31results about How to "Prevent jumping" patented technology

The application relates to the computer technical field, in particular to a page processing method and device, electronic equipment and storage medium, adopting a standard language, converting at least one original jump component based on an original language contained in an original application page into corresponding target jump components respectively; determining page jump indication information between the original application page and each other application page based on the at least one original jump component; adopting the standard language, converting at least one original page element based on the original language into corresponding target page elements based on the element conversion mode corresponding to each original page element contained in the original application page; and sending the obtained at least one target jump component, page jump indication information and at least one target page element to the search server for associated storage. In this way, the richness of search results can be improved.

A pulley and its control method. This invention belongs to the field of power transmission construction technology and discloses a pulley, including a pulley body, a guide wheel assembly, a limiting assembly, an image recognition assembly, and a controller. The guide wheel assembly is disposed on the pulley body and includes at least one first guide wheel with an annular first guide groove. The limiting assembly is disposed on the pulley body and above the first guide wheel. The limiting assembly includes a limiting state that cooperates with the first guide wheel to form a first limiting space to limit the conductor and a retracted state that moves away from the first guide wheel. The image recognition assembly is disposed on the pulley body and above the first guide wheel and is used to identify the positions of the conductor and the first guide wheel. The controller is electrically connected to the image recognition assembly and the limiting assembly and is used to control the limiting assembly to switch between the limiting state and the retracted state. The pulley of this invention can monitor the dynamic deviation of the conductor in real time and interfere with the conductor's operating state.

This utility model discloses a tooling for machining shaft pin parts, relating to the field of machining tooling technology. It includes a lathe body, a support assembly fixedly mounted on the rear side of the lathe body, a movable stage movably mounted on the support assembly, a locking assembly fitted onto the movable stage, and a connecting frame extending towards the front of the lathe body from the top of the movable stage. This utility model design uses the movable stage to support and move a positioning frame, thereby adjusting the position of the positioning frame according to the length of the workpiece to be machined. When workpiece positioning is required, the movable stage is first fixed by the positioning assembly, and then the position of the positioning seat is adjusted according to the diameter of the workpiece, so that the rollers on the positioning seat abut against the surface of the workpiece. During machining, the lathe body passes through the clearance opening at the front end of the positioning frame, thus assisting the lathe spindle in positioning the workpiece without hindering machining, preventing workpiece movement, and ensuring machining quality.

The present application belongs to the field of intelligent transportation and vehicle-mounted electronic technology, and specifically relates to an intelligent environment perception and video risk early warning system and method for a vehicle-mounted display screen, comprising an environment perception module, a space-time reference generation module, a multi-modal data fusion module, a risk decision engine module, a video frame synchronization processing module and a display rendering module. Through a unified space-time reference framework and motion extrapolation correction mechanism, position lag or jump of risk warning signs in high-speed driving scenarios is avoided; multi-modal cross-scale feature fusion and a double-path risk decision architecture are utilized to maintain the semantic integrity of risk identification in complex urban traffic environments; and precise binding of structured metadata and video frames is achieved, ensuring that visual elements and real-world targets are strictly aligned in geometric projection.

The utility model relates to a sectional type double-row clamping conveying device which comprises a machine frame, two conveying bases, a conveying adjusting mechanism, two conveying belt mechanisms and two clamping assemblies, the two conveying bases are installed on the machine frame through the conveying adjusting mechanism, the two conveying belt mechanisms are installed on the corresponding conveying bases respectively, and the two clamping assemblies are installed on the conveying bases. The two clamping assemblies are installed on the corresponding conveying bases correspondingly. The conveying belt mechanism comprises a front conveying belt, a rear conveying belt and a transition conveying belt, the rear conveying belt is located right behind the front conveying belt, the front end of the rear conveying belt is connected with the rear end of the front conveying belt, the transition conveying belt is arranged on one side of the front conveying belt and the rear conveying belt, and the top face of the front section of the transition conveying belt is flush with the top face of the rear section of the front conveying belt. The top face of the rear section of the transition conveying belt is flush with the top face of the front section of the rear conveying belt. The sectional type double-row clamping and conveying device has a sectional adjusting function, is suitable for multi-station continuous operation of the glass laser-beam drilling machine, and can improve the working efficiency.

