140results about How to "Control the moving distance" patented technology

The present invention relates to a flat rack container, and more particularly, to an integral buffering apparatus disposed between end walls and a base and for automatically controlling a flow rate of oil that flows in a cylinder housing through channels formed in a slider when the end walls are folded, to control a falling speed of the end walls, thereby absorbing an impact of the end walls, preventing damage of the end walls and the base, and ensuring safety of workers. The integral buffering apparatus includes a cylinder housing including a space for accommodating oil; a slider disposed in the space to be movable in a length direction of the cylinder housing and to divide the space into a first space and a second space; first oil channels and a second oil channel for connecting the first space and the second space to each other.

A face panel for a computer housing includes a face panel body and a cover plate assembly. The face panel body includes a surrounding wall and a mounting hole. The surrounding wall has first and second engaging grooves. The cover plate assembly includes a cover plate, a locking member, and an unlocking member. The cover plate has a first engaging hook for engaging the first engaging groove, and a guide groove. The locking member is assembled to the guide groove, and has a second engaging hook, a post, and a restoring resilient plate to apply a pressure to the cover plate so as to enable the second engaging hook to engage the second engaging groove. The unlocking member has an operating portion, and a contact portion movable with the operating portion so as to push the post for disengaging the second engaging hook from the second engaging groove.

The ultrasonic testing method for the concentration for two-phase solid-liquid flow includes: adopting two parallel plates with fixed interval of L=100 mm with two-phase flow medium in between and setting the ultrasonic probe beside the parallel plates to make ultrasonic wave reflected between the parallel plates and obtain multiple echoes; measuring the first to the n-th echoes of the same emitted wave; calculating the envelope area A1 of the first to the n-th echoes and the envelope area A2 of the second to the n-th echoes separately; calculating the attenuation coefficient based on formula alpha=(1/2L)ln(A1/A2), where L is the acoustic path of the sensor; and measuring different alpha values corresponding to different concentration sample compounded in lab so as to obtain the calibration curve of alpha value vs sample concentration.

The invention discloses a searching method for annular sub-aperture boundary splicing. The moving distance of an interferometer and sub-aperture inner and outer boundaries in a splicing experiment are positioned; the method is mainly applied to an system for measuring heavy-caliber aspherical surface shapes by a small-caliber interferometer; the method determines the sub-aperture boundary condition of a clear interference fringe and the axial moving distance of the interferometer through the measured paraboloid mirror caliber, relative aperture and CCD (charge coupled device) sampling resolution of the interferometer, and the next boundary is obtained through the circulative calculation until the suspend condition is achieved, that is, the critical point coordinate exceeds the aspherical caliber. According to the method, a sub-aperture division model is established, and a particular solving method of the model is given, thus the detection process can be controlled, quantized and can be repeated, and convenience for the treatment of the subsequent experiment data is provided.

The invention relates to circuit induction adjustment equipment, in particular to a high-voltage adjustable reactor applied to resonance power-frequency high-voltage test devices. The high-voltage adjustable reactor comprises a reactor main body, a supporting frame and a transmission mechanism, wherein the reactor main body is composed of a movable iron core, a static iron core and a coil, the supporting frame performs fixing and supporting functions on the reactor main body, and the transmission mechanism is used for moving the movable iron core. The transmission mechanism comprises a first screw rod arranged inside the movable iron core, a first turbine sleeved on the end portion of the first screw rod, a first worm inserted into the movable iron core and meshed with the first turbine on the end portion of the first screw rod, and a drive device arranged on the end portion of the first worm. Compared with the prior art, the high-voltage adjustable reactor uses the high-precision turbine and the high-precision worm for transmission, and due to the fact that meshing faces of the turbine and the worm are in line contact, bearing capacity of the reactor is greatly higher than that of a common transmission mechanism.

An electrical connector, an electronic apparatus using the same, and an assembling method of the electrical connector are introduced herein. The electrical connector includes first set terminals, second set terminals, and an insulated housing which has a plurality of first set terminal passages and second set terminal passages for respectively disposing said first and second terminals therein. When an elastic contact section of the respective first set terminal contacts with a complementary electrical connector, at least one elastic supporting section of the respective first set terminal provides flexibility required for the elastic contact section so that the elastic contact section can limitedly and elastically move within the corresponding first set terminal passage

