49results about How to "Avoid limit" patented technology

The invention provides a multidirectional adjustable bucket welding device, which relates to the field of bucket welding processing, and comprises an outer frame, a gantry crane fixedly connected to the top of the outer frame, an electric hoist slidably connected to the bottom of the gantry crane, a hanging bracket fixedly connected to the bottom of a hanging cable of the electric hoist, and two groups of electric telescopic rods fixedly connected to the left and right sides of the hanging bracket, the side end of the telescopic part of the electric telescopic rod is fixedly connected with a circular plate, the side end of the circular plate is fixedly connected with a conical head, the telescopic part of the telescopic cylinder 8 can drive the transverse frame to translate downwards by controlling the telescopic cylinder 8 to operate, the telescopic cylinder 8 can drive the arc cover plates on the two sides to press the outer curved surface of a wrapping plate downwards, and the wrapping plate can be clamped through cooperation with an arc support of the inner curved surface of the wrapping plate; and meanwhile, the curvature of the wrapping plate can be fixed, so that the side plate is prevented from deviating during welding, the welding efficiency of the side plate is improved, and the problem that the welding machining efficiency of the bucket is reduced in the process that the curvature of an inner curved surface of an existing bucket wrapping plate is fixed through a threaded telescopic rod is solved.

The invention discloses a high-temperature alloy material machining device and method, the high-temperature alloy material machining device comprises a machining box, a stamping assembly is arranged at the top of the machining box to achieve product machining, and a discharging plate is installed on the front side of the machining box. According to the processing device and method for the high-temperature alloy material, the processing mechanism is arranged, a feeding plate drives a new product material to move on a directional plate through driving of a driving assembly, and when the feeding plate is separated from the product material, an extending plate and a pushing plate are driven to move synchronously; and the driving assembly synchronously drives the cam to rotate to achieve movement of the jacking plate, so that unprocessed products are pushed before alloy materials are punched, namely, linkage integrated operation of feeding and positioning of processed product materials, lifting of processed products and discharging after the processed products are separated from the die is achieved, the processing efficiency is improved, and meanwhile the production cost is reduced. And the integrated punching operation can be completed without manual adjustment of personnel.

The utility model relates to the technical field of photovoltaic assemblies, in particular to a roof photovoltaic support and a photovoltaic building with the same, and the roof photovoltaic support comprises a plurality of groups of supporting stand columns arranged at intervals; the supporting main beam is fixedly installed at the top of the supporting stand column, a photovoltaic module is suitable for being installed on the supporting main beam, and the end of the supporting main beam extends to one side of the supporting stand column to form an overhanging part; one end of the main beam inclined strut is fixedly installed on the supporting stand column, and the other end of the main beam inclined strut is installed on the overhanging part of the supporting main beam. The cantilever part of the main beam is supported through the main beam inclined strut, an additional reinforcing structure between the supporting stand column in the middle and the supporting main beam is omitted, and the situation that the mounting position of the photovoltaic module is limited by the additional reinforcing structure in the photovoltaic module mounting process can be avoided; the installation of the photovoltaic assembly on the top of the roof photovoltaic support can be effectively simplified.

The utility model discloses a cutting equipment for general equipment manufacturing relates to general equipment manufacturing technical field. The cutting equipment for general equipment manufacturing, including base, the top of base is assembled with the servo motor of adjustable function, the side drive of servo motor is connected with cutting wheel, the side assembly of base is connected by spring one with the limiting board, the side fixed connection of limiting board has the cross bar, the side of base is provided with stable component, and stable component includes hydraulic chamber no.

The utility model relates to steel net tension test technical field discloses a kind of steel net tension test equipment, including support mechanism, the lower fixed mechanism is attached to the support mechanism upper surface, the upper fixed mechanism is fixedly arranged on the lower fixed mechanism upper surface, the support mechanism includes placement table, four sliding grooves are opened in the placement table upper surface, four The sliding groove inside is slidably provided with sliding block, the upper surface one side middle position of four The sliding block is screw set with third fixed knob, four The sliding block one end is fixedly provided with cross bar, four The cross bar both ends are fixedly provided with limit plate, the limit plate one side surface is fixedly provided with third antiskid pad in multiple. In the utility model, by adjustable fixed mechanism, magnetic attraction fixed design and stable support structure, effectively solve the problems existing in the prior art, improve the precision, stability and efficiency of steel net tension test.

