11results about How to "Reduced counter force" patented technology

The invention discloses a cutting device for manufacturing a reinforced concrete prefabricated frame, and relates to the technical field of disc type cutting machines, the cutting device comprises a disc type cutting machine body, one end of the outer surface of the disc type cutting machine body is rotatably connected with a supporting chassis, the top of the supporting chassis is fixedly provided with a gradienter, and the bottom of the supporting chassis is slidably connected with a guide rail; the two guide rails are symmetrically arranged; the slow cutting of the reinforced concrete prefabricated frame is realized by limiting the manual over-fast movement of the disc type cutting machine body, and the slow cutting is beneficial to the realization of a smoother cutting surface because the lower speed allows the blade to be more fully contacted with the material, thereby realizing more uniform cutting force distribution, and improving the cutting efficiency of the reinforced concrete prefabricated frame. The uniform force distribution reduces the tearing and crushing of materials, so that the cutting surface is neater and smoother, meanwhile, the movement speed of the disc type cutting machine body is prevented from being too high, and the cutting precision of the reinforced concrete prefabricated frame is prevented from being influenced by the deviation of the blade in the cutting process.

The utility model discloses an egg sorting device for egg -breeding, relates to egg sorting technical field, including base, the lateral surface fixed mounting of base has the material conveying mechanism, the upper surface fixed mounting of base has rotary unit and guide tube, the fixed mounting of rotary unit has the material grabbing unit, and the protection unit is installed in guide tube, and the fixed mounting of material grabbing unit and guide tube has detection unit. Advantageous effects lie in that the size of egg is detected through the second photoelectric sensing mechanism, the weight of egg is detected through the suspension weighing mechanism, the specification of egg is determined quickly, the top plate and the elastic pad are driven by the force arm and the buffer detection assembly to clamp the egg quickly, the sorting of egg is completed, the egg is buffered and protected through the elastic pad and the buffer detection assembly, thereby effectively improving the efficiency of egg sorting, reducing the collision damage of egg in the sorting process, and guaranteeing the quality after the sorting of egg.

The present invention discloses a tissue clamp, which comprises a connection frame and two clamping arms, wherein the connection frame comprises two connection pieces spaced opposite to each other; the two clamping arms are respectively arranged on opposite sides of the two connection pieces, each clamping arm extends to a side away from the other clamping arm, each clamping arm comprises a bending section connected to the corresponding connection piece and a clamping section connected to the bending section away from the corresponding connection piece, the width of the bending section is smaller than the width of the clamping section, and smaller than the width of the connection piece; not only can the weight of the valve clamping device be reduced, but also the pulling force required to pull up the two clamping arms of the valve clamping device to fit the central axis through the control wire can be reduced, the reverse force borne by the control wire can be reduced, the control wire can be prevented from breaking, and the operation is facilitated. The present invention also provides a valve clamping device provided with a tissue clamp.

The utility model relates to the technical field of battery manufacturing, in particular to a dry-method electrode rolling film-forming production line. The dry electrode rolling film forming production line comprises an extension mechanism, the extension mechanism comprises a driving roller and a plurality of extension rollers matched with the driving roller, the driving roller and the extension rollers are oppositely arranged, the driving roller and the extension rollers are arranged in parallel, and the total length of the extension rollers is smaller than that of the driving roller, the extension rollers and the driving roller which are used for extending a non-coating area of a material belt. Due to the fact that the material belt firstly passes through the extension mechanism to enable the non-coating area to be stretched, and then the coating area is calendered, the non-coating area is calendered and stressed in advance to release stress in advance, when the coating area of the material belt is calendered, the reverse acting force borne by the non-coating area is reduced, and then the flat material belt is obtained. And the non-coating area of the pole piece does not wrinkle after being stretched.

The utility model relates to the technical field, and discloses a fireproof door with a protection mechanism, the fireproof door comprises a door and a door frame, an anti-damping mechanism and the protection mechanism are arranged inside and on the surface of the door, the protection mechanism comprises a first fixing rod, the inner wall of the door is fixedly connected with the first fixing rod, and the inner wall of the door is fixedly connected with the second fixing rod. The left side of the first fixing rod is fixedly connected with one end of a third spring, the other end of the third spring is fixedly connected to the right side of the anti-collision plate, the inner wall of the door is fixedly connected with a first spring, and the end, away from the door, of the first spring is fixedly connected with a first connecting rod. When a person collides with an anti-collision plate, the anti-collision plate drives a second fixing rod, the second fixing rod drives a first connecting rod, the first connecting rod drives a connecting column to be separated from a gear column downwards, at the moment, a damper is loosened, the reverse acting force generated during collision is effectively weakened, and therefore the person is protected against injuries.

The utility model relates to a roller passing transmission speed compensation mechanism which comprises a main driving assembly, a transmission part and a roller passing assembly, the main driving assembly and the roller passing assembly are installed on a machine frame, the main driving assembly is connected with the roller passing assembly through the transmission part, and the main driving assembly comprises a main driving roller, a transmission shaft, a motor, a driving wheel and an installation base. The mounting seat is mounted on the rack, the motor is mounted on the mounting seat, the main driving roller and the driving wheel are fixedly arranged on the transmission shaft, the transmission part is connected with the driving wheel, and the motor drives the transmission shaft to rotate. According to the passing roller transmission speed compensation mechanism, the main driving assembly and the passing roller assembly are connected through the transmission piece, it is guaranteed that the main driving assembly and the passing roller assembly can rotate synchronously when transmitting pole pieces, the reverse acting force on the pole pieces caused by passing roller inertia can be greatly reduced, the passing roller of 150 mm is adopted for transmitting the pole pieces, the pole lug turnover probability is reduced by 50%, and the pole piece transmission speed is improved. The passing roller is installed in a two-end fixing mode, and the strength of the passing roller is improved.

