the outer surfaces of the two sliding rods are fixedly connected with sleeves in a sleeving mode. According to the glass bottle forming mold, contact impact of the mold can be avoided in the mold closing process of the glass bottle forming mold, so that the mold is prevented from being damaged, and meanwhile, the mold after mold closing is positioned.

The utility model discloses a kind of multi-grade adjustment rotary switches, including base, shell cover, rotating handle and contact assembly, rotating handle rotationally arranged between base and shell cover, and drive rod extending along its radial direction is provided;Contact assembly includes the multiple elastic structure's moving contact bridge of the shaft center of rotating handle as center annularly arranged in installation cavity, and multiple static contact pieces are arranged in base and respectively opposite multiple moving contact bridges, multiple moving contact bridges are connected and respectively located on the movement path of drive rod, drive rod respectively drives multiple moving contact bridges and multiple static contact pieces contact in rotating handle rotating process, by the mechanism of the wheel contact formed by drive rod and multiple moving contact bridges, operation pressure is significantly dispersed, avoid single moving contact bridge sustained stress, greatly reduce the mechanical load and fatigue degree of moving contact bridge, reduce the probability of heating, reduce wear and risk of fusion welding, extend mechanical service life.

The invention provides an exotesta removing device, and relates to the technical field of suaeda heteroptera exotesta removing. The driving assembly is mounted at the top of the mounting assembly; the elastic pressing assembly is mounted on the driving assembly; the testa removing assembly is mounted on the elastic pressing assembly; the second mounting plate block is arranged on the right side of the first mounting plate block, a positioning groove is formed in the left side of the second mounting plate block, and two second bolt mounting holes are further formed in the second mounting plate block; the circular mounting shaft is rotationally mounted in the mounting plate I; according to the suaeda heteroptera seed coat removing device, the grinding effect on the suaeda heteroptera outer seed coat is achieved, automatic falling of the suaeda heteroptera outer seed coat is achieved, a hollow removing cylinder makes elastic contact with suaeda heteroptera seeds under the action of two second reset springs, suaeda heteroptera seeds are prevented from being damaged, and the suaeda heteroptera outer seed coat removing effect is improved; the problem that the suaeda heteroptera seeds are easily damaged due to the fact that the manual beating or grinding force is not easy to control is solved.

This invention relates to the field of vehicle-mounted water dispenser technology, specifically a dual-supply folding center console water dispenser. It includes a mounting housing with a water inlet connector at the top. Inside the housing is a main body connected to the water inlet connector. A bottled water connector or a barrelled water connector is detachably connected to the water inlet connector. A storage slot is provided at the top of the housing, containing a water outlet component connected to the main body of the water dispenser. This invention addresses the problems of traditional water dispensers where the water outlet protrudes externally for ease of use, resulting in a large space occupied by the outlet and affecting convenience; the limitations of the water inlet interface when using bottled water, leading to frequent bottle replacements due to the small water supply; and the inconvenience of using a hose to connect to barrelled water when the barrelled water is low.

The utility model relates to the technical field of silicone rubber provides a kind of silicone rubber multilayer injection mould, including lower mould plate, the bottom end of lower mould plate is equipped with backing plate, the both sides of backing plate are symmetrically provided with fixed structure, fourth mould plate is installed on lower mould plate, third mould plate, second mould plate and first mould plate are installed in turn on fourth mould plate from bottom to top, the inside of fourth mould plate, third mould plate, second mould plate and first mould plate are equipped with glue inlet, the outside of glue inlet is provided with heating structure, the both sides of the bottom end of fourth mould plate, third mould plate, second mould plate and first mould plate are symmetrically provided with positioning structure.The utility model is positioned by the positioning structure of setting, positioning block and positioning slot are engaged, can play certain positioning effect to each layer mould plate, improve the stability between mould plate, avoid the situation of displacement, rotate positioning screw rod, the position of positioning block can be adjusted, and then the levelness between each layer mould plate can be adjusted, improve injection effect.

