106results about How to "Improve tool change efficiency" patented technology

The invention relates to the technical field of chain-type combined tool magazines, in particular to a row-type chain-type combined tool magazine and a tool changing method thereof.The row-type chain-type combined tool magazine comprises a translation mechanism for supporting and driving a tool changing arm mechanism to reciprocate for tool changing and a plurality of chain-type tool magazines arranged on a sliding track where the translation mechanism is located; the multiple chain type tool magazines are arranged in a row in the direction away from the main shaft and are arranged on the same side of the translation mechanism in the sliding direction with the main shaft. The axes of a plurality of tools of the chain type tool magazine are located in the same plane, and a vacant tool position is reserved on a chain of the chain type tool magazine. And the translation mechanism drives the tool changing arm mechanism to sequentially pass through the empty tool positions on the multiple chain type tool magazines to take tools from the selected chain type tool magazines. The axes of tools in the chain type tool magazines are located in the same plane, the tool changing space needed between the adjacent tool magazines is reduced, the occupied area of equipment is reduced, the moving times and distance of a tool changing arm in the tool changing process are reduced due to the empty tool position, the tool changing path is simplified, and the tool changing speed is increased.

The invention relates to the technical field of automatic control of tool magazines, in particular to a tool magazine operation control method and system, and the method comprises the steps: obtaining a machining operation task, constructing a tool scheduling time sequence according to the machining operation task, and carrying out the operation scheduling of tools of the same type in a tool magazine according to a time sequence through the tool scheduling time sequence; obtaining use information of each type of tools of the same type, and analyzing according to the use information of the tools of the same type to obtain a priority scheduling strategy of the tools of the same type; setting a tool allocation time sequence node for the tool scheduling time sequence based on the machining operation task, wherein the tool allocation time sequence node is a time node when the tool enters and exits from the tool magazine; and traversing the tool magazine according to the tool allocation time sequence node, determining tool apron distribution information of the same-type tools, and selecting the same-type tools for executing the machining operation task according to the priority scheduling strategy and the tool apron distribution information. The invention aims to solve the problems of unbalanced use of tools, overlong shutdown time and poor anti-interference performance of the system in the operation process of the tool magazine.

The utility model discloses a five-axis numerical control machine tool which comprises a base. The five-axis cam rotary table is movably arranged above the base in the X-axis direction and comprises a machining table used for limiting a workpiece to be machined, a horizontal angle adjusting structure and a vertical angle adjusting structure. The workpiece machining assembly comprises a supporting seat fixed to one end of the base in the X-axis direction, a machining support movably arranged on the supporting seat in the Y-axis direction and a workpiece machining unit movably arranged on the machining support in the Z-axis direction, and the workpiece machining unit is located above the machining table; the knife rest is fixed at one end of the base along the Y-axis direction; the disc tool magazine is fixed at the top end of the tool rest; and a machine tool control system. According to the numerical control machine tool, the horizontal angle and the vertical angle of the workpiece to be machined can be adjusted, multiple faces of the workpiece to be machined can be machined, and the numerical control machine tool is compact in structure and small in space size.

The invention provides a cross arm automatic tool changing device of a circular shearing machine and a tool changing method, and belongs to the technical field of tool changing equipment of circular shearing machines. The tool changing device comprises a strip-shaped base, a sliding seat is slidably connected to the strip-shaped base in the length direction of the strip-shaped base, a sliding seat driving mechanism is arranged between the strip-shaped base and the sliding seat, a tool changing rotating body capable of rotating by 360 degrees is arranged on the sliding seat, the rotating center of the tool changing rotating body is vertically arranged, and four tool arm sets distributed in the circumferential direction are arranged on the side wall of the tool changing rotating body. Each tool arm set comprises two tool storage arms which are distributed up and down and horizontally arranged, tool bodies are arranged on the tool storage arms, and a tool pushing mechanism capable of pushing the tool bodies on the tool storage arms out of the tool storage arms is arranged on the tool changing rotating body. The tool changing efficiency and the tool changing precision of the tool body on the tool shaft are high, the machining quality can be ensured, and the production efficiency can be improved; according to the automatic cutter locking structure, rapid locking and rapid unlocking between the cutter shaft and the cutter body can be achieved, the cutter shaft is protected, the disassembly and assembly efficiency is improved, and the use safety of equipment is improved.

