9 results about "Bilateral symmetry" patented technology

The application discloses a drill rod external thread drill tail machining positioning device, which comprises a walking frame and a walking mechanism arranged on the walking frame, a base bottom plate is slidably arranged on a workbench of the walking mechanism, a vertical support is arranged on the base bottom plate, the vertical support is provided with an obliquely arranged sliding groove, a drill rod positioning piece is arranged in the sliding groove, the drill rod positioning piece comprises an adjusting positioning block, an adjusting pivot and a drill rod clamping seat, the end of the adjusting positioning block is a square groove, and the drill rod clamping seat is arranged in the square groove, the coaxiality of the adjusting pivot and the central mounting ring ensures the stability of rotary adjustment and the repeat positioning precision, the replaceable drill rod clamping seat is matched with the middle sleeve to adapt to drill rods of different specifications, and the universality of the device is improved; the anti-shaking assembly arranged in a bilateral symmetry mode is introduced, the central adjustment is ensured, the clamping seat is kept coaxial with the main shaft of the machine tool at all times, and the deviation or vibration problem caused by eccentricity in the machining process is effectively prevented.

The utility model discloses a robot charging pile that is partial to butt joint belongs to charging pile technical field, including the rotation of guide rail inside installation has the screw rod, the outer surface screw thread connection of screw rod has the sliding block, the fixed mounting of one side of sliding block surface has the locating plate, through the cooperation of above -mentioned each mechanism, realizes the effective location of robot, ensures charging interface butt joint firm, avoids the bad contact, the servo motor of screw rod surface can drive screw rod fast rotation, drives the quick response of sliding block and locating plate and completes the location, promotes the efficiency and accuracy of charging butt joint, the L type fixed plate on the locating plate, buffer spring rod and extrusion block structure not only can provide stable direction for extrusion block, avoid its deviation, still can realize flexible buffering through the elastic action of buffer spring rod, prevent the damage of rigid collision, and the buffer spring rod and extrusion block of bilateral symmetry distribution can exert balanced clamping force, ensure charging interface butt joint, reduce the probability of bad contact.

The invention discloses a double-head engraving machine. The double-head engraving machine comprises a machine frame, wherein two bases in bilateral symmetry and a lifting support are arranged on themachine frame, an engraving device is arranged on the lifting support, and the engraving device comprises a fixing plate and an engraving assembly movably connected with the fixing plate; and the engraving assembly comprises a connecting shaft and engraving heads arranged at the two ends of the connecting shaft, each engraving head comprises an engraving tool, an engraving bottom plate and a rotating motor, the engraving bottom plates are fixed to the connecting shaft, and rotating shafts are arranged on the engraving tools. According to the double-head engraving machine, embossments are fixedthrough the bases; three-dimensional movement of the engraving heads is achieved through the lifting support, the engraving device and the engraving assembly, the direction of the engraving tools canbe adjusted through the rotating motors, engraving at any position is achieved, the engraving precision is high, a left embossment and a right embossment can be engraved simultaneously, the engravingefficiency is high, engraving functions are diversified, and the occupied space is small.

The utility model discloses a control valve part punch press device, including work table, the top side of work table is provided with the frame, the top fixedly connected with the fixed frame of work table, one end of fixed frame is fixedly connected with second hydraulic cylinder, one end of second hydraulic cylinder is fixedly connected with first mounting bracket, the end side fixedly connected with the limiting rod of first mounting bracket, and the limiting rod is about the bilateral symmetry distribution of first mounting bracket's parallel line, work table top fixedly connected with punch press mould, and the both ends of punch press mould are slidably connected with first mounting bracket and second mounting bracket respectively, and first mounting bracket and second mounting bracket are arc structure, and first mounting bracket and second mounting bracket spliced constitute annular structure, and the inner wall of first mounting bracket and second mounting bracket is all provided with the recess, the recess inside all is installed with heating pipe. The device can guarantee the temperature of raw material in punch press mould, thereby guaranteeing the punch press effect of raw material, and improving the quality of fluid flow control valve part.