The utility model relates to the technical field of inquiry terminals, and discloses a power utilization inquiry terminal convenient to install, which comprises an inquiry terminal, a positioning block is fixedly connected to the rear end of the inquiry terminal, a positioning hole is arranged on the inner wall of the positioning block, an installation plate is arranged at the rear end of the inquiry terminal, a positioning groove is arranged on the inner wall of the installation plate, and the positioning hole is arranged in the positioning groove. A through groove is formed in the middle of the mounting plate, a fixing assembly is arranged in the mounting plate, and a protection assembly is arranged at the front end of the query terminal. The positioning blocks are inserted into the positioning grooves, the positioning blocks are positioned through the positioning grooves, then the rotary knobs are rotated to drive the two-way lead screws to rotate, and due to the fact that the installation bases are in threaded connection with the two-way lead screws, the two installation bases slide close to each other along the through grooves, the extension plates are driven to move, and the insertion rods are inserted into the positioning holes. The query terminal is installed and fixed, the installation process is simple and convenient, no extra tool is needed, and the convenience during disassembly and assembly is improved.

The utility model belongs to the technical field of plastic bag production, and particularly relates to a film blowing machine receiving mechanism for plastic bag production, which comprises a bottom plate, a side plate arranged on one side of the top of the bottom plate, a motor arranged above one side of the side plate, a rotating shaft arranged at the output end of the motor, a dismounting assembly arranged at one end of the rotating shaft, and a rotating seat arranged at one end of the dismounting assembly. The bottom plate is provided with a hydraulic cylinder below the dismounting assembly, the top end of the hydraulic cylinder is provided with a supporting seat, the bottom plate is provided with a support at the back of the dismounting assembly, and one side of the top end in the support is provided with a sleeve. The electric push rod, the clamping plate, the clamping block, the positioning groove, the positioning block, the hydraulic cylinder and the supporting base are matched with one another, so that the wind-up roller is convenient to disassemble, the sleeve, the spring, the supporting rod, the U-shaped frame and the pressing roller are matched with one another, the material receiving mechanism has the pressing function, and the phenomenon that the material receiving mechanism is prone to falling off when receiving materials is avoided. And the plastic film on the winding roller is loosened or wrinkled.

The utility model discloses a tunnel concrete side wall anchor rod which is characterized in that slurry discharge holes are formed in the surface of the middle of an anchor head at equal intervals in the circumferential direction, a connecting rod is fixedly installed on the top of the interior of the anchor head, a guide column is fixedly installed in the middle of the bottom end of the connecting rod, and a fixed cylinder is fixedly connected to the bottom end of the guide column. The piston plate and the supporting inclined rod are supported, the positions of the piston plate and the supporting inclined rod are kept unchanged, then when the anchor head is inserted into a wall for tunnel construction, the supporting inclined rod cannot be clamped, meanwhile, the guide column plays a role in guiding the piston plate, and the piston plate slides along the guide column when being impacted by injected concrete grout, so that the anchor head is prevented from falling off. The deformable metal strip can be bent and deformed under stress, then the supporting inclined rod can slide, the end of the supporting inclined rod is inserted into a wall, the stability of the anchor head is improved, the anchor rod is not prone to falling off during installation, and the situation that the anchor rod shakes and is unstable due to impact when grout is injected is prevented.

The utility model relates to a municipal drainage device convenient to maintain, which belongs to the technical field of municipal engineering and comprises a drainage main body, a detachable grate is slidably mounted in the drainage main body, and a plurality of long-strip-shaped hole grooves are formed in the detachable grate and are arranged at equal intervals. Compared with the prior art, the drainage device has the advantages that the long-strip-shaped hole grooves can be used for blocking outside large-size branches or plastic bags, the filtering frame and the filtering net are used in cooperation, fruit scraps, fallen leaves and other small garbage entering the drainage body can be blocked, and the drainage device is convenient to use. By arranging the detachable grate and the fixing frame, the phenomenon of clogging caused by the fact that garbage enters the drainage channel can be prevented, the garbage filtering effect can be improved by arranging the multiple layers of filter screens, meanwhile, a worker can lift the detachable grate and the fixing frame out of the drainage body, and then the damaged filter screen and the damaged filter frame can be conveniently and independently replaced; therefore, the maintenance cost caused by overall replacement can be reduced.

The utility model belongs to the field of circuit breaker, specifically relates to a hole position tool gauge of circuit breaker shell, including workbench and a plurality of positioning blocks, a plurality of positioning blocks are arranged on the workbench respectively, and the positioning clamping space for placing the circuit breaker shell is formed between the workbench and the positioning block, a plurality of first limit rods and a plurality of second limit rods are respectively detachably connected in the corresponding positioning clamping space on the workbench, a plurality of first limit rods are used to pass through the pivot hole of circuit breaker shell, a plurality of second limit rods are used to pass through the rivet hole of circuit breaker shell, and a top rod is slidably arranged on each positioning block, a plurality of first limit rods and a plurality of second limit rods are respectively arranged on the workbench, a plurality of first limit rods and a plurality of second limit rods can pass through the pivot hole and the rivet hole of circuit breaker shell respectively, just need to place the circuit breaker shell into the positioning clamping space, can realize the detection to the hole position of circuit breaker shell, and the operation is convenient, and the cost is lower.

