182 results about "Ring cutter" patented technology

The invention discloses a building construction exploration device and an exploration method thereof, and relates to the technical field of building construction, the building construction exploration device comprises a machine head, a drill rod, a drill bit and a collection unit, the collection unit comprises a collection rod, a collection hole, a moving groove, a rotating ring, a scraper and a sampling assembly; the inner cutting ring is divided into two layers including a hard layer and an elastic layer, and active guiding type sampling is achieved by pumping and deflating the interior of the inner cutting ring; a bag body is arranged in the hard layer, an electric control magnet is embedded in the outer side wall of the bag body, the elastic layer is made of a magnetic material, and when a sample in the inner cutting ring is taken out, the device is horizontally placed, then the bag body is inflated, the negative pressure is reduced in a matched mode, and gradual slow release of the sample is achieved by controlling sequential on-off of the electric control magnet; the technical effects that the requirements for rigid cutting and flexible protection are met, the application range is expanded, the cutter feeding process is smooth, soil is not prone to compression deformation, sample taking-out adsorption disturbance is reduced, sample breakage is prevented, and the sampling efficiency is improved are achieved.

The application discloses a kind of building construction exploration device and its exploration method, it is related to building construction technical field, including machine head, drill rod, drill bit and acquisition unit, acquisition unit includes acquisition rod, acquisition hole, moving groove, swivel, scraper and sampling assembly;Inner ring cutter is divided into two layers, including hard layer and elastic layer, by its inside being pumped, realize initiative guiding sampling;Hard layer is provided with capsule in inner portion, and electric control magnet is embedded in the outer wall of capsule, and elastic layer uses magnetic material, when the sample in inner ring cutter is taken out, by the device is placed horizontally, then air is filled into capsule and is lowered in cooperation with negative pressure, by the on-off of electric control magnet is controlled in sequence, sample is gradually and slowly released, rigid cutting and flexible protection requirements are met, application range is expanded, tool-feeding process is smooth, so that soil is not easy to compress deformation, reduces sample adsorption disturbance when taking out sample and prevents sample from breaking, and the technical effect that sampling efficiency is improved.

A ring cutter for transecting a ring trapped on an appendage. The ring cutter includes a body, a motor housed in the body, a blade drivingly connected to the motor, a guard coupled to the body, a guard actuator drivingly connected to the guard and controlling a movement of the guard, a current sensor positioned to sense electrical current associated with the motor, and a processor communicatively coupled to the current sensor and the guard actuator. The blade has a rotation axis and a peripheral cutting edge. The guard is insertable between the ring and the appendage to position the ring between the guard and the blade. The processor is configured to: i) receive, from the current sensor, an electrical current reading associated with the motor, and ii) transmit, to the guard actuator, one or more commands to control the movement of the guard based on the electrical current reading.

The wafer film coating method disclosed in the application controls the whole BG film to be in a flat state before being coated by cooperation between the mold assembly and the fixed angle assembly, keeps the angle between the BG film between the mold roller and the fixed angle roller and the coating platform unchanged, and the mold roller can exhaust the air under the BG film to avoid wrinkles. The hot cutting ring cutter assembly is used for cutting the BG film, the BG film can be cut by the heated blade to avoid wrinkles caused by the ring cutter in the cutting process.

The utility model discloses a perforating device, including base, industrial computer all -in -one, the top one side fixed mounting of base has the rack, and industrial computer all -in -one fixed mounting is in the outer wall of rack, the inboard wall fixed connection of rack has the fixed frame, one end fixed connection of fixed frame has the workstation, the top both sides of workstation all adopt the inclined plane design, the top of workstation is opened and has the bottom hole of penetrating to the bottom. In the utility model, through the rack and double -shaft air cylinder drive assembly seat down pressure, make the rubber roll on two -dimensional elastic piece cooperation inclined plane workstation automatic tensile tight plastic bag, avoid the film wrinkle or deviation when punching, annular cutter and bottom hole accurate alignment ensure that the hole rim is even, and simultaneously the fan can blow the waste into the collecting basket of screw connection, realize efficient punching and automatic cleaning, solve the problem that the traditional device is insufficient and leads to the hole position deviation and waste residue.

