2014 results about "Knife handles" patented technology

A fixed blade knife includes a handle having an inner surface. A blade has a tang that extends at least partially along the inner surface of the handle. A bolster extends along at least a portion of the tang and releasably connects to the handle.

The invention discloses a milling process vibration state monitoring method and system for a machine tool milling cutter, and belongs to the technical field of intelligent monitoring. The method comprises the following steps: acquiring a vibration signal of a milling cutter under a reference processing condition, and establishing a reference template containing normal vibration characteristics; dynamically adjusting an alarm threshold value, and starting fault diagnosis analysis; performing envelope spectrum analysis on the vibration signal triggering diagnosis; preliminarily judging the affiliation fault type of the abnormal vibration through a preset fault classification model; and carrying out association verification by combining the attribution fault type and the spatial position information when the abnormality occurs, confirming the root cause of the fault, and outputting a targeted classification alarm instruction. According to the invention, the cutter handle single sensor is linked with phase slicing and dynamic threshold and coordinate verification, so that the faults of the cutter, the cutter rest and the workpiece are accurately distinguished and directionally alarmed, and the problems that a fault source cannot be distinguished by a single channel and the false alarm rate is high in the prior art are solved.

The invention discloses a tool wear real-time prediction method fusing wear and jumping mechanism-three-dimensional vibration data, and belongs to the field of machine tool state monitoring and intelligent manufacturing. According to the method, a three-dimensional acceleration sensor is arranged near a main shaft or a cutter handle, three-dimensional vibration signals in the machining process are obtained, and a cutting force mechanism model is established in combination with cutting parameters and geometric features of the cutter; and tool wear correction and bounce disturbance items are introduced into the mechanism model, and prediction calculation of the three-way cutting force is carried out. And then, a cutting force prediction result and vibration signal features are fused, a comprehensive feature vector is constructed, and real-time prediction of the tool abrasion loss is realized based on a deep learning regression model. According to the method, physical rule constraints of mechanism modeling and data driving advantages of vibration signals are fully utilized, the accuracy and real-time performance of tool wear prediction are effectively improved, and important engineering application value is provided for improving the machining quality, prolonging the service life of a tool and achieving intelligent production.

The invention provides a cutter handle and a machine tool. The cutter handle comprises a main shaft connector, a cutter handle body, a vibration reduction assembly and a chip removal channel. The cutter handle body is connected with the main shaft connector, a first cavity and a second cavity are formed in the cutter handle body, and the second cavity is arranged around the first cavity; the vibration reduction assemblies are arranged in the first cavity and the second cavity correspondingly so as to be used for reducing vibration generated in the cutting process. The chip removal channel is arranged in the first cavity in the axial direction of the cutter handle body, the chip removal channel is at least partially connected with the vibration reduction assembly, a cutter clamping hole is formed in the end, away from the main shaft connector, of the cutter handle body, and the chip removal channel communicates with the cutter clamping hole; the diameter and the wall thickness of the cutter handle body are gradually increased in the direction from the cutter handle body to the main shaft connector. Through the integrated design of the vibration reduction assembly and the chip removal channel, the machining stability and efficiency are remarkably improved, and then the technical problems that when a traditional machine tool cutter handle conducts high-speed cutting, vibration control is poor, and the chip removal efficiency is low are solved.

The invention provides a tool for chamfering an upper surface and a lower surface separately, intelligent chamfering equipment and a chamfering method, and relates to the technical field of chamfering of welding cutting. The cutter comprises a floating cutter handle, a cutter bar, a rotating sleeve, an upper cutter holder, a lower cutter holder, an upper pressing wheel, a lower pressing wheel, an upper depended wheel and a lower depended wheel, the upper cutter holder is sleeved with an upper pressing disc, the bottom face of the upper pressing disc is detachably connected with the rotating sleeve, a plurality of upper blades extend out of the top face of the upper pressing disc, and the side face of the upper depended wheel is a first conical face. The small end of the first conical surface is the top surface of the upper leaning wheel; the lower blades extend out of the bottom face of the lower pressing disc, the side face of the lower depended wheel is a second conical face, and the small end of the second conical face is the bottom face of the lower depended wheel. The lower blades extend out of the bottom face of the lower pressing disc, the side face of the lower depended wheel is a second conical face, and the small end of the second conical face is the bottom face of the lower depended wheel.

