182 results about "Cutting guide" patented technology

A method of preparing and / or delivering an osteochondral plug may include, positioning a tissue graft on a cutting guide, wherein the tissue graft may have been removed from a larger body of tissue to define a shaped surface. The tissue graft may include a top surface having a cartilage surface. The method may further include advancing a first cutter along a cutting direction toward the tissue graft to cut the tissue graft to form the osteochondral plug having an external wall parallel to the cutting direction and transverse to the top surface. Positioning the tissue graft on the cutting guide may include placing the shaped surface on a registration surface of the cutting guide. The registration surface may have a reference shape that corresponds to a shape of at least part of the shaped surface.

The invention relates to the technical field of fine hole precision machining and surface treatment, and discloses a precision drilling device for winding machine accessories, which comprises a workbench, a main shaft driving unit is arranged on one side of the workbench, a compound tool is mounted on the main shaft driving unit, and the main shaft driving unit is used for driving the compound tool to rotate and axially feed; a clamping base is embedded and fixedly connected to the upper surface of the workbench and used for positioning and installing a workpiece, a fluid processing unit is arranged in the workbench, located below the clamping base and communicated with the clamping base, and a sealing guide assembly is arranged between the clamping base and the main shaft driving unit. The compound tool is divided into a cutting guide section at the front end, a fluid disturbance section at the middle end and a clamping section at the rear end in the axial direction. By means of the integrated design of the compound tool, two procedures are seamlessly connected under the same main shaft and clamp system, and accumulative errors caused by workpiece transferring and repositioning are thoroughly eliminated.

The invention discloses a positioning control method and system for metal cutting, and relates to the technical field of metal cutting. The method comprises the steps that when a laser cutting machine cuts a metal workpiece according to a cutting control scheme, a cutting monitoring data set is synchronously obtained; performing multi-dimensional cutting accident deduction according to the cutting monitoring data set to obtain a cutting accident deduction map; performing multi-degree-of-freedom adjustment on the cutting control scheme to obtain a first cutting adjustment space; performing cutting evaluation optimization on the first cutting adjustment space to obtain a second cutting adjustment space; performing cutting guarantee degree analysis optimization on the second cutting adjustment space to obtain a first cutting guide population meeting the preset cutting guarantee degree; and multiple rounds of propagation optimization are carried out, a cutting adjustment optimization result is determined, and optimized positioning control is carried out on the metal workpiece. The technical problems that in the prior art, the metal cutting positioning precision is insufficient, and the cutting process stability is poor are solved, and the technical effect of improving the metal workpiece cutting positioning precision and the cutting process stability is achieved.

An instrument system includes a first cut guide and an actuation instrument. The actuation instrument includes an upper portion having a handle and a first cannulation, and a lower portion releasably couplable with the upper portion. The lower portion includes a shaft, a second cannulation, wherein the second cannulation is coaxial and in fluid communication with the first cannulation, and a paddle configured to abut a resected surface of a first bone. The instrument system also includes a compression mechanism releasably couplable with the lower portion, the compression assembly couplable with the first bone and a second bone The compression assembly includes an actuator configured to bias at least one of the first bone and the second bone toward the other of the first bone and the second bone. A method for using the instrument system is also disclosed herein.

Instruments, devices, systems and methods for maintaining, correcting and / or fusing joint deformities are disclosed. Guide systems including an alignment block and a cut guide removably coupled to the alignment block. Osteotomy guides including an alignment block and a cut guide removably coupled to the alignment block. Osteotomy guides including a body, a first alignment member coupled to and extending away from a superior surface of the body, and a second alignment member coupled to and extending away from an inferior surface of the body. Methods of assembling and using the osteotomy guides and systems for maintaining, correcting and / or fusing joint deformities are also disclosed.