This utility model belongs to the field of machining technology and discloses a workpiece machining device. The workpiece machining device includes a base clamping mechanism and a counterweight. A first base is provided on the base. The clamping mechanism includes a chuck body, a jaw drive assembly, and a jaw assembly. The chuck body is rotatably mounted on one end of the first base. The jaw assembly includes three jaws, which are evenly distributed around the circumference of the chuck body. Each jaw can slide radially along the chuck body. A counterweight is provided on one of the three jaws. The jaw drive assembly is used to drive the three jaws to jointly clamp the annular part. The counterweight and the rod are radially opposite to each other along the annular part, which effectively realizes the mass balance compensation during the machining process and improves the stability of clamping. Furthermore, the counterweight counteracts the centrifugal force caused by the asymmetry of the workpiece structure, so that the chuck body remains stable when rotating at high speed, improving the cutting accuracy and thus improving the machining quality of the workpiece.

The utility model provides a kind of variable curvature arc-shaped transition prevents bridgehead bumping structure, belong to building construction technical field.It solves the problem that existing bridgehead slope still exists bridgehead bumping.This variable curvature arc-shaped transition prevents bridgehead bumping structure one end of arc-shaped batten is connected with abutment pile, the other end is connected with sleeper beam, the above of arc-shaped batten fills up road surface fill layer, the below of arc-shaped batten fills up flexible contact layer, arc-shaped batten includes rigid transition section, roadbed adaptation section and middle gradual change adjustment section, bridge end rigid transition section and roadbed adaptation section are all set outwards and upwards and curve, middle gradual change adjustment section is set outwards and downwards and curve, the curvature of bridge end rigid transition section is less than the curvature of roadbed adaptation section, the curvature of middle gradual change adjustment section gradually increases along the direction of bridge end rigid transition section towards roadbed adaptation section.This prevents bridgehead bumping structure has the advantage that vehicle load is more smooth between bridge and roadbed transmission, avoids bridgehead bumping phenomenon.

This utility model relates to the technical field of material feeding in hot forging production, and in particular to an adjustable and standardized feeding device for a ring feeder. It includes a component mounting panel, a full-material sensing group, a side-adjustable bridge base, an outer diameter adjusting blocking component, a material passing blocking gate component, a feeding mechanism positioning component, a feeding side width adjusting component, and an outer end fixing plate. The side-adjustable bridge base accommodates materials of different thicknesses, the outer diameter adjusting blocking component and the material passing blocking gate component work together to control material flow, and the feeding mechanism positioning component and the feeding side width adjusting component ensure stable material descent. This application can automate the feeding of various material specifications, significantly improving production efficiency and equipment versatility, and reducing labor and equipment costs.

This invention relates to the field of membrane laying technology, and more particularly to a geomembrane laying device. It includes a frame with two sets of rollers symmetrically arranged on it. These rollers work together to support the geomembrane roll. A base plate is detachably mounted at both ends of the geomembrane roll on the frame. A primary spring is mounted on the base plate, with a truss plate above it. A secondary spring is mounted on the truss plate, and a support is mounted above the secondary spring. A horizontal insert is detachably mounted on the support, with a rod inserted into the insert. A top spring is positioned between the rod and the insert. This multi-stage buffer structure, combining primary and secondary springs, along with the top spring, achieves graded dispersion of elastic tension, significantly reducing the geomembrane pinching and tensile damage problems caused by the concentrated tension of traditional single-segment springs, thus ensuring the geomembrane's impermeability and service life.

The embodiment of the application provides a kind of river and lake shore zone remote sensing monitoring method and product, the river and lake shore zone remote sensing monitoring method includes: obtaining historical medium resolution remote sensing image data and historical high resolution remote sensing image data;From the historical medium resolution remote sensing image data, the end-member spectrum of typical ground object is extracted;The end-member spectrum is corrected according to the high resolution remote sensing image data and the interference of shadow or cloud layer is eliminated, and the target end-member spectrum matrix is obtained;According to the target end-member spectrum matrix, pixel unmixing is carried out on the medium resolution remote sensing image data to be decomposed, and the pixel unmixing result is obtained;According to the pixel unmixing result and water flooding frequency, water level amplitude area is determined;The shore zone monitoring range is determined according to the water level amplitude area;The image data corresponding to the shore zone monitoring range is input into wavelet transform U-Net deep convolutional neural network model, and the shore zone land use classification result is obtained;According to the shore zone land use classification result, the ecological shore zone ratio result of each river section is quantified.