The invention discloses an inflation protection device and method for welding of a pipe fitting, wherein the device is applied in gas protection of the inner wall of a weld joint when butting and welding the pipe fitting and comprises a middle shaft pipe, an expansion gasbag, a sliding plate, a support rod component capable of grasping and loosening the pipe wall, a spray head support extending from one end of the middle shaft pipe and a jet head arranged at the end part of the spray head support. A support rod can grasp and loosen the pipe wall through expansion and contraction of the expansion gasbag, a spray head can rotate directly, when in welding, the jet head can be controlled to aim at the welding part of the weld joint and move along with the welding part. The inflation protection device can pertinently provide gas protection according to the welding part, not only reliably provide anti-oxidation protection for the welding position and can be used for greatly reducing the amount of nitrogen, but also can be simultaneously used for shortening the primary preparation time of welding, and further can be used fro reducing the cost and improving the efficiency under the situation of improving the welding quality.

A common actuator system of multi switches for a switchgear is capable of selectively opening or closing the plurality of switches using a single common actuator motor. The actuator system includes a single actuator motor providing a rotational force for commonly opening or closing the plurality of switches and having an output shaft, a plurality of link members provided to correspond to the plurality of switches, respectively, to transfer the rotational force of the actuator motor to the plurality of switches, a selective power transfer mechanism to selectively connect one of the plurality of link members to the actuator motor, and a rotational-linear force conversion mechanism to convert the rotational force of one of the plurality of link members into a linear force for opening or closing a corresponding switch and providing the linear force to the switch.

The invention discloses a roller device and is applied to the field of keel production. The roller device comprises a left forming roller, a right forming roller, an upper roller shaft, a lower roller shaft, a left forming rack, a right forming rack and a pedestal, wherein a left-upper roller and a left-lower roller of the left forming roller are respectively arranged on the left sides of the upper roller shaft and the lower roller shaft; the left ends of the upper roller shaft and the lower roller shaft are connected with the pedestal via the left forming rack; the right sides of the upper roller shaft and the lower roller shaft are both provided with adjusting sleeves; a right-upper roller and a right-lower roller of the right forming roller are respectively covered with the adjusting sleeves; the right ends of the upper roller shaft and the lower roller shaft are connected with the right forming rack via the adjusting sleeves; and the right forming rack is movably connected with the pedestal along an axial direction. Therefore, the right forming rack moves along an axial direction to drive the adjusting sleeves and the right forming roller thereon to axially move; and a distance between the left forming roller and the right forming roller can be changed, and the roller device can be suitable for manufacture of keels of various sizes; and production device cost can be reduced.

The invention relates to a balance valve adjuster, comprising a detection apparatus, a motor, a transmission mechanism, a feedback circuit, a controller and signal transmission equipment. The invention further relates to an intelligent balance valve adjusting system composed of the balance valve adjuster, comprising a balance valve, the balance valve adjuster and a central control system. Motions of the balance valve adjuster are controlled by the central control system, thereby opening degree of the balance valve is controlled and intelligent adjusting is realized. Provided are automatic intelligent adjusting equipment and a method, according to the invention, tedious working of the personnel on-site is not required, and update can be carried out momentarily. The equipment and the method solve the problem of expensive adjusting cost for the professional personnel and greatly reduce adjusting time, and that balancing adjustment can be carried out momentarily by managers according to system changes so as to save energy.

The invention discloses an electric shoe polisher which comprises a handle, a brush and a cream storage device. The brush comprises a shoe cream brush roll and a polishing brush roll, the shoe cream brush roll, the polishing brush roll and the cream storage device are arranged at an end of the handle, the axis of the shoe cream brush roll is parallel to the axis of the polishing brush roll, a power device which is used for driving the shoe cream brush roll and the polishing brush roll to rotate synchronously is arranged in the handle, the cream storage device comprises at least one cavity and at least one squeezing mechanism, the cavities are used for accommodating shoe cream, and the shoe cream in the cavities can be squeezed onto the shoe cream brush roll by the squeezing mechanisms. The electric shoe polisher has the advantages that cream applying and polishing can be synchronously carried out on a leather shoe, accordingly, the electric shoe polisher is high in work efficiency, the shoe cream can be prevented from splashing out when applied to the shoe, and wastage of the shoe cream can be prevented.

A camera module includes first to third lens groups; a first mover configured to move the second lens group in the optical-axis direction; a second mover configured to move the third lens group in the optical-axis direction; a base accommodating the first mover and the second mover; a support ball disposed to be in rolling contact with the first mover, the second mover, and the base, the support ball supporting movement of the first mover and the second mover relative to the base; a driving magnet coupled to each of the first mover and the second mover; and a coil part coupled to the base, the coil part being disposed to face the driving magnet, and wherein an entirety of a surface of the driving magnet that faces the moving coil serves as a first pole.