The present application relates to the field of corn food processing equipment, in particular to a kind of fresh corn kernel threshing device and its using method, including feed cylinder and mounting bracket, the feed cylinder coaxially fixed in the outer side of the mounting bracket end face, rotating ring is rotationally arranged in the middle of the mounting bracket, multiple groups of tool holders are arranged around the inside of the rotating ring, and multiple groups of holding frames are arranged in the middle of the rotating ring corresponding to the tool holder, and the rotating ring outside is provided with synchronous disc for supporting the holding frame;The outer circumference of the rotating ring is provided with annular mounting groove matched with the mounting bracket, and multiple groups of holding grooves for accommodating the holding frame are vertically penetrated in the middle of the rotating ring. Advantageous effects are that: the present application can adjust the inner diameter of annular cutter formed by multiple groups of tool holders in real time according to the diameter of different corn cobs, and then realize corresponding cutting and threshing of tender corn cobs, without manual sorting for size classification of corn cobs, more convenient to use, and corn kernel is more thoroughly separated, and the effect is better.

The utility model discloses an annular cutter for taking strip-shaped bones, which relates to the technical field of medical instruments and comprises a tubular cutter body, cutting edges are arranged at the cutting end of the cutter body and comprise a first cutting edge and a second cutting edge, the first cutting edge is zigzag, and the second cutting edge is zigzag. The orientation of the first cutting edge is parallel to the axial direction of the cutter body; and the second cutting edge is inclined towards the inner side of the cutter body. In the using process, by swinging the cutter in the radial direction, the root of the obtained strip-shaped bone can be cut off through the second cutting edge, that is, the connection between the strip-shaped bone in the cutter and the surrounding bone tissue is cut off, and the root cutting operation can be conveniently carried out when the strip-shaped bone is taken.

The application discloses an expansive soil free expansion rate and permeability coefficient field test device and method, relates to the technical field of expansive soil test, and aims to solve the problems of non-uniform expansive soil expansion potential discrimination standards and large test data discreteness in the prior art. The device comprises a ring cutter assembly, a water content measuring assembly, a displacement measuring assembly and a water supply assembly. The ring cutter assembly is used for fixing a test soil body; the water content measuring assembly is used for monitoring the water content of the soil body in real time; the displacement measuring assembly is used for recording the surface and deep displacement of the soil body; and the water supply assembly is used for controlling water injection. The test method comprises a test method and a numerical analysis method. The water content and displacement changes of the test soil body are monitored through water injection, the permeability coefficient and the free expansion rate of the soil body are calculated, the water content curve is fitted in combination with numerical analysis, the expansion coefficient and the saturated water content are solved, and finally, the free expansion rate of the soil body is determined, so that the free expansion rate and the permeability coefficient of the expansive soil are rapidly and accurately determined on site, the expansion potential is determined, and a reliable basis is provided for engineering application.

The utility model discloses a portable roadbed compactness rapid detection device which comprises a mobile base, a storage battery is arranged on the upper portion of the mobile base, an electronic scale is installed at the top end of the mobile base, the electronic scale is electrically connected with the storage battery, a bearing rod is arranged on one side of the mobile base, an electric push rod is arranged at the top end of the bearing rod, and the electric push rod is electrically connected with the storage battery. The output end of the electric push rod is connected with a gland, the gland is detachably connected with the electric push rod, and a cutting ring is arranged at the bottom end of the gland. The front end of the movable base is rotationally connected with a pull rod. The storage battery is arranged on the movable base, the electronic scale is mounted at the top of the storage battery, a soil sample can be weighed through the electronic scale, the bearing rod is arranged on one side of the movable base, the electric push rod is arranged at the top of the bearing rod, and the electric push rod can drive the cutting ring to be pressed into a roadbed, so that the cutting ring can be conveniently and quickly inserted into the roadbed; the roadbed soil can be conveniently sampled, and the sampled soil can be directly placed on an electronic scale to be weighed.

