31results about How to "Flexible control position" patented technology

The invention relates to a method for generating extreme waves at specified positions in an experimental water tank and belongs to the technical field of ocean engineering and hydrodynamic experimental research. The method comprises steps of: determining a wave parameter according to a water tank parameter in a laboratory, generating a wave-generating signal, inputting the wave-generating signal into a wave-generating system for initial wave making, determining whether the waves are broken, and changing the wave amplitude and the spectrum width constituting the waves if so in order to re-determine the wave parameter; if not, calculating the phase deviation at a focus position by using all-phase Fourier transform, correcting the wave-generating signal by using a phase difference, generating waves by a wave generator, determining whether the phase adjustment at the focus position converges, and recalculating the phase deviation at the focus position if not; if so, generating the extreme waves at the specified positions. The method flexibly controls the effect position of the extreme waves and a structure model in the water tank and precisely generates extreme waves in different forms at designated positions of the water tank, thereby improving experimental efficiency and precision.

The invention relates to a fog quenching device for multiple parts, which comprises a fog system, a support system and a rotation system, wherein the fog system comprises a left fog board and a right fog board; the left fog board and right fog board are bilateral symmetry; the support system is used for supporting and suspending strip parts in need of fog quenching, and comprises a central shaft; the front and back ends of the central shaft are respectively provided with a bracket; the rotation system an adjustable cylinder; the cylinder shaft of the adjustable cylinder is connected with a base board; the left side of the base board is provided with a motor, and the right side of the base board is provided with a bearing carrier supporting frame; the upper end of the bearing carrier supporting frame is provided with a rolling shaft; and the left end of the rolling shaft is fixed with a chain wheel, and the right end of the rolling shaft is fixed with a half connector. The cambered board is beneficial to increasing the wrapping angle of the part in need of quenching and implementing sufficient and uniform fog quenching on the parts; and the rotation system can be utilized to flexibly control the rotation and stop of the support system, thereby flexibly controlling the positions of the parts in the support system.

The invention relates to a T/R component dismounting device which comprises a power device, a support device and a lifting bar, wherein the power device is perpendicularly fixed in the middle of the support device; the bottom of the driving rod of the power device penetrates through the support device and is fixed to the middle of the lifting bar through the threads at the bottom; the lifting bar is hung at the bottom of the support device; a T/R component to be dismounted is fixed at the two ends of the lifting bar; and the lifting bar is lifted by the driving rod of the power device so as to dismount the T/R component. According to the invention, the power device and the lifting bar are supported by the support device to make room for operation, the power device and the lifting bar cooperate ingeniously, the lifting bar is driven by the power device to do vertical movement, and then the T/R component is taken out by the lifting bar. The T/R component dismounting device not only reduces the labor intensity of an operator to a great extent, but also prevents the T/R component from being damaged by a sudden force in the dismounting process.

The invention relates to a warming moxibustion bar for activating collaterals by fragrant magnetic therapy, which comprises a warming moxibustion head component, a connecting component and a swath clamp component, wherein the swath clamp component comprises an inner tube, a threaded connector, an outer tube and a push rod assembly, wherein a groove is arranged along the longitudinal direction of one side of the wall of the inner tube, and a positioning hole is arranged along the longitudinal direction of the other side; one end of the threaded connector is used for connecting with the connecting component; a groove corresponding to the groove of the inner tube is arranged along the longitudinal direction of the wall of the outer tube, the upper end of the outer tube is connected with the other end of the threaded connector, and a thread cap is arranged at the lower end of the outer tube; and the push rod assembly is used for pushing the swath placed in the inner tube along the grooves arranged on the inner tube and the outer tube to adjust the position of the swath in the warming moxibustion head component, and the push rod assembly is positioned through the positioning hole.

The invention provides a soldering flux sprinkling device capable of accurately controlling an applying amount. The device comprises a liquid storing groove which is provided with a liquid outlet; a guide pipe is arranged on the liquid outlet, and is provided with at least one water pump; the guide pipe is further provided with at least a filter; the liquid outlet of the guide pipe is provided with a sprinkling head; the sprinkling head comprises a fixing head and a needle head; the needle head is fixed in the fixing head and extends out of the fixing head; the diameter of the needle head is 0.1 mm to 0.2 mm; and a switch is arranged on the guide pipe. According to the soldering flux sprinkling device capable of accurately controlling the applying amount, by reducing the caliber of the sprinkling head, the soldering flux sprinkling area can be reduced, the soldering flux sprinkling position can be flexibly controlled, the position without needing soldering flux sprinkling is effectively avoided, and therefore the after-welding loss abnormity problem caused by soldering flux is solved.

