220results about How to "Precise position adjustment" patented technology

The invention provides a multifunctional vacuum friction and wear testing machine, which not only can simulate special environmental atmospheres such as vacuum, radiation and corrosion, but also can conduct tribology tests in a relatively wide speed and load range by using various contact manners (ball-disc and pin-disc). The multifunctional vacuum friction and wear testing machine mainly comprises a vacuum system, a friction and wear system, a power transmission system, a control system, and the like, wherein the friction and wear system comprises a lever structure (22) used for fixing a test sample fixture (20) and capable of freely rotating in a horizontal direction and a vertical direction; the lever structure (22) comprises a cantilever beam (18) and a vertical arm (23) which are arranged in a perpendicular manner; the cantilever beam (18) is connected with the vertical arm (23) through a two degree of freedom bearing structure (17); positions of the cantilever beam (18) and the vertical arm (23) can be adjusted in the horizontal direction and the vertical direction through the control of a manipulator (15) and a hand wheel structure (13), so that the test sample fixture (20) can accurately move within two degrees of freedom; and a temperature sensor (2) and a pressure sensor (3) are mounted on the test sample fixture (20), so as to detect/monitor friction coefficients and temperature variations during the tribology tests.

The invention relates to a safe type timber cutting machine with multiple cutting saw blades. The safe type timber cutting machine comprises a machine base and a cutting device arranged on the machine base. The cutting device comprises a plurality of cutting saw blades, a saw blade mounting rotary shaft and saw blade driving mechanisms, wherein the cutting saw blades are coaxially assembled, and the spacing between the cutting saw blades can be adjusted, the saw blade mounting rotary shaft is used for allowing the cutting saw blades to be installed on, and the saw blade driving mechanisms drive the cutting saw blades to rotate and are in drive connection with the saw blade mounting rotary shaft. The machine base is further provided with an automatic feeding device. The automatic feeding device comprises a feeding rack and a feeding driving mechanism, wherein the feeding rack is arranged in a moving and sliding mode in the rotating and cutting direction of the cutting saw blades, and the feeding driving mechanism drives the feeding rack. A plurality of timber fixing platforms are arranged on the feeding rack, the number and the positions of the timber fixing platforms correspond to those of the cutting saw blades. The timber fixing platforms are coaxially arranged. Timber cutting passages for allowing the cutting saw blades to enter and cut timbers are formed between the adjacent timber fixing platforms in a spaced mode. The spacing between the adjacent timber fixing platforms can be adjusted. Compared with the prior art, the safe type timber cutting machine with the multiple cutting saw blades can automatically feed the timbers and is more convenient and safer to operate.

The invention relates to a rotary inching friction abrasion test method and a relative device, wherein the method comprises clamping a plane upper sample on an upper clamp, fixing a lower clamp on the horizontal rotation shaft of a high-precision ultra-low speed rotation motor, clamping a spherical lower sample via a lower clamp, aligning the horizontal central line of the lower sample with the rotation shaft of the rotation motor, using a data acquisition and control system to control the up-and-down and left-and-right motions of the upper clamp to contact the upper and lower samples and apply a preset normal load, at the same time, using the data acquisition and control system to control the rotation motor to reciprocally rotate the lower clamp and lower sample at preset rotation argument, rotation speed and times, to realize the rotary inching friction between the upper and lower samples, using a six-dimension force/torque sensor to test and feed the friction force to the data acquisition and control system to be analyzed to obtain a friction force-angle displacement curvature. The inventive method can simply realize small angle rotary inching friction abrasion of material, with high automatic degree, high control and test accuracy and better test data reappearance.

The invention discloses a cab pitching device of a bucket wheel machine, which comprises a driving device used for driving a cab (11) of the bucket wheel machine to rotate around a hinge point between the cab (11) and an arm support (12), a detector used for detecting the pitch angle of the arm support (12), a controller used for receiving a detecting signal of the detector and transmitting an action instruction, and a locking device for locking or unlocking the position of the cab, wherein a signal output end of the controller is electrically connected with the driving device, so that the driving device correspondingly responds according to the action instruction. The position of the cab can be exactly adjusted by the cab pitching device, so that the ground surface of the cab is positioned at the horizontal position, and an operator in the cab can conveniently work. Furthermore, the invention further discloses thea bucket wheel machine comprising the cab pitching device.