The application discloses a kind of anti-sticking broken granulation equipment for waste plastic recycling, and the application relates to the technical field of plastic recycling and breaking.The plastic is easily driven into the cutter under the action of shearing force during shearing, causing material sticking, and the sheared particle size is large at the same time.This anti-sticking broken granulation equipment for waste plastic recycling blocks the waste plastic between the broken ring cutter and the side baffle through the cooperation of the partition block, the side baffle and the broken ring cutter, avoids the plastic from being stuck in the non-shearing breaking position between the cutter shaft cylinder and the side baffle ring under the driving of shearing force, causing material sticking, affecting the shearing and breaking of waste plastic, and at the same time, the partition block limits the waste plastic at the arc groove position of the side baffle, so that the volume of the plastic is driven by the cutter during shearing and breaking, avoiding the large volume of plastic from being driven, causing material sticking, and at the same time, the particle size of shearing and breaking is large, reducing the breaking effect.

The utility model discloses a centrum focus tissue sampling device which comprises an outer sleeve and an inner sleeve and further comprises an inner core sampling structure, the inner sleeve is clamped in the outer sleeve and can be disassembled and assembled, the inner core sampling structure is movably arranged in the inner sleeve, and the inner core sampling structure is connected with the outer sleeve. The inner core sampling structure is matched with the inner sleeve to rotate to sample focus tissues; the inner core sampling structure comprises an inner core rod, a sampling rod is arranged on one side of the inner core rod, a cone part is arranged at the end of the sampling rod, and a threaded tip is arranged on the sampling rod. By adopting the closed structure of the inner core sampling structure and the inner sleeve, the sampling of the focus tissue is facilitated, the focus tissue at the same part can be sampled for multiple times, the operation is convenient, and the replacement and sleeve connection are not needed.

The utility model discloses an auxiliary die-cutting device for a carton printing slotting die-cutting machine, which comprises a mounting frame, a bottom roller is rotatably connected onto the mounting frame, a cutter groove is arranged on the bottom roller, the mounting frame is further rotatably connected with a cutter roller component, and the cutter roller component is in transmission connection with the bottom roller component; the knife roll assembly comprises a driving column fixedly connected with the mounting frame, the driving column is rotationally sleeved with a knife shell, a receding groove is formed in the knife shell, and a threaded rod is fixedly connected into the receding groove. According to the paper box clamping and conveying device, the knife roller assembly is arranged, the driving column is matched with the bottom roller, when a paper box is clamped and conveyed, on one hand, die cutting can be conducted on the two sides of the paper box through the annular cutting knife, on the other hand, transverse cutting can be conducted on the paper box through the slitting knife, and the driving column can drive the slitting knife to move in the direction of the bottom roller; it is ensured that the transverse cutting position is cut off, and waste is prevented from being connected with the carton.

This invention provides a bamboo shavings production line for bamboo oriented strand board (BOS), comprising: a feeding and conveying device for placing stacked bamboo chips; a transitional pressure clamping device, including a roller conveyor and a transitional pressure clamping assembly; a rotary shaving machine located at the discharge port of the transitional roller conveyor; a bamboo shavings flotation device, including an oil flotation tank, a flotation washing drum, a first scraper conveyor, and a first bamboo shavings collection belt conveyor; and a boiling device, including a hot water tank, a bamboo shavings pressing drum, a second scraper conveyor, and a second bamboo shavings collection belt conveyor. The advantages of this invention are: the transitional pressure clamping device clamps the stacked bamboo chips, the rotary shaving machine performs radial cutting on the bamboo, and the stacked bamboo chips are shaved into bamboo shavings by a ring cutter. The bamboo shavings are then screened in the bamboo shavings flotation device to separate qualified bamboo shavings and bamboo shavings. After boiling, steaming, and drying, the bamboo shavings meet the production requirements of BOS, resulting in high production efficiency.

The application discloses a kind of cultivation shear irrigation integrated device of root-soil complex, it is related to geotechnical-plant interaction test instrument field, including integrated cultivation shear component, monitoring irrigation component and shear loading component;Integrated cultivation shear component includes upper half ring cutter, lower half ring cutter, flange and detachable screw, upper half ring cutter and lower half ring cutter end each connection has flange, two flanges are attached and overlapped, detachable screw is provided with the aperture of flange, monitoring irrigation component includes moisture detector, intelligent valve, controller, water and fertilizer supply box, water pipe and remote computer, the probe of moisture detector is provided with the moisture detector aperture of upper half ring cutter and lower half ring cutter side wall, controller is connected with moisture detector wiring, and is connected with remote computer, intelligent valve signal.The application uses the cultivation shear irrigation integrated device of root-soil complex described above, realizes root-soil complex in-situ cultivation, intelligent irrigation, shear test integrated operation.