The invention discloses a collateral activating magnetic therapy warm moxibustion rod which comprises a warm moxibustion head assembly, a connecting assembly and a swath shrinking clamp assembly. The swath shrinking clamp assembly comprises an inner tube, a fixed thread sleeve, an outer tube, a spring and a pushing assembly, wherein a groove is radially arranged on the wall of the inner tube, a swath claw is arranged at the upper end of the inner tube, and an expansion part is arranged at the periphery of the lower end of the inner tube; the fixed thread sleeve is provided with inside threads; a groove corresponding to the groove of the inner tube is radially arranged on the wall of the outer tube, threads are arranged on the inner peripheral surface of the upper end of the outer tube so as to be connected with the connecting assembly, and threads are arranged on the outer peripheral surface of the lower end of the outer tube so as to be connected with the fixed thread sleeve; the spring is sleeved on the inner tube, one end of the spring is butted with the expansion part, and the other end of the spring is butted with the fixed thread sleeve; and the pushing assembly is used for pushing swath placed in the inner tube along the groove arranged on the inner tube and the groove on the outer tube so as to regulate the position of the swath in the warm moxibustion head assembly.

The invention provides a mild moxibustion rod for aroma-massaging magnetotherapy, which comprises a mild moxibustion head component, a connecting component and a wormwood bar compression folder component comprising an inner tube, a screw-type joint, an outer tube and a pull rod assembly, wherein a groove is formed in the radial direction on one side of the wall of the inner tube, and a locating hole is formed in the radial direction on other side thereof; one end of the screw-type joint is used for connecting the connecting component; a groove corresponding to the groove of the inner tube is formed in the radial direction on the wall of the outer tube, the upper end of the outer tube is connected with the other end of the screw-type joint, and a screw cap is formed at the lower end thereof; and the pull rod assembly is used for pushing the wormwood bars accommodated in the inner tube along the grooves formed on the inner tube and the outer tube, so as to adjust the position of wormwood bars in the mild moxibustion head component, and the pull rod assembly is located by the locating hole.

The invention discloses a profile perforating device used in the building field. The profile perforating device comprises a workbench and support legs. The support legs are arranged at four corners outside the bottom of the workbench. Stand columns are fixedly connected to the outer wall of the top of the workbench. A top plate is fixedly connected to the outer walls of the tops of the stand columns. A hydraulic cylinder is fixedly connected to the outer wall of the bottom of the top plate. An ascending-and-descending plate is fixedly arranged at one end of a piston of the hydraulic cylinder.Sliding holes are formed in four corners of the outer wall of the bottom of the ascending-and-descending plate. The inner wall of each sliding hole is connected with the outer wall of the corresponding stand column in a sliding manner. A perforating mechanism is arranged on the outer wall of the bottom of the ascending-and-descending plate. Sliding grooves are formed in the outer walls of the twosides of the workbench. A limiting mechanism is arranged on the inner wall of each sliding groove. By means of the profile perforating device, different types of profiles can be fixed and perforated;higher flexibility is achieved in the using process of the device; the device can play a role in fast fixing a drill bit; when the size of a drilled hole needs to be changed and the drill bit needs tobe replaced, a user only needs to rotate backwards a sleeve, and the drill bit can be taken down for replacement; and the device is quite convenient to use.

Disclosed is a multi-layer filter, open circuit branch knots are introduced N resonance units can generate more than N-2 zero points, and the out-of-band rejection is good; the position of the zero point can be flexibly controlled by adjusting the (electric) length of the open-circuit branch knot, the longer the line length is, the weaker the low-end capacitive zero point is (far away from the passband), and the stronger the high-end inductive zero point is (close to the passband), or vice versa. Through the connecting wires between the three-dimensional spiral inductors, on one hand, strongcoupling is realized, and on the other hand, the process realization difficulty is reduced, and the finished product yield is improved.

