1597results about How to "Avoid jamming" patented technology

The invention provides a concavely-embedded hidden stamp system, which comprises a control unit and an executing unit, wherein the executing unit comprises a shell, a stamp arranged inside the shell, a motor and a transmission frame; the shell is provided with an acquisition window; a finger induction sensor and a fingerprint sensor are arranged in the acquisition window; a revolving shaft of the motor is connected with a screw rod; the transmission frame is provided with a threaded hole; the screw rod is in threaded connection in the threaded hole; the transmission frame is in sliding connection with the shell; the stamp is fixed on the transmission frame; when a finger extends into the acquisition window, a trigger signal is transmitted to the control unit through the finger induction sensor, the control unit is used for starting the fingerprint sensor for acquiring the fingerprint information of a user, and the motor rotates to drive the stamp to extend out of the shell if the fingerprint information of the user is matched; and when a finger is separated from the acquisition window, the finger induction sensor stops transmitting the trigger signal, the motor rotates reversely, the stamp is automatically moved into the shell, and the stamp is hidden in the shell in a concave embedding way for protecting, so that the safety of the concavely-embedded hidden stamp system is improved.

The invention relates to a fully-automatic tapping machine which comprises a machine frame, wherein the machine frame is provided with an operating platform, and the operating platform is provided with an automatic feeding mechanism, an automatic clamping mechanism and an automatic tapping mechanism. According to the fully-automatic tapping machine, the operating platform, the automatic feeding mechanism, the automatic clamping mechanism, the automatic tapping mechanism, a material receiving plate and the like are reasonably arranged on the machine frame, so that the whole machine integrates the functions of automatic feeding, feed-linkage clamping, automatic tapping, automatic cutter retracting, automatic blanking, automatic material and residue separation, automatic cycle and the like, many problems of the traditional equipment and currently-emerging equipment are solved, the tapping accuracy is effectively improved, the production cost is reduced, and the production and machining efficiency is increased. The fully-automatic tapping machine has a compact and reasonable structure and is convenient to operate and control, a plurality of fully-automatic tapping machines can be simultaneously managed by one person during use, and the machining efficiency is several times higher than that of the traditional tapping machine; and the machining accuracy is high, and the service effect is good, thus the fully-automatic tapping machine is worthy of popularization and application.

The invention provides a full road condition ponding water level monitoring alarm and drainage device and belongs to the field of ponding monitoring alarm and drainage devices for traffics. The device is characterized by comprising a road ponding monitoring device, an overpass tunnel ponding monitoring device, a water level monitoring display device, a water level monitoring alarm device and an automatic drainage device. The road ponding monitoring device and the overpass tunnel ponding monitoring device are connected with the water level monitoring display device. The device can monitor the ponding water level of various road conditions in real time, and transmit data to a monitoring center in real time, and the data can also be directly displayed to serve as action reference for municipal administration and passers-by. In addition, the device can drain water intelligently and actively according to the monitored water level data, and urban water logging is avoided.

The invention discloses an automatic nut tapping machine which comprises a conveying device (1), a feeding device (2), a head tapping assembly (3) and a nut positioning device (4). The nut positioning device (4) is provided with a tapping channel (41), the conveying device (1) is provided with a conveying rail (11), the feeding device (2) comprises a feeding push rod (21), a cutting push rod (22) and a sensor, the cutting push rod is provided with a nut storage space (221) and can reciprocate, so that the nut storage space (221) can be aligned with the conveying rail (11) or the feeding push rod (21) and the tapping channel (41), a single nut to be tapped is consistently pushed to the lower side of a screw tap for tapping by the feeding push rod, materials cannot be frequently plugged in the feeding link and are more orderly and stably fed, and productivity is improved.