The utility model provides an anti-chip-sticking metal ceramic milling cutter. The anti-chip-sticking metal ceramic milling cutter comprises a connecting column, the knife handle is arranged in the connecting column; the tool bit is arranged at one end of the tool handle, a chip removal groove is formed in a chip cutting part of the tool bit, and the tool handle and the tool bit are made of metal ceramic materials. The threaded rod is rotated to drive the conical block to move upwards, so that the threaded rod is separated from the screw hole, at the moment, the trapezoidal block is reset through the spring, the fixing rod is separated from the inserting hole, and then the extending length of the tool bit can be adjusted; and meanwhile, the conical block moves downwards to extrude the trapezoidal block and the fixing rod to move and compress the spring, so that the fixing rod extends into the insertion hole, and the cutter handle is fixed through the threaded rod and the fixing rod, so that the effect of adjusting the overall length of the milling cutter according to use requirements is achieved, and the use flexibility, applicability and efficiency of the milling cutter are effectively improved.

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.

A spade drill bit includes a shank extending along an axis from a rear end to a front end, the rear end configured to be coupled to a tool holder of a power tool, a blade including a paddle extending along the axis with a front portion and rear portion coupled to the front end of the shank, and a tip coupled to the front portion of the paddle. First and second primary cutting edges are disposed on a front edge of the front portion of the paddle and extend radially outward from the tip. At least the rear portion of the paddle is composed of a first steel alloy. The primary cutting edges are composed of a second steel alloy that has a greater hardness than the first steel alloy.

The utility model discloses a cutter handle and a machining and grinding tool applying the cutter handle, and belongs to the technical field of grinding tools. The cutter handle comprises a connecting handle, a connecting sleeve and a tensioning sleeve; the connecting handle comprises a positioning shaft; the connecting sleeve comprises a positioning part, and the positioning part is arranged on the outer side of the positioning shaft in a sleeving mode. A plurality of expansion parts are arranged on the end face of the outer end of the positioning part, every two adjacent expansion parts are arranged at intervals, the expansion parts are distributed in the circumferential direction with the positioning shaft as the center, and expansion cavities are formed in the expansion parts; the tensioning sleeve is positioned in the expansion cavity and sleeves the outer side of the positioning shaft; the machining and grinding tool comprises a grinding wheel and the tool handle. The grinding wheel is sleeved outside the positioning part and the expansion part, and the connecting sleeve, the connecting handle and the grinding wheel are fixedly connected after the expansion sleeve expands. The cutter handle is simple in structure and low in cost, and the working procedure of outer circle grinding or inner hole grinding can be achieved through the milling function of a machine tool.

The utility model discloses a blade assembly position locking device of a cutter. More than three locking grooves are formed in a cutter handle at intervals. The sliding block is arranged in the cutter handle in a sliding mode. The blade assembly is rotatably mounted at the front end of the sliding block and is provided with more than two positioning grooves; the locking mechanism comprises a locking piece and an elastic reset piece, the locking piece can move between a locking position and an unlocking position, the elastic reset piece is used for providing elastic force for the locking piece, and when the locking piece is located at the locking position, the first positioning part is in positioning fit with the positioning groove so that the rotation angle of the blade assembly can be locked at the current angle position; meanwhile, the second positioning part is matched with the locking groove in a positioning mode so that the moving position of the blade assembly can be locked at the current moving position, the button is pressed to drive the locking piece to move to the unlocking position so that the positioning matching between the first positioning part and the positioning groove can be relieved, and meanwhile the positioning matching between the second positioning part and the locking groove can be relieved. The structure is simpler, and spare and accessory parts are fewer.

