15results about How to "Quick tool change" patented technology

The invention discloses a high-low rail turning and milling composite numerical control machine, and belongs to the field of turning and milling composite numerical control machines. A high-low rail turning and milling composite numerical control machine comprises a high-low machine tool. The headstock is arranged on the high-low machine tool; the tailstock box is slidably mounted on the high-low machine tool; the center frame is slidably installed on the high-low machine tool. The inclined sliding seat is slidably mounted on the high-low machine tool; the mounting seat is obliquely and slidably mounted on the inclined sliding seat; the fixed plate is fixedly connected to the mounting seat; the lifting frame is fixedly connected to the fixing plate. The high-low rail turning and milling composite numerical control machine has the beneficial effects that the guide rail is horizontally arranged, so that high precision and high precision can be maintained when the machine is impacted and vibrated; various accessory heads are arranged according to machining requirements, multi-procedure machining such as milling, boring, drilling, reaming and tapping can be carried out on five faces of a workpiece through one-time clamping, one machine has multiple purposes, rapid tool changing is achieved, and therefore the machining quality and the production efficiency of the workpiece are improved.

The utility model relates to the technical field of heading machine cutter installation, and discloses a fast cutter replacement structure based on a tunnel boring machine, which comprises a cutter head main body, a plurality of installation grooves are arranged on one side of the cutter head main body, a plurality of installation plates are fixedly connected in the installation grooves, one side of each installation plate is provided with a connection groove, and the connection grooves are connected with the installation plates. A cutter is slidably connected into the connecting groove, the cutter is placed into the mounting groove, then a fixing bolt is rotated, the fixing bolt drives a cam to rotate, the cam drives a transmission plate to move, and the transmission plate drives a second transmission inclined block to be inserted into a fixing groove in the surface of the cutter through a first transmission inclined block to fix the cutter. And meanwhile, the transmission plate drives the fixing block to be inserted into the fixing groove in the end of the tool to fix the tool, so that portable installation of the tool is achieved, meanwhile, when disassembly needs to be conducted, the tool can be disassembled and assembled in a portable mode only by rotating the fixing bolt reversely, and the tool replacement efficiency is greatly improved.

The utility model belongs to the technical field of machine tool accessories, and particularly relates to a rotary tool changing device which comprises a movable fixing assembly, the top of the movable fixing assembly is connected with a height adjusting assembly, and the top of the height adjusting assembly is provided with a rotary control assembly. The rotating control assembly comprises a control frame, a control groove is formed in the control frame, a rolling rod is rotationally connected to the interior of the control groove, a connecting base is slidably connected to the top of the rolling rod, a mounting ring is fixedly connected to the top of the connecting base, and a tool magazine is rotationally connected to the interior of the mounting ring. According to the tool changer, a proper tool can be conveniently and rapidly found so as to assist in tool replacement, meanwhile, when the tool changer needs to be used, the tool changer can be lifted so as to be conveniently and rapidly taken by personnel, and when tools of a plurality of machine tools need to be replaced, the tool changer can be dragged to be matched with the personnel for use.

The present invention discloses a multi-process integrated cutting device for metal parts, comprising a base, a turntable mounting seat fixedly connected to the base, a turntable mounting seat provided with a turntable bearing, a cutter head turntable installed on the inner ring of the turntable bearing, the cutter head turntable provided with six mounting holes, a mounting sleeve fixedly passed through the mounting holes, two rotating shaft bearings provided in the mounting sleeve, the two rotating shaft bearings jointly support a rotating shaft, the front end of the rotating shaft passes through the front end of the cutter head turntable, a cutting cutter head is installed on the front end of the rotating shaft, an output gear is provided on the fixed sleeve at the rear end of the rotating shaft, a supporting seat is fixedly connected to the base, a rear bearing is provided on the supporting seat, and a front bearing is installed on the rear end face of the cutter head turntable. The present invention discloses a cutting method for a multi-process integrated cutting device for metal parts. The present invention can realize fast tool change, reduce the time consumed in tool change, thereby improving efficiency, and in addition, it can perform tool movement with a larger trajectory radius, thereby expanding the processing range.

The invention discloses a high-precision ball-end milling cutter. The high-precision ball-end milling cutter comprises a cutting blade, a cutter bar and a locking bolt, the cutting blade comprises an upper surface, a lower surface, a front peripheral surface, a rear peripheral surface, a bolt through hole, a first main cutting edge and a second main cutting edge, the upper surface comprises a first upper plane, a first upper inclined plane and a second upper plane which are connected in sequence, and the lower surface comprises a first lower plane, a second lower plane, a first lower inclined plane and a second lower inclined plane. A bolt counter bore penetrates through a cutter groove of the cutter bar, and boss structures are arranged on the two matching faces of the cutter groove respectively. The locking bolt is used for fixing the cutting blade and the cutter bar in a threaded mode. The cutting blade can improve the assembly precision and stability of the cutting blade and the cutter bar through the limiting among the second upper plane, the second lower plane, the first upper inclined plane, the first lower inclined plane and the cutter groove, and ensures that the cutting blade is mounted on the cutter bar in a correct assembly direction through the interference of the first lower plane and the second lower inclined plane.