The present invention discloses a continuous straw crushing system, which sequentially comprises a material feeding system, a pre-powder system, an impurity removing system, a fine powder system, and a material storage system along a material operation direction, wherein the impurity removing system is connected with the pre-powder system and the fine powder system, the material feeding system comprises a chain plate conveyor, a first-stage leveling grille, a second-stage leveling grille and a material turning roller, the pre-powder system is provided with a leveling device arranged at the foremost end, a first-stage coarse powder device and a second-stage coarse powder device, the cutter shaft of the leveling device is provided with a vibration detector, an impurity removing grille is arranged above the rear of the leveling device, the impurity removing system comprises a crushed stone removing device and an iron remover positioned on the rear portion, the fine power system is provided with two crushing bins, the material inlet position is provided with a quantification roller, and a row of material separation rollers are arranged on the lower portion of the quantification roller. With the continuous straw crushing system of the present invention, the continuous and efficient crushing operation can be performed on straws, the problems of high impurity content in straws and large material feeding operation strength are solved, the crushing efficiency is high, the operation is safe and stable, and the large-batch and continuous production requirement can be met.

A novel mailbox device comprises a mailbox, the right end face of the mailbox is provided with a drop opening, a rainproof plate is arranged on the right end face of the mailbox above the drop opening, a chamber with an upward opening and a push channel with a rightward opening that is positioned below the chamber are arranged in the mailbox, a communicating port is arranged between the chamber and the push channel, a pusher is mounted slidably on in the push channel, the pusher is provided with a pick channel having an upward opening, a bearing plate extended to the right is arranged at the right end of the bottom wall of the push channel, a slide channel having an upward opening is arranged in the bottom wall of the push channel and in the bearing plate, a first slider is mounted slidably in the first slide channel, a screw is fitly mounted in the first slider, the right end of the screw is mounted in the right end wall of the first slide channel in steerable manner, the left end of the screw is connected to the motor in the left end wall of the first slide channel, slide guide channels extended to left and right are arranged in the front and rear end walls of the communicating port, and a slide plate extended to front and rear is mounted slidably in each slide guide channel.

The invention discloses a novel impeller feeder. The novel impeller feeder comprises a case. A feeding port and a discharge port are formed in the upper portion of the case and the lower portion of the case respectively. An impeller is arranged in the case and comprises a wheel groove bottom with which a rotating shaft is sleeved. A plurality of blades are arranged on the periphery of the wheel groove bottom at intervals in the peripheral direction. N upwardly-inclined blades are arranged in the area, corresponding to the conveying-side inner wall of the case, of the impeller, wherein N is larger than or equal to 2, and the included angle formed between the horizontal plane and the connecting line of the radial edge of at least one of the N blades and the lower end of the conveying-side edge wall of the feeding port is smaller than the angle of repose of materials. The gap between the conveying-side inner wall of the case is 2.5 times larger than the maximum diameter of the materials. The novel impeller feeder is compact in structure, serious abrasion is avoided on the premise that the requirement for full-width feeding is met, blockage caused by the materials can be prevented, control precision can be improved, and the maintenance workload and power consumption of the novel impeller feeder are substantially reduced.

The invention relates to an air cylinder type soil profile gas collector. The air cylinder type soil profile gas collector comprises a piston handle, a dust cap, a protective sleeve, a rubber piston, a suction pipe, a miniature vacuum pump, a gas collection bag, a gas outlet pipe with a needle, a replaceable type filter, a single-channel gas outlet valve and a gas collection pipe, wherein a certain range of gas inlet micro pores are uniformly distributed on the wall on the lower part of the protective sleeve, and the top of the gas collection pipe is connected with the single-channel gas outlet valve. According to the air cylinder type soil profile gas collector, blockage interference of soil particles, water and ice to the gas inlet micro pores can be avoided; soil greenhouse gas within a depth range can be collected, and meanwhile, outside atmosphere can be avoided entering the gas collection pipe; and mobile gas suction equipment consisting of the miniature vacuum pump and the like is utilized to suck gas to increase the quantity of collected gas, so that test errors can be further eliminated, and the test precision can be improved. The air cylinder type soil profile gas collectors can be distributed in soil of different depths to collect soil greenhouse gas of different depth ranges so as to regularly monitor greenhouse gas concentrations of soil profiles within various depth ranges. The air cylinder type soil profile gas collector has the advantages of simple structure and convenience in operation and is suitable for simultaneous observation of multiple points.