The utility model relates to the field of battery pole piece manufacturing, and discloses a roller cleaning mechanism which comprises two mounting plates, a scraper support is arranged between the two mounting plates, one end of the scraper support is provided with a blade gland, and the other end of the scraper support is provided with an angle positioning wheel. A scraper assembly is arranged between the blade gland and the scraper support and comprises a first scraper and a second scraper. When the mounting plate drives the scraper assembly to be pushed out, the angle positioning wheel firstly makes contact with the surface of the roller body, then the angle of the scraper support is automatically adjusted according to the pushing-out distance of the mounting plate till the scraper assembly is attached to the surface of the roller body, and impurity removal work is achieved along with rotation of the roller body. According to the mechanism, through overlapped installation of the first scraper and the second scraper, the problems that an existing mechanism is not thorough in cleaning and the service life of the scrapers is short are solved, the number of times of replacing the scrapers is greatly reduced, and the working efficiency of pole piece manufacturing is improved.

The utility model discloses a numerical control machining center tool changing device, which belongs to the technical field of tool changing devices and comprises a rack, a connecting frame is fixedly connected to the rear end of the rack, a first sliding rod cylinder is mounted in the connecting frame, and a connecting plate is mounted at the front end of the first sliding rod cylinder. A connecting plate is arranged on the upper portion of the milling cutter body, a driving device is installed on the connecting plate in an embedded mode, the output end of the driving device is fixedly connected with a mounting frame, and a milling cutter fixing mechanism is installed on the mounting frame. In the cutter changing process, residual scraps on the surface of the milling cutter body can be sucked and collected through the scrap sucking mechanism before the milling cutter body on the mounting frame is disassembled; and after the milling cutter body is detached, chippings deeply hidden in the mounting frame are sucked and collected, so that the chippings are prevented from interfering with the milling cutter body in the subsequent cutter changing process, the cutter changing time consumption is reduced, the cutter changing efficiency is improved, and meanwhile, abrasion caused by contact friction between the chippings and the surface of the milling cutter body is also avoided.

The utility model discloses a high-precision ATC automatic tool changing mechanism which comprises a tool magazine assembly and a driving assembly which are vertically installed on a machine tool, the bottom of the driving assembly is connected with a tool changing arm, the tool magazine assembly comprises a tool magazine back plate close to the driving assembly, and a protruding sleeve is arranged on the side, away from the driving assembly, of the center of the tool magazine back plate. A rotating disc is installed on the sleeve, a mounting plate is fixed to the other end of the sleeve, a tool magazine driving motor and a tool changing air cylinder are arranged on the mounting plate, tool clamping mechanisms distributed annularly are arranged on the peripheral face of the rotating disc, and a tool changing groove is formed under the tool magazine back plate. The actions of taking down and replacing tools are completed below the tool magazine through the bidirectional tool changing arm structure, the tool changing efficiency is improved, the motor drives the rotating disc through the pressing wheel, the transmission precision is high, and the failure rate in the tool changing process is reduced.

The invention relates to the technical field of metal part disassembly and assembly, in particular to a point cloud data analysis-based indirect positioning method for a shield tunneling machine cutter fastening bolt, which comprises the following steps of: acquiring point cloud data of a preset feature plane in a shield tunneling machine cutter box; fitting the obtained point cloud data to obtain a fitting plane of the feature plane, and projecting the point cloud data to a fitting plane group to obtain a quadrilateral boundary of the point cloud projected to the fitting plane; calculating the geometric center of a fitting plane based on the obtained quadrangle boundary; and acquiring a fixed position relationship between the bolt and the calculation geometric center and a coordinate system conversion relationship, and calculating a bolt coordinate. Therefore, the defects of traditional manual operation are overcome, and the tool changing efficiency and safety are greatly improved.

