73results about How to "Fast tool change" patented technology

The invention provides an automatic tool changing device of a high-speed machining center, which aims to replace a tool position changing mechanism adopting an arc-surface indexing cam as a main body and has the advantages of simple structure and convenience in manufacture. The automatic tool changing device of the high-speed machining center comprises a box, a tool arm spindle, a tool changing arm, a power transmission mechanism, a tool plugging and unplugging mechanism, a tool position changing mechanism, a tool locking mechanism and a transmission clutch mechanism. The automatic tool changing device is particularly improved by the tool position changing mechanism and the transmission clutch mechanism, the tool position changing mechanism is provided with a rack mechanism meshed with a transmission gear hollowly sleeved on the tool arm spindle, the rack mechanism is in motion association with a composite cam by a position changing oscillating bar, the transmission clutch mechanism is structurally provided with a shaft sleeve hollowly sleeved on the tool arm spindle, one side of the shaft sleeve is fixedly connected with a transmission gear, a T-shaped groove is machined in the middle of a push rod of the tool locking mechanism, a certain angle is formed between the bottom of the T-shaped groove and the axis of the push rod, a T-shaped pin is mounted in the T-shaped groove and is inserted in a positioning hole of the tool arm spindle, and an axial groove matching with a journal of the T-shaped pin is disposed on the shaft sleeve.

The invention relates to a quick manual tool changing mechanism of a numerical control milling machine, which comprises a tool holder. A cam is installed on the holder, a tool-changing handler is connected to the cam, a mandril is arranged on the lower part of the cam, a bolt connected to the end of the mandril around which springs are provided, a spindle is arranged on the lower part of the tool holder, a pull rod which is on the relative position to the spindle is sleeved inside the spindle, disk springs are provided around the upper end of the pull rod, the upper end of the pull rod is connected with the spindle by locknuts, a cutter fixed seat is connected to the end part of the pull rod, and a taper hole at the end of the spindle is led to the cutter fixed seat. The device greatly reduces the manufacturing and using cost, improves tool changing efficiency of manual changing mechanism simultaneously, and reduces working intensity of labors. The mechanism is not only characterized in high efficiency and low working intensity of a pneumatic tool changing mechanism, but also in simple structure and lower cost of the manual tool changing mechanism.

A quick-replacement fixture comprises a fixture body, a fixture rod, steel balls and a locking sleeve. An installation hole is formed in one end of the fixture body, and two ball sockets are symmetrically arranged on the outer wall of the installation hole of the fixture body. The fixture rod is arranged in the installation hole of the fixture body in a sleeved mode, and locking grooves are formed in the fixture rod. The fixture body is sleeved with the locking sleeve. The inner surface of the locking sleeve is a conical surface at a certain inclination angle, the steel balls are installed in the two ball sockets respectively and clamped in the locking grooves of the fixture rod, and the inner surface of the locking sleeve presses the steel balls. The quick-replacement fixture achieves quick and easy replacement of tools, effectively relieves labor intensity and improves working efficiency.

The invention discloses a pentahedron processing machine which comprises an X-axis platform, a Z-axis platform, a tool magazine device, a first rotating table, a second rotating table and a third rotating table. Three-dimensional space rotation of a work piece is carried out by utilizing the rotating functions of the three rotating tables, and a good operation interface allows the programming difficulty of a pentahedron processing technique to be reduced; a tool changing arm, along with a tool changing library, is adopted for tool management, so that tools can be changed quickly and randomly, and the processing efficiency of a machine tool can be improved; and the three hydraulically driven rotating tables are adopted, the first rotating table is a base table, the second rotating table and the third rotating table that are hydraulically driven are additionally arranged on the upper surface of the first rotating table, the first rotating table allows the work piece to rotate at the Z-axis, the second rotating table and the third rotating table allow the work pieces to rotate at horizontal shafts, through the rotation of the three rotating tables, processing equipment capable of processing the five surfaces of the work pieces is formed, and the work pieces can be exchanged, so that the processing efficiency is higher.