The invention provides an automatic battery sorting system, comprising a putting assembly, a battery detection unit, a sorting unit, a drive assembly and a control unit, wherein the putting assembly is used for putting batteries to be sorted; the battery detection unit is used for identifying the marks of the batteries to be sorted and obtaining the electrical properties of the batteries to be sorted; the sorting unit is used for putting the batteries to be sorted in the corresponding positions according to the information obtained by the battery detection unit; the drive assembly is used fortransferring the batteries to be sorted from the putting assembly to the battery detection unit in sequence and transferring the batteries to be sorted from the battery detection unit to the sorting unit on the same horizontal chain; and the control unit is used for controlling each part of the automatic battery sorting system to exchange information and work.

The invention provides a hot wheel bill stacking device. The hot wheel bill stacking device comprises a power pinch wheel set, a hot wheel, a bill stacking plate, a conveying channel and a floating wheel, wherein the power pinch wheel set is arranged at an inlet of the hot wheel bill stacking device, comprises a transmission belt wheel and a conveying belt which is sleeved on the transmission belt wheel, and is used for inputting or outputting paper money; the hot wheel is erected on an installation side plate through a rotary shaft, is linked with the power pinch wheel set, and is used for conveying the paper money in a mode of rotating at high speed while carrying the paper money; the bill stacking plate is positioned below the hot wheel and is used for stacking bills; the conveying channel consists of an upper channel plate and a lower channel plate and is used for providing a path for paper money transmission; the floating wheel is arranged above the power pinch wheel set and is tangential to the transmission belt wheel; a tangential line formed by the transmission belt wheel and the floating wheel is parallel to the linked tail end plane between the conveying channel and the hot wheel and is tangential to a root base circle of the hot wheel.

The invention provides a spring-type vending machine, a cargo outlet device thereof and a cargo blocking preventing mechanism. Cargo blocking can be prevented in the cargo vending process, and continuous and stable vending of cargoes is achieved. The cargo blocking preventing mechanism is used for the cargo outlet device of the spring-type vending machine. The cargo outlet device comprises material channels with cargo outlets in the front ends and cargo outlet springs extending along the material channels. Cargo containing space is formed between adjacent rings of the cargo outlet springs. The cargo blocking preventing mechanism comprises a vibration piece and a power source for driving the vibration piece to vibrate. The vibration piece is arranged at the position corresponding to the corresponding cargo outlet spring and can be in contact with the corresponding cargo outlet spring to drive the cargo outlet spring to vibrate to vibrate the cargoes blocked at the front end of the cargo outlet spring down. The vibration piece of the cargo blocking preventing mechanism can vibrate the cargoes blocked at the front end of the corresponding cargo outlet spring down by driving the cargo outlet spring to vibrate so that cargo blocking can be prevented; meanwhile, vending of the next cargoes can not be influenced, and continuous and stable vending of the cargoes can be achieved.

The invention discloses water-based ultraviolet (UV) curing silk screening snowflake ink, which is prepared from the following raw materials in part by weight: 40 to 60 parts of water-based UV resin, 5 to 20 parts of water-soluble aldehyde ketone resin, 8 to 25 parts of water, 1 to 8 parts of water-based UV initiator, 3 to 15 parts of lubricating agent, 0.2 to 1 part of defoaming agent, 0.2 to 1 part of thickening agent and 0.2 to 1 part of dispersant. The invention provides the environment-friendly water-based UV curing silk screening snowflake ink for obviously reducing the peculiar smell of presswork due to ink.