The invention discloses a quick-change cutter and a quick-change method for special equipment for spiral groove machining. The quick-change cutter comprises a quick-change cutter handle, a lightweight cutter head, a wedge-shaped block, a double-end screw, a cutter clamp pressing block and a cutter body. The quick-change cutter handle and the lightweight cutter head adopt a split structure; one side of the quick-change cutter handle is connected with a spiral groove special equipment main shaft through a positioning pin, a screw hole and a key groove; the other side of the quick-change cutter handle is matched with the cutter head limiting table through the cutter handle limiting table, is positioned with the light-weight cutter head through a limiting surface, is locked through a wedge-shaped block and a double-head screw and counteracts a circumferential gap and an axial gap; and the cutter is arranged in the U-shaped groove of the light-weight cutter head through the cutter clamp pressing block. By arranging the quick-change cutter handle, the cutter of the special equipment for the spiral groove can be quickly disassembled and replaced, and the working efficiency is effectively improved.

The utility model provides a kind of quick tool changing structure of galvanized sheet bar shearing machine, comprising: main body frame, the inside of the main body frame is provided with several mutually inserted tool bit structure, the tool bit structure includes the tool holder slidingly connected in the inside of main body frame, the bottom of the tool holder is fixedly connected with shear tool bit.The utility model is provided with multiple tool bit structure in the inside of main body frame, when tool bit wears and needs to be replaced, can control electric telescopic rod to make it stretch, to remove the fixation of the lowermost tool bit structure, the lowermost tool bit structure is affected by gravity and slides down, each tool bit structure in the upper loses support and slides down synchronously, then start servo motor, make baffle rotate 180 degrees, baffle is far from the bottom end of guide rod, worn tool bit structure loses support, falls from the bottom of main body frame, so as to reach the effect of quick tool changing, keep tool bit precision, improve shearing efficiency and quality, facilitate user to use.

The present application relates to a five-axis three-dimensional printing device, which comprises a bed assembly, a protection mechanism, a printing library and a moving mechanism, the bed assembly comprises a base, a rotary table and a plurality of heat insulation plates, the rotary table and the heat insulation plates are both arranged on the base; the plurality of heat insulation plates enclose a processing cavity, a rotating arm of the rotary table is arranged in the processing cavity; the protection mechanism is arranged above the processing cavity, the protection mechanism is provided with a retractable door for closing or opening the processing cavity; the printing library is arranged outside the processing cavity; the printing library is provided with a printing head; the moving mechanism is arranged outside the processing cavity, and the moving mechanism comprises a zero-point clamp for clamping the printing head; the zero-point clamp is movably arranged above the retractable door; wherein, when in a processing state, the retractable door opens the processing cavity to allow the zero-point clamp to drive the printing head into the processing cavity; when in a reloading state, the retractable door closes the processing cavity, and the printing head and the zero-point clamp are outside the processing cavity. The present application realizes high-precision printing of a small five-axis device.

The utility model discloses a tool magazine structure of a five-axis machining center, which comprises a fixed seat mounted at an opening of the five-axis machining center, a guide rail moving relative to the fixed seat and a driving mechanism arranged on the fixed seat and used for driving the guide rail to move in and out, a cover plate used for covering an opening of the five-axis machining center is arranged at the end of the guide rail. During tool changing, when the driving mechanism drives the guide rail to enable the tool magazine to stretch out, rapid tool changing is achieved, after tool changing is completed, the driving mechanism retracts back to the guide rail, the cover plate closes the opening of the five-axis machining center, and the influence of scrap iron generated in the machining process of the five-axis machining center on the tool is prevented.

The invention relates to the technical field of numerical control machining equipment, in particular to novel numerical control drilling equipment for spraying pipe machining, which comprises a numerical control drilling equipment body, the numerical control drilling equipment body comprises a fixed support, a fixed machine tool is arranged on the fixed support in a matched manner, and bearing plates are arranged on two sides of the fixed machine tool; the fixed machine tool is arranged between the bearing plates and is of a hollow structure, a feeding structure unit and a discharging structure unit are arranged at the two ends of the fixed machine tool correspondingly, a clamping and transporting unit is arranged between the feeding structure unit and the discharging structure unit, and a drilling structure unit is arranged on one side of the clamping and transporting unit; the feeding structure unit, the discharging structure unit, the clamping and transporting unit and the drilling structure unit are integrated with the numerical control system, optical gratings are arranged on the outer sides of the feeding structure unit and the discharging structure unit, and the numerical control drilling equipment improves the machining efficiency and precision of the spraying pipe through the characteristics of an automatic transporting mechanism, various drilling systems and the like.

