33results about "Measurement/indication equipments" patented technology

A method for inspecting a honeycomb structured body of the present invention is a method for inspecting a honeycomb structured body comprising a pillar-shaped honeycomb fired body having a multitude of cells placed in parallel with one another in the longitudinal direction with a cell wall therebetween, the method comprising: measuring the shape of the honeycomb structured body in the longitudinal direction through preparing a contact measurement apparatus including a reference surface, a rail disposed perpendicularly to the reference surface, and a measurement probe including a contacting probe configured to move along the rail; contacting one end face of the honeycomb structured body with the reference surface; and moving the measurement probe in a direction nearing the reference surface to contact the contacting probe with the other end face of the honeycomb structured body.

The invention belongs to the technical field of gauges, and particularly relates to a cylindrical part bending angle measuring and horizontal and vertical surface drilling jig, which comprises a fixed base, a movable base, a center shaft, slide blocks, studs, press plates, butterfly nuts, linear slide rails, vertical drilling brackets, horizontal drilling brackets, vertical drilling die plates, drilling die press plates, horizontal drilling die plates, vertical quick-change drill sleeves and horizontal quick-change drill sleeves, wherein the fixed base and the movable base are respectively provided with the linear slide rails, two rows of grooves and two rows of convex rails in the length direction, the connecting end of the movable base and the fixed base is provided with an angle dial, the bending angle can be conveniently measured through the angle dial on the bases, the axial position of a cylindrical workpiece can be precisely positioned through the horizontal drilling brackets and the vertical drilling brackets, and the vertical surface and horizontal surface of the bent workpiece can be precisely drilled by the vertical drilling die plates and the horizontal drilling die plates. The jig has the advantages that the operation is easy and convenient, the use range is wide, the cost is low, and the processing precision is high.

A versatile palletized system provides for work to be held in place even while a top plate (7) as one type of workholder web is transferred. Movement can be provided by a coordinated topographically fixed movement web (39) which may have hydraulic pistons or other movement mechanisms (11) which cause actuation of a great variety of workholder devices (8) which may be attached to the workholder web (7). Accurate, repeatable positioning between the two webs can be accomplished for quick changeout and even configuration as a rotatable pallet system where one pallet can be set up while the other is being used.

Disclosed is a machine tool cutting force simulation loading device so as to mainly solve the problems that prior machine tool cutting force simulation loading devices are complicated in structure, small in load and not suitable for experimenting on large high-speed numerically-controlled machine tools. The device is characterized in that the outside of a loading mandrel (4) is connected with a radial bearing sleeve (15) through rolling bearings B (18), a rotary element (16) is arranged on the outside of the radial bearing sleeve (15), a radial hydraulic cylinder (11) is arranged in a groove of the rotary element (16), a piston rod of the radial hydraulic cylinder (11) abuts against the outer surface of the radial bearing sleeve (15), and the rotary element (16) is connected with a servo motor (6) through a belt (8). An axial bearing sleeve (12) is arranged at the right end of the loading mandrel (4), and an axial hydraulic cylinder (13) is arranged in the axial bearing sleeve (12). The device has the advantages of being simple in structure, large in load range and applicable to machine tools of various types.

The invention discloses a lathe used for processing hard contact lenses, and the lathe belongs to the range of optical workpiece processing equipment. The lathe comprises a sharp knife tool device fixed to the mounting surface of a granite platform, a general knife tool device and a workpiece shaft device with a transverse sliding block device, wherein a touch control screen and a front control table are supported in front of the granite platform; an electric control machine cabinet is placed on the rear wall of a machine body; an air processing device comprising a cooling and drying machine and a pressure regulation device is mounted on one side surface of the machine body; and the granite platform is fixed to a machine frame comprising an inner filling shock absorption mixture and a steel structure, so that the machine body with high rigidity, shock absorption property, frequency modulation damping property and vibration isolation property is formed. According to the lathe, high-precision and high-efficiency processing of the hard contact lenses with processing demands of different surface designs, in particular a free-form surface design is achieved and a guarantee is provided for high-precision and high-efficiency turning a free-form surface.

