168results about How to "Prevent sliding left and right" patented technology

The invention discloses