This utility model relates to the field of wire production technology and discloses a wire threading device for production equipment, including a workbench. A motor is fixedly installed on one side of the workbench via a mounting bracket. A rotating shaft is fixedly sleeved on the output shaft of the motor and rotatably connected to the middle of the inner wall of the workbench. Several main conveying wheels are fixedly sleeved on the surface of the rotating shaft. A first top plate is fixedly installed at the top center of the workbench, and several guide columns are slidably connected inside the first top plate. This utility model forms an upper and lower clamping structure with the driven wheel and the main conveying wheel, which not only provides conveying power but also stabilizes the wire posture, preventing the wire from bending or jumping due to uneven force during conveying, thus improving the threading stability. By using a spring to push the driven wheel to press on the wire, the pressure can be automatically adjusted according to the wire diameter to ensure that wires of different specifications can obtain sufficient friction, avoid slippage, and improve the flexibility of the device.

This invention discloses a high-efficiency loading and unloading orchard transport vehicle, relating to the field of agricultural orchard transport equipment. The orchard transport vehicle includes a transport vehicle chassis, a connecting frame, a loading and unloading mechanism, and a locking mechanism. The loading and unloading mechanism consists of a hydraulic cylinder, a drive plate, a connecting plate, and a vehicle body. Through the extension and retraction of the hydraulic cylinder and the linkage of the mechanism, the vehicle body is smoothly lifted and lowered, i.e., loading and unloading, significantly improving loading and unloading efficiency. The locking mechanism uses an electric push rod with a self-locking function to drive a horizontal plate, which, through a force transmission plate, causes the locking plate hinged to the support plate to rotate, thereby achieving locking and unlocking of the vehicle body. This invention, by setting two sets of loading and unloading mechanisms that can work simultaneously on the left and right sides, achieves efficient loading and unloading of the orchard transport vehicle. The locking mechanism fixes the position of the vehicle body, ensuring the safety and stability of the transportation process.

This application relates to the field of gas content detection technology, specifically to a method for monitoring gas content in underground coal mines for safety production monitoring. The method includes: acquiring the infrared spectrum of the gas to be measured in the coal mine and a sample set; calculating the importance of each wavenumber point using the sample set; obtaining the sensitivity coefficient, inhibition factor, baseline fluctuation, and adjustment coefficient for each wavenumber point in the infrared spectrum to be measured; correcting the smoothing parameters of the baseline calibration algorithm twice to obtain the final corrected smoothing parameters; and using the baseline calibration algorithm to perform baseline calibration on the infrared spectrum to be measured, thereby quantitatively detecting the gas content in the coal mine. This application can effectively remove baseline drift while preserving important spectral features, more accurately extracting gas characteristic peaks, and improving the quantitative detection accuracy of gas content.

This utility model discloses a non-closed-loop metal phone case bracket, comprising: a housing assembly, a bracket assembly, and an adjustment assembly. The housing assembly protects the phone, the bracket assembly is mounted on the housing assembly to support the phone and prevent overheating during charging, and the adjustment assembly is mounted on the bracket assembly for tilting and adjusting the support. The bracket assembly includes a mounting plate, a connecting plate, a support plate, two side plates, and a concave plate. The mounting plate is disposed inside the housing assembly, the connecting plate is adhered to the mounting plate, the support plate is disposed on the mounting plate, both side plates are fixedly mounted on the support plate, and the concave plate is heat-fused onto the two side plates. The non-closed-loop metal phone case bracket provided by this utility model has the advantage of disconnecting the mounting plate from the support plate, preventing the formation of a self-circuit during charging and the generation of an electromagnetic field, which could cause power outages and continuous high temperatures during phone charging.

The utility model relates to wire equipment technical field, and disclose wire rod big reel automatic wire feeding device, including support platform, assembly end and drive rotating mechanism, the number of support platform is two, is equipped with the reel between two support platform, the outside of support platform is fixed with adjusting support mechanism, the side of adjusting support mechanism is fixed with screw rod mechanism, the side symmetry of screw rod mechanism is equipped with guide support part, screw rod mechanism control symmetric distribution's guide support part is close to each other or away, guide support part includes support seat, guide groove and guide roller, the inside of support seat is opened with guide groove, and guide groove is inclined groove, the guide roller array sets up in guide groove. The utility model through hydraulic push rod, screw rod mechanism and the cooperation of guide support part, can automatically push reel to rise and complete position correction, avoid relying on external hoisting equipment, significantly improve the convenience and efficiency of big reel installation.