The invention belongs to the technical field of aircraft structure design, and discloses a fuselage frame preparation process and a fuselage frame. According to the fuselage frame preparation process, preparation of the first woven preformed body and the second woven preformed body is achieved through the weaving operation of the weaving machine, the preparation efficiency and the structural integrity of the first woven preformed body and the second woven preformed body are improved, and the influence of manual operation on the fuselage frame forming quality is avoided. The preparation of the first weaving body and the second weaving body is realized by cutting operation of cutting guide parts arranged on the first weaving auxiliary core mold and the second weaving auxiliary core mold in advance, so that the preparation precision is guaranteed, and the forming quality of the fuselage frame is improved. The invention further provides the machine body frame, the machine body frame is prepared through the machine body frame preparation technology, the manual operation participation degree is reduced in the machine body frame preparation process, the influence of manual operation errors on the forming quality of the machine body frame is avoided, the forming quality and forming efficiency of the machine body frame are improved, and the manual labor intensity is relieved.

A knife and associated guide for the cutting of fibrous batt insulation products, as well as rigid foam board insulation products are described. The knife has a handle and blade, each oriented so as to maximize the ability to pull the blade through the material to be cut, while minimizing the muscular effort and strain required of the user. The guide is configured to easily compress batt insulation products and to be easily moved over the products for improved efficiency.

The invention is suitable for the field of meat processing and production, and provides an intelligent recognition method and system for the three-dimensional contour of boned meat based on image recognition, and the method comprises the steps: carrying out the multi-modal image collection of frozen boned meat, and capturing a surface crack pattern; analyzing the crack pattern to construct a topological network model; reconstructing a bone-meat three-dimensional holographic model based on the topological network model, and marking joint, marrow cavity and bone mineral density abnormal areas; identifying potential skeleton weak points; generating a double-path cutting guide line; cooperative operation and visual presentation of the guide lines are controlled through dynamic compensation. Precise recognition and intelligent cutting guide of the internal skeleton structure of the boned meat are achieved, the segmentation precision and efficiency are improved, and the method is suitable for the field of meat processing and the like.

The invention relates to a plastic pipe cutting guide device and a using method. The plastic pipe cutting guide device comprises an operation table, a first pipe diameter positioning module and a second pipe diameter positioning module which are located at the two ends of the operation table correspondingly and used for positioning a plastic pipe, and a plurality of sets of first annular frames and second annular frames are oppositely arranged on the operation table and surround the plastic pipe diameter in an interactive mode; the arc-shaped groove is formed in the middle of the operation table, the air pressure cushion is arranged in the arc-shaped groove to enhance the positioning stability, the cutting arm assembly composed of the linear bearing guide rail is integrated, a cutting tool (a saw blade or a cutting knife) is forcibly restrained to move along a preset absolutely straight path, and the problems that due to manual shaking, a notch is inclined, and burrs are too many are fundamentally solved. The section of the notch is smooth and flat and is always perpendicular to the axis of the pipe, secondary finishing is not needed, and the sealing performance and reliability of follow-up pipe fitting connection are greatly improved.

Disclosed is a guide plate for use in a woodworking cutting guide, having a body. The body has a first surface and a second surface opposite to each other along the thickness direction of the body. Multiple through-holes extend through the body. Along the thickness direction, the body is sequentially formed with a guide hole, a mounting hole, and a recess. The guide hole communicates with the mounting hole and extends to the second surface. The mounting hole communicates with the recess, which extends to the first surface. A tapered surface forms the wall of the guide hole, thereby limiting and positioning a guide bushing along the radial direction of the guide hole.

The utility model discloses a transverse stretching and pre-cutting guide roller mechanism for a thin film production line, and belongs to the technical field of thin film production. The stretching device mainly comprises a stretching assembly which comprises a supporting frame. The discharging assembly comprises a bottom plate, two sets of supports are installed on the bottom plate, and a certain distance is formed between the two sets of supports; mounting grooves are formed in the support in a penetrating mode, a material roller is placed between the two mounting grooves, roller shafts are arranged at the two ends of the material roller, and containing grooves matched with the roller shafts are formed in the bottom faces of the inner walls of the mounting grooves. Roller shafts at the two ends of the material roller are sleeved with fixing sleeves, annular grooves are formed in the fixing sleeves, the support is in threaded connection with two sets of screws, one ends of the two sets of screws are in bearing connection with pressing blocks, and annular protruding parts matched with the grooves are installed on the pressing blocks. According to the guide roller mechanism for transverse stretching and pre-cutting of the thin film production line, it is guaranteed that the material roller is stably placed and discharged through the discharging assembly, disengaging is avoided, and rotation is stable.