The cutter mechanism comprises a support, a servo motor is arranged on the side wall of the support, a rotating shaft rotationally connected to the inner side wall of the support is arranged at the output end of the servo motor, three annular cutters distributed at equal intervals are arranged on the outer portion of the rotating shaft, a mounting plate is arranged at the top of the support, and the mounting plate is arranged on the side wall of the support. A scrap suction assembly is arranged at the top of the mounting plate, a cleaning assembly is arranged on the back face of the mounting plate, and the cleaning assembly comprises two electric push rods arranged on the two sides of the top of the mounting plate. Flying sweeps can be sucked into the collecting box to be collected in the paper slitting process through the scrap suction assembly, and therefore the situation that the working environment is polluted by the sweeps is avoided; through combination of the scrap suction assembly and the cleaning assembly, the servo motor drives the annular cutter to rotate at a low speed, so that the scraping plates in contact with the two side walls of the annular cutter can scrape dust adhered to the surface of the annular cutter, the automatic cleaning effect is achieved, manual cleaning is not needed, the efficiency is improved, and the labor amount is reduced.

The invention relates to the field of light transmittance detection, and discloses a coated photovoltaic glass light transmittance detection method, which comprises the following steps: S1, randomly selecting a piece of coated photovoltaic glass; s2, randomly selecting three positions on one piece of coated photovoltaic glass, and cutting three to-be-detected samples with the same size through cutting equipment; s3, cleaning the three samples to be detected; and S4, respectively carrying out light transmittance detection. According to the film-coated photovoltaic glass light transmittance detection method provided by the invention, through a combination mode of preliminary cutting of the cutting ring and cutting of the laser head along the gap, a laser heat affected zone is limited by the gap, burning and edge curling of a coating film are avoided, the original state of the film-coated photovoltaic glass is reserved, an electrostatic dust collection roller of the rolling cleaning mechanism adsorbs scraps, and the light transmittance of the film-coated photovoltaic glass is detected. The inclined scraper and the collecting shell are matched for automatic cleaning, the detection accuracy is guaranteed, the driving motor and the linear actuator achieve automatic operation and adjustment of the cutting ring, manual intervention is reduced, the detection efficiency is improved, and the requirement for batch detection is met.

The application provides a tunnel rescue drilling machine, which comprises a rack, a casing device and a casing driving device arranged on the rack, the casing device comprises an inner casing and an outer casing which are coaxially sleeved, a cutting ring cutter head is rotationally connected to the outer casing and connected with the inner casing, a rotary driving mechanism of the casing driving device is connected with the inner casing for driving the rotation of the cutting ring cutter head, and a retreat stopping device is arranged on the rack. The cutting ring cutter head is arranged on the non-rotating outer casing, the rotation of the cutting ring cutter head is driven by the inner casing, and the retreat stopping device is added, so that the problem of insufficient force of the drilling machine after offsetting the drilling process in the prior art is solved; the cutting ring cutter head is selectively rotated according to different conditions, so that the abnormal body in the collapse body can be conveniently coped with and the complex geological conditions can be handled; and the whole machine has a compact structure and is suitable for small space rescue scenes.

The invention relates to the field of corn food processing equipment, in particular to a fresh corn kernel threshing device and a using method thereof.The fresh corn kernel threshing device comprises a feeding cylinder and a mounting frame, the feeding cylinder is coaxially fixed to the outer side of the end face of the mounting frame, a rotating ring is rotationally arranged in the middle of the mounting frame, and multiple sets of tool rests are arranged in the rotating ring in a surrounding mode; the middle part of the rotating ring is provided with a plurality of groups of retainers corresponding to the knife rest, and the outer side of the rotating ring is provided with a synchronous disc for fixedly supporting the retainers; an annular mounting groove matched with the mounting frame is formed in the outer circumference of the rotating ring; and a plurality of groups of retaining grooves for accommodating the retainers transversely penetrate through the middle part of the rotating ring. The corn thresher has the beneficial effects that the inner diameter of an annular cutter composed of multiple sets of cutter rests can be adjusted in real time according to the diameters of different corn cobs, then corresponding cutting and threshing of the tender corn cobs are achieved, manual sorting is not needed for size grading of the corn cobs, use is more convenient, corn kernels are more thoroughly threshed, and the effect is better.