This invention discloses an intelligent prediction method and system for oil and gas reservoir permeability, relating to the field of oil and gas exploration technology. The method includes: acquiring multi-source geological data of the target reservoir in real time; simultaneously inputting the multi-source geological data into a first prediction model pre-built based on meta-learning and a second prediction model pre-built based on ensemble learning to obtain a first predicted value and a second predicted value; acquiring multi-dimensional data features of the multi-source geological data at a preset period, and dynamically generating model fusion coefficients by combining a switching decision unit, wherein the model fusion coefficients are used to quantify the credibility weight of the second prediction model in the current prediction task; and linearly weighting and fusing the first and second predicted values ​​according to the model fusion coefficients to generate the final permeability prediction value of the target reservoir. This invention effectively improves the accuracy of oil and gas reservoir permeability prediction results.

The application provides an emulsion concentration detection method fusing impedance spectrum and PINN, comprising the following steps: collecting impedance modulus, phase angle and temperature data of the emulsion under multi-frequency excitation, calculating real and imaginary impedance and fitting equivalent circuit parameters representing electrochemical characteristics; fusing the equivalent circuit parameters and the temperature data to construct an electrochemical feature vector, and generating model samples through standardization processing; subsequently, constructing an emulsion concentration inversion model containing a bidirectional long short-term memory network and a physical constraint embedding module, the former extracts sample time sequence characteristics, and the latter constrains the physical relationship between the concentration and the equivalent circuit parameters; after the model is trained and optimized by using the model samples, the real-time collected test data is input, and the concentration detection result can be output; the application can effectively improve the precision, robustness and long-term stability of the online detection of the emulsion concentration under complex working conditions.

The utility model discloses a liquid cooling plate transportation fixing device, including the receiving subassembly, fixed link, adjustable roof beam, the fixed link is set to every side of receiving subassembly, the fixed link on the opposite two sides of receiving subassembly symmetrical setting, the bottom of fixed link with receiving subassembly detachable connection, and the adjustable roof beam is detachable connection through the adjusting portion with the top of fixed link. Through detachable connection's fixed link with receiving subassembly, adjustable roof beam, improve the operation efficiency of loading and unloading, realize the convenient horizontal taking of single -layer liquid cooling plate and put, improve the adaptability of stacking height, through the quick matching of different layers of liquid cooling plate stacking of multigear adjusting portion, ensure that the top compaction force is continuously effective, through the vertical downward compaction force of well -shaped adjustable roof beam to liquid cooling plate stacking, directly restrain the top liquid cooling plate to jump up to the upward of transport jolt.

The utility model discloses a kind of server racks, including support and guide rail, multiple containing spaces containing server are provided with in the vertical direction of support, each containing space is equipped with a set of guide rails, a set of guide rails includes two guide rails symmetrically arranged, guide rail is as the slide rail of server sliding into or sliding out in containing space.The rear end of guide rail is equipped with limiting structure, limiting structure extends downward, for the top surface of rear end of its lower layer server is at least limited upwards.Guide rail is in addition to auxiliary server push into rack to limit the lower end of server in vertical direction to server.The server is fixed in vertical direction by guide rail and the limiting structure in adjacent upper layer guide rail, can avoid the jumping of server in vertical direction in the process of transportation, so server rack can be directly transported without disassembly.

This invention discloses a method, electronic device, and storage medium for solving 3D panoramic distortion. It addresses 3D panoramic distortion by modifying the bowl model or adjusting the OpenGL viewpoint parameters while keeping them constant. The method provides two approaches: modifying the bowl model or adjusting the OpenGL viewpoint parameters. When modifying the bowl model, the model is changed in four areas: front, back, left, and right. Only the bowl model in areas with obstacles is modified, while other areas remain unchanged. Furthermore, the bowl model changes gradually to avoid abrupt changes and maintain display quality. When adjusting the OpenGL viewpoint parameters, the original 3D panoramic viewpoint parameters are gradually shifted to point towards the obstacle closest to the vehicle. This method is simple to operate, effective, and suitable for industrial application.