The utility model relates to a guide pipe winding device which is used for achieving the technical purposes of automatic pipe winding and accurate adjustment of winding specifications. The device comprises a pipe supplying mechanism, a winding mechanism, a pipe clamping assembly and a transferring assembly. The pipe supply mechanism achieves continuous pipe supply through a guide piece, a first pipe finger clamp and a pipe cutting assembly, a pipe cutting translation air cylinder drives a pipe cutting guide piece to move, and it is ensured that the cut-off pipe keeps the clamping length. The winding mechanism is composed of a rotating disc, two sets of winding columns and a stroke controller, and a push rod is accurately controlled to ascend and descend through a servo driving module. The transferring assembly drives the pipe clamping assembly and the pipe coiling clamping assembly to move pipes cooperatively, and the pipe clamping assembly clamps a guide pipe through a lifting pipe clamping air cylinder and transfers the guide pipe to a coiling station. According to the device, automatic feeding, precise winding and damage prevention design are integrated, and the production flexibility and efficiency are remarkably improved.

The utility model relates to the technical field of slate picture processing, and provides a slate picture cutting guide frame which comprises two supporting seats, the tops of the two supporting seats are both movably connected with sliding pieces, scale marks are arranged on the rear side of one supporting seat, a pointer is arranged on the rear side of one sliding piece, and the scale marks are arranged on the two supporting seats. Racks are fixedly embedded in the two supporting seats, gears are movably embedded in the two sliding pieces, and the two gears are meshed with the racks. When the device is used, through the arrangement of the limiting block and the first sliding block structure, the position of the guide plate can be fixed, and the guide plate can be conveniently fixed; compared with the prior art, the step of manually fixing the guide plate is omitted, meanwhile, the pointer and the scale marks are used, personnel can clearly observe the moving degree of the guide plate, and therefore the position of the guide plate can be rapidly and visually adjusted, the complicated manual adjusting step is further reduced through the simplified operation mode, and working efficiency is improved.

A cut guide includes a first face and an opposed second face. The cut guide further includes a first aperture and a second aperture extending through the cut guide from the first face to the second face. The first and second apertures are configured to guide a surgical tool in cutting a bone. The cut guide further includes a first hole extending through the cut guide from the first face to the second face. The cut guide further includes a second hole extending through the cut guide. A central axis of the second hole is oriented at an acute angle to the second face. The first and second holes are configured to receive a wire to position the guide against the bone.

The present application relates to the technical fields of cutting guide device, and particularly relates to an adjustable large steel cutting guide device, which comprises a cutting box, a cutting wheel, a cutting knife, a transmission base, a plurality of rotating rollers, a plurality of driving motors, two guide sliding blocks, two hydraulic rods and a plurality of guide wheel sets. The rotating rollers rotate under the driving of the driving motors to transport the steel. The two hydraulic rods are used to push the guide sliding blocks inward from both sides. The outer surface of the guide sliding block is arc-shaped, which is used to preliminarily adjust the position of the steel. The push rod is used to adjust the pushing distance. The guide seat is used to install the guide wheel. The guide wheel is used to limit the steel and continue to transport. The plurality of push rods on both sides of the transmission base can be matched to gradually adjust the position of the steel, so that the steel can be accurately and vertically fed into the cutting box for processing. Thus, the problem that the existing large steel cutting guide device is prone to cause the steel to be misaligned or inclined before entering the cutting device, resulting in low cutting precision, is solved.

