48results about How to "Realize automatic tool change" patented technology

The invention relates to a novel numerical control bamboo splitting machine, which includes a lathe bed guide rail, a rotation mechanism, a driving chain, a bamboo tube loading mechanism, a bamboo tube diameter measurement device, a stepping motor, a cutter combination assembly, a bamboo centring combination assembly, a transmission system, a swinging mechanism, a push plate combination assembly, and a sash weight, and is characterized in that a push plate combination component is arranged on tool body guide rails; a driving chain for driving the push plate combination component to move back and forth is arranged between the two guide rails; a rotational cutter disc combination component is arranged at the front ends of the tool body guide rails; a bamboo tube loading mechanism is arranged on right sides of the tool body guide rails; two movable bamboo tube centering combination components are arranged on the upper left sides of the tool body guide rails; and when the push plate combination component does backlash motion, the bamboo tube loading mechanism conveys a bamboo tube into a measuring device to measure the diameter of a small head of the bamboo tube, the bamboo tube enters two V-shaped bearings, and combination cutters which are matched are rotated to the center of the bamboo tube and aligned; and a transmission system is reversed, and the push plate combination component pushes the bamboo tube to the combination cutters, so that the bamboo tube is split into bamboo chips. Compared with the conventional bamboo splitting machine, the numerical control bamboo splitting machine has the advantages that automatic loading, automatic tool changing and automatic centering of the bamboo tube are realized, one operator is reduced, the labor strength is lowered, the width error of the split bamboo clips is reduced, and the utilization rate of bamboo woods is improved.

The invention discloses a multi-spindle automatic tool changing device, and relates to the technical field of numerical-control machine tools. The multi-spindle automatic tool changing device comprises a base, an Y-axis worktable, an X-axis movement module, Z-axis spindle machining assemblies, a tool magazine and Z-axis positioning jigs. The Y-axis worktable is positioned on the base, the Z-axis positioning jigs include a Z1-axis positioning jig, a Z2-axis positioning jig and a Z3-axis positioning jig, and the Z1-axis positioning jig, the Z2-axis positioning jig and the Z3-axis positioning jig are arranged on the Y-axis worktable side by side along an X-axis direction; the X-axis movement module is arranged at the rear end of the base, the Z-axis spindle machining assemblies include a Z1 spindle machining assembly, a Z2 spindle machining assembly and a Z3 spindle machining assembly; the tool magazine is arranged below the X-axis movement module. The multi-spindle automatic tool changing device has the advantages that tools can be automatically changed, automatic control can be facilitated, the multi-spindle automatic tool changing device can bring convenience for workers during maintenance and repair, the labor intensity of the workers can be relieved to a great extent, and the production efficiency can be effectively improved.

The invention provides a device for machining multiple surfaces of a part. The device comprises a combination type cutter and a part fixing clamp, wherein the combination type cutter is mounted on a machine tool, and the part fixing clamp is mounted on the table surface of the machine tool. When the combination type cutter is fed, a milling cutter disc (124) and a cutter handle shaft (110) are inserted into a hollowed opening (48) of the clamp. The device provided by the invention has the advantages that the simultaneous machining of a plurality of parallel machining surfaces is realized, the machining precision is high, and the device is suitable for parts with complicated shapes.

The invention relates to an electric spindle capable of realizing automatic tool changing and provided with a build-in shank. A spindle body is provided with a cooling mechanism and comprises a spindle box, a back seat and a dust cover; spindle assemblies are press-fitted in the spindle box; the back seat and the dust cover are arranged at two ends of the spindle box; the spindle assemblies are fixedly mounted in the spindle box through cooling copper sleeves; a detection device and a control device are arranged on the back seat; one end of each spindle assembly is in transmission connection with a driving device; and the other end of each spindle assembly is detachably connected with an external device. The electric spindle has the beneficial effects as follows: a stator coil outer sleeve is changed from a steel piece into a brass casting, a circulating water-cooling channel is added in the casting outer sleeve, the temperature is prevented from increasing too fast, the operation precision of the spindle is kept, a clamping jaw and the shank are organically combined, meanwhile, a built-in encoder connected with a control center is configured, functions of automatic tool changing, instant accurate stop and the like are realized, a rotor magnetic piece is in short-circuited connection through an end copper ring, the consumption is reduced, a steel angular contact ball bearing is replaced with a ceramic ball bearing, the friction and the heat are reduced, and the life is prolonged.

