10results about How to "Resolve Motion Interference" patented technology

The application discloses a sound equipment suitable for a new energy vehicle-mounted system and relates to the technical field of vehicle-mounted sound equipment. The outer wall of the lifting frame is connected with a stabilizing frame used for promoting stable lifting of the playing frame. The lateral wall of the lifting bin is provided with a lifting sliding groove used for sliding connection with the outer wall of the stabilizing frame. The upper end of the stabilizing frame is connected with a fan-shaped outer frame. The inner ring of the fan-shaped outer frame is connected with a fan-shaped inner frame. The outer wall of the playing frame is slidingly connected with the inner wall of the lifting bin. The application has the advantages that the sound source position can be optimized synchronously with the position of the people in the vehicle and the driving and riding scene, sound field uniform coverage is ensured, the external sound pipe in the external sound hole can be flexibly stretched and contracted, the external sound pipe is stretched out to prolong the sound path when low-pitch focusing needs to be enhanced, the sound effect demand of the vehicle-mounted closed space is adapted, the outer cladding plate can quickly complete height locking and unlocking of the playing frame, the cladding locking structure of the outer cladding plate further strengthens the position stability of the playing frame, and sound effect distortion or component damage is prevented.

The utility model relates to the technical field of fire fighting equipment, and provides a slewer and a fire fighting truck, the slewer comprises a rotary valve body and a fixed sleeve, the rotary valve body comprises a first cavity, a first opening and a second opening, the first opening and the second opening are respectively communicated with the first cavity, the first opening is arranged on the side wall of the rotary valve body, and the second opening is arranged on the side wall of the fixed sleeve. The second opening is formed in at least one end of the rotary valve body; the rotary valve body is sleeved with the fixing sleeve, the fixing sleeve is in running fit with the rotary valve body, at least one of the fixing sleeve and the rotary valve body is provided with an annular groove, the annular groove is formed between the fixing sleeve and the rotary valve body and communicated with the first opening, and the side, away from the rotary valve body, of the fixing sleeve is provided with a third opening communicated with the annular groove. According to the rotating device, the fixing sleeve is sleeved outside the rotating valve body, and the annular groove is formed between the fixing sleeve and the rotating valve body, so that the problem of motion interference between an existing transmission pipeline and a rotating body can be solved when the rotating device rotates.

The application provides a power engineering wire paying-off rack convenient to install, and belongs to the technical field of power engineering, which comprises a first supporting plate, the side of the first supporting plate is provided with a second supporting plate, a first lifting assembly is installed on the first supporting plate, the first lifting assembly comprises a first motor installed on the first supporting plate, a first screw rod is fixedly connected to the output shaft of the first motor, a sliding block is installed on the outside of the first screw rod, a first rotating rod is rotatably installed on the sliding block, a second rotating rod is rotatably installed on the first rotating rod, the second rotating rod is fixedly connected with the first supporting plate, a first connecting rod is installed on the second rotating rod, and a groove is formed in the first connecting rod, a second lifting assembly is installed on the second supporting plate, and the second lifting assembly comprises an extension rod which is attached and installed in the groove. The application solves the problems that the existing wire paying-off rack is inconvenient to disassemble and assemble, and the wire paying-off rack is interfered when the heights of two sides are different.

The invention discloses a relay and iron stand automatic assembling mechanism and an assembling machine thereof, the relay and iron stand automatic assembling mechanism comprises an assembling platform, an assembling mechanism and a guide pressing mechanism, the assembling platform is horizontally arranged, and at least two assembling stations are arranged on the assembling platform; the assembling platform comprises a flexible pushing assembly and a limiting assembly, and the flexible pushing assembly is arranged below the at least two assembling stations; the limiting assembly is arranged below the at least two assembling stations; the assembling mechanism is erected above the assembling platform; the guiding material pressing mechanism is erected above the assembling platform and used for pre-pressing a bottom shell of the relay assembly in the assembling process. The device has the functions of flexible material shifting and pitched roof limiting, bearing circulation automatic material changing is achieved, adsorption type material taking and placing of a bottom shell and an iron frame of a U-shaped structure are achieved through embedded side suction, movement interference during assembly is effectively avoided while material taking and placing are achieved, meanwhile, the functions of movable assembly limiting material guiding, elastic material pressing and after-assembly material pressing are achieved, and the production efficiency is improved. And the assembling precision and the position precision are effectively improved.

The invention discloses a mold rapid replacement system for a FET1200 skin stretching machine, which relates to the technical field of aircraft skin manufacturing, and comprises a mold replacement track device and two mobile workbenches, both of which are movably arranged on the mold replacement track; the mold replacement track device comprises a working area track device and two preparation area track devices, and the two preparation area track devices are respectively connected to the two ends of the working area track device; the working area track device and the mobile workbench are both in a "W" shape when viewed from above, and the "W"-shaped notches of the working area track device and the mobile workbench are matched in size. The mold rapid replacement system has a high degree of automation, and mold replacement is quick and convenient, and it is easier to ensure the processing accuracy of skin parts.