The utility model discloses a data and electricity simultaneous transmission centralized controller with flexible installation, which comprises a control box, the control box is provided with a box body and a cover body covering the box body, the box body is internally provided with a memory, a processor and a traffic light control program stored on the memory and capable of running on the processor, the cover body is provided with a voltage stabilizer, the box body is provided with a flexible part, and the flexible part is provided with a power supply. The cover body covers the box body so that the voltage stabilizer can abut against the flexible piece. The memory and the processor are integrated in the same control box, assembly and maintenance by workers are facilitated, the memory and the processor are arranged in the box body, the voltage stabilizer is arranged on the cover body, and the memory, the processor and the voltage stabilizer are integrated in the control box; the voltage stabilizer located on the cover body abuts against the flexible part when the cover body is buckled into the box body, so that collision damage between the voltage stabilizer and the memory or the processor is avoided, and flexible installation protection is achieved for the voltage stabilizer, the processor and the memory.

The utility model relates to the technical field of automobile wheel cover, concretely is a kind of wear-resistant automobile wheel cover, including tyre cover, the inside of tyre cover is equipped with connecting frame, the surface of connecting frame is provided with protection device, and protection device includes wear-resistant shell, and wear-resistant shell is placed on the surface of tyre cover, and the inside of wear-resistant shell is fixedly connected with receiving block, and the surface of receiving block is equipped with receiving groove, and the surface of receiving block is equipped with second sleeve mouth, and the side of connecting frame is fixedly connected with second stabilizing block, and second sleeve mouth is sleeved on the surface of second stabilizing block, and the surface of connecting frame is fixedly connected with guide block, and the surface of guide block is rotatably connected with rotating ring, and rotating ring is located at the side of tyre cover, and the surface of rotating ring is fixedly connected with stop block, and stop block is inserted with the inside of receiving groove. The utility model, by setting protection device, can effectively protect automobile wheel cover, avoid the friction of automobile wheel cover and the edge of road, and further improve the wear resistance of automobile wheel cover.

The utility model discloses an automotive interior flowing water effect atmosphere lamp, which comprises a lamp base. An assembling mechanism is arranged on one side of the lamp base. The assembling mechanism includes a fixing plate, the outer side of the fixing plate is fixedly connected with the lamp base. Magnets are embedded on both sides of the front surface of the fixing plate. A fixing pin is fixedly connected to the front surface of the magnet. An iron block is inserted on the surface of the fixing pin. A lamp board is fixedly connected to one side of the iron block. Connecting blocks are fixedly connected to both the top and the bottom of the lamp board. For this automotive interior flowing water effect atmosphere lamp, by setting the assembling mechanism, during assembly, rotate the turning handle on one side of the rectangular plate to drive the rotating shaft to rotate, so that the cloth belt is wound around the rotating shaft and pulls the adjusting rod to move. The lamp board is adsorbed by the magnet on the fixing plate of the lamp base through the iron block on one side to achieve preliminary positioning. At the same time, the iron block is inserted into the fixing pin on the surface of the magnet to limit the horizontal displacement of the lamp board, and the pre-fixing of the lamp board and the lamp base is completed.

The utility model provides stirring equipment for macromolecular laser carving materials, which belongs to the technical field of preparation of laser carving materials and comprises a stirring barrel, a stirring shaft and a motor for driving the stirring shaft to rotate, a plurality of stirring rods are equidistantly arranged along the length direction of the stirring shaft, and one end, deviating from the stirring shaft, of each stirring rod is movably connected with an abutting block. The stirring rods are provided with movable grooves allowing the abutting blocks to move, abutting plates intermittently abutting against the abutting blocks are arranged on the inner wall of the stirring barrel, connecting mechanisms are arranged in the multiple stirring rods, and when the abutting blocks abut against the abutting plates, the adjacent stirring rods are connected through the connecting mechanisms; and a plurality of notches for raw materials to pass through are formed when the adjacent stirring rods are connected by the connecting mechanisms. And by arranging the connecting mechanism, when the abutting block abuts against the abutting plate, the abutting block pushes the connecting mechanism to connect the adjacent stirring rods, so that the contact area of the stirring rods and the raw materials is increased, and the stirring efficiency of the raw materials is improved.