The utility model relates to the technical field of cutting ring soil sampling, and discloses a cutting ring soil sampling device capable of preventing soil from loosening, the integrity of soil blocks in a cutting ring is kept through structures such as a main cylinder, an inner cutting ring and an outer cutting ring, and a sawtooth thread groove is formed in the inner wall of the outer cutting ring, so that after soil enters the main cylinder from the inner part of the outer cutting ring, the soil blocks are loosened. As the top cover is located above the main cylinder and matched with the containing groove, when a user knocks the top cover through tools such as a hammer, the soil entering the main cylinder can be squeezed into the soil blocks by the bottom face of the top cover and the inner wall of the inner ring cutter, and the soil blocks are separated from the inner wall of the inner ring cutter; and finally, after the device is completely excavated out, the integrity of soil blocks in the inner cutting ring can be kept at a large probability, and the effect of protecting the integrity is achieved.

The utility model discloses a bentonite anti-extrusion consolidation device, relates to bentonite experiment technical field, including seal cover, cutting ring, base, seal cover internal fixed installation butt joint sleeve layer, the two inside wall of butt joint sleeve layer is provided with the adjustment subassembly, each adjustment subassembly includes bearing plate and rebound rod, the bearing plate and rebound rod are fixed in the base, the bearing plate and rebound rod are fixed in the base, and the bearing plate and rebound rod are fixed in the base. The top end of the cutting ring is in sliding connection with the sealing cover, the bearing plate is pushed to slide in the butt joint sleeve layer, the bearing plate slides towards the interior of the sealing cover, the top end of the springback rod is stretched through sliding of the bearing plate, the sealing cover is pulled, the sealing cover slides at the top end of the cutting ring, and the space of a sealing cover cavity in the cutting ring is adjusted. Meanwhile, the sealing cover and the cutting ring are designed to be adjustable, the sealing cover and the cutting ring can be adjusted in a sliding mode, the constraint strength and range can be changed according to different geological conditions and engineering requirements, the surface of bentonite can be exposed through a sliding structure, and observation and monitoring are facilitated.

The invention discloses an intelligent electromagnetic compaction degree measuring cutting ring and a using method, and particularly relates to the field of road engineering, the intelligent electromagnetic compaction degree measuring cutting ring comprises a fixing frame, the right side of the top of the fixing frame is fixedly connected with a supporting frame, the bottom of the supporting frame is provided with a soil sampling mechanism, and the soil sampling mechanism comprises a soil sampling air cylinder fixedly connected to the bottom of the supporting frame. Downward movement of the cutting ring body is achieved through the movable air cylinder so that soil sampling operation can be completed, then the carrying mechanism drives the weighing device to move rightwards, in the process, weighing of the weighing mechanism on a wet soil sample is completed, and then the carrying mechanism drives the wet soil sample to move rightwards into the drying device to be dried. After drying, the carrying mechanism drives the dry soil sample to the position above the weighing device, the weighing device carries out secondary weighing, obtained data is calculated and processed through a computer, then compaction degree data of the soil sample is obtained, the effects of cutting ring soil taking, weighing and drying mechanization are achieved, and the detection efficiency of the soil sample is improved.

The invention relates to the technical field of road detection, in particular to a road construction quality detection device which comprises a plurality of sets of supporting legs, the upper ends of the multiple sets of supporting legs are jointly and fixedly connected with a fixing plate, and the lower end of the fixing plate is provided with a sampling assembly used for sampling a road. The sampling assembly comprises a rotating plate and a cutting ring which are rotationally connected to the lower portion of the fixing plate, the lower end of the cutting ring is fixedly connected with a knife edge, a clamping assembly used for fixing the cutting ring is arranged on the inner side of the rotating plate, and an adjusting assembly used for adjusting the position of the clamping assembly is arranged at the lower end of the rotating plate; the electric push rod can drive the fixing block to slide on the inner side of the sliding opening, then the pressing rod is used for pressing the cutting ring to move downwards, and downward drilling of the cutting edge is facilitated.