The invention discloses an efficient mold processing machine tool and a processing method, and relates to the technical field of processing machine tool structures. The machining machine tool comprises an outer shell, a mold fixing structure and a lifting mechanism located on the lower portion of the shell and a machining mechanism located on the upper portion of the shell, the lifting mechanism supports and adjusts lifting of the mold fixing structure, and the mold fixing structure comprises a first rotating mechanism driving a mold to rotate and a fixing mechanism fixing the mold; the machining mechanism comprises a machining assembly, a second rotating mechanism driving the machining assembly to rotate and a moving assembly driving the machining assembly to move horizontally. The lifting mechanism comprises a vertically-arranged telescopic hydraulic cylinder, one end of the telescopic hydraulic cylinder is fixedly connected with the shell, and the other end of the telescopic hydraulic cylinder is fixedly connected with the mold fixing structure. A damping mechanism is arranged in the center of the lifting mechanism and comprises a spring and a damper. According to the efficient mold machining machine tool and the machining method, the problem that an existing mold machining machine tool is low in machining efficiency can be effectively solved.

The invention relates to the technical field of milling machine tool rests, and discloses a metal tool rest milling machine with a flexible tool clamp reloading structure, which comprises a working table and supporting legs arranged at the bottom of the working table and fixedly connected with the working table, and further comprises a supporting frame arranged at the top of the working table and fixedly connected with the working table, the top of the supporting frame is fixedly connected with a walking mechanism. The milling device is arranged on the walking mechanism, and the walking mechanism can drive the milling device to move in the horizontal direction; and the milling device comprises a hydraulic push rod, the side face of the fixed end of the hydraulic push rod is fixedly connected with a fixing frame, the movable end of the hydraulic push rod is fixedly connected with a tool changing push rod, and the movable end of the tool changing push rod is fixedly connected with a driving motor. The metal tool rest milling machine provided with the flexible tool clamp reloading structure is simple in replacement operation, few in operation steps, high in tool replacement efficiency and convenient to adapt to the high-efficiency production requirement of industrial machining.

The utility model discloses a carving machine disc tool magazine which comprises a tool magazine cover body, a tool disc arranged in the tool magazine cover body and a driving mechanism used for driving the tool disc to rotate, the tool magazine cover body is provided with an opening, the tool disc is provided with a straight edge and an arc edge, and the straight edge is fixedly connected with a sealing plate used for closing the opening. A plurality of sets of cutter handle clamps are fixedly connected to the arc edge, machining cutters are installed on the cutter handle clamps, and an air blowing device is arranged on the side, close to the opening, of the tool magazine cover body. The disc tool magazine of the carving machine has the advantages of simple and compact structure and good compatibility, and can ensure that the tool position is accurate, prolong the service life of the tool handle and improve the tool changing efficiency.

The present invention discloses a tool changing device and a CNC machine tool having the same, comprising a tool storage part, a tool changing part and a tool magazine; the tool changing part is located between the tool storage part and the tool magazine; the tool changing part comprises a shifting block and a first driving device, the first driving device drives the shifting block to move between the tool storage part and the tool magazine; tool claws for fixing tools are provided at corresponding positions on the tool storage part and the tool magazine; a second driving device is provided between the tool changing part and the tool magazine, the second driving device drives the tool storage part to move closer to or away from the tool magazine. By providing the tool storage part and the tool changing part, the shifting block can quickly and accurately transfer the tool to the tool storage part, thereby improving the working efficiency and tool changing stability of the tool changing device; by providing the tool storage part and the tool magazine, the second driving device can quickly move the tool storage part to the corresponding position of the tool magazine, thereby ensuring that the tool magazine can store a large number of tools, and also improving the tool changing efficiency and ensuring the convenience of using the tool changing device.