The utility model discloses a double-fluid water mist spray head which comprises a spray head body, one end of the spray head body is connected with a communicating bin, one end of the communicating bin is connected with an airflow pipe, one side of the communicating bin is connected with a liquid flow pipe, and one end of the airflow pipe and one end of the liquid flow pipe are provided with a speed adjusting device. The speed adjusting device comprises a rotating sleeve, a sliding groove, a sliding block, a sliding plate, a linkage sleeve, a moving rod, a moving sleeve, a matching sleeve and a thrust bearing, the sliding groove is obliquely formed in the liquid flow pipe and the air flow pipe, the sliding block is connected to one side of the sliding plate, the thrust bearing is connected with the linkage sleeve and the matching sleeve, the moving rod is sleeved with the moving sleeve, and the sliding rod is sleeved with the matching sleeve. The outer wall of the matching sleeve is connected with the inner wall of the liquid flow pipe and the inner wall of the air flow pipe through threads, a locking mechanism is arranged on the outer side of the liquid flow pipe and the outer side of the air flow pipe, and the locking mechanism comprises a locking sleeve, a control panel, a control groove, a control hole, a shifting rod, a shifting plate, a locking spring, a locking block and a stop block. The flow velocity adjusting mechanism has flow velocity adjusting flexibility and adjusting mechanism stability.

The utility model relates to the technical field of freight elevators, in particular to a self-discharging freight elevator which comprises a body, a bottom plate is fixedly connected to the bottom end of the body and comprises a concave plate, a limiting plate and fixing plates, the fixing plates are fixedly connected to the two sides of the concave plate, the limiting plate is fixedly connected to one side of the concave plate, and the limiting plate is fixedly connected to the other side of the concave plate. A plurality of grooves are formed in the surface of the concave plate, a plurality of evenly-distributed connecting rods are fixedly connected to the bottom end of the top plate, pulleys are installed on the surfaces of the bottom ends of the connecting rods, and the outer surfaces of the connecting rods are movably connected to the inner walls of the grooves. Through arrangement of a concave plate, a limiting plate, a fixed plate, a groove, a movable groove, a movable plate, a top plate and pulleys, the movable plate can drive the top plate to horizontally move, the top plate can drive the pulleys to move on the inner wall of the groove, the top plate can move to the outside of the body, cargoes on the surface of the top plate can be conveniently carried, and the cargoes are prevented from colliding with an elevator during cargo carrying; and the elevator and the goods are damaged.

The utility model discloses an infrared tablet press which comprises a base, a die seat is arranged on the base, a plurality of groups of stand columns are arranged on the base, a top plate is arranged at the upper ends of the plurality of groups of stand columns, a material pressing mechanism is movably inserted in the position, corresponding to the die seat, of the top plate, a die groove is formed in the upper end of the die seat, and the die seat is arranged in the die groove. A mold groove is formed in the mold base, a tabletting mold is detachably installed in the mold groove, movable limiting assemblies capable of extending towards the interior of the mold groove are arranged in the mold base and located on the two opposite sides of the top of the tabletting mold, the movable limiting assemblies can prevent the tabletting mold from moving upwards, a tabletting groove is formed in the tabletting mold, and the tabletting mold is located in the tabletting groove. A tablet outlet ejection hole communicated with the tablet pressing groove is formed in the bottom of the tablet pressing mold, a movable bottom plate is detachably installed in the tablet pressing groove, and a tablet outlet mechanism capable of ejecting the movable bottom plate upwards out of the tablet pressing groove is arranged in the bottom of the mold base. The medicine discharging mechanism can upwards eject the formed sheets out of the tablet pressing groove, and the formed sheets can be conveniently taken out.