The invention relates to the technical field of snapshot and camera shooting equipment, and discloses integrated snapshot and camera shooting equipment for electronic snapshot, and the equipment comprises a camera which is used for snapshot; the cutting-off assembly is arranged on the front side of the camera and used for cutting off vines; the cut-off assembly comprises an annular frame connected to the front side of the camera; the cutting ring is rotationally mounted in the ring frame and can cut off vines; and the driving assembly is arranged on the front side of the camera. According to the device, vine branches can be adsorbed and straightened, the vine branches are cut off in cooperation with the rotating cutting ring, so that vines cannot cross the ring frame to extend to a camera lens, the situation that the vines shield the camera lens is avoided, normal shooting of the camera is guaranteed, cleaning of the filter screen can be achieved, smoothness of the filter screen is guaranteed, and the service life of the filter screen is prolonged. Therefore, the branch adsorption effect is guaranteed, the branch straightening operation can be guaranteed, and the vine branch cutting effect is guaranteed.

The utility model provides a soil sampling device which comprises a supporting seat, a sampling device and a control device, wherein a driving piece is arranged on the supporting seat; the sampling barrel is provided with a collecting cavity, the sampling barrel is provided with a driving end and an opening end which are oppositely arranged, the driving end is used for being in driving connection with the driving part, the opening end is communicated with the collecting cavity, and a first cutting part is arranged on the outer side wall of the opening end; and the extension rings are provided with cutting ends and connecting ends which are oppositely arranged, the connecting ends are used for being connected with the opening ends, the cutting ends and the connecting ends of every two adjacent extension rings are connected with each other, and second cutting parts are arranged on the outer side walls of the cutting ends. By the adoption of the technical scheme, the problem that in the prior art, a sampling cutting ring is high in limitation under different sampling requirements can be solved.

The utility model relates to a cutting ring soil compaction and retreating device which is provided with a base. A main guide rod is fixedly arranged on the base, a first sliding block and a second sliding block are adjustably fixed on the main guide rod, and the first sliding block is located below the second sliding block; a placing plate is fixedly arranged on the first sliding block, a first auxiliary guide rod and a second auxiliary guide rod are fixedly arranged on the second sliding block, a spring guide rod is fixedly arranged on the first auxiliary guide rod, a reset spring is fixedly arranged on the spring guide rod, and one end of the reset spring is fixedly arranged on the spring guide rod. The other end of the reset spring is fixedly connected with a mounting supporting block extending towards the base, a soil retreating pressing plate is arranged at the end, facing the base, of the mounting supporting block, and the mounting supporting block reciprocates under the elastic action of the reset spring. A mounting hole is formed in the placing plate, and the mounting hole corresponds to the soil retreating pressing plate; according to the utility model, a soil sample in the cutting ring can be rapidly and completely withdrawn, so that the data accuracy and the working efficiency are improved.

The utility model provides a soil sampling device for earthwork compactness detection, which comprises a bracket, a sliding guide mechanism arranged on the bracket in a sliding manner, a limiting mechanism fixedly arranged at the bottom end of the sliding guide mechanism, a supporting cylinder fixedly arranged in the middle of the limiting mechanism, and a cutting ring detachably and fixedly arranged at the bottom end of the supporting cylinder, a hammer table is fixedly arranged at the top end of the sliding guide mechanism, and a beating hammer corresponding to the hammer table is arranged above the hammer table in a sliding mode. The limiting mechanism is provided with a transverse plate fixedly arranged at the bottom end of the sliding guide mechanism, blocking discs are symmetrically arranged at the bottom of the transverse plate, and the bottoms of the blocking discs correspond to the middle of the supporting cylinder. The support is arranged on the leveled and cleaned ground at an experiment site, the hammer table is beaten, the cutting ring is beaten into a compaction layer, the supporting barrel can reserve a certain space at the upper end of the cutting ring, and when the inserting and beating depth of the cutting ring on the ground slightly exceeds the axial length of the cutting ring, the reserved space in the supporting barrel can prevent soil from being extruded in the soil taking process, so that the soil taking efficiency is improved. And the detection precision is ensured.