The utility model discloses a reinforced balance heavy formula forklift side shift structure relates to forklift technical field, including: forklift main part, the front of forklift main part is installed with front stand, the front of front stand is installed with side shift frame, the side shift frame includes square hollow frame body, be provided with first limit sliding rail on the upper end wall of frame body, be provided with second limit sliding rail on the inner bottom wall of frame body, the middle position of frame body inner wall is provided with guide rod, the front of side shift frame bilateral symmetry is installed with two groups of fork frame displacement piece, the inside of frame body is installed with two groups of drive guide piece, the telescopic end of drive guide piece is installed with fork frame displacement piece, and the fork frame displacement piece includes left and right two first assembly platform and second assembly platform. The problem that the existing side shift structure stress concentration, easily influences the service life and the side shift security problem is solved.

The utility model discloses a kind of film cutting device, belong to NC film cutting device technical field, comprising: supporting mechanism, film pulling mechanism, film cutting mechanism and film feeding mechanism, the moving assembly includes two groups of first electric slide rail and two groups of first support plate, the moving assembly further includes screw rod, third motor and two groups of sliding block, the positioning assembly includes two groups of first electric push rod, two groups of lower pressing plate and two groups of adsorption pad. The transverse movement of two groups of first support plate can be controlled by first electric slide rail, realize film material preliminary positioning, two groups of sliding block can be driven by third motor synchronous and move towards or reverse, bilateral symmetry tensile force avoids single side stretching and leads to film deformation, lower pressing plate is vertically pressed by the first electric push rod of sliding block top, utilize adsorption pad to be able to fix film material edge, adsorption pad uses vacuum adsorption to replace traditional adhesive tape fixed, zero residue, no physical damage, avoid false positive caused by glue stain residue.

A stair cleaning robot based on retractable rotational arms, including a cleaning robot body, wherein the cleaning robot body includes a machine body, a control system disposed at the top of the machine body, and a cleaning mechanism disposed at the bottom of the machine body; a first retractable rotational arm mechanism is disposed on the left side of the machine body, a second retractable rotational arm mechanism is disposed on the right side of the machine body, and the first retractable rotational arm mechanism and the second retractable rotational arm mechanism are disposed in a bilateral symmetry manner; the control system includes a control plate, a battery and a radar which are disposed on a control seat; a first reset sensor is disposed near the radar, and a second reset sensor is disposed near the control plate.

The utility model discloses an unmanned plane spraying device for preventing and treating oil tea plant diseases and insect pests belongs to unmanned plane technical field, including unmanned plane main part, the bottom bilateral symmetry of unmanned plane main part is provided with support leg, and the bottom outside of support leg is provided with mounting block, and the one end away from support leg of mounting block is provided with support foot, and the upper end surface center position on support foot is provided with, and the upper end surface of square tube is provided with water tank, the outer lateral wall of square tube is integrally formed with support pipe, and the support pipe is inserted with side support rod, and the below of side support rod is provided with side water pipe, and the below of intermediate support rod is provided with intermediate water pipe, and the bottom of side water pipe and intermediate water pipe is provided with a plurality of spiral spray head equally, the utility model discloses through the insertion of side support rod in the support pipe of square tube, improves the bending -resistance, improves the impact resistance of support rod, and improves the reliability and operation effect of equipment.

A folding base frame capable of forming a U-shaped storage space, comprising a front frame portion (1), a rear frame portion (2), and two connecting seats arranged in bilateral symmetry, thus forming a double-folding base frame. When an upward force is applied to the middle of the base frame to lift and fold the base frame for storage, the front frame portion (1), the rear frame portion (2), and the connecting seats can form a U-shaped storage space (12) having an opening facing downward. The folding base frame can form the U-shaped storage space in a folded state. Also provided is a collapsible wagon using the base frame.