The invention discloses a determining method and determining system for instantaneous temperature of a front cutter face of an integral type flat-end milling cutter. The determining method comprises the following steps of establishing a model of an instantaneous contact angle between the milling cutter and a workpiece; establishing an undeformed chip thickness model under the conditions that the milling cutter and the workpiece do not deform or vibrate and a cutting edge cuts in from a position at a distance from a processed surface during milling of each time; calculating the undeformed chipthickness according to the undeformed chip thickness model; establishing a temperature field model of generating a temperature rise influence on the front cutter face of the milling cutter by a firstdeformed zone heat source; establishing a temperature field model of generating a temperature rise influence on the front cutter face of the milling cutter by a second deformed zone heat source; and calculating the instantaneous temperature of the front cutter face of the milling cutter according to a first temperature field model, a second temperature field model and a temperature field model ofthe front cutter face of the milling cutter. By establishing the temperature field models of the first deformed zone heat source and the second deformed zone heat source, the accuracy of monitoring the temperature of the milling cutter during milling is enhanced.

The invention discloses a PCB (Printed Circuit Board) connection sheet dividing machine provided with a jig returning lifting platform. The PCB connection sheet dividing machine comprises a material feeding workstation, a transit workstation, a board dividing workstation and a material discharging workstation. The material feeding workstation is used for supplying materials; the transit workstation conveys the materials to the board dividing workstation; the board dividing workstation divides a PCB connection sheet by utilizing a milling cutter. The transit workstation is provided with a movable cover plate; the cover plate covers the PCB connection sheet, so that the PCB connection sheet is prevented from warping during a dividing process. The material discharging workstation comprises an output rail which is arranged on a transverse telescopic cylinder group and jigs arranged on the output rail; a returning rail is arranged below the output rail; a lifting rack provided with a clamping jaw cylinder is arranged on one side of the returning rail; and the conveying direction of the returning rail and the conveying direction of the output rail are opposite. Unloaded jigs are lifted by the lifting rack after passing by the returning rail, and the transverse telescopic cylinder group moves the output rail to make room for lifting of the jigs. Therefore, the unloaded jigs can be supplied to the output rail from the returning rail continuously, so that divided PCBs can be placed on the unloaded jigs.

The invention discloses a digital controlled drilling machine capable of automatically adjusting the depth of a hole. The digital controlled drilling machine capable of automatically adjusting the depth of the hole comprises a drilling machine body, an axial driving mechanism, a workpiece clamping and fixing mechanism, a rotation driving mechanism, a control system, a lifting support frame, a horizontal bracket, and a lifting and driving mechanism. The workpiece clamping and fixing mechanism is installed right above the lifting support frame through the horizontal bracket. The control system comprises a second electrical parameter detection unit, a lifting height detection unit, a first parameter input unit, a second parameter input unit, a main controller, a first electromagnetic control switch, a lifting speed detection unit, a lifting direction detection unit, a data storage unit, and a display unit, wherein the main controller is used for controlling the lifting and driving mechanism according to information input by the first parameter input unit and then adjusting the depth of the hole to be drilled at present, and the first electromagnetic control switch is connected with a power supply return circuit of the axial driving mechanism in series. The digital controlled drilling machine capable of automatically adjusting the depth of the hole has the advantages of being reasonable in design, convenient to install and arrange, simple in use and operation, high in intellectualization degree, good in using effect, and capable of automatically adjusting and monitoring the depth of the hole to be drilled easily and conveniently.

The invention discloses a safe tool replacing method based on a tool life application mode, and belongs to the technical field of numerical control machining safety tool replacing. The safe tool replacing method comprises the steps that a safety plane is arranged, when a tool reaches the safety plane, a tool residual life value detection subroutine is called to detect a tool residual life value, and when it is detected that the tool residual life value is less than a set value, current state parameters of the stored tool are recorded through a PLC variable group; then a tool replacing subroutine is called to replace the tool with a new tool; and after the tool is replaced with the new tool, the current state parameters stored in the PLC variable group are read, and the new tool is adjustedto be in a machining state identical with the machining state of the old tool. The safe tool replacing method has the beneficial effects that automatic detection for tool replacing based on the toolresidual life is achieved, the consistency of working states of the tool before and after tool replacing is ensured, the part machining quality risk after tool replacing is lowered, tool replacing issafe and reliable, and tool feeding and retracting are safe and reliable.