The utility model relates to a cabinet and bed, can install cabinet frame fast. The utility model discloses a cabinet frame, including four support beams and four first connecting plates, four first connecting plates are divided in the four corners of rectangle, and support beam and first connecting plate can be connected alternately to form frame structure, and connecting plate can be connected with stand.

The utility model belongs to the technical field of intravenous infusion labeling and sorting all-in-one machines, and particularly relates to an intravenous infusion labeling and sorting all-in-one machine which comprises an intravenous infusion labeling machine body, a control panel is installed on the surface of the intravenous infusion labeling machine body, and a discharging port is formed in the surface of the intravenous infusion labeling machine body. A sorting table top is arranged on the surface of the venous transfusion labeling machine body, and a conveying belt is installed on the inner side of the sorting table top. One end of each of the two L-shaped positioning blocks is inserted into one positioning groove, and then the screw rod is rotated clockwise through the knob, so that the threaded connection block in threaded connection with the outer wall of the screw rod can move towards one end with the bearing along the guide sliding groove under the action of the guide sliding block; and meanwhile, one end of an L-shaped limiting insertion block fixedly connected with the outer wall of the threaded connection block is inserted into a limiting insertion groove, so that butt joint and fixation between the venous transfusion labeling machine body and the sorting table top can be achieved, and the stability of subsequent labeling and sorting is improved.

The application provides a supporting structure for landslide emergency treatment and a use method, and belongs to the technical field of landslide emergency treatment. The supporting structure comprises an anchor rod, a connecting mechanism is arranged on the anchor rod, the connecting mechanism comprises hollowed-out discs one, two and three which are fixedly sleeved on the anchor rod, the diameters of the hollowed-out discs one, two and three are sequentially reduced, a plurality of connecting rings are fixedly sleeved on the anchor rod, and grooves are arranged on the anchor rod corresponding to the connecting rings. The hollowed-out discs one, two and three and the connecting rings are fixedly sleeved on the anchor rod, the contact area of the anchor rod and the grouting body is increased through the hollowed-out discs one, two and three and the connecting rings, the connecting strength of the anchor rod and the grouting body is improved, the pull-out resistance of the anchor rod is increased, and therefore the support of the side slope is more stable and reliable.

The utility model discloses a kind of handle press-fit equipment, it is related to handle installation technical field, including pedestal, positioning block, lifting driving part and ejector device. Positioning block is located on pedestal, positioning groove is equipped on positioning block, positioning groove is used for the handle to be put into;Lifting driving part is located on pedestal, the output end of lifting driving part is equipped with pressing block, multiple avoiding holes are opened in pressing block, multiple avoiding holes are respectively used for the multiple fasteners on handle to extend into, lifting driving part can drive pressing block to descend, to make pressing block press mounting plate downwards, and make mounting plate buckle and be installed on handle;Ejector device is located on pedestal, and ejector device is used to lift the handle in positioning groove, to make the upper end of handle extend from positioning groove. The handle press-fit equipment replaces the step that worker presses mounting plate, avoids the hand of worker to produce fatigue and injury due to long time repeatedly pressing mounting plate, so as to be favorable to reduce the labor intensity of worker hand.

The utility model belongs to the technical field of large-scale wind driven generator stator core lamination, and particularly relates to a large-scale wind driven generator stator core lamination device which comprises a stator supporting seat, a lower pressing plate is arranged at the top of the stator supporting seat, an upper pressing plate is arranged at the top of the lower pressing plate, and the upper pressing plate is arranged at the bottom of the stator supporting seat. A stator core is arranged between the lower pressing plate and the upper pressing plate. According to the utility model, the eight mechanical jacks are uniformly arranged, then the lower pressing plate of the large-scale pre-pressing tool is hung on the jacks, each jack is adjusted, then the stator iron cores are stacked on the lower pressing plate, when the stator iron cores are stacked to a fixed height, the groove type of the stator iron cores is adjusted, then the upper pressing plate of the large-scale pre-pressing tool is hung, and after the hanging is completed, the stator iron cores are placed on the lower pressing plate. The two ends of the inner ring screw rod and the two ends of the outer ring screw rod penetrate through the lower pressing plate and the upper pressing plate to be connected with the nuts, and therefore the problem that tiny inter-piece gaps are possibly generated after scattered pieces are installed can be solved through the structure, and the iron core length requirement and the iron core overlying coefficient are guaranteed.