The utility model relates to the technical field of laser cutting, and discloses an automatic material receiving pipe cutting machine which comprises a side hanging frame, a portal frame and a supporting frame. A rear chuck assembly and a front chuck assembly which can move along the Y axis are hung on the side hanging frame, a centering follow-up mechanism is arranged on the supporting frame, a laser cutting assembly which can move along the X axis and the Z axis is arranged on the portal frame, and an automatic material receiving frame is arranged in front of the portal frame. The automatic material receiving frame comprises a bottom frame, a sliding frame arranged on the bottom frame in a front-back sliding mode, a displacement driving mechanism, a support, a vertical frame, a material receiving plate, an overturning driving air cylinder, a lifting mechanism and a discharging table. According to the pipe cutting machine capable of automatically receiving the materials, the material receiving plate on the automatic material receiving frame is ingeniously designed to be capable of flexibly moving, the sliding frame and related components can be driven to move front and back according to the length of the pipes and the position of the front chuck, the problem of movement interference is effectively solved, long materials, short materials and tailings can be comprehensively and effectively received, and the working efficiency is improved. And the applicability of the equipment is improved.

The embodiment of the application provides a stamping die structure, relates to the technical field of a die, and comprises an upper die, a lower die and a mounting seat. The lower die is rotationally connected with the mounting seat through a rotating shaft, a plurality of forming grooves are arranged on the lower die and are uniformly distributed in the circumferential direction of the rotating shaft, and the mounting seat is provided with a stepping motor for driving the lower die to rotate. The mounting seat is provided with an adjusting device, which comprises an adjusting rod, a driving mechanism slidingly arranged on the upper die, a first driving rod, a second driving rod arranged on the lower die, a third driving rod arranged on the mounting seat and a return spring. When the upper die descends, the first driving rod drives the second driving rod and the third driving rod in sequence, so that the adjusting rod is inserted into a corresponding forming groove and rises to a predetermined height to limit the forming depth. The application realizes accurate adjustment of the forming depth, has a compact structure and is high in automation degree.

The utility model relates to a laser welding device which is used for welding a splicing seam of a door ring splicing piece and comprises a plurality of welding units, each welding unit is provided with two parallel gantry supports, a cross beam is arranged on the supports, a first displacement assembly is arranged on one side of the cross beam, and the first moving end of the first displacement assembly moves in the direction of the cross beam and is connected with a second displacement assembly; the second moving ends of the welding units move in the direction perpendicular to the horizontal plane, the two laser welding guns are connected with the two second moving ends respectively, the two laser welding guns in the same welding unit move in the opposite directions, the multiple welding units are sequentially arranged in the first direction, and the laser welding guns in the adjacent welding units move in the opposite directions. According to the laser welding device, through the structural combination, movement interference among the laser welding guns is effectively avoided, the multiple welding units can synchronously weld multiple abutted seams, and the welding efficiency and the system collaboration are improved.

The present invention belongs to the technical field of electrospark forming processing equipment. In order to solve the technical problems of low processing efficiency and high electrode loss in five-axis linkage electrospark forming processing of complex three-dimensional curved surface parts, the present invention provides a new group of combined electrodes for high-efficiency discharge processing of closed integral impellers, and proposes to separate roughing and fine processing, and adopt different methods to make rough processing have higher processing efficiency; taking a closed integral impeller with 5 flow channels as an example, the present invention proposes to segment and optimize the complex electrodes while overcoming motion interference, and change the decomposed electrodes for rough processing into a combined tube electrode group. On this basis, the present invention provides a clamp device used for a new group of combined electrodes for high-efficiency discharge processing of closed integral impellers according to the characteristics of the combined tube electrode group. The electrode mounting seat is designed with electrode tube mounting guide array holes evenly distributed, wherein the installation of the electrode tube adopts a discrete array arrangement to achieve curved surface profiling.

This disclosure provides a height-adjusting structure and electronic device for adjusting the height of a foot pad. The height-adjusting structure includes a linkage mechanism for driving the foot pad to rise or fall. The linkage mechanism includes: a gear set for linkage with the hinge shaft of the electronic device; a transmission link, the first end of which is meshed with the gear set, thereby reciprocating linearly along a first direction under the meshing transmission of the gear set; and a foot pad movement component, linked to the second end of the transmission link and the foot pad, configured to reciprocate linearly along a second direction under the drive of the reciprocating linear motion of the transmission link, thereby synchronously driving the foot pad to rise or fall. When this height-adjusting structure is applied to electronic devices, especially laptops, it can better maintain the overall appearance of the laptop and effectively solve the motion interference problem during the opening and closing of the laptop's display.