The utility model discloses a quick tool changer convenient to motor part processing, including main tool body, the both ends of rotator set up blade groove, and the turning blade is fixed in the blade groove through locking screw, the cylinder of rotator bottom and the hole clearance cooperation in tool cushion and main tool body, and main tool body sets up cylinder jacks, and the cylinder of rotator bottom and cylinder jacks abut, and are locked through the bolt of main tool body outside, the below of rotator is equipped with the key, and is in touch positioning with the keyway of tool cushion plane, and the inside of main tool body includes the upper spout pipe of main tool body upper portion and the lower spout of front end, the utility model has the advantages that: reduce production cost and improve processing efficiency, the internal cooling device in main tool body sprays coolant to cutting edge through upper spout pipe and lower spout, solves the processing overheating problem, improves cutting performance, can use high pressure cooling water to wash away the chip, solves long chip problem, and the rotator with positioning key can realize quick tool changing function.

A multi-edged shallow-groove cutting tool includes a cutting tool and further includes: a tool holder with a "W"-shaped semi-open insert holder at one end; a fixing assembly including a fastening screw and an "L"-shaped pressure plate; a cutting insert mounted on the insert holder via the fixing assembly, the cutting insert comprising multiple cutting edges; multiple positioning bosses evenly distributed on the first surface of the insert holder, and at least two through screw holes on the insert holder; a positioning groove matching the positioning bosses at the bottom of the cutting insert, and a through hole corresponding to the screw holes on the cutting insert; this utility model has a novel structure, and through the double fixing of screws and "L"-shaped pressure plates, the double fixing mechanism (screw pre-tightening + pressure plate pressure) combined with a multi-level support structure, it can withstand axial cutting forces of over 500N, with insert offset ≤0.02mm.

The present invention discloses a machine tool tool changing device, a machine tool and a machine tool tool changing method, wherein the machine tool tool changing device comprises: a manipulator, a manipulator mounting arm, a manipulator mounting seat, a manipulator rotation driving mechanism, a manipulator swing driving mechanism and a manipulator horizontal movement driving mechanism; the manipulator is mounted on the manipulator mounting arm, and the manipulator mounting arm is equipped with a manipulator rotation driving mechanism for driving the manipulator to rotate around a horizontal axis, the manipulator mounting arm is mounted on the manipulator mounting seat, and the manipulator mounting seat is equipped with a manipulator swing driving mechanism for driving the manipulator mounting arm to swing around a horizontal axis, and the manipulator mounting seat is also equipped with a manipulator horizontal movement driving mechanism for driving the manipulator mounting seat to move horizontally so that the manipulator is close to or away from the machine tool processing spindle. The machine tool tool changing device disclosed by the present invention has the advantages of simple structure, short tool changing time, and the ability to improve machine tool processing efficiency.

The present invention discloses a new type of high-speed spindle tool-pulling mechanism with self-locking and force-enhancing pull claws, including a spindle rotating shaft core, a BBT tool handle, a tool handle pull nail, a water spray push rod, a self-locking force-enhancing pull claw, a pull claw outer diameter sleeve, a one-way valve, a push spring, a disc spring front gasket, a tool-pulling rod, a disc spring assembly, a disc spring middle spacer, a spindle rear cover, and a tool-releasing pressure sleeve. Compared with the prior art, the present invention has the following advantages: this type of spindle tool-pulling mechanism adopts a BBT tool system and a self-locking force-enhancing pull claw, and can apply a new process of high-pressure water spray high-speed cutting processing of the spindle center. Combining the advantages of the three, it is applied to high-speed spindles of high-end CNC machine tools, effectively ensuring the high-speed operation of the spindle, improving processing efficiency, surface processing accuracy, and stable operation, creating excellent value.

The utility model discloses a tool changer tool changing mechanism which comprises a support and a tool changing mechanism body. The tool changing mechanism comprises a mounting seat, a rotating frame, a clamping piece and an air cylinder, the mounting seat is arranged at the bottom of the support, one end of the rotating frame is rotatably arranged at the bottom of the mounting seat, the clamping piece is connected with the other end of the rotating frame, a clamping part used for clamping a tool is arranged at the end of the clamping piece, and the clamping part has an extending state and a retracting state. The air cylinder is rotatably arranged on the side portion of the mounting base, a piston rod of the air cylinder is connected with the middle of the rotating frame, and the air cylinder drives the rotating frame to rotate along the mounting base so that the clamping part can be switched between the extending state and the retracting state; at least two sets of tool changing mechanisms are arranged, each set of tool changing mechanism is arranged at the bottom of the support, and the clamping parts of each set of tool changing mechanism are located at the same position in the extending state. The tool changing device is simple in structure, capable of rapidly changing tools and high in tool changing efficiency.