The invention relates to a multi-shaft high-speed numerically controlled lathe. The multi-shaft high-speed numerically controlled lathe comprises a slant bed lathe body which is provided with a main machine and a slant bed body assembly. A four-station electric tool carrier and a lathe spindle are mounted on the slant bed body assembly, wherein an additional machining shaft system assembly which is arranged perpendicular to the lathe spindle is further mounted on a spindle box; a second fixed seat is arranged on the lateral side of the slant bed body assembly on the main machine; and an auxiliary centering assembly opposite to the lathe spindle is mounted above the second fixed seat. According to the multi-shaft high-speed numerically controlled lathe provided by the invention, a machining shaft is additionally arranged; on the basis of the original machining shaft which machines an excircle, the additionally arranged machining shaft can perform operations such as chamfering and groove milling simultaneously, so that the production efficiency and the machining precision are greatly improved; the auxiliary centering assembly is a three-finger pneumatic finger, and a guide rail and sliding tables are arranged at the bottom of the three-finger pneumatic finger, so that a cantilever of the centering assembly can be prevented from being overlong, and the stability of the centering assembly is greatly improved.

The invention relates to a dual-specification tool holder automatic tool changing device for a five-axis gantry machining center with a multifunctional cutter head, and belongs to the technical field of numerically controlled machining centers. The dual-specification tool holder automatic tool changing device is mounted on the rear side of the five-axis gantry machining center and comprises a tool magazine and a tool changing mechanism, wherein the tool magazine is a chain type tool magazine; tool sleeves with two different specifications are arranged in the tool apron hole of the chain type tool magazine; the tool changing mechanism comprises a tool changing arm and a tool changing arm moving device; the tool changing arm moving device is mounted on the inner side of the tool magazine; the tool changing arm is rotatably mounted on the tool changing arm moving device and performs turnover movement through a turnover oil cylinder; a rotary motor is arranged on the tool changing arm; and a pair of tool jaws I and a pair of tool jaws II are arranged on the tool changing arm. According to the dual-specification tool holder automatic tool changing device for the five-axis gantry machining center with the multifunctional cutter head, through the coordination of the four tool jaws and the tool magazine, the automatic tool changing of the multifunctional cutter head with different types of tool holders is realized, cutter heads with different types of tool holders can be configured, and the functional limitation on the cutter head is reduced.

The invention discloses a double transducer type ultrasonic clear-cut finishing device capable of tool changing in computerized numerical control. An elastic telescopic mechanism which is composed ofan outer sleeve (4) and an inner sleeve (5) is arranged at the lower part of a knife handle; the inner sleeve (5) is internally provided with an ultrasonic transducer (3), an energy-transmitting receiver (11) and a second energy-transmitting receiver (9) are arranged on the outer sleeve (4), and a second ultrasonic transducer (6) is arranged in the second energy transmission receiver (9); the upper end of the second ultrasonic transducer (6) is bulged and is in contact with the lower end of the ultrasonic transducer(3) to accept the high-frequency mechanical impact emitted by the ultrasonic transducer (3), and the lower end of the second ultrasonic transducer (6) is fixedly connected with the upper end of an amplitude-variable rod (7), and the lower end of the amplitude-variable rod (7) isfixedly connected with a tool head (8). The double transducer type ultrasonic clear-cut finishing device capable of tool changing in the computerized numerical control has the advantages of being convenient to install and capable of realizing automatic tool changing, the clear-cut finishing effect is good, the precision is high, and the tool can obtain larger impact force and ultrasonic energy.

The invention discloses a back spot facing machining cutter and an application method thereof. The cutter comprises a cutter bar, a cutter head and a bolt, wherein a cutter head mounting hole is formed on the front part of the cutter bar, and the cutter head is fixed in the cutter head mounting hole; a threaded through hole is formed at the front end of the cutter bar, and the bolt is arranged in the through hole; and the bolt is fixedly connected with the cutter head. The back spot facing machining cutter has the advantages that: the problems of manual cutter assembly and disassembly, shut down and low machining efficiency during the traditional machining process of back spot facing can be solved by designing the special back spot facing machining cutter which has a smart manufacturing structure and is simple and practical, and automatic machining process of the back spot facing is realized; a special cutter is provided for the equipment with high machining automation degree, such as horizontal machining equipment, vertical machining equipment and the like, a mechanical arm can automatically change a cutter, and the machining efficiency can be greatly improved.