The utility model discloses a road compactness detection device, and relates to the technical field of compactness detection. The road compactness detection device comprises a lifting platform and a working unit, the working unit is arranged in the lifting platform, and the lifting platform is used for driving the working unit to move vertically; the working unit comprises a working unit; a motor is arranged on the lifting plate; the cutting ring is connected with the output end of the motor; and the spiral cutter is connected with the output end of the motor. The road compaction degree detection device is provided with the cutting ring and the spiral cutter, firstly, a sampling roadbed layer is annularly cut through rotation of the cutting ring, then foundation soil in a sampling area is cut and crushed through the spiral cutter, and therefore in the sampling and crushing process, through protection of the cutting ring and preferential annular cutting, the compaction degree of the roadbed layer is detected; the inner wall of the hole is isolated, so that the phenomenon that the inner wall of the hole is damaged when the foundation soil in the roadbed layer hole is sampled is avoided.

The invention belongs to the technical field of soil testing and sampling, and particularly discloses a soil sample collecting device based on an annular cutter, the soil sample collecting device comprises a sampling plate, a control plate and a sampling assembly, a lifting hole is formed in the sampling plate, the control plate is arranged on the bottom wall of the sampling plate, one end of the sampling assembly is slidably connected to the control plate, and the other end of the sampling assembly is arranged on the control plate. The other end of the sampling assembly penetrates through the sampling hole; through the outer torsion spring and the inner torsion spring with different elastic coefficients, it is ensured that the inner torsion spring is in a compressed state in an initial state, so that when a user rotates the sampling rod, the inner torsion spring can restore to the original shape, the sampling piece is controlled to slide outwards from the center until the sampling piece breaks through the open groove and the sampling groove, efficient completion of sampling operation is ensured, and the sampling efficiency is improved. Meanwhile, through the control of the collecting rack and the lifting rack, the sampled soil samples are collected in time, so that the soil samples at different sampling points are distinguished.

The utility model discloses a portable ultrasonic consolidation detector for experiments, which belongs to the technical field of soil body detection and comprises a base shell and a counter-force gantry. The base shell is provided with a pressure supply device for providing pressure for an experiment; a pressure-bearing excitation transducer and a pressure-bearing receiving transducer are mounted on the pressure supply device; the upper part of the pressure-bearing receiving transducer is detachably connected with a water-permeable cutting ring for placing a sample; the water-permeable cutting ring is composed of a steel ring and a water-permeable ring arranged on the inner side wall of the steel ring; the exterior of the base shell is connected with a data acquisition and analysis system for acquiring and analyzing data; two sets of fixing mechanisms used for supporting the fixing devices are installed on the outer side wall of the base shell. According to the mode, the small consolidometer can be directly fixed in a vehicle and carried to a sampling site for testing, so that the disturbance of a sampling sample in the transfer process is effectively avoided, and the testing precision is further improved.

The invention relates to the technical field of food processing, in particular to an automatic rod snack production device which comprises a support, a mixing unit, a leveling unit, a cutting unit and a conveying belt. The longitudinal cutting assembly comprises a hollow rotating roller, a driving motor, a longitudinal adjusting piece, a plurality of annular cutters and a plurality of guide blocks. The hollow rotating roller is rotationally connected to the support, the driving motor is installed on the support, the hollow rotating roller is provided with a guide groove used for sliding of the guide block, the annular cutter is fixedly connected to the guide block, the hollow rotating roller is sleeved with the annular cutter, and the longitudinal adjusting piece is installed on the hollow rotating roller. The longitudinal adjusting piece is used for driving the multiple guide blocks to synchronously get close or synchronously get away. And through the cutting unit, the distance between the adjacent annular cutters and the distance between the adjacent transverse cutters can be conveniently adjusted, then rod snacks of different sizes and specifications can be conveniently processed, and the processing effect of the automatic production device for the rod snacks is improved.