The invention relates to an automotive brake pad production line which comprises a tabletting device, a thermal treatment device, a grinding device, a drilling device, a code spraying device and a conveying device connected among the former. Through the tabletting device, a concave die can be closely clamped, so that position of the concave die can be adjusted accurately; through the thermal treatment device, an automotive brake pad storage shelf after being subjected to thermal treatment can be automatically conveyed to a goods storage area, and heat transfer efficiency of a drum brake pad is improved; through the grinding device, an automotive brake pad is closely clamped, and position of an automotive brake pad clamp can be adjusted accurately, so that grinding accuracy is improved remarkably; through the drilling device, the automotive brake pad is closely clamped, the position of the automotive brake pad can be adjusted accurately, and a clamping clamp can be accurately positioned, so that drilling accuracy is improved remarkably; through the code spraying device, the brake pad is clamped closely, code spraying accuracy is improved, and one-step code spraying forming of multiple batches of brake pads is realized.

The invention discloses an orthopedic perforating device capable of precisely positioning. The orthopedic perforating device comprises a base, a power interface, a control switch and an operation panel are successively arranged on the front face of the base from right to left, a working table is arranged at the upper end of the base, a movable device is arranged at the middle of the upper end of the working table, a fixed base is arranged at the upper end of the movable device, a fixed sleeve matched with the fixed base is arranged at the upper end of the fixed base, a vertical column is arranged at the upper end of the base and disposed at one side of the working table, a crossbar is arranged at one side of the upper end of the vertical column, the crossbar is sleeved with a first slidingsleeve, the lower end of the first sliding sleeve is fixedly connected with the upper end of a vertical rod, the vertical rod is sleeved with a second sliding sleeve, a fixed base is arranged at thelower end of the vertical rod, a first rotating shaft is arranged at one side of the second sliding sleeve, and one end, away from the second sliding sleeve, of the first rotating shaft is movably connected with one end of a connection plate. The orthopedic perforating device has the advantages of being high in work efficiency, simple in operation, accurate in positioning, and safe and high-efficiency in perforation assisted treatment recovery of orthopedic patients, the degree of work difficulty of medical staffs is reduced, and the comfort of the patients is fully guaranteed.

The invention discloses a rock test piece manufacturing mold capable of adjusting the joint angle and position and a using method. The manufacturing mold comprises a detachable rectangular mold groove, a position adjusting device composed of a steel plate ruler and a positioning sliding straight rod, an angle adjusting device internally provided with a mold piece fixing plate, and a mold piece made of polystyrene, wherein all the components are connected and fixed through self-tightening bolts, nuts and other parts, mold dismounting is convenient, and manufacturing of rock-like test pieces isfacilitated. The manufacturing mold is advantaged in that a rock-like sample of a prefabricated cross joint can be manufactured, the included angle and the position of the cross joint can be accurately controlled, research on diversified joint forms of the rock-like sample is facilitated, the obtained result is accurate in size data, and the manufacturing mold is simple in manufacturing mode, capable of being repeatedly used and beneficial to popularization.

The invention provides a CRTS III type slab ballastless track self-compacting concrete casting tooling and method. The casting tooling comprises a base slab, a track slab, a transferring hopper, a casting funnel, a slurry blocking template, a three-dimensional fine regulator, a track slab pressing device, a track slab lateral sliding preventing device and a slurry blocking template pressing device. The middle casting mode is changed into the lateral surface casting, and the problems of casting efficiency and air exhaust in the CRTS III type slab ballastless track construction are solved. The track slab lateral sliding preventing device, the track slab pressing device and the slurry blocking template pressing device effectively solve the problems of upward floating, lateral sliding and slurry leakage of the track slab in the casting process, so the fine regulation and the casting construction of the CRTS III type slab ballastless track are more convenient and fast, and the casting quality is better. The construction process has the advantages that in the use process, the weight is light, the rigidity is high, the efficiency is high, the operation is simple and convenient, the work intensity is low, and the construction process can adapt to the construction of road segments such as bridges, tunnels and roadbeds.

PURPOSE: A display panel module assembling device is provided to control a plurality of processing sides suitable for the size of each display panel substrate. CONSTITUTION: A processing panel maintenance unit(4) maintains a first display panel substrate and includes a processing unit. A first processing unit is arranged about the first processing side of the first display panel substrate. A second processing unit is arranged about the first processing unit. A third processing unit faces a second processing unit.