The invention relates to the technical field of machining, and discloses an intelligent cutter handle capable of monitoring cutter wear in real time and triggering replacement reminding, which comprises a cutter handle main body, a sensor module, a control module, a wireless transmission module, a power supply module and an upper computer system in communication connection with the wireless transmission module, a connecting structure matched with a mainstream machine tool connector is arranged at one end of the cutter handle body, and a clamping part for clamping a cutting tool is arranged at the other end of the cutter handle body. According to the intelligent cutter handle capable of monitoring cutter abrasion in real time and triggering reminding of cutter replacement, the vibration sensor, the cutting force sensor, the torque sensor, the temperature sensor and the acoustic emission sensor are integrated in the cutter handle body, and the cutter abrasion state is accurately judged in combination with a trained and tested machine learning model based on historical abrasion data of the cutter; a plurality of wear judgment threshold sets are stored in a convolutional neural network model analysis algorithm unit in a machine learning model, and each threshold set corresponds to different cutter materials, workpiece materials and cutting parameter combinations respectively; if yes, calling a threshold set matched with the current machining condition information for judgment, and outputting a corresponding result by the model, so that real-time and automatic judgment on the tool wear state is realized, manual experience analysis is not needed, the accuracy and timeliness of judgment are remarkably improved, and the working efficiency is improved. And reduction of machining quality or cutter breakage caused by misjudgment of sudden wear as normal wear or delayed response is effectively avoided.

The invention relates to the technical field of machining, in particular to a part polishing-free machining system based on multi-dimensional feature definition, which is characterized in that a feature defining unit is used for defining a polishing-free feature and a polishing-less feature of a part from a machining dimension and a surface treatment dimension; the cutter and cutter handle matching unit is used for designing a highlight cutter based on a feature defining result and matching an adaptive cutter handle; the parameter optimization unit is used for optimizing machining parameters to eliminate machining defects; the feature defining unit, the cutter handle matching unit, the parameter optimizing unit and the intelligent process unit are in signal connection in sequence. According to the method, the polishing-free feature and the less-polishing feature of the part are doubly defined through the machining dimension and the surface treatment dimension, the highlight cutter is designed based on the feature parameters, the cutter handle and the machining parameters are matched, and the machining defects such as cutter vibration black marks are eliminated so as to meet the polishing-free requirement; and meanwhile, the optimized machining scheme and tool parameters are input into an intelligent process system, and the quality consistency of batch machining is achieved.

An automatic machining production line for a knife handle comprises a first numerical control machine tool, a second numerical control machine tool, a third numerical control machine tool, blind rivet loading and unloading equipment and a mechanical arm, the first numerical control machine tool is used for machining the end face, an inner hole, an outer circle face and a V-shaped groove of the knife handle, and the second numerical control machine tool is used for machining a conical hole and an inner threaded hole of the knife handle. The third numerical control machine tool is used for machining a driving groove, a locking threaded hole and an end face inner hole of the cutter handle, the blind rivet assembling and disassembling device is used for assembling or disassembling a blind rivet on the cutter handle, and the mechanical arm is used for grabbing the cutter handle. And waste products generated in production and processing can be detected.

The three-blade straight knife automatic welding equipment comprises a supporting frame, a workbench and a bottom plate are fixed to the supporting frame, and two fixing mechanisms are fixed to the workbench through turnover mechanisms; a clamping groove used for containing a tray is formed in the bottom plate, and the tray is used for containing a knife handle, a blade and a tool. A solder supply mechanism and a first mechanical arm are fixed to the upper side face of the workbench. A second mechanical arm is fixed to the lower side face of the workbench. A mounting frame is fixed on the workbench; a camera is fixed on the bottom plate; and a heating coil is fixed on one welding flux supply mechanism. According to the automatic welding equipment and method for the three-blade straight knife, firstly, an automatic mode is adopted, the quality and efficiency are improved, secondly, the double-station parallel design is adopted, the production takt is optimized, in addition, a positioning mechanism in the fixing mechanism can ensure the relative relation between a blade and a knife handle, and finally, a reliable grabbing point is provided through the tool design, so that the production efficiency is improved. Therefore, the cutter is prevented from being damaged.