The utility model provides a packing device for plastic-coated wires, which belongs to the technical field of plastic-coated wire packing and comprises an operation table plate, driving guide rails are arranged on the front side and the rear side of the right side of the top of the operation table plate, and limiting channels are arranged on the front side and the rear side of an inner cavity of each driving guide rail. According to the utility model, the plastic-coated wires can be effectively limited by driving the limiting mechanism when the plastic-coated wires are moved to the packaging notch, automatic fine adjustment can be carried out through the limiting adjusting rod arranged on the inner side of the limiter according to the plastic-coated wires with different sizes, and after one side of the plastic-coated wires is packaged, the plastic-coated wires can be effectively limited by the limiting adjusting rod. According to the plastic-coated wire packaging device, the rotating shaft can be driven to rotate when being attached to the surface of a plastic-coated wire, the plastic-coated wire can be driven to rotate through rotation, and therefore the position can be automatically adjusted for packaging in the packaging process, the overall efficiency is effectively improved, meanwhile, the limiting effect on the plastic-coated wire can be guaranteed, displacement is avoided, and it is guaranteed that the packaging fastening degree is consistent.

The utility model discloses a smear maker, which relates to the technical field of smear making, and comprises a bottom plate and a limiting component, the bottom plate is an integrally formed steel structure, the limiting component is arranged on the upper surface of the bottom plate, and the limiting component comprises a limiting chute, a limiting slide block, a movable seat, a limiting baffle and a smear supporting plate, the limiting sliding groove is formed in the upper surface of the bottom plate, the inner side of the limiting sliding groove is slidably connected with a limiting sliding block, a movable seat is installed on the upper surface of the limiting sliding block, the lower surface of the movable seat is slidably connected with the upper surface of the bottom plate, and a limiting baffle is installed on the surface of the inner side of the movable seat; smear supporting plates are arranged at the lower ends of the surfaces of the inner sides of the limiting baffles. According to the smear maker, the device can limit a glass slide through the limiting assembly to prevent the glass slide from shifting during smear making, and the device can assist in pushing a cover glass through the auxiliary assembly, so that stability is kept, and dislocation of the glass slide and the cover glass is prevented.

The utility model discloses a kind of screw rod support machining jigs, relating to screw rod support machining technical field, including jig mainboard and limiting component, the jig mainboard is integrated structure, the limiting component is set on jig mainboard surface, and limiting component includes main fixed frame, auxiliary fixed frame, limiting guide rail, movable support plate, servo motor, two-way threaded screw rod and movable connecting block, the main fixed frame is set on jig mainboard front side, and main fixed frame and auxiliary fixed frame are symmetrically set on the both sides of jig mainboard, the main fixed frame, jig mainboard and auxiliary fixed frame are the integrated structure of close connection. The screw rod support machining jig, by limiting component, so that the device can be driven by motor, realize the stable limiting of screw rod support side edge, avoid the displacement of screw rod support in processing process, by reinforcing component, so that the device can realize the longitudinal limiting of screw rod support, can further improve the stability in screw rod support processing process.

A roller ironing device is used for solving the technical problems that leather needs to be manually positioned before being ironed and shaped by part of existing ironing devices, the positioning mode is tedious, and time is wasted. Comprising a shell, a feeding port and a discharging port which are opposite to each other are formed in the shell, two opposite moving plates are arranged in the shell and slide back and forth relative to the feeding port and the discharging port, a conveying belt rotates between the two moving plates, and the conveying belt can extend out of the feeding port and the discharging port along with sliding of the moving plates. Two limiting plates capable of vertically moving are oppositely arranged on the two moving plates and arranged above the conveying belt, an ironing roller located on one side of the discharging port is arranged in the shell and arranged above the conveying belt, the conveying belt abuts against the ironing roller in a sliding mode, and the two limiting plates are oppositely arranged at the two ends of the ironing roller and move back and forth relative to the ironing roller. And the two limiting plates are used for limiting and abutting against the two sides of the to-be-processed leather placed on the conveying belt. The leather ironing machine is simple in structure and mainly used for ironing leather.

The utility model belongs to sensor technical field, specifically discloses sensor contact subassembly and gas sensor. Among them, sensor contact subassembly includes contact support, and contact support includes installation site, limiting portion and limiting step, and installation site sets up in contact support, and installation site includes entrance and export, and limiting step sets up at export, and limiting portion protrudes towards installation site, and limiting portion extends setting towards limiting step direction, contact terminal is used to install in installation site, and contact terminal includes backplate and sets up on the clamping portion, sensing contact portion and wire connecting portion of backplate, and clamping portion is used for clamping on limiting portion, and abuts against limiting step. The utility model avoids the gap of contact terminal and contact support when connecting through the limiting in X, Y, Z three directions, and guarantees the stability of data transmission.