This utility model relates to the field of automotive roof rack installation technology, specifically a roof rack luggage box installation structure for automobiles. It includes a base frame, a frame mounted on the surface of the base frame, and a limiting device on the surface of the frame. The limiting device includes a limiting plate placed on the upper surface of the frame. Stabilizing strips are fixedly connected to both sides of the limiting plate and placed on the surface of the frame. Positioning sleeves are fixedly connected to the surface of the frame on both sides of the base frame. The surface of the positioning sleeves has a storage groove, into which the stabilizing strips insert. A guide strip is fixedly connected to one side of the positioning sleeve, and a storage opening is provided on the surface of the stabilizing strip. An anti-detachment component is provided inside the guide strip. This utility model, by setting a limiting device, effectively facilitates the installation of the luggage box, avoiding time-consuming situations when fixing the luggage box and thus reducing the workload of the worker.

This invention relates to the field of highway paving technology and discloses a convenient highway and bridge paving construction device, including a support frame. Support frames are slidably connected to both ends of the outer wall of the support frame, and a lead screw is meshed with the top of the support frame. This invention addresses the problem of excessive damage to the concrete surface caused by a large difference in the moving speed between the bidirectional auger and the support frame when the equipment needs to retract. The device includes a moving mechanism and a sliding mechanism. When the equipment needs to retract, a motor drives a gear to rotate clockwise. The clockwise rotating gear drives a rack to slide upwards along the outer wall of a fixed track. The rack drives the U-shaped frame to move upwards synchronously, and also drives the sliding block and the bidirectional auger to slide upwards. This allows the bidirectional auger to be lifted when the equipment retracts, moving it away from the outer surface of the concrete and effectively preventing excessive wear on the outer wall of the concrete surface during retraction.

This application discloses a self-adjusting transmission device for a circular vibrating screen, relating to the field of circular vibrating screen technology. The application includes a frame, a motor mounted on the frame, and a second coupling mounted on the vibrator. A first pulley is mounted on the output shaft of the motor. A bearing housing is mounted on the frame, and a main shaft rotatably passes through the bearing housing. Two spaced-apart roller bearings are disposed between the bearing housing and the main shaft. The second pulley and the first coupling are mounted on the main shaft. This application abandons the direct V-belt connection transmission method of the prior art. In use, the V-belt transmission drives the main shaft and the first coupling to rotate together, causing multiple rubber belts to move and deform. Through the pulling action of the multiple rubber belts, the second coupling rotates, enabling the vibrator to operate. Because the second coupling and the first coupling are transmitted through multiple rubber belts, their connection is close to flexible.

The utility model discloses a drill, include: drill rod and blade, the front end of drill rod forms the blade position, and the blade is assembled in the blade position, first screw hole is arranged to the drill rod, second screw hole is arranged to the blade, and the screw rod passes through first screw hole and second screw hole, and the blade is locked in the blade position, first screw hole has first central axis, and second screw hole has second central axis, and first central axis and second central axis are staggered and do not overlap, the central axis of first screw hole is lower than the central axis of second screw hole, and the screw rod 300 is tightened in the process in hole section A, and the screw rod applies the pressure of blade downward, after the screw rod passes through first screw hole and second screw hole and is tightened, and the screw rod forms locking force and pressure to the blade, and locking force can be clamped in the blade position with the blade, and the pressure can be pressed down in the blade position with the blade, effectively prevent the blade upward and jump.

The application relates to a UAV throwing device which comprises a body, a lifting device arranged at the bottom of the body, and a throwing assembly fixedly connected with the lifting device through a connecting assembly; the throwing assembly comprises a top plate fixedly connected with the connecting assembly, vertical plates symmetrically and fixedly arranged at the bottom surface of the top plate, a mounting frame fixedly arranged at the bottom end of the vertical plate, sliding grooves symmetrically and slidingly arranged in the mounting frame, and side plates slidingly arranged in the sliding grooves; first receiving columns and second receiving columns are respectively and fixedly arranged at the opposite sides of the side plates. In the application, the overall height of the throwing assembly is adjusted through the lifting device, the throwing position can be flexibly adjusted according to the size of goods and the flight environment, and the adaptability of the throwing operation is improved. The symmetrically arranged side plates in the throwing assembly and the oppositely arranged first receiving columns and second receiving columns can stably lift the goods from the bottom.