A clamping unit (1) for clamping a workpiece, with an electric drive, and a gearbox unit having an arrangement of rolling elements (9). The gearbox unit is used to convert a rotary motion of an actuating element into a translational motion. By means of translational motions of the actuating element, clamping elements (5) can be moved into a clamping position in which a workpiece is clamped with clamping elements (5), and into a release position in which clamping elements (5) release the workpiece.

The invention discloses a feeding mechanism. The feeding mechanism comprises a feeding assembly and a rotary disc; the feeding assembly is used for conveying objects; the rotary disc can rotate aroundthe own axis; a plurality of grooves are arranged on the periphery of the rotary disc at intervals; an outlet of the feeding assembly is arranged corresponding to the periphery of the rotary disc; and when each groove rotates to the outlet of the corresponding feeding assembly, the groove accommodates objects conveyed by the feeding assembly and drives the objects to rotate along with the rotarydisc. In this way, the feeding efficiency can be improved.

A machining liquid is supplied to a predetermined level when a workpiece is on a table. A volume of the workpiece is obtained from a difference between the machining liquid amount at the predetermined level when a previous workpiece is not on the table, and the machining liquid amount when the workpiece is on the table. A weight of the workpiece is obtained from the obtained volume and a previously stored density of the workpiece. A weight of a mounting jig is obtained in the same procedure. A total volume of the jig and workpiece is obtained when the jig is on the table and the workpiece is fixed to the jig. The volume of the workpiece is obtained by a difference with respect to the volume of the jig. The weight of the workpiece fixed to the jig is obtained from the obtained volume and the previously stored density.

A machine tool with active damping is provided, having a ram with longitudinal walls wherein vibrations are produced during machining according to at least a main bending direction (D1, D2) of the ram, a head that is arranged at one free end of the ram, actuation means for actuating the head which are arranged on one of the longitudinal walls of the ram, and damping means configured to generate at least a force (F1, F2) in the main bending direction (D1, D2) of the ram, wherein the damping means are arranged in a partial cross section of the longitudinal wall of the ram wherein the actuation means are arranged, the partial cross section being located between the actuation means and the free end of the ram on which the head is arranged.

The invention discloses a hot rolled steel curled edge burr trimming and shoveling device which comprises a mechanical trolley. One end of each transverse pipe is fixedly sleeved with a gear ring, the side wall of each gear ring is attached to the inner side wall of a box body, the outer section of each transverse pipe is round, the inner section of each transverse pipe is square, the other end of each transverse pipe penetrates out of the corresponding box body and is fixedly sleeved with a limiting ring, and the side wall of each limiting ring is attached to the side wall of the corresponding box body; each box body is rotatably connected with the corresponding transverse pipe, the inner side wall of each box body is fixedly connected with a motor, the output end of an electric telescopic rod is not in contact with each transverse pipe, each transverse pipe is fixedly sleeved with a blade, the surface of each box body is fixedly sleeved with a cover body, the outer arc surfaces of the blades are attached to the inner walls of the cover bodies, the inner top surface of one box body is fixedly connected with a PLC, the model of the PLC is CPM1A-10CDR-A-V1, the model of the double-shaft motors is 180M1-8-1.7k/W, the cover bodies are made of polyvinyl chloride materials, the wall thickness of the transverse pipes is 1.5 cm-2.0 cm, the two blades can be accurately aligned with the side wall of a steel coil, meanwhile, the steel coil can be cleaned, manual cleaning is not needed, the working efficiency is improved, and the use requirement is met.

The invention provides a tool deformation monitoring system for a numerical control fixed beam type plano-boring and milling machine, and relates to the field of numerical control machine tools. The tool deformation monitoring system for the numerical control fixed beam type plano-boring and milling machine comprises a cross beam, the middle lower portion of the right side of a sliding block is fixedly connected with a limiting rod, the right end of a second transmission rod is fixedly connected to the left end of a measuring rod on the left side of a dial indicator, the left end of a first transmission rod is slidably connected into an opening in the middle of the lower end of the right side of a protective cover, a gear is in engaged connection with a rack, and the right side of the rack is fixedly connected to the left side of the protective cover. Deformation monitoring can be carried out on a tool body before and after mechanical parts are machined every time, the situation that the machined mechanical parts are defective due to the fact that deformation of the tool body cannot be found in time is avoided, the tool body can be well protected before and after the mechanical parts are machined every time, and the service life of the tool body is prolonged.