The utility model relates to the technical field of tool changing assemblies, in particular to a tool changing assembly based on an engraving and milling machine, which comprises a guide rail pair guide rail, at least two groups of guide rail pair sliding seats are mounted on the surface of the guide rail pair guide rail in a sliding manner, a first air cylinder is mounted above the guide rail pair sliding seats, and a first piston rod for stretching is arranged in the first air cylinder. A first base is fixedly installed at the end of the first piston rod and is of a U-shaped structure. According to the scheme, through the synergistic effect of the guide rail pair sliding seats and the first air cylinder, height and position adjustment of the tool bit is achieved, it is ensured that the tool bit can be accurately conveyed to the tool bit position of the engraving and milling machine, one guide rail pair sliding seat is used for taking down an old tool bit, the other guide rail pair sliding seat is used for installing a new tool bit, and the tool changing efficiency is remarkably improved; and through cooperation of a servo motor and a position sensor, the accuracy and stability of front-back inclination angle adjustment of the tool bit are further guaranteed, manual intervention is reduced, and the automation degree is improved.

The present invention discloses a machining center with a multi-tool head fast tool change mechanism, comprising a frame, a workbench and a machining tool, wherein the machining tool comprises a tool head and a first power device for driving the tool head to rotate, wherein the machining center further comprises a tool magazine located on the side of the workbench for providing a tool head for tool change by a broaching device, the tool magazine comprising a tool disc with multiple tool holders, a tool head clamped on the tool holder, and a second power device for driving the tool disc to rotate forward and reversely so that one of the vacant tool holders or the replaced tool head faces the broaching device; a third power device for driving the broaching device to move rapidly in a horizontal direction to approach or move away from the tool magazine; a fourth power device for driving the broaching device to move rapidly in a vertical direction to approach or move away from the tool magazine; and a broaching device. Compared with the prior art, the present invention reduces the working steps of the tool magazine in the tool change step and does not have an extra upward movement step after the tool change, thereby effectively improving the tool change efficiency of the entire machining center.

The present invention relates to the technical field of chain-type combined tool magazines, and in particular to a chain-type combined tool magazine and a tool changing method thereof, comprising: a translation mechanism that supports and drives a tool changing arm mechanism to reciprocate for tool changing, and a plurality of chain tool magazines arranged on a sliding track where the translation mechanism is located; the plurality of chain tool magazines are arranged in a row in a direction away from a main axis, and are arranged on the same side of the translation mechanism along the sliding direction as the main axis; the axes of a plurality of tools in the chain tool magazine are located in the same plane, and empty tool positions are reserved on the chain of the chain tool magazine; the translation mechanism drives the tool changing arm mechanism to pass through the empty tool positions on the plurality of chain tool magazines in sequence to take tools from the selected chain tool magazine. In the present invention, the axes of the tools in the chain tool magazine are placed in the same plane, which reduces the tool changing space required between adjacent tool magazines, reduces the equipment footprint, and the empty tool positions reduce the number and distance of movement of the tool changing arm during the tool changing process, simplifies the tool changing path, and improves the tool changing speed.

A drawing type tool changing mechanism on a folding machine comprises a machine body, a tool rest assembly and a locking assembly. The tool rest assembly comprises a frame, a tool rest and a two-way sliding rail. The locking assembly comprises a fixing block, a pull rod and a spring. The side, facing the locking assembly, of the frame is provided with a step part, one side of the step part is provided with an inclined face, and one end of the inclined face abuts against the side face of the frame and is in smooth transition with the side face of the frame. The pull rod is arranged on the frame, the cushion block on the pull rod is located on the moving path of the step portion, the pull-out type tool changing mechanism on the folding machine unlocks the frame by pulling the pull rod, a debugger can conveniently conduct tool changing operation, when the frame needs to be locked, only the frame needs to be pushed back, and then the frame can be locked. And the cushion block slides through the inclined surface under the rebounding of the spring and is propped against one side of the step part, so that the main frame is locked. According to the tool changing mechanism, a debugger does not need to carry out tool changing operation in the machine body, and the tool changing efficiency is improved.