The utility model relates to a sightseeing bamboo raft fixing structure, and belongs to the field of sightseeing bamboo rafts. Comprising a plurality of bamboo raft pipe fittings, a plurality of fixing mechanisms, a seat fixing mechanism and a sunshade mechanism, the bamboo raft pipe fittings are arranged side by side at intervals, the fixing mechanisms are fixedly installed on the bamboo raft pipe fittings and connect the bamboo raft pipe fittings, the seat fixing mechanism is fixedly installed on the bamboo raft pipe fittings, the bottom end of the sunshade mechanism is fixedly connected with the seat fixing mechanism, and the sunshade mechanism covers the top end of the seat fixing mechanism. The seat fixing mechanism not only reinforces the bamboo raft pipe fitting, but also provides a seat function, in addition, a fixed connecting point can be provided for fixed installation of the sunshade mechanism, and the situation that the bamboo raft pipe fitting is damaged due to the fact that the sunshade mechanism is directly and fixedly installed on the bamboo raft pipe fitting is avoided; according to the utility model, the seat and the sunshade mechanism can be mounted and fixed without shielding a hollow bamboo model, so that the dead weight of the bamboo raft is reduced, and the experience feeling of tourists on the bamboo raft is enhanced.

The utility model relates to the technical field of metal band sawing machines, and discloses an anti-rolling material conveying mechanism which comprises a support, an electronic sliding rail is arranged in the support, a cylindrical machined part is arranged on the surface of the electronic sliding rail, and an anti-rolling structure is arranged on the surface of the electronic sliding rail. The anti-rolling structure comprises a fixing plate, a U-shaped frame, a bottom rod, a bottom plate, a limiting plate, a reset spring, a moving rod, an anti-skid piece, a connecting plate, a sliding block, a connecting rod and a connecting strip, the bottom plate moves to drive the connecting strip on the side wall of the bottom plate to move, the connecting strip moves to drive the sliding block to move upwards, and the sliding block moves to drive the connecting rod to move. At the moment, the connecting rod drives the connecting plate hinged to the connecting rod to move, the connecting plate moves to drive the two sets of moving rods and the anti-skid pieces to move relatively to support and fix the two sides of the cylindrical machined part, and therefore the lower side of the cylindrical machined part is prevented from being limited, and the moving effect of the machined part is improved.

The invention relates to the field of rice planting, in particular to an intelligent agricultural planting machine for rice planting and an adjusting method thereof.The intelligent agricultural planting machine comprises a plowing mechanism used for plowing soil; the sowing mechanism is used for sowing rice seeds; the seeding mechanism is fixedly mounted on the outer side of the plowing mechanism; the plowing mechanism comprises a supporting plate, the outer side of the supporting plate is fixedly connected with a first support, the interior of the first support is rotatably connected with a folding plate, the outer end of the folding plate is fixedly connected with a first motor, and the end, away from the folding plate, of the first motor is fixedly connected with a machine base plate. According to the intelligent planting agricultural machine for rice planting and the adjusting method of the intelligent planting agricultural machine, an opening which is originally blocked by a blocking cover can be opened under the action of a reset spring due to the fact that two magnets are far away from each other, and therefore the effect of making preparations for subsequent exposure of a self-cleaning assembly is achieved.

The utility model discloses a camera module thermal expansion colloid packaging structure, which comprises a mainboard, a chip, a frame, a fixing groove and glass, the chip is arranged at the top of the mainboard, the frame is arranged at the top of the mainboard, the fixing groove is arranged at the top of the frame, the glass is bonded at the bottom of the inner wall of the fixing groove, and the chip is arranged at the top of the mainboard. And a packaging mechanism is arranged at the bottom of the frame. According to the utility model, the packaging mechanism is arranged, the thermal expansion colloid is injected into the packaging mechanism by using the glue injection equipment to fix the frame, and the thermal expansion colloid is a material with special performance, can generate obvious volume expansion or shrinkage when the temperature changes, and can generate volume expansion when being heated; and the expansion degree has certain correlation with the temperature change.