The invention provides a tool clamping state online monitoring and control system based on an intelligent tool handle. The intelligent cutter handle of the system is integrated with a temperature sensor and a position sensor, cutter temperature and position signals in the composite material machining process can be accurately and efficiently obtained in real time, and therefore the cutter clamping state is reflected. The intelligent knife handle lower computer wirelessly transmits the position and temperature signals to upper computer software to be displayed and stored. The system sets a signal threshold value according to data information when tool falling occurs, and judges whether a tool clamping failure abnormal state exists or not in real time. Once the upper computer software monitors the abnormal state of the cutter, an emergency stop signal is sent to the numerical control machine tool control unit in time to quickly close the machine tool spindle, the machining rejection rate is reduced to the maximum extent, and the purpose of improving the machining efficiency is achieved.

The utility model provides a blow molding device for edible plastic packaging bottles, and belongs to the technical field of blow molding devices. Comprising a base, a blow molding machine is fixedly installed at one end of the top of the base, two symmetrical supporting plates are fixedly installed at the top of the base, hydraulic rods are installed on the opposite faces of the two supporting plates, and a mold is fixedly installed at the other ends of the hydraulic rods. A first supporting table and a second supporting table are fixedly installed on the top of the base and located on the same side of the sliding table assembly. Plastic bottles subjected to blow molding can be placed on the material plate, the first motor drives the first threaded rod to rotate, the sliding block drives the material plate to move to the lifting assembly, the plastic bottles and the scraping assembly are kept horizontal, bottle openings and bottle bodies are cleaned through the cutting knife, and the distance between the knife handles can be adjusted due to different positions during cleaning, so that the plastic bottles are scraped off. And the cutting knife can cling to the bottle body.

The utility model discloses a boring and milling machine direct-connection grinding tool, which belongs to the technical field of grinding processing, and comprises a main handle, a first conical surface, a second conical surface, a third conical surface and a fourth conical surface, the grinding wheel is detachably installed at the other end of the main handle through a connecting assembly, and the grinding wheel and the main handle are coaxially arranged; the balance cover is coaxially mounted on the grinding wheel; the balance block is detachably installed on the balance cover, the general cutter handle structure is directly connected with a machine tool spindle, and compared with an existing grinding device driven by an external motor, the connecting mode is more convenient and faster. The machine tool spindle is used for direct driving, the problems that an existing external motor is small in power and low in grinding efficiency are solved, and the grinding efficiency is improved.

A folding knife having a blade pivoted from a closed position to a manual release open locked position with a combined apertured sliding release and locking arm. The sliding release and locking arm is mounted within the knife handle on a fixed guide pin within an arm opening being spring urged there against. Arm positioning pins extends in oppositely disposed relation to one another from the locking arm providing dual frame engagement within respective guide slots therein. Arm positional projections are engaged on a modified blade shank during operation moving the locking arm back and up then releasing to slide forward locking the blade in auto open use position until manual arm engagement by the user against the arm spring and blade spring for release and transitional closure. Arm access operation is available secondarily via pin access opening in the exterior handles for alignment operation.

1. The name of the design product: knife handle (25138). 2. The use of the design product: for knife handle. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best shows the design points: front view. 5. The left view and the right view are embodied in the perspective view 1 and the perspective view 2, and the left view and the right view are omitted.

Tool (5) for machining a workpiece (4), comprising: - a tool shank (12) rotatable about a rotary axis (10), - a cutting device (13) arranged on the tool shank (12) with: - at least one pre-cutting element (14) and - at least one post-cutting element (15),- a first slide unit (8) for displacing the at least one pre-cutting element (14) relative to the tool shank (12) with -- a first output body (25) connected to the at least one pre-cutting element (14) and -- a first drive body (23) interacting with the respective first output body (25) via a first drive surface (24) and - a second slide unit (9) displaceable relative to the first slide unit (8) for displacing the at least one re-cutting element (15) relative to the tool shank (12) with -- a second output body (29) connected to the at least one re-cutting element (15) and -- a second drive body (27) interacting with the respective second output body (29) via a second drive surface (28), wherein the first drive surface (24) and the second drive surface (28) overlap each other in an orthogonal projection onto a transverse plane to the axis of rotation (10), thereby characterizedthat a maximum feed path (s1, s2) of at least two of the output bodies (25, 29) is different.