The invention discloses a device for automatically replacing a grinding head. The device comprises a rack as well as a three-dimensional manipulator mechanism, an electric drill key driving device and a grinding head storeroom mechanism which are arranged on the rack, wherein the three-dimensional manipulator mechanism is fixed at the upper left corner of the rack through an X-axis linear sliding table, and used for clamping grinding heads in the grinding head storeroom mechanism; the electric drill key driving device is fixed at the middle of the rack through a driving device mounting frame, and used for tightening or loosening an electric drill bit; and the grinding head storeroom mechanism is fixed at the middle of the rack through a magnet provided with a switch, positioned on the left side of the electric drill key driving device, and used for providing the grinding heads. The device is ingenious in structural design and reasonable in layout; the electric drill grinding head replacement quality and speed can be effectively improved; the application range is broad; and the widespread popularization and application are facilitated.

The invention discloses a full-automatic tool changing frame which comprises a tool frame base, a tool frame support, a tool frame rod, a tool locking ball and a tool locking mechanism. On the basis of an existing machining tool, automatic tool changing is achieved, the structure is simple and compact, tool changing is rapid, rigidity is good, and machining preset precision is high. When a tool is detached, installed and clamped, rapid changing for the tool can be achieved only by rotating a locking cam, the tool is well locked, and only a few of seconds are needed for each time of tool changing. Due to the fact that the tool frame base is not moved, only a tool changing mechanical hand is needed for replacing the tool when machining working procedures are changed, a tool handle is locked by the locking ball, the locking effect is good, the self-centering adjusting and positioning effect can be achieved, the tool positioning precision is high, a tool disk, the tool changing mechanical hand and the locking cam are all automatically controlled by a controller, the tool changing frame for full-automatic tool changing is achieved and can be easily applied to an existing lathe so as to improve the lathe conveniently, and the efficiency is improved.

The invention discloses a numerical-control angle forming and processing machine, which structurally comprises a forming device and a shearing device that are arranged on a frame; the forming device consists of a multi-position forming roller and a multi-position square die which are matched together, wherein the multi-position forming roller is arranged on a roller seat and rotates through a roller shaft, and the multi-position square die is arranged on a die holder; a forming cylinder is arranged corresponding to the upper side of the multi-position square die; a roller transposition devicewhich can be used for enabling the roller to change in different angles and positions is connected to the multi-position forming roller, and a modular angle transformation device which can be used for enabling the square die to automatically transform modular angles is connected to the multi-position square die; and the purposes that automatic conversion of roller dies of multiple circular-arc radiuses and technological requirements of the forming square dies of multiple circular-arc radiuses are reached by a numerical control system according to the general requirements of workpieces and a gap is automatically adjusted to a reasonable gap at the same time are achieved under the condition of not changing the forming rollers and the square die. Likewise, the functions of automatic tool changing and locking, and the like of a shearing station are realized by the numerical control system according to the conventional requirements of the workpieces.

The invention relates to the technical field of heading machines, and discloses a full-face heading machine ultrahigh-pressure large-diameter robot tool changing sealing seat assembly which comprises a cutter head and a supporting cabin body, the supporting cabin body is composed of a connecting cabin, a transition cabin and a main cabin body which are sequentially arranged, first gates are movably inserted into the upper end and the lower end of the connecting cabin, and an access cabin opening is formed in the upper end of the main cabin body; a cabin door supporting frame is arranged in the circumferential direction of the edge of the access cabin opening, a second gate is movably inserted into the cabin door supporting frame, a base, a guide rail base, a transverse moving air cylinder and a tool changing mechanical arm are installed in the main cabin body, and the tool changing mechanical arm is used for penetrating through the supporting cabin body and stretching into the cutter head to conduct tool changing operation. By controlling the opening and closing states of the first gate and the second gate and cooperating with transverse movement of the base and deformation adjustment of the tool changing mechanical arm in the tool disc, the automatic tool changing process of the abraded tool can be achieved, and the comprehensive coverage and adjustment flexibility of the automatic tool changing process are improved.