This utility model discloses a bone-cutting machine for beef and mutton processing, belonging to the technical field of beef and mutton processing equipment. It includes a base plate, a vertical plate welded to one top end of the base plate, a movable plate slidably connected to the side wall of the vertical plate, a cutting wheel at the bottom of the movable plate, and a feeding channel for conveying beef and mutton bones welded to the top of the base plate. A detachably connected top plate is provided at the top of the feeding channel. Two symmetrically arranged transverse linear motors are provided on both sides of the feeding channel. The moving part of the transverse linear motor is fixed to a connecting plate slidably connected to the base plate. An inverted U-shaped connecting frame is fixed to the top of the connecting plate, and a side plate is movably connected to the side wall of the connecting frame. The end of the side plate is slidably connected to the inner wall of the feeding channel. This utility model not only limits and fixes the processed bones to prevent splashing, but also improves the processing efficiency of the device by setting up vertical and linear motors to prevent the device from freezing.

The utility model discloses a kind of anti-falling multi-wheel independent suspension's tracked amusement car walking system, it is related to amusement car technical field, and it includes: frame body, support, supporting wheel pivot, supporting wheel assembly, supporting idler assembly, shock spring, track, driving wheel and anti-falling device;The frame body both sides symmetry fixed with support, support is symmetrically equipped with several groups supporting idler assembly, support lower end is equipped with multiple groups equidistant distribution shock spring, and each group shock spring is connected in supporting wheel assembly by a group supporting wheel pivot;The anti-falling device is located in driving wheel outside and is axially locked with driving wheel, including with driving wheel coaxial fixed anti-falling baffle and the limiting protrusion of track inboard rim;The utility model is through anti-falling device in with driving wheel rigid connection's anti-falling baffle and the limiting protrusion of track inboard, effectively restricts the axial displacement of track under high-speed steering or lateral impact.

The present application relates to material sorting technical field, disclose a kind of tea leaf dry and wet same selection color sorter feed slot automatic switching device, including rack, the rack is equipped with for horizontal transmission mechanism for horizontal transmission of material, the rack is equipped with feed slot, the feed slot includes first feed slot and second feed slot, the first feed slot and the second feed slot are used to guide material for different levels of material, the first feed slot and the second feed slot are all transversely slidingly installed on the rack, the rack is also equipped with drive mechanism for moving the first feed slot and the second feed slot to make the first feed slot or the second feed slot with the material end opposite of the horizontal transmission mechanism, the color sorter of the present application is conveniently realized to different levels of material is fed.

This application provides an installation tool for drilling and nailing. The component includes a limiting component, a sleeve component, and a hammering component. A first end of the limiting component is connected to the sleeve component, and a second end is connected to a fastener. The hammering component is sleeved inside the sleeve component, which limits the hammering component. The hammering component can move forward relative to the sleeve component to apply a hammering force to the fastener located within the limiting component. This utility model connects the fastener with the limiting component, limits the hammering component with the sleeve component, and allows the hammering component to move forward relative to the sleeve component to apply a hammering force to the fastener located within the limiting component. This sleeve component allows the user to perform anchoring operations with only one hand holding the power tool, while the other hand can be used to support the object being installed, without additional assistance, thus improving the feasibility and safety of high-altitude operations.

This utility model discloses a positioning and cutting device, including a frame, a cutting frame fixedly connected to the top of the frame, a drive roller rotatably connected inside the cutting frame, multiple guide rollers rotatably connected inside the cutting frame, a motor fixedly connected to the outer wall of the cutting frame, a bidirectional lead screw fixedly connected to one end of the motor's output shaft, two moving blocks threaded onto the outer wall of the bidirectional lead screw, deep groove ball bearings fixedly connected to the top of each of the two moving blocks, and threaded rods fixedly connected to the inner rings of each of the two deep groove ball bearings. This utility model, by setting up a motor, bidirectional lead screw, moving blocks, deep groove ball bearings, threaded rods, L-shaped plate, strip groove, guide rods, and a lower pressure roller, achieves simultaneous positioning of the sheet metal in both horizontal and vertical directions. The L-shaped plate and the top lower pressure roller work together to effectively prevent sheet metal offset and jumping during the cutting process.