The utility model discloses a threading tool with a tool bit convenient to replace. The threaded cutter comprises a cutter handle and a threaded blade installed on the cutter handle. The cutter handle comprises a connecting shell fixed to the outside and a fixing piece installed at one end of the connecting shell. The threaded blade comprises a drill bit body and a drilling section arranged on the drill bit body, and a connecting assembly used for pushing the threaded blade is arranged on the cutter handle. The connecting assembly comprises a pushing assembly installed on the connecting shell, the pushing assembly can be used for moving the drill bit body, the connecting assembly further comprises a driving assembly installed on the connecting shell, and the driving assembly can drive the pushing assembly to move; the end, away from the connecting shell, of the fixing piece and the end, away from the drilling section, of the drill bit body are provided with clamping assemblies. The utility model has the advantages that the threaded blade can be quickly replaced, the overall service life is long, and the processing cost is reduced.

A multi-purpose detachable blade utility knife includes a handle with a forward and rearward section, divided by a mid-line sagittal plane. The forward section has a body portion and a removable blade cover, along with a forward-facing blade insertion slot. The rearward section features a blade storage compartment that pivots at the rear end. The knife accommodates a notched cutting blade with U-shaped retention notches and a slotted cutting blade with a blade retention slot. A blade retention mechanism in the forward section uses spring-activated push-button mechanisms to secure either blade in an extended cutting position.

The utility model discloses an alloy milling cutter which comprises a first cutter handle, a second cutter handle is arranged in the first cutter handle, and fixing blocks are fixedly connected to the outer walls of the two sides of the second cutter handle. In the actual use process, the first cutter handle is installed on a machine, and the first cutter point is used for machining a workpiece. When the cutter handle needs to be replaced, the connecting block is pushed downwards, the connecting block is limited in the inner groove, the second cutter handle is driven through the fixing block, the fixing block is limited in the sliding groove, the second cutter handle is pushed out, the second cutter point is exposed, the adjusting screw rod is rotated, the connecting sleeve and the ejection block are driven, the ejection block is limited in the inner cavity, the inclined face of the ejection block pushes the positioning block into the positioning groove, the second cutter handle is fixed, and the limiting block is limited in the limiting groove. By means of the structure, the problems that an existing milling cutter needs to be detached for replacement and is low in efficiency are solved, replacement in a traditional mode is tedious and time-consuming, and the structure achieves rapid cutter replacement without detachment, shortens cutter replacement time, improves machining efficiency through cooperation of components, and enables the milling cutter to be replaced more conveniently and efficiently.

This invention discloses a CNC tool position rotary table structure and machine tool. The rotary table structure includes a rotary table body, with a slider on one end face along the axial direction. The slider can slide radially, and at least two tool changing mechanisms are arranged radially at intervals on the slider. Each tool changing mechanism has a mounting hole on its end face opposite to the rotary table body along the axial direction for inserting or removing a tool holder. The inner wall of the tool holder has a first groove. A connecting bead is slidably arranged radially inside the tool changing mechanism. The tool changing mechanism has a first pull rod that moves axially, having a locking position for partially embedding the connecting bead into the first groove and an unlocking position for disengaging the connecting bead from the first groove. The rotary table body has a tool-removing mechanism, which drives the first pull rod to switch between the unlocking and locking positions when one of the tool changing mechanisms is aligned axially with the tool-removing mechanism. This invention has small loading and unloading errors and high tool changing efficiency.