The utility model discloses a kind of film pasting equipment of accurate positioning, belong to film pasting technical field, including the film cutting assembly of film pasting machine's inside installation can uniform cutting film, the screen conveying assembly of film pasting machine's inside installation can uniform speed transport mobile phone screen to be pasted film, the film cutting assembly is located above film pasting machine, the film cutting assembly includes linkage cutting assembly and film feeding assembly. By the above-mentioned mode, start second motor to drive worm rotation, worm rotation will drive worm gear rotation, worm gear rotation will drive rectangular plate rotation, because the length of rectangular plate is larger, so rectangular plate rotation will be pulled to positioning plate by movable plate, make two groups of symmetrical positioning plate move towards, until the side surface of two groups of positioning plate and the side surface of mobile phone screen contact, positioning plate to mobile phone screen plays positioning left and right at this time, avoid belt conveyor to cause its deviation phenomenon when conveying mobile phone screen.

The utility model discloses a rotary locking type filter bag fixing structure which comprises a filter cartridge, a filter basket is arranged in the filter cartridge, and a filter bag is sleeved in the filter basket; a circle of bearing table is arranged on the inner side of the top of the filter basket, a plurality of openings distributed at intervals are formed in the upper portion of the bearing table, a communicated pressing opening is formed in one side of each opening, and a sealing gasket is arranged in each pressing opening; a reinforcing ring is installed on the bearing table, pressing elastic pieces in one-to-one correspondence with the openings are arranged on the edge of the outer side of the reinforcing ring, and the pressing elastic pieces can enter from the openings and rotate along the pressing openings to be tightly attached to the sealing gasket so as to clamp and fix the filter bag; a plurality of positioning stand columns are arranged on the top face of the reinforcing ring, a cover pressing plate is further installed on the filter basket in a pressing mode, a plurality of positioning holes corresponding to the positioning stand columns in a one-to-one mode are formed in the cover pressing plate, and the cover pressing plate is detachably connected with the filter cylinder. The filter bag is easy and convenient to install, the filter bag cannot fall off, the overall sealing performance is good, and looseness cannot be generated.

The utility model relates to an interventional postoperative puncture port air bag compression bag which comprises wrapping cloth and an air bag, a waist bandage is arranged on the outer upper edge of the wrapping cloth, the waist bandage is wound around the waist of a patient and is fixed through hook-and-loop fasteners in a sticking mode, and a leg bandage is arranged on the outer lower edge of the wrapping cloth, is wound around the thighs of the patient and is fixed through hook-and-loop fasteners in a sticking mode. The bag is arranged on the inner surface of the wrapping cloth and is pressed at the interventional operation puncture port of the patient, the bag is provided with an inflation port, the inflation port is connected with an inflation balloon, and the inflation balloon is provided with a deflation valve. The wrapping cloth inner face bag is fixed to the crotch of a patient through the waist binding band and the leg binding band, compression hemostasis is conducted on an interventional operation puncture opening, firmness is good, wearing is comfortable, and the hemostasis effect is good. The length of the waist bandage and the length of the leg bandage can be adjusted according to needs, and the device is suitable for patients of different body types. The inflatable balloon is extruded to inject air into the bag, the vent valve is opened to discharge air out of the bag, the compression degree of the bag can be adjusted, and operation is easy and convenient.

The utility model relates to the technical field of middle wallboard machining, and discloses a middle wallboard machining tool which comprises a bottom plate, at least two limiting blocks, at least one positioning assembly and at least one pressing assembly. The limiting blocks are fixedly arranged on the bottom plate, a limiting groove matched with the middle wall plate in size and outline is formed between the at least one positioning assembly and the at least two limiting blocks, each positioning assembly is arranged opposite to one limiting block in position and comprises a positioning block, a mounting seat and an adjusting part, the mounting seat is fixedly arranged on the bottom plate, the positioning blocks are movably arranged on the mounting seat, and the adjusting part is arranged on the mounting seat. The adjusting piece is arranged on the mounting seat and connected with the positioning block, and the adjusting piece is used for driving the positioning block to move towards the corresponding limiting block, so that the positioning block and the corresponding limiting block are matched to clamp the middle wall plate in the limiting groove; the downward pressing assembly is arranged on the bottom plate, located at a groove opening of the limiting groove and used for tightly pressing the middle wall plate into the limiting groove. According to the utility model, the problem of how to adjust the limiting groove to be matched with the actually clamped middle wallboard can be solved.