A hair cutting guide consisting of a first handle adapted to be held by a user and having a distal end and a proximal end, a second handle adapted to be held by a user and having a distal end and a proximal end; and a guide member comprising a plurality of parallel comb teeth, each extending along a length from a proximal end to a distal end. The distal end of the first handle and the distal end of the second handle are each attached to opposing lateral sides of the guide member; the comb teeth are attached to one another; and a depth of the comb teeth perpendicular to the lengths of the comb teeth increases from being relatively shallow at the proximal ends of the comb teeth to relatively deeper at the distal ends of the comb teeth to define a taper for haircutting.

The utility model discloses a glass edge protection strip online cutting stacker crane which comprises a machine frame, an electric box body installed in the machine frame, a guide groove installed on the machine frame and used for stacking glass edge protection strips, a guide groove pressing plate arranged above the guide groove, a cutting mechanism installed on the machine frame and located at the inlet end of the guide groove, and a stacking mechanism installed on the machine frame and located at the outlet end of the guide groove. The cutting mechanism comprises a cutting guide seat for placing the glass edge protecting strip, a guide opening formed in the cutting guide seat, a cutting blade arranged above the cutting guide seat, an air cylinder driving mechanism for controlling the cutting blade to perform lifting operation, and a blade heating mechanism for heating the cutting blade; the glass edge protecting strip online cutting stacking machine solves the problems of precision, efficiency, durability and flexibility in the glass edge protecting strip cutting and stacking process, is suitable for a large-scale production environment, and improves the production efficiency and the product quality.

A computer-implemented method for creating an activity-optimized cutting guides for surgical procedures includes receiving one or more pre-operative images depicting one or more anatomical joints of a patient, and creating a three-dimensional anatomical model of the one or more anatomical joints based on the one or more pre-operative images. One or more patient-specific anatomical measurements are determined based on the three-dimensional anatomical model. A statistical model of joint performance is applied to the patient-specific anatomical measurements to identify one or more cut angles for performing a surgical procedure. A patient-specific cutting guide is created that comprises one or more apertures positioned based on the one or more cut angles.

The application discloses a kind of high-temperature-resistant automobile harness and preparation method thereof, it is related to automobile harness technical field, including following process: S1.open line: according to production demand cutting guide wire;S2.press connection: stripping the protective layer and sheath layer of the outer surface of guide wire, reverse bending and pruning the shielding layer of guide wire end, expose the core wire of guide wire end;In the core wire end of guide wire, terminal is pressed, and terminal guide wire is obtained;S3.sealing: in the outer surface of terminal guide wire, sheath layer is set, and harness is obtained;S4.detection packaging: carry out loop conduction, line color, appearance, size detection, and package after passing;The application establishes automobile harness system by the cooperation of guide wire, terminal pressed in the core wire end of guide wire, shielding ring pressed in the outer surface of reverse bending guide wire shielding layer and sheath layer set in the outer surface of guide wire, to guarantee the normal operation of electrical system.

The utility model discloses a heavy-load turning blade which comprises a blade body provided with an installation section, a cutting edge is arranged on the edge of the top of the blade body, a cutting guide concave portion located between the installation section and the cutting edge is arranged on the top of the blade body, and a chip breaking structure is arranged in the cutting guide concave portion. The chip breaking structure comprises four chip breaking parts, a wavy chip guiding inclined surface and a plurality of cambered surface bulges, and the wavy chip guiding inclined surface is arranged at the top of the blade body. According to the heavy-load turning blade, by improving the cutting edge structure and the chip guiding concave part, when the blade conducts heavy-load cutting, the cutting edge strength is guaranteed through the cutting edge structure, the cutting guiding concave part can guide the flowing direction of chips and assist in machining chip breaking, the machining requirement of heavy-load cutting is met, and the flowing-out direction of the cambered surface protruding structure effectively prevents cooling liquid from flowing out; and the cooling liquid is easier to stay at the cutting part, so that a better cooling effect is generated.