1. Name of the product in this design: Knife Handle (Dragon Scale). 2. Purpose of this design: For use in knife handles. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses a machine clamp drill bit used for machining deep and long hollow holes, which comprises a cutter handle, a cutter base body and a cutter head which are sequentially and coaxially connected from top to bottom, the cutter head is provided with a first cutter head chip groove and a second cutter head chip groove along the axial direction, and the inner wall of the lower end of the first cutter head chip groove is provided with a first mounting seat. A first peripheral cutter is embedded in the first mounting base, a second mounting base and a third mounting base are sequentially arranged on the inner wall of the lower end of the second tool bit chip removal groove from inside to outside, a center cutter is arranged in the second mounting base, and a second peripheral cutter is arranged in the third mounting base. According to the utility model, the central cutting edge and the peripheral cutting knife are arranged, so that the peripheral cutting knife participates in cutting along with the increase of the machining diameter in the reaming and drilling process. The chip removal groove is a straight groove and is grooved to the bottom of the cutter bar, so that the chip removal effect when the bottom of a deep hole is machined is guaranteed; and a guide strip for supporting is designed, the supporting and guiding effects are achieved in the drilling process, and the situation that the drilling direction is deflected due to swing and the like is prevented.

The problem to be solved by the present invention is to provide a milling cutter having a tip that can be replaced with ease at low cost.　The milling cutter has: a blade part 10 that has a plurality of tips 12 each provided with a bottom blade 121 and an outer peripheral blade 122, and a blade body part 11 which is a plate-like body to which the plurality of tips 12 are fixed at an outer periphery and has grooves 113 formed to match the positions of the tips 12; and a body 20 having a front end part 21, which has a front end surface to which the rear end surface of the blade body part 11 is fixed in a contactable and detachable manner, and a front end outer peripheral section which has an outer diameter of 100 / 100-92 / 100 with respect to the outer diameter of the blade part 10 and in which body-side grooves 211 continuous to the grooves 113 of the blade body part 11 in close contact are formed, the body 20 being rotatable about a rotation axis. A blade part mounting hole 11a is formed in the center of the blade body part 11, and a body mounting hole / orifice is formed in the center of the front end part 21. By inserting a fastening bolt in which the outer peripheral surface of the shaft part is in close contact with the inner peripheral surface of each mounting hole into the hole, radial positioning becomes possible.

A multi-sensor integrated intelligent tool holder real-time monitoring and anti-collision system, comprising: an intelligent tool holder device, an external PLC controller, a built-in relay, a numerical control machine tool and a PC signal processing and display module; the intelligent tool holder device comprises: a handle cone structure, a force sensor structure, a resistance strain gauge group, a protective shell, a plurality of supporting copper columns, a first hardware circuit board, a second hardware circuit board, a vibration sensor, a lithium battery, a fixed upper shell, a fixed bottom shell, a draw stud, a clasp spring, a compression cap and an end mill. The application is based on the collected cutting signals for real-time analysis and rapid judgment and response, is not affected by the machining environment and the shape and size of the workpiece, is accurate in measurement, greatly reduces the influence of the external sensor arrangement distance on the cutting data accuracy, and is suitable for the monitoring of cutting force and vibration and the anti-collision monitoring link in the part machining process, and improves the cutting automation, intelligence and safety level.

1. The name of the design product: handle (clamping handle) of knife. 2. The use of the design product: handle for knife. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: combined state reference drawing. 5. Design 1 is designated as the basic design.

The invention relates to an automatic grinding and polishing device which comprises a lower polishing assembly and an upper polishing assembly. The movable platform comprises an X-axis moving unit and a Y-axis moving unit and drives one of the upper light sweeping assembly and the lower light sweeping assembly to move in the XY plane; in the upper sweeping and polishing assembly, a cutter handle is arranged at the upper end of a grinding and polishing disc, a blind rivet protruding head is arranged at the tail of the cutter handle, a claw pulling mechanism is arranged on a grinding and polishing main shaft, the claw pulling mechanism is switched between a clamping state and a loosening state, and in the clamping state, the claw pulling mechanism clamps the blind rivet protruding head to lock the grinding and polishing disc. And in the loosening state, the broach mechanism loosens the blind rivet raised head. According to the scheme, the polishing uniformity and the overall polishing effect of the workpiece can be improved.