This utility model provides a multi-station collaborative automated processing device for capacitors, belonging to the technical field of capacitor processing devices. It addresses the problem that existing capacitor leads are easily bent due to collisions with vibratory feeders, affecting subsequent capacitor processing. The device includes a capacitor forming frame, a feeding box, a vibratory feeder, a shearing and shaping module, a lead sleeve machine, a material collection box, a feeding and sorting mechanism, and a uniform collection mechanism. The vibratory feeder is fixedly connected to the upper rear end of the capacitor forming frame. The shearing and shaping module is located at the upper middle position of the capacitor forming frame. The lead sleeve machine is located at the upper front end of the capacitor forming frame. The material collection box is located on the right side of the capacitor forming frame. The feeding and sorting mechanism is located outside the vibratory feeder. The uniform collection mechanism is located at the rear end of the material collection box, achieving clamping and shaping of the capacitor leads, facilitating subsequent capacitor processing.

This utility model relates to the technical field of limiting devices, and discloses a limiting device for a hydraulic press, including a device body. A lifting groove is formed on the inner bottom surface of the device body. A slide rail is longitudinally fixed near the center of the inner bottom surface of the lifting groove. A slider is slidably connected to the top of the slide rail. A lead screw is rotatably connected near the center between the inner surface walls of the front and rear sides of the lifting groove, and the lead screw is threadedly connected to the slider. A motor is fixedly installed on the outer front surface of the device body near the bottom edge, and the output shaft of the motor is fixedly welded to the front end of the lead screw. This utility model solves the problem that traditional limiting devices generally limit the extension inside the hydraulic cylinder to prevent the hydraulic rod from sliding beyond the predetermined stroke, but once a malfunction occurs, it can easily damage the core components, making repair difficult and costly, thus reducing the practicality of the equipment.

The utility model provides a universal electric drill gun, including drill gun body and rotation cover, is equipped with power axis on the drill gun body, is equipped with first steering body on power axis, is equipped with second steering body one side of first steering body, and one steering body and second steering body structure are same, is equipped with output shaft on second steering body, first steering body includes half tooth ball, and the half tooth ball of first steering body is engaged with the half tooth ball of second steering body. The overall structure can realize the angle adjustment of output shaft, and the output shaft after adjustment makes the drill bit align target position, avoids the phenomenon of drilling deviation, skidding, even damaging workpiece or electric drill gun itself due to the instability of unable to adjust stress. The overall device can be applied to non-vertical or non-horizontal inclined angle drilling requirements, has a larger application scene range, high operation efficiency, convenient operation and great popularization value.

This utility model discloses a track wheel locking and releasing mechanism, including a plate body. A first groove is formed at the top of the plate body, and a linear drive device is fixed to the top of the plate body. A rotating plate is inserted into the first groove, and the rotating plate is rotatably connected to the plate body via a connecting device. A locking block is provided at the bottom of the rotating plate. An oblong hole is formed on the side of the rotating plate above the plate body, and a first shaft is disposed within the oblong hole. A connecting plate is fixed to the output shaft of the linear drive device, and the connecting plate is fixedly connected to the first shaft. Compared with the prior art, the linear drive device of this utility model can indirectly cause the locking block to rotate counterclockwise. At this time, the locking block can apply a force to the track wheel inside and open the movement path of the track wheel. Combined with the gravitational potential energy of the track wheel, it ensures smooth disengagement and prevents the track wheel from remaining stationary due to insufficient gravitational potential energy to overcome the friction between the track wheel and the track.

The utility model discloses a venturi with an adjustable nozzle, which belongs to the technical field of venturi and comprises a receiving chamber, and a nozzle body is arranged in the receiving chamber. Mixed gas is mixed at the throat pipe and then discharged out of equipment, the ejector pin can rotate by rotating the rotating ring, relative displacement can be generated between the ejector pin and the inner wall of the nozzle through rotation of the ejector pin, different injection effects are achieved by adjusting the distance between the nozzle body and the throat pipe, and the inner wall of the connecting groove is matched for limiting the connecting block, so that the injection efficiency is improved. The nozzle body can be prevented from rotating along with rotation of the ejector pin, the clamping ring can limit rotation of the ejector pin, it can be guaranteed that the ejector pin moves linearly, when equipment is installed, the bolt is rotated into the fixing opening and the installation opening, and therefore the effective area of the nozzle can be adjusted by increasing the ejector pin, and the service life of the nozzle is prolonged. Different supersonic speeds are generated after passing through the nozzle, and different injection effects are achieved through changes of the pressure of the receiving chamber.