The invention discloses a mounting structure and method for reducing thermal deflection of a tool tower crane, and relates to the technical field of precision machine tools. According to the technical scheme, the mounting structure for reducing the thermal deflection of the tool turret crane comprises a lathe bed, a mounting frame is arranged on the lathe bed, a lead screw is rotationally connected to the mounting frame, a driving motor for driving the lead screw to rotate is fixed to the mounting frame, a lead screw nut pair is rotationally connected to the lead screw, and a tool tower is slidably connected to the mounting frame. The tool tower is fixedly connected with the lead screw nut pair, a main shaft is arranged on one side of the tool tower, the main shaft is fixed to the lathe bed, the lead screw is pre-stretched to the length after the lead screw is heated and expanded, and an adjusting mechanism is further arranged on the lathe bed, the mounting frame, the tool tower and the main shaft. The adjusting mechanism detects the temperature change of each component, calculates and generates a correction quantity and feeds the correction quantity back to the NC of the machine tool for adjustment. The structure is reasonable, the influence caused by thermal expansion of the machine tool is effectively reduced, and the machining precision of the machine tool is greatly improved.

The invention discloses a numerical control machine tool and a rotating shaft pitch error detection method thereof. The method comprises the following steps: acquiring screw compensation parameters of all corresponding compensation points when a rotating shaft rotates for one circle; performing accumulation processing on the screw compensation parameters of all the compensation points to obtain an accumulation result; and prompting an accumulation result in a preset mode. In this way, machining errors of a machine tool can be reduced.

The invention discloses a position adjusting device for optical tool setting gauge projection system. The device comprises a first adjusting device and a second adjusting device which allow a projection system to have a first movement direction and a second movement direction perpendicular to each other. The first adjusting device and the second adjusting device each include a slider for driving the projection system to move so as to realize position adjustment, a pair of slide rails connected with an optical tool setting gauge and provided with tracks for slider movement, and a lead screw for driving the slider to move under the action of external force. The inventive position adjusting device is reasonable in design and smart in structure, and can flexibly, accurately and conveniently adjust the position of the projection system.

A sensor installation structure in a circular seam back-chipping edge milling machine comprises an upper clamping head and a lower champing head which are connected through a first fastener and form a first installation space for assembling an installation rod on the edge milling machine. Lateral walls of the upper clamping head and the lower clamping head are both fixedly connected with hanging pins, and hanging rings are connected with the hanging pins through pin shafts. A pressing plate is connected with the hanging rings through a second fastener to form a second installation space for assembling a sensor. Rubber pads are arranged between the installation rod and the upper clamping head and between the installation rod and the lower clamping head. The sensor installation structure can conveniently adjust the working angle of the sensor and is simple in structure and stable in operation.

The invention provides a coaxility testing tool which is composed of a hexagonal flange nut, a measuring column and a testing sleeve. In use, a conical part on the measuring column matches a conical hole of a tested workpiece. The hexagonal flange nut matches a threaded column on the measuring column. The measuring column is fixed on the workpiece. The inner hole of the testing sleeve matches the measuring column so that the conical surface of the testing sleeve contacts with the opening of a phiE hole on the workpiece. Whether the whole conical surface uniformly contacts with the opening of the phiE hole is observed; if yes, qualification of the tested coaxiality is determined, and otherwise, unqualification of the tested coaxility is determined. The coaxility testing tool can test coaxility of a straight hole on the tested workpiece relative to axis of the conical hole in use. Furthermore the coaxility testing tool has advantages of simple structure, high testing precision, safe and stable performance, low manufacturing cost, etc.

The invention discloses a tool holder module. The tool holder module comprises a tool holder assembly and also comprises an adjusting assembly, wherein the adjusting assembly comprises an adjusting frame, a plurality of following connecting pieces and multiple groups of adjusting units, wherein a sensing column is arranged on the axis of the adjusting frame; a plurality of pressure sensors are arranged on the outer wall of the sensing column in the circumferential direction; the plurality of following connecting pieces are uniformly arranged in the circumferential direction of the axis; any one of the plurality of following connecting pieces only has the translational degrees of freedom being facing or away from motion of the axis; elastic units are arranged on the plurality of following connecting pieces in the direction being facing the axis; each of the elastic units comprises an elastic piece and a contact piece; the contact pieces are arranged on the following connecting pieces based on the elastic pieces; in a motion process of the following connecting pieces, the contact pieces keep contact with the sensing column; and any one of the multiple groups of adjusting units comprises a driving element. The tool holder assembly has the advantages of being high in automation degree, high in centering adjustment accuracy and the like.