The invention discloses a foot controlled dining assistor for the disabled. The problem that people without the arms or with arm disability cannot dine conveniently is mainly solved. The foot controlled dining assistor is mainly composed of a clamping device, a telescopic arm, a shoulder clamping device and a foot controller. The foot controller drives the telescopic arm to stretch out and draw back and drives the clamping device to do swing and clamping motion by driving a brake cable. The other motions, such as lifting and pitching of the clamping device, are completed by the upper limbs of people. The height and angle of the telescopic arm and the angle of the clamping device are adjusted by family members to the optimal position before the assistor is used, and only need to be adjusted once so that the assistor can be suitable for being used by people with different ages and figures. The foot controlled dining assistor has the advantages of being free of a power source, few in freedom degree, easy to operate and master and the like.

The invention belongs to the field of agriculture and forestry machinery, and particularly relates to a fruit picking machine. The machine comprises a supporting structure, a rotating structure, a telescopic structure, a picking structure and a collecting structure, the upper end of the supporting structure is fixedly connected with the rotating structure, and the rotating structure comprises a horizontal rotating body, a spherical rotating body and a spherical rotating body base; and the telescopic structure comprises a first telescopic rod and a second telescopic rod. One end of the first telescopic rod is fixedly connected with the spherical rotating body, the second telescopic rod is embedded in the first telescopic rod to do sliding motion, the picking structure comprises a shell, a cutter and a push type switch, the shell is fixedly connected with one end of the second telescopic rod, the collecting structure comprises a pipeline and a collecting box, and the two ends of the pipeline are connected with the shell and the collecting box correspondingly. The machine position is adjusted, and fruits can enter the shell to push the switch to be connected with a circuit to drive the cutter to cut off fruit branches and trunks and finally fall into the collecting box. The whole operation can be completed by a single person without being held by a worker, the operation is flexible, the manpower is saved, the picking efficiency can be effectively improved, and the cost is reduced.

The invention relates to the field of automobile repair and particularly relates to an automobile sheet metal trimming platform. The automobile sheet metal trimming platform comprises a working platform, a tower column, a jacking device and a hydraulic control device, wherein the jacking device comprises a hydraulic jacking cylinder, the tower column is provided with a hydraulic lifting mechanism, and the hydraulic control device comprises a hydraulic driving mechanism and an electric control system. The automobile sheet metal trimming platform is characterized in that the electric control system is provided with a wireless remote control mechanism which can remotely control the action of a sheet metal trimming system, the wireless remote control mechanism comprises a wireless receiver and a wireless transmitter, the wireless receiver is arranged in the electric control system, the wireless transmitter is an infrared transmitter, and the wireless receiver is an infrared receiver; or the wireless transmitter is a wireless Bluetooth transmitter, and the wireless receiver is a wireless Bluetooth receiver. The automobile sheet metal trimming platform has the beneficial effects that due to the adoption of wireless remote control operation, the working conditions of the working platform and the like can be conveniently observed on site, the position of the working platform is controlled flexibly, the labor intensity of operating personnel is lowered, and even, unnecessary auxiliary matching personnel are not needed.

The invention discloses a folding household dust cover. The folding household dust cover comprises a hand control handle, a folding net, a supporting arm and an elastic pulling net. Four second sliding grooves are formed in the surface of the hand control handle, the second sliding grooves are distributed on the surface of the hand control handle in an ring array mode, and pulleys are slidably connected to the second sliding grooves. The supporting arm is movably connected to the lower end of the hand control handle, a first sliding groove is formed in the surface of the upper end of the supporting arm, pulleys are arranged on the first sliding groove in a sliding connection mode, and the pulleys on the first sliding groove and the pulleys on the second sliding grooves are connected through support rods. A telescopic rod is installed at the end, close to the hand control handle, of the supporting arm, the folding net is arranged on the inner side end of the supporting arm, and the elastic pulling net is arranged at the outer side end of the supporting arm. According to the folding household dust cover, the pulleys, connecting rods, the supporting arm, the hand control handle, the folding net, a telescopic handle and the elastic pulling net are arranged, so that the dust cover can be contracted flexibly and collected freely, and the folding household dust cover has the advantages of multi-angle adjustment and the size adjustment of the cover protection.