The utility model provides a high-speed gantry drilling and tapping machine which comprises a drilling and tapping part, a Z-axis displacement assembly, an X-axis displacement assembly, a Y-axis displacement assembly and a tool magazine assembly, the drilling and tapping part is connected with the Z-axis displacement assembly, the Z-axis displacement assembly is provided with a degree of freedom for moving along a Z axis, the Z-axis displacement assembly is connected with the X-axis displacement assembly, and the Y-axis displacement assembly is provided with a degree of freedom for moving along a Y axis. The X-axis displacement assembly is provided with a degree of freedom for moving along the X axis, the X-axis displacement assembly is connected with the Y-axis displacement assembly, and the Y-axis displacement assembly is provided with a degree of freedom for moving along the Y axis. Through the arrangement of the tool magazine assembly, the tool holder mounting plate can get close to the operation area of the drilling and tapping part during advancing, tool changing of the drilling and tapping part is facilitated, when old tools on all tool holders need to be detached and replaced, the tool holder mounting plate retreats to the far-away point so that the old tools can be unloaded, and therefore the tool magazine assembly is suitable for the portal frame type drilling and tapping machine, the tool changing efficiency can be improved, and the tool changing efficiency is improved. Therefore, the operation efficiency is improved.

The utility model discloses a clamp for presetting tool changing of a high-pressure oil hole gun drill of an oil sprayer body, which comprises a base, a first station module and a second station module are arranged above the base, a measuring device is further arranged above the base, and the first station module is used for installing an adjusting screw of a tool; the measuring device is a length measuring device, the second station module is matched with the measuring device, and the length of the cutter is adjusted by measuring the length of the core rod. Through the arrangement of the first station module, the second station module and the measuring device, the tool changing efficiency is improved, and the tool changing time is shortened; when the high-pressure oil hole of the oil sprayer body is machined, the rejection rate and the production cost can be greatly reduced, and the production efficiency is improved.

The utility model provides a kind of head assembly, razor and change cutter box, head assembly, comprising: first head, is provided with first clamping part;Second head is provided with second clamping part, and the accommodating space for accommodating blade is formed between first clamping part and second clamping part;In first direction, first head and second head are relatively movable between first head and second head, first head has first position and second position relative to second head, and first head switches between first position and second position by moving relative to second head;In the first position of first head, first clamping part and second clamping part are close to each other, to hold the blade in accommodating space;In the second position of first head, first clamping part and second clamping part are far from each other, to make blade disengage or enter accommodating space.The head assembly of the utility model by setting first head and second head, when replacing blade, only need to exert force to complete the disengagement and fixation of blade, improve change cutter efficiency.

This invention belongs to the field of machine tool accessories technology and discloses a water-cooled CNC lathe tool holder, including a frame. A servo motor is fixedly installed on the left side of the frame, and a tool holder is fixedly installed at the output end of the servo motor. The outer side of the tool holder has slots at equal angles, and CNC tools are movably engaged within each slot. An extension frame is fixedly installed at the front end of the servo motor, and a tool mounting bracket located directly in front of the slots is fixedly installed on one side of the extension frame. This invention utilizes externally input high-pressure water during water cooling. Through the action of the high-pressure water, the device can automatically lock unused tools during tool changing and tool installation, preventing tool displacement. The entire process can be completed automatically before tool changing, effectively avoiding the probabilistic tool collision problem that can still occur during tool changing and tool installation in traditional devices, thus reducing safety hazards.

The utility model discloses an automatic tool changer for a CNC (computerized numerical control) machining center, which relates to the technical field of CNC milling machines and comprises a machining table, a machining mechanism is mounted on the inner side of the machining table, a tool is detachably mounted on the machining mechanism through a mounting seat at the bottom of the machining mechanism, and a tool changing component is arranged on the mounting seat. According to the automatic tool changer for the CNC machining center, by arranging the tool changing assembly, when a tool is mounted, the tool is upwards inserted into the inner side of a mounting base to push a lifting rod to move upwards, then through linkage of the lifting rod, a rack, a gear, a pushing piece and a movable plate, all clamping rotating blocks are pushed to rotate together and clamped to the inner side of a mounting groove of the tool, and the tool is mounted in the mounting groove; therefore, the situation that the clamping effect of the cutter is unstable due to the fact that the soft block and the soft strip are clamped and limited and lose elasticity and even are damaged due to friction in long-term use is avoided, and the machining effect is also guaranteed.