The invention discloses a quick cuter replacing mechanism for a gear tooth shaving machine. A shaving cutter and cutter cushion rings are sheathed on a main shaft, and the cutter cushion rings are positioned on both sides of the shaving cutter. The quick cuter replacing mechanism is characterized in that a spline shaft (11) is sheathed on the outer tip of the main shaft (7) and is tightly fixed by an axial locking screw (12); a spline on the spline shaft (11) is shorter than the spline shaft, and the end of an optical shaft is adjacent to the cutter cushion rings (5); a quick-release cushion ring (3) provided with a spline slot is flexibly sheathed on the spline shaft (11), and spacer pins (10) are arranged on the outer end face of the quick-release cushion ring (3); and the inner diameters of the shaving cutter (4) and the cutter cushion rings (5) are larger than the maximum diameter of the spline shaft (11). The quick cuter replacing mechanism for the gear tooth shaving machine has the advantages of quick cutter replacement, effective looseness prevention, compact structure, convenient operation and high safety and reliability.

The invention discloses a disc type tool magazine for a horizontal machining center. The disc type tool magazine comprises a disc arranged on a fixing support I, a rotation shaft is arranged at the center of the disc which rotates around the center of the disc through the rotation shaft, a plurality of tool clamps are installed at the edge of the disc, and axes of tool holding portions of the tool clamps are parallel to the surface of the disc. Tools are installed on the tool clamps through the tool holding portions, axes of the tools are parallel to the surface of the disc, and tool noses of the tools point to the circle center of the disc. The fixing support I is installed on one side of the horizontal machining center, and the axis of the disc is parallel to the X axis of the horizontal machining center. By means of the disc type tool magazine, the width of the tool magazine is not limited by the length of the tools and can be further compressed, the structure is simple and compact, and wide application is facilitated.

The invention relates to an aluminum profile end face milling machine which is used for machining of aluminum profiles or PVC or light alloy, and belongs to the field of machining. The aluminum profile end face milling machine comprises a milling machine box, a positioning clamping device, a tool device, a protecting cover and a safety hood, cross beams are arranged on the front side and the right side inside the milling machine box respectively, the positioning clamping device is installed on the cross beams through screws, a control switch is arranged on the front face of the milling machine box, two rows of parallel sliding blocks are arranged on the tool device, a guide rail is arranged at the bottom of the positioning clamping device, the sliding blocks are matched with the guide rail, the tool device moves back and forth through the sliding blocks, the protecting cover is located above the tool device, the safety hood is installed on the milling machine box, and the safety hood and the milling machine box together form a closed whole. The aluminum profile end face milling machine has the advantages of being high in machining precision, high in tool changing speed, convenient to operate, accurate in positioning and high in safety protection coefficient.

The invention relates to a cutter clamping device. The device is mainly characterized in that a drawbar is arranged in a spindle hole, and a spring set and a push bar are arranged in the draw bar to ensure that the spring set is arranged between the drawbar and the push bar. By using the cutter clamping device of the invention, when the cutter is retracted, the compressed spring set can not directly support and press the spindle hole and damage the bearing covered outside the spindle; and the design of the power intensifier with high amplification factor is utilized to clamp the cutter with the spring set with the least springs and the minimum diameter and the diameter of the spindle is reduced, thus the centrifugal force generated by the rotation of the spindle can be reduced and vibrations can be avoided when the spindle runs so that the condition of inaccurate finished surface can be prevented; and the high-speed actuation of the spindle can be facilitated while the diameter and length of the spindle are reduced.

The invention discloses a locking oil cylinder structure with a stroke tail end buffered. The locking oil cylinder structure comprises an oil cylinder seat, a buffer valve sleeve, a buffer valve element, a piston and a spring, the oil cylinder seat is provided with an oil supply channel and an oil cylinder cavity, the buffer valve sleeve is arranged on the oil cylinder seat, the piston is located in the oil cylinder cavity, the buffer valve element is arranged in the buffer valve sleeve in a sliding and matching mode, the spring is arranged between one end of the buffer valve element and the buffer valve sleeve, the other end of the buffer valve element stretches into the oil cylinder cavity, a large-flow channel and a small-flow buffer channel which are used for supplying oil to the oil cylinder cavity are arranged between the oil supply channel and the oil cylinder cavity, the large-flow channel is arranged between the oil cylinder seat and the buffer valve element, and the small-flow buffer channel is arranged on the buffer valve element. When the piston reaches a certain stroke, the buffer valve element is matched with the oil cylinder seat under the action of the spring to plug the large-flow channel, and oil passes through the small-flow buffer channel from the oil supply channel and flows into the oil cylinder cavity. The locking oil cylinder structure can achieve the quick locking function, and has the buffer function in the later locking period, and therefore tool changing speed can be improved, and meanwhile the impact phenomenon is avoided.