The utility model discloses a suspended wall type cultural relic storage cabinet frame which comprises a vacuum box, a vacuum pump is fixed in the middle of the top end of the vacuum box, a sliding rail is arranged in the middle of the inner bottom end of the vacuum box, the sliding rail is connected with a storage cabinet through a sliding block, two first cabinet bodies are installed at the upper end of one side wall of the storage cabinet, and first drawers are arranged at the lower ends of the first cabinet bodies. The cultural relic storage device has the beneficial effects that through the design of the vacuum pump, the vacuum box, the sealing door, the sealing block, the partition plate, the hydraulic cylinder, the rubber soft plate and the inflatable air bag, when cultural relics are stored, the sealing door is closed, and the vacuum pump is matched to vacuumize the interior of the vacuum box, so that the vacuum storage of the cultural relics is realized; the conditions of oxidation, moisture and worm damage are effectively avoided, meanwhile, when the cultural relics are placed, the hydraulic cylinder controls the rubber soft plate to stretch out and draw back to limit the cultural relics, then the inflatable air bag is inflated, the small cultural relics are placed in a partitioned mode through the partition plates, and the situation that the cultural relics are collided is effectively avoided.

The utility model relates to the technical field of fabric coating, and particularly discloses a coating device for producing an antistatic radiation-proof composite protective fabric, which comprises a processing box, and a coating mechanism is arranged on one side in the processing box; the coating mechanism comprises a hydraulic rod, the hydraulic rod is embedded in the top end of the processing box, the power output end of the hydraulic rod is connected with a lower pressing shell, the interior of the lower pressing shell is rotatably connected with a lower pressing roller, a coating shell is fixed to the lower portion of the interior of the processing box, and a bearing roller is rotatably connected to the position, corresponding to the lower pressing roller, of the upper portion of the interior of the coating shell; a lower pressing roller and a bearing roller clamp and convey fabric through a hydraulic rod, a lower pressing shell and a coating shell, a pump machine, a conveying pipe, a flexible pipe and a spraying pipe are matched, so that coating is sprayed to the lower pressing roller, coating operation can be conducted while the lower pressing roller and the bearing roller convey the fabric, the upper face and the lower face can be coated at the same time, and the coating efficiency is improved. And the coating comprehensiveness is improved, and the influence of secondary coating on the efficiency is avoided.

The utility model relates to the technical field of vehicle-mounted power socket structures, in particular to a vehicle-mounted power socket with an anti-misplug structure, which comprises a body, a panel and a wire harness assembly. The body is arranged in a T shape and comprises a connecting plate and a mounting seat, and a socket A, a socket B and a socket C are respectively arranged in the mounting seat; the panel is mounted at the opening of the mounting seat, the panel is provided with first jacks and second jacks, the second jacks are symmetrically arranged in two groups, the first jacks and the second jacks respectively correspond to the socket A, the socket B and the socket C, the first jacks are arranged in a lock hole shape, and the first jacks and the second jacks are distributed in a triangular shape; the wiring harness assembly extends outwards from the body, the wiring harness assembly is connected with two groups of sockets which are not grounded in the socket A, the socket B and the socket C. The jacks are transformed, so that the shapes of the jacks are different, and the plugs cannot be inserted into the jacks when the plugs are not in one-to-one correspondence with the jacks.

The present invention discloses a rotary cutting device for cutting cardboard for cigarette packaging boxes, comprising a rotary part, a clamping part, a supporting part, a first driving member and a second driving member, wherein: the clamping part is used to clamp the cardboard, the clamping part is provided with a plurality of the clamping parts, the fixed ends of the plurality of the clamping parts are all fixed to the outer end of the rotary part, the output end of the first driving member is connected to the rotary part to drive the plurality of the clamping parts on the rotary part to move along a first predetermined path; a supporting surface is formed in the supporting part, the output end of the second driving member is connected to the supporting part to drive the supporting part to move along a second predetermined path, and when the supporting part moves to a preset position of the second predetermined path, the supporting surface supports the cardboard on one of the plurality of the clamping parts. Compared with the prior art, the present invention improves efficiency and speed of cardboard cutting.