The utility model discloses a numerical control machining tool magazine with a quick tool changing mechanism, and relates to the technical field of machining. Comprising a shell and further comprises clamping assemblies, the outer walls of the clamping assemblies and the outer wall of the shell are fixedly installed, the clamping assemblies are arranged in an annular array mode along the central axis of the shell, the outer walls of the clamping assemblies are fixedly connected with installation assemblies, and the installation assemblies are arranged in an annular array mode along the central axis of the shell; according to the tool magazine, the clamping assembly is arranged, a unique pneumatic structure is applied, and by means of the air inlet header pipe, the air inlet ring pipe, the air inlet branch pipes, the mounting pipe and the air distributing pipe, air can be rapidly inflated into the fixed bag and the circular bag, so that a tool can be firmly clamped within a short time, and the tool changing efficiency is improved; the waiting time in the machining process is shortened, and the purpose of the numerical control machining tool magazine with the quick tool changing mechanism is achieved.

The utility model provides a kind of double mechanical hand double tool magazine automatic tool changing system, it includes: tool magazine module, it includes tool magazine support, the tool magazine component A and the tool magazine component B of identical structure being oppositely arranged on the tool magazine support, the tool magazine component A includes vertically arranged disc type tool magazine, rotation drive module for driving the circumferential rotation of the disc type tool magazine, the tool holder of a plurality of tool holders being arranged at the edge of the disc type tool magazine, the tool holder is used to store tool for spindle machining;Mechanical hand module, it includes the mechanical hand A and the mechanical hand B of identical structure being arranged at the both sides of the tool magazine module, the mechanical hand A and the mechanical hand B respectively drive tool to move to the tool magazine component A and tool magazine component B place and carry out tool changing. By the above-mentioned mode, the collaborative work of two groups of mechanical hands and two groups of disc type tool magazines, realize efficient, flexible tool changing operation, meet the demand of complex processing task.

The utility model relates to the technical field of numerically-controlled machine tool accessories, and discloses a numerically-controlled machine tool rotating type tool changing frame which comprises a wheel disc, the bottom side of the wheel disc is connected with a rotating frame through a stabilizing assembly, the front side of the wheel disc is fixedly connected with a plurality of containing sleeves, and the containing sleeves surround the front side of the wheel disc with the front side of the wheel disc as the center. An auxiliary shaft is fixedly connected to the center of the front side of the wheel disc, an abutting wheel is fixedly connected to the outer wall of the auxiliary shaft, a second motor is installed in the wheel disc, the driving end of the second motor is fixedly connected to the rear end of the auxiliary shaft, a through groove is formed in the side, close to the abutting wheel, of the containing sleeve, and an abutting assembly is arranged in the through groove. The abutting assembly is connected with the front side of the wheel disc through a reset assembly. According to the utility model, the abutting and fixing of the cutter can be relieved more conveniently, so that the cutter can be stored and taken more quickly, the cutter replacement efficiency of the numerical control machine tool is improved, and the working speed is increased.

The utility model discloses a workbench for an automatic cutting machine with a fixed tool magazine, which belongs to the technical field of cutting processing equipment and comprises a hanging frame and a movable frame, the movable frame is mounted on the lower portion of the hanging frame through a horizontal movement driving mechanism, and the horizontal movement driving mechanism drives the movable frame to move horizontally and linearly. The N clamping and grabbing units are installed on the moving frame in the horizontal linear direction at intervals, and the distribution direction of the clamping and grabbing units is perpendicular to the moving direction of the moving frame. According to the workbench for the automatic cutting machine with the fixed tool magazine, the space utilization rate, the tool changing efficiency and the like can be improved, the overall performance of a cutting machining center can be effectively improved, and an efficient, flexible and accurate solution is provided for modern cutting machining.