The invention provides an automatic tool changing device of a high-speed machining center, which aims to replace a tool position changing mechanism adopting an arc-surface indexing cam as a main body and has the advantages of simple structure and convenience in manufacture. The automatic tool changing device of the high-speed machining center comprises a box, a tool arm spindle, a tool changing arm, a power transmission mechanism, a tool plugging and unplugging mechanism, a tool position changing mechanism, a tool locking mechanism and a transmission clutch mechanism. The automatic tool changing device is particularly improved by the tool position changing mechanism and the transmission clutch mechanism, the tool position changing mechanism is provided with a rack mechanism meshed with a transmission gear hollowly sleeved on the tool arm spindle, the rack mechanism is in motion association with a composite cam by a position changing oscillating bar, the transmission clutch mechanism is structurally provided with a shaft sleeve hollowly sleeved on the tool arm spindle, one side of the shaft sleeve is fixedly connected with a transmission gear, a T-shaped groove is machined in the middle of a push rod of the tool locking mechanism, a certain angle is formed between the bottom of the T-shaped groove and the axis of the push rod, a T-shaped pin is mounted in the T-shaped groove and is inserted in a positioning hole of the tool arm spindle, and an axial groove matching with a journal of the T-shaped pin is disposed on the shaft sleeve.

The invention relates to the technical field of machine tools, in particular to an end surface milling and multi-position end surface drilling and tapping compound machine tool. The end surface milling and multi-position end surface drilling and tapping compound machine tool comprises a machine tool body and a servo control system. A guide rail is arranged on the machine tool body, clamp systems are symmetrically arranged on the guide rail, processing mechanisms are symmetrically arranged at the left and right ends of the guide rail, each processing mechanism comprises a slide, a first feedingmechanism and a second feeding mechanism are separately arranged on the slides, a left power tool turret and a right power tool turret are respectively arranged on the first feeding mechanism and thesecond feeding mechanism, a first powerful milling power motor and a second powerful milling power motor are also respectively mounted on the first feeding mechanism and the second feeding mechanism,and tools are mounted on the first powerful milling power motor and the second powerful milling power motor. According to the structural arrangement of the device, the end surface milling and multi-position end surface drilling and tapping compound machine tool carries out processing at two ends simultaneously, so that the production efficiency of the end surface milling and multi-position end surface drilling and tapping compound machine tool is higher than that of a horizontal processing center or a boring mill. The end surface milling and multi-position end surface drilling and tapping compound machine tool is high in rigidity, has an independent end surface milling system and is suitable for processing with a relatively large dimension and a relatively large chipping allowance.

The invention provides a tool magazine. The tool magazine comprises a support (1), a manipulator control device (2), a base body (7), a rotating plate (3) and a tool magazine driving device (4), wherein the tool magazine driving device (4) controls the tool location of the rotating plate (3) to be changed. The rotating plate (3) is installed on the base body (7) to form an angle of 90 degrees with a machine tool spindle (8). The manipulator control device (2) is fixedly installed on the base body (7). A manipulator (5) is connected to the output end of the manipulator control device (2) and in a T shape. Tool holders (51) used for clamping a tool are arranged at the two ends of the manipulator (5). The support (1) is installed on the side face of the base body (7) to be used for being connected with a machine tool vertical post. The tool magazine has the beneficial effects that the manipulator is used for changing the tool, so that the tool magazine has the advantages of being high in tool changing speed, stable, reliable and the like, and the disorder phenomenon of the tool is not prone to happening.

A rapid tool changing device comprises a fixed tool apron assembly, a movable tool apron assembly and a blade. The fixed tool apron assembly comprises a fixed tool apron and clamping blocks. The clamping blocks are adjustably fixed to the fixed tool apron. The movable tool apron assembly comprises a movable tool rest and a clamping slot. The clamping slot is fixedly arranged on the movable tool rest. The fixed tool apron assembly and the movable tool apron assembly are fixedly connected in the manner that the clamping blocks and the clamping slot are connected in a clamped manner. The blade is fixed to the movable tool rest. Each clamping block comprises a clamping body and a clamping head. The clamping bodies are fixedly and adjustably fixed into the fixed tool apron. Each clamping head is fixedly arranged at the end, extending out of the fixed tool apron, of the corresponding clamping body. The fixed tool apron is provided with a first installation hole and a second installation hole. The clamping bodies are installed in the first installation hole. A rotatable clamping rod is installed in the second installation hole. According to the rapid tool changing device, tool changing is rapid and convenient, extra fine adjustment is not needed, the tool changing speed is increased, and the production efficiency is improved.