The invention relates to intelligent equipment with a garbage bag packaging function. The intelligent equipment comprises a main body, a support and a ceiling and further comprises a packaging mechanism and a fire-extinguishing mechanism. The packaging mechanism comprises a twisting assembly and two heating assemblies. The fire-extinguishing mechanism comprises a third motor, a rotary plate and two spraying assemblies. In the intelligent equipment with the garbage bag packaging function, through the packaging mechanism, garbage bags can be packaged and sealed to avoid diffusion of garbage foreign flavor, the situations that bag openings of the garbage bags are loosened and then opened, consequently accumulated garbage overflows, and the surrounding environment is influenced are prevented,the work amount of sanitation workers is reduced greatly, and garbage treatment is more convenient, rapider and more reliable; and through the fire-extinguishing mechanism, spray heads can be subjected to accurate position adjusting, then cigarette ends are extinguished through water spraying of the spray heads, the situation that fire disasters are caused by the cigarette ends, and consequently economic losses are caused is avoided, safety is better, and the practicability and reliability of the intelligent equipment are improved greatly.

The invention discloses a dispensing jig. The dispensing jig comprises a jig support, a first dispensing support and a second dispensing support. The first dispensing support and the second dispensing support are used for fixing dispensing injectors. The jig support is fixed to a dispensing machine. The first dispensing support can slide along the surface of the jig support in the transverse direction. The second dispensing support can slide along the surface of the jig support in the longitudinal direction. The two dispensing injectors can conduct dispensing on two components at the same time, and the dispensing efficiency is improved. Due to the fact that the first dispensing support can slide along the surface of the jig support in the transverse direction, and the second dispensing support can slide along the surface of the jig support in the longitudinal direction, the position between the first dispensing support and the second dispensing support can be accurately adjusted, the two dispensing positions are accurately adjusted, and universality and the dispensing precision are improved.

The invention belongs to the technical field of additive manufacturing, and particularly relates to a clamping auxiliary forming device for two sides of a molten pool in an additive manufacturing process and a method. The device comprises additive manufacturing equipment, a connecting device and a clamping component; the connecting device is used for connecting the clamping component with the additive manufacturing equipment so as to adjust the relative position of the clamping component and an additive deposition head to ensure synchronous movement of the clamping component and the additive deposition head, the additive manufacturing equipment comprises the additive deposition head, an additive heat source, a gas cylinder, a feeding device, a feeding nozzle and a feeding nozzle connecting plate, and the feeding nozzle conveys additive manufacturing raw materials to a deposition position. According to the clamping auxiliary forming device for the two sides of the molten pool in the additive manufacturing process and the method, the device and method can be applied to the additive manufacturing processes of different deposition widths through the connecting device, and the surface flatness and the size precision in the width direction of the side wall of a deposition layer can be effectively improved through the clamping and restraining effect of the clamping component.

An optical member holding device includes a holding member, an optical member and an elastic member. The holding member has a recess defined by one or more lateral surfaces and a bottom surface with a through-hole opening at the bottom surface. The optical member is disposed on the bottom surface of the recess, and includes a light transmissive part. The optical member has an upper surface and one or more lateral surfaces. The elastic member consists of an inorganic material. The elastic member includes a main part disposed on the upper surface of the optical member, and a plurality of supporting parts each extending outward and bending downward to be in contact with the one or more lateral surfaces of the recess and the one or more lateral surfaces of the optical member to exert elastic force that secures the optical member in a predetermined location in the recess.

The invention provides an automatic rubber head replacing mechanism of a pad printing machine. The mechanism comprises a machining table, a mounting groove and a motor, the mounting groove is formed in the surface of the machining table, the motor is mounted in the machining table and located on the side edge of the mounting groove, a disc-shaped rotatable rubber head library assembly is mounted in the mounting groove, the output end of the motor is fixedly connected with a rotary shaft of the rubber head library assembly, and a positioning mechanism capable of accurately locking the angle ofthe rubber head library assembly is installed on the side wall of the mounting groove and below the motor. According to the automatic rubber head replacing device, automatic rubber head replacement isachieved, compared with traditional manual replacement, replacement by the automatic rubber head replacing device is more convenient and efficient, rubber heads are vertically placed and stored in adisc shape, compared with traditional automatic rubber head replacement equipment, more plane space occupation is saved, meanwhile, all rubber heads can be replaced by a printing head assembly only atone determined position, and compared with a traditional plane type rubber head storage device, the moving position programming step of the printing head assembly is omitted, operation is more convenient, and an automatic program is optimized.