The utility model belongs to the field of forage conveying, and particularly relates to an automatic bale loosening and grass conveying conveying device which comprises a base, a cutting blade and a grass bale positioning arc plate installed on the base, a cutting guide groove is formed in the center of the bottom of the grass bale positioning arc plate, and two side T plates are symmetrically arranged on the base. The two side T plates form a limiting guide rail, the two side T plates are located at the bottom of the bale positioning arc plate, and the limiting guide rail corresponds to the cutting guide groove; a direction adjusting structure is slidably connected to the limiting guide rail, the cutting blade is installed on the direction adjusting structure and located under the cutting guide groove, and a rope collecting assembly is arranged on one side of the straw bale positioning arc plate. A jacking structure is arranged at the bottom of the bale positioning arc plate; the driving structure is arranged on the base and used for driving the direction adjusting structure and the rope collecting assembly to move, the cutting blade can be dynamically adjusted according to the front-back movement state through the arranged direction adjusting structure, and convenience and rapidness are achieved.

The utility model provides a guide mechanism for wire cutting of wire electric sparks, which comprises an inner tube, an outer tube is sleeved outside the inner tube, a wire penetrating component is arranged in the inner tube, and a cooling component is arranged in the outer tube. The wire penetrating assembly comprises a sliding groove formed in the inner wall of the inner pipe, a sliding base is slidably connected into the sliding groove, a first clamping plate is fixedly connected to one side of the sliding base, a connecting plate is fixedly connected to the other side of the sliding base, a pull rod is slidably connected into the connecting plate, and the surface of the pull rod is sleeved with a pressing spring. Compared with the prior art, the electrode wire clamping device has the advantages that the sliding seat is pulled to slide along the sliding groove, the electrode wire is fixed by the second clamping plate and the first clamping plate in cooperation with the connecting plate, the pull rod and the compression spring, and the electrode wire is clamped by the second clamping plate and the first clamping plate. And finally, the electrode wire can be driven by the sliding seat to penetrate into the inner pipe, so that wire penetrating can be quickly carried out, and the wire penetrating efficiency can be improved.

The application provides an auxiliary material returning mechanism and a cutting machine. The auxiliary material returning mechanism comprises a support frame fixed relative to a support structure of a conveying device, a roller support slidingly assembled on the support frame, and a roller rotatably connected with the roller support. An axis around which the roller rotates is perpendicular to a sliding direction of the roller support. The auxiliary material returning mechanism further comprises a driving mechanism for driving the roller support to slide. When the roller support slides to a first set position, the roller extends into an edge of a tray and is used for supporting rubber material. When the roller support slides to a second set position, the roller avoids the rubber material. In the above technical solution, the position of the roller can be adjusted by driving the roller support to extend or retract, so that the roller can be extended to be located within the edge of the tray when material returning is needed, thereby supporting the rubber material to enable the rubber material to fall on the tray during material returning.

The utility model provides an iron template rapid cutting guide ruler which comprises a main plate, a rotating rod is rotatably installed at one end of the main plate, a ruler body is rotatably connected to one end of the rotating rod, an iron template auxiliary cutting assembly is slidably installed on one side of the main plate, a containing groove is formed in one end of the upper surface of the main plate, and through holes are formed in one side of the main plate and one side of the ruler body. And limiting clamping blocks are tightly inserted into the through holes. Through the design of a rotating rod, a limiting clamping block and an iron template auxiliary cutting assembly, when a worker cuts an iron template, the distance between the iron template auxiliary cutting assembly and a ruler body is adjusted, so that the distance between the iron template auxiliary cutting assembly and the ruler body can accommodate cutting equipment, and then a blade of the cutting equipment is tightly attached to the guide edge of the ruler body for cutting; the cutting precision can be effectively improved, it is ensured that the cutting straightness and size meet the expected standard, the mainboard is placed at one end of the position needing to be cut, the mainboard is attracted to the surface of the iron template through the magnetic attraction block, and therefore fixing can be completed without manual pressing or clamp locking.