The present application relates to cable copper wire processing technical field, and disclose a kind of adjustable cable copper wire wire drawing forming machine, including shell, the top of the shell is equipped with extrusion wire drawing device, one end of the shell is equipped with winding roller, the both sides of the top of the shell are provided with chain, the surface of the chain is provided with several clamping rods, the one side of the winding roller is provided with conical barrel, the one side of the conical barrel is fixedly connected with threaded sleeve, further including flow guide shell and bristle.The adjustable cable copper wire wire drawing forming machine, through transverse mechanism makes conical barrel differentiates movement before and after, copper wire is clamped and flattened when moving forward, reset quickly when moving backward;Rotary mechanism lets conical barrel rotate when moving, improves the uniformity of smoothing, lubricating mechanism makes flow guide shell synchronous rotation, and lubricating liquid is coated on copper wire;Clamping mechanism multi-region clamping delivery avoids fracture, and each mechanism is coordinated, improves wire drawing quality and efficiency.

The present application discloses a museum wall cabinet, which relates to the technical field of display cabinets. The museum wall cabinet comprises a cabinet body, wherein the cabinet body comprises a vertically arranged and parallel top edge and bottom edge, and a glass window is arranged between the top edge and the bottom edge; the glass window comprises a plurality of parallel glass plates, and sealing strips are arranged between adjacent glass plates and between the glass plates and the cabinet body; the sealing strip comprises a first sealing strip located between adjacent glass plates and clamped by adjacent glass plates, the first sealing strip is penetrated and provided with an installation long hole along the length direction, and a force strip for pressing against the inner wall of the installation long hole is arranged in the installation long hole; an adjustment mechanism is arranged on the cabinet body, and the adjustment mechanism is used to apply force to both ends of the force strip to adjust the pressing force of the force strip against the inner wall of the installation long hole. The present application has the effect of reducing the bending deflection of the glass plate of the wall cabinet.

The invention discloses an electromagnetic ammunition supply device and an ammunition supply assembly thereof, relates to the field of electromagnetic launchers, and aims to improve the ammunition supply speed and reliability and reduce the ammunition supply energy consumption. On the basis of the bullet loading assembly and the bullet supply assembly, the bullet supply assembly is provided with the shielding coil, the shielding coil wraps the bullet supply assembly, and the shielding coil acts on the magnetic field of the position of the second bullet adjacent to the first bullet and counteracts the magnetic field acting on the position of the electromagnetic coil of the bullet loading assembly. According to the invention, the reverse acting force during bullet loading can be reduced, and the bullet supply reliability is improved.

The utility model provides a shutter awning, and belongs to the technical field of sunshade tools. The problem of how to reduce the failure rate and improve the use safety at the same time is solved. The louver awning comprises a rectangular frame, wherein an inner layer of louver blades and an outer layer of louver blades are arranged in the frame side by side in the length direction. The outer layer consists of outer louver blades I and II at two ends, and is hinged to the frame through fixed seats I and II; the inner layer is composed of adjacent first and second inner louvre blades and a plurality of first and second sliding louvre blades in the middle. The first sliding louver blade and the second sliding louver blade are slidably connected with the frame through the first sliding seat and the second sliding seat, the first sliding seat and the first fixing seat are connected in series through a first steel wire, and the second sliding seat and the second fixing seat are connected in series through a second steel wire. The synchronous belt is driven by a servo motor, an upper side belt body is connected with a first sliding seat, and a lower side belt body is connected with a second sliding seat to form a bidirectional linkage mechanism. Cooperative opening and closing of the inner-layer louver blades and the outer-layer louver blades are achieved through synchronous belt traction, and synchronous adjustment of the angles of all the louver blades is guaranteed through steel wire transmission. According to the shutter awning, the failure rate can be reduced, and meanwhile the use safety is improved.

This invention belongs to the field of parts processing technology and discloses a method for processing niobium flange sealing grooves. The method includes the following steps: controlling a cutting tool to cut the niobium flange at the location to be processed in the sealing groove according to a preset method, while continuously pouring coolant onto the cutting tool during the cutting process; and grinding the groove wall using a grinding tool. The preset method includes the following steps: S21, controlling the cutting tool to cut the niobium flange in N segments along the width direction of the sealing groove, with each segment having a cutting width of B and a cutting depth that increases progressively in an arithmetic progression with a tolerance of H; B is 1 / N of the sealing groove width, and H is 1 / N of the sealing groove depth; S22, repeating step S21 N-1 times in a progressively decreasing arithmetic progression until the sealing groove is completed, wherein the tolerance of the number of segments is 1. This method for processing niobium flange sealing grooves can reduce tool wear, extend tool life, and ensure the processing accuracy of the sealing groove.