The logistics vehicle comprises a compartment, a cover plate set, a push plate set and an air cylinder, the compartment is installed on the logistics vehicle, a delivery assembly used for delivering the logistics box at a fixed point is arranged behind the compartment, and the delivery assembly comprises a slide moving assembly used for moving a slide and the push plate set used for limiting the logistics box; the push plate set comprises a fixed plate set and a movable plate set, the fixed plate set comprises a fixed plate moving mechanism and a logistics box pushing mechanism, the delivery assembly is connected with the cover plate set, a deformation mechanism used for converting the cover plate set into a slide is arranged in the cover plate set, and the deformation mechanism is connected with the lifting mechanism through bevel gears. The lifting mechanism is arranged in the fixing plate set and used for lifting the fixing plates, and an air cylinder used for adjusting the angle of the slide is hinged below the cover plate set. According to the logistics vehicle, fixed-point delivery can be achieved, the cover plate set is changed into a slide state through the deformation mechanism, so that the logistics boxes are effectively classified, the sorting speed of the logistics boxes is increased, the logistics efficiency is improved, and the labor cost is saved.

The utility model relates to the technical field of eraser cutting, and discloses a multifunctional eraser cutting device. Comprising a supporting table, fixing plates arranged on the two sides of the upper surface of the supporting table, a driving roller rotationally connected between the fixing plates on the two sides, a driven roller rotationally connected between the fixing plates on the two sides, a conveying belt arranged between the driving roller and the driven roller, a driving motor arranged on the lower side of the supporting table and a cutting assembly arranged above the conveying belt. A blanking plate allowing cut erasers to fall is arranged at the position, close to the driving roller, of the side edge of the supporting table, the section of the blanking plate is in a U shape, a plurality of heightening rods used for heightening the falling erasers are arranged in the middle of the blanking plate, and a plurality of nozzles are arranged on the upper surface of the blanking plate between the adjacent heightening rods. An air inlet cover communicating with the multiple nozzles is arranged on the lower surface of the discharging plate, an air pump is arranged on the lower surface of the supporting table, and an air supply hose is arranged between the air pump and the air inlet cover.

This utility model discloses a pressure-reverse thrust shrinking plate and a cutting and grinding device, relating to the fields of grinding wheels, cutting machine pressure plates, etc. It includes an annular upper cover plate and a lower cover plate. The top of the lower cover plate has a snap-fit ​​groove adapted to the outer diameter of the upper cover plate. A sleeve coaxially arranged with the lower cover plate is fixed in the snap-fit ​​groove. The upper cover plate is fitted onto the sleeve and can rotate relative to it. Multiple sets of lower placement grooves are evenly arranged circumferentially within the snap-fit ​​groove, and corresponding upper placement grooves are arranged on the upper cover plate. The upper and lower placement grooves have the same structure and are centrally symmetrical, each including a placement part, a ramp part, and a blocking part. Rolling parts are placed between the upper and lower placement grooves and arranged in a circumferential array. A dustproof sealing ring can be provided on the outer edge between the upper and lower cover plates. When the cutting and grinding device of this application is working, the rolling parts are guided by the ramp part to generate a reverse thrust, achieving self-locking clamping. During disassembly, the rolling parts fall back to the placement part, and the cutting blade can be smoothly released, avoiding seizing. It has the advantages of reliable clamping, convenient disassembly, labor saving, dustproof durability, and strong adaptability.

This utility model belongs to the technical field of freshwater coolers, specifically relating to a freshwater cooler with a filtration structure. It includes a freshwater cooler body, with a base fixedly connected to the bottom of the body, and a first inlet pipe and a first outlet pipe connected to the top. This utility model places two filter plates on a support frame and covers them with a sealing cap. The fixing block at the end of the sealing cap is positioned between two limiting blocks. By rotating a double-acting screw clockwise, the two threaded sleeves connected to its outer wall move the limiting blocks towards each other along a guide rod until one end of the limiting block is inserted into a limiting groove for fixation. This allows the filter plates inside the filter box to filter the freshwater in the inlet and outlet pipes, preventing impurities in the freshwater from adhering to the internal pipes of the freshwater cooler body, thus improving cooling efficiency.