The pulverizer comprises a pulverizing cylinder, a motor is installed on the bottom face of the pulverizing cylinder, a rotating column is installed at the output end of the motor, the rotating column movably penetrates through the bottom of the pulverizing cylinder, a cross-shaped clamping groove is formed in the top face of the rotating column, a cross-shaped connecting plate is placed in the cross-shaped clamping groove, and a cutter is arranged on the cross-shaped connecting plate. A plurality of smashing blades are installed on the outer side of the cross-shaped connecting plate, a cross-shaped base plate is placed on the top face of the cross-shaped connecting plate, a penetrating hole is formed in the top face of the rotating column, a rotatable limiting assembly is arranged on the outer side of the rotating column, and the limiting assembly is used for limiting the top of the cross-shaped base plate. The cross-shaped base plate and the cross-shaped connecting plate can be limited and fixed through the limiting assembly, and after limiting is omitted, the cross-shaped connecting plate and the smashing blade can be replaced conveniently.

The utility model belongs to the technical field of reciprocating herbal medicine slicing machines, and particularly relates to a cutter-changing reciprocating herbal medicine slicing machine which comprises a herbal medicine slicing machine body and a conveying belt, one side of the herbal medicine slicing machine body is fixedly connected with a supporting plate, the bottom end of the supporting plate is rotatably connected with a rotating carrying disc, and a plurality of cutters are arranged at the bottom end of the rotating carrying disc. Two six-edge rods are connected to the inner walls of the cutters in a sliding mode, the six-edge rods are connected to the bottom end of the rotary carrying disc in an inserted mode, a telescopic rod is installed on the herbal medicine slicing machine body, a telescopic rod is installed at the bottom end of the telescopic rod, a chuck is fixedly connected to the output end of the telescopic rod, and clamping grooves are formed in one sides of the cutters. After a plurality of cutters are driven to rotate through the rotary carrying disc, the telescopic rod drives the chuck to be connected with the clamping groove, switching of the cutters is achieved, replacement can be conducted without screwing off screws, operation is easy and convenient, consumed time is shortened, the time needing to be shut down is shortened, therefore, the cutter replacement efficiency is improved, and the influence on the normal machining efficiency of the device is reduced.

The invention discloses a numerical control machine tool with an automatic tool changing function, and relates to the technical field of automatic tool changing of numerical control machine tools. A tool storage assembly is arranged on a circle and used for storing tools, and a mounting assembly is arranged in a machine tool tool arm shell; the mounting assembly is arranged in the tool storage assembly and used for mounting tools in the tool storage assembly on a machine tool tool arm shell for use, the deflection assembly is arranged in the machine tool tool arm shell and used for enabling the tool storage assembly to deflect, and the pressing assembly is arranged in the machine tool tool arm shell and used for driving the mounting assembly to move downwards. The push-out assembly is arranged in the machine tool cutter arm shell and used for pushing out the connecting plate provided with the cutter, the cutter is horizontally placed so that space can be saved, the working efficiency can be improved, cutter replacement is accelerated through a quick connection interface, the cost is reduced by rotating a right-angle frame, and installation is optimized. And the machining space and the machining capacity of the machine tool are expanded through the connecting plate capable of being pushed out.

The utility model relates to the technical field of numerical control machining, discloses a tool changing device of a numerical control machining center, and solves the problem that a tool changing device cannot clean a changed tool bit in time. Through an electric push rod A, an L-shaped plate, a cleaning box, an electric push rod B, an air pump annular air pipe and an air spraying head, firstly, a rotating shaft and a cutter storage disc are driven by a motor to rotate, so that a required cutter head can be conveniently replaced by a cutter replacing assembly; then an L-shaped plate is located at the position of a cleaning box through stretching and retracting of an electric push rod A, then a movable box is moved to the position above the cleaning box through stretching and retracting of an electric push rod B, then an air pump blows a sponge block and a tool bit through an annular air pipe and an air spraying head, residues in a vacant tool bit groove and on the outer surface of the tool bit are helped to be removed, manual intervention is reduced, and the working efficiency is improved. And the tool changing efficiency is improved.