A mechanical bin-full device for a paper shredder with a pressing plate, a contact switch, and a touching part. The pressing plate is installed at an outside portion of the shredder mechanical parts under the lower housing. One end of the pressing plate is pivots on the lower housing and the other end is free. The contact switch is fixed on the lower housing and a contact point is provided on the contact switch. The touching part is provided on the pressing plate, away from the mechanical parts. The lower housing has a through-hole under the contact point of the contact switch enabling the touching part to contact the contact point. The waste paper drives the pressing plate to turn around the joint between it and the lower housing, making the touching part touch the contact point of the contact switch and making the shredder power off.

The present invention discloses a dual cantilever adhesion sample thickness controller, which comprises a base, a guide rod, a moving block, a handle, a lower support block and an upper support block, wherein the base is fixed on one end of the guide rod, the other end penetrates through the moving block, the moving block is provided with the handle for driving the moving block to move along the guide rod, the upper end surface of the moving block is provided with the low support block, and the position on the base lower end surface and corresponding to the lower support block is provided with the upper support block. According to the present invention, the gear rack is used to drive the moving block to move up and down and has the fixed transmission ratio, such that the moving distance of the moving block can be accurately controlled so as to accurately control the adhesive thickness; and the two or more than two separate support blocks are used to form the controller, such that the self-weight can be reduced, the multi-point pre-tightening can be achieved along the sample length direction, and the thickness uniformity of the adhesive in the whole adhesion region can be controlled.

The invention relates to the technical field of makeup equipment and provides a beauty makeup pen capable of continuously supplying materials. The beauty makeup pen is characterized in that the pen body comprises a driving component, a pushing component, a material body bin and a one-way valve; the pushing component mainly comprises a screw rod and a sealing piston, the screw rod passes through the sealing piston in a threaded manner and is driven to rotate by the driving component, and the rotating screw rod drives the sealing piston to move toward a discharge end so as to push a beauty makeup material body to press open the one-way valve, so that the beauty makeup material body can be continuously output, and the operation convenience is increased; and through the number of turns of rotation of the screw rod, the release amount of the beauty makeup material body is controlled to avoid waste.

The invention provides a sample surface coating sampling device. A scraper is driven by a motor to scrape a coating for sampling. The coating sample leaks into a sample storage bottle, so that the effects of effectively scraping and fully collecting the coating sample are achieved. The harm to an operator is avoided. A sliding block, a sliding rod, a second threaded rod and a second rotating wheelare arranged. The second threaded rod is used for pushing the sliding block to slowly move. The moving distance of the scraper can be effectively controlled, and the effect of effectively controllingthe coating scraping thickness is achieved. By arranging a lug plate, a threaded pipe, a first rotating wheel, a first threaded rod and a clamping plate, the position of the sample is flexibly adjusted. The scraper is enabled to sample a plurality of parts of the sample, and the effect of multi-position sampling is achieved.

The invention discloses an automatic dressing mechanism of a grinding wheel of a numerical-control hob relieving grinding machine. The automatic dressing mechanism is characterized by comprising a sliding table base, wherein the sliding table base is provided with an x-direction sliding device; the x-direction sliding device is provided with a y-direction sliding device; the x-direction sliding device is vertical to the y-direction sliding device; the y-direction sliding device is provided with a roller wheel motor by virtue of a motor mounting base; an output shaft of the roller wheel motor faces towards the x direction; the output shaft of the roller wheel motor is provided with a dressing diamond roller wheel. The technical scheme has the obvious effects that the movement distances of the dressing diamond roller wheel in the x direction and the y direction can be accurately controlled, the dressing diamond roller wheel can be accurately positioned at any position in a plane, and the dressing mechanism is simple and compact in structure, small in size and good in hob dressing effect.

A device used for capturing micro-particles, which comprises a pressure regulator, a micro-jet nozzle, and a hydraulic device for providing injection liquid for the micro-jet nozzle; wherein the micro-jet nozzle is provided with an annular jet hole, the annular jet hole having a bottom end, a top end, an inner diameter, an entrance port located at the top end, and an injection port located at the bottom end, the output of the pressure regulator is connected to the entrance port of the micro-jet nozzle. Compared with the prior art, in the present invention, the liquid is taken as the medium, a kind of upward support on the micro-particles and a flow-around lift force perpendicular to the jet direction are generated by the micro-jet nozzle with the annular jet hole, which jointly act on the micro-particles, so as to achieve the micro-particle capture.