The invention relates to the field of amorphous alloy materials, and aims to solve the problem that in the prior art, a cross section of an amorphous alloy strip is thicker on one side and thinner onthe other side, so that the performance of the prepared product is influenced. The invention provides an auxiliary device for shearing and forming an amorphous alloy iron core and an auxiliary formingmethod. The auxiliary device for shearing and forming the amorphous alloy iron core comprises a rotating mechanism, a transferring table, a thickness measuring structure and a position sensor, wherein the transferring table is driven by a first driver; the position sensor is electrically connected with the first driver; the thickness measuring structure vertically corresponds to a transferring surface of the transferring table, and comprises a first thickness measurer and a second thickness measurer; and the rotating mechanism is in drive joint with the transferring table and can drive the transferring table to rotate at 180 degrees in a horizontal direction. The auxiliary device for shearing and forming the amorphous alloy iron core and the auxiliary forming method provided by the invention have the beneficial effects that a thickness deviation of two sides of a width direction of the amorphous alloy iron core formed by overlapping multiple layers of amorphous alloy strips can be simply and efficiently controlled in a setting range, and the quality of the obtained iron core and other products is ensured.

The invention discloses an internal flexible precise high-speed hydraulic machine tool with an infrared sensing device, and belongs to the field of hydraulic machine tools. The internal flexible precise high-speed hydraulic machine tool comprises a feeding mounting seat, a feeding mechanism is arranged at one side of the feeding mounting seat, a conveying belt is arranged on the outer surface of the lower end of the feeding mechanism, and a machining platform is arranged at one side of the feeding mechanism; an equipment mounting base is arranged on the outer surface of one side of the machining platform, and one side of the equipment mounting base is provided with an equipment control terminal. Through an arranged hydraulic system cooling mechanism, hydraulic equipment can be subjected to water cooling, so that high temperature caused by equipment operation is reduced; through an arranged bearing mechanism of the feeding mounting seat, the bearing stability of the equipment during feeding can be improved, and compression deformation is reduced; and through an arranged machining platform waste chip collecting mechanism, waste chips of the machining platform can be effectively collected, splashing and contamination of the waste chips during machining are reduced, and better use experience is brought.

The invention discloses a 90-degree transmission shaft counter bore machining device. The device comprises an upper shell and a lower shell, wherein a connecting block is installed between the upper shell and the lower shell, a connecting handle is installed on the left sides of inner cavities of the upper shell and the lower shell, a cutter body is installed on the right sides of the inner cavities of the upper shell and the lower shell, first gears are installed on the outer side walls of the connecting handle and the cutter body, and the first gears are arranged in an inner cavity of a notch spaced between the upper shell and the lower shell, second gears are arranged on the sides, close to each other, of the two group of first gears in a meshed mode, and rotating shafts are installed in inner cavities of the second gears. The invention provides the 90-degree transmission shaft counter bore machining device high in machining efficiency.

The invention provides a servo motor driven type in-die variable-speed tapping machine with a screw tap detection device. The servo motor driven type in-die variable-speed tapping machine consists of a servo motor, a servo motor controller, an in-die tapping machine, a guide sleeve, a limiting post, a fixed plate, a connecting plate, a guide post, a moving plate, a screw tap detection head and a nitrogen spring, wherein the servo motor is functionally connected with a screw tap spindle assembly through a gear group, the servo motor controller is connected with the servo motor through a conducting wire, the moving plate is arranged on the guide post in a sleeving manner, the bottom surface is supported by the nitrogen spring, and the screw tap detection head is arranged in the position coaxial with the screw tap spindle assembly on the moving plate. As the screw tap spindle assembly is driven by using the servo motor, three speeds are separately set in the tapping process, and the screw tap detection head is arranged in the position coaxial with the screw tap spindle assembly on the moving plate, a rotating speed suitable for material hardness can be selected during tapping so as to prevent a screw tap and taped products from being damaged, and at the same time, whether the screw tap exists or not can also be effectively detected so as to ensure the production efficiency and processing quality of subsequent product continuous processing.