The utility model discloses a die cutting guiding and deviation rectifying assembly based on a packaging carton, and relates to the technical field of die cutting guiding and deviation rectifying. Comprising a supporting frame, the supporting frame is provided with a deviation rectifying mechanism used for die cutting guide machining of the packaging carton, the deviation rectifying mechanism comprises a limiting assembly, the limiting assembly comprises a fixing support fixed to the lower end of the supporting frame, and a pair of sliding rods fixed to the side wall of the fixing support. The telescopic end of the first electric push rod is rotationally connected with the limiting support through the rotating shaft, the limiting support is rotationally connected with the fixing block through the rotating shaft, and the limiting support rotates around the rotating shaft connected with the fixing block along with stretching of the telescopic end of the first electric push rod, so that the angle of the limiting support is adjusted, and the inclination angle of the limiting support can be adjusted in real time; and compared with a limiting plate with a fixed angle, the deviation correcting device is wider in deviation correcting range and higher in flexibility.

The utility model relates to the technical field of wire cutting machines, and discloses a wire cutting machine take-up and pay-off system which comprises a machine body, a tension system, a tension mechanism and a deviation rectifying system are arranged on the two sides of the machine body respectively, and a ball screw linear module is fixedly connected to the upper surface of the machine body. The top of the ball screw linear module moving part is fixedly connected with a sliding table, the upper surface of the sliding table is fixedly connected with bearing seats, and one sides of the two bearing seats are in key connection with a winding and unwinding spool A and a winding and unwinding spool B correspondingly. According to the diamond wire winding displacement device, the diamond wire can be always kept at a constant speed to realize winding displacement, so that precise winding displacement of the diamond wire becomes possible, the service life of consumables of the diamond wire and the cutting guide wheel can be prolonged, the surface quality of cut materials can be improved, the operation precision of the whole system can be improved, and the production efficiency is improved. And meanwhile, the operation noise of equipment is also reduced, and the service life of the take-up and pay-off shaft is prolonged.

The utility model discloses a practical drilling core splitting machine which comprises a cutting machine body, the cutting machine body is movably arranged on a cutting base, the cutting base comprises two transverse frames which are arranged at intervals in the longitudinal direction, the tops of the transverse frames are in a bevel edge shape, and a stiffening rod is arranged between the bottoms of the two transverse frames. Two mounting rods are transversely arranged between the tops of the two transverse frames at intervals, a mounting plate is arranged between the two mounting rods, a mounting base is arranged on the right side of the top of the mounting plate, the right side of the bottom of the cutting machine body is hinged to the mounting base, and a notch allowing a cutting blade of the cutting machine body to penetrate through is formed in the mounting plate; a cutting guide groove is obliquely formed in the lower portion of the cutting machine body and fixedly connected with the cutting base. The rock core is placed on the cutting guide grooves and pushed along the cutting guide grooves to be cut, the cutting guide grooves limit and fix the two sides of the rock core, stability and safety in the cutting process are guaranteed, and half-and-half splitting of the rock core is facilitated.

The invention discloses profile steel web cutting equipment, and particularly relates to the field of cutting equipment, the profile steel web cutting equipment comprises a conveying mechanism and a cutting guide mechanism, the cutting guide mechanism is arranged at the end part of the conveying mechanism, the conveying mechanism is used for placing a workpiece, the cutting guide mechanism comprises a fixed seat, and a transmission ring is rotationally arranged on the fixed seat. The conveying mechanism and the workpiece positioning mechanism are arranged, a workpiece is conveyed through rotation of a conveying roller, then a positioning wheel is driven to move towards the workpiece through movement of the output end of a first linear driver, the workpiece is positioned in the horizontal direction through the positioning wheel, and the workpiece is located under a cutter; then the cutter is driven to do circular motion along the outer side of the workpiece to cut the workpiece, the workpiece can be automatically adjusted after the workpiece is conveyed to a designated position, generation and missing of a surface angle are avoided, defects cannot be generated, the precision of a segmented interface is guaranteed, and the joint connection strength of the workpiece and the overall performance of the structure are ensured.

Guides, instruments, devices, systems and methods for maintaining, correcting and / or resurfacing the multiple bones of a joint are disclosed. The guide system includes a cut guide and an alignment guide for engagement with the cut guide. The guide system also includes a cleaning system with a guide and a cutting instrument. Methods of using the guide system and cleaning system are also disclosed.