The invention discloses an air cooler, and relates to the field of low-temperature refrigeration equipment. The air cooler comprises a machine body, an air inlet, an air outlet and an air cooling assembly disposed in the machine body, wherein the air inlet and the air outlet are formed in the machine body. A plurality of rolling wheels rotatably connected to the machine body are arranged on the side, facing the ground, of the machine body, and containing grooves for containing the rolling wheels are formed in the bottom of the machine body. The machine body is further provided with a lifting mechanism for pushing the rolling wheels to move toward or away from the containing grooves. The lifting mechanism comprises a lifting rod and a lifting component, wherein the lifting rod is slidinglyconnected in the machine body and connected with the rolling wheels, and the lifting component is used for pushing the lifting rod to slidingly move. A fixing mechanism for locking the machine body isarranged on the machine body and installed on the corresponding ground. When the air cooler needs to be assembled and disassembled, an operator can easily move the air cooler so that the operator cancarry and overhaul the air cooler conveniently, and therefore the air cooler can be more firmly fixed when installed at a designated position.

The embodiment of the invention provides a video adjustment method. When a user adjusts the progress of a video, the method comprises the steps: obtaining the speed that the user adjusts the progress of the video; judging whether the speed is less than a threshold value or not; carrying out the amplifying of the position of the current video progress according to the minimum adjustment unit of the video if the speed is less than the threshold value, so as to enable the user to adjust the video according to the amplified progress bar. According to the embodiment of the invention, the method carries out the amplification according to the minimum adjustment unit, and enables the video adjustment amount of the user to be less than the minimum adjustment unit of the video. Furthermore, the method can achieve the precise positioning and adjustment of the video because the method can achieve the fine tuning of the video.

The invention discloses an electroslag remelting furnace with the uniform smelting function. The electroslag remelting furnace with the uniform smelting function comprises a crystallizer and a vertical supporting column located on one side of the crystallizer; the vertical supporting column is provided with a transverse arm in sliding fit with the vertical supporting column; the end, away from the vertical supporting column, of the transverse arm is located above the crystallizer and provided with a holder; an electrode extending into the crystallizer is clamped and fixed to the holder; the holder comprises two oppositely-arranged clamping pieces; a clamping cavity used for clamping the electrode is formed between the two clamping pieces; a distributor plate connected with a power supply device is arranged on the lateral wall of one side of the transverse arm; a connection cable is arranged between the distributor plate and each clamping piece; the electroslag remelting furnace with the uniform smelting function further comprises a transverse arm lifting mechanism used for controlling lifting of the transverse arm, a stand column rotation mechanism used for controlling the vertical supporting column to rotate, and an electrode centering mechanism used for centering and positioning of the crystallizer and the electrode; and photoelectric sensors used for detecting the position of the electrode are annularly and evenly arranged on the top face of the crystallizer.

The invention discloses an insulator deterioration online detecting device. A horizontal movement positioning mechanism comprises a rail which is horizontally laid on a pole, and a railway car which is arranged on the rail and can operate on the rail. One end of an insulated rod is fixed on the railway car, and the other end is provided with an equipment rack fixedly. A laser generator, an optical electric field sensor and a photoelectric converter are fixed on the equipment rack. The laser signal output end of the laser generator is connected with the laser signal input end of the optical electric field sensor. The strong light feedback signal output end of the optical electric field sensor is connected with the feedback signal input end of a central processing unit through the photoelectric converter. The railway car control signal output end of the central processing unit is connected with the control signal input end of the railway car. The laser generator control signal output end of the central processing unit is connected with the control signal input end of the laser generator. A computer is connected with the central processing unit. The insulator deterioration online detecting device and a method thereof have advantages of relatively high detecting efficiency and relatively low detecting error.

The invention relates to the technical field of machinery detection, in particular to a belt tension force measurement auxiliary tool of a robot. The belt tension force measurement auxiliary tool of the robot comprises a base assembly and a movable guide rail assembly, wherein the movable guide rail assembly is fixed to the base assembly and provided with a movable sliding block capable of moving up and down along the movable guide rail assembly; the movable sliding block is provided with a connecting rod, one end of the connecting rod is fixed to the movable sliding block, and the other end of the connecting rod is movably connected with one end of a first connecting rod through a first rotary joint structure; and the other end of the first connecting rod is connected with one end of a second connecting rod through a second rotary joint structure, and the other end of the second connecting rod is provided with a clamp. Adjustment of the test position of a belt tension force tester is realized through the position of the movable sliding block on the movable guide rail assembly and rotation of the first connecting rod and the second connecting rod, and the fixed measurement position and measurement accuracy can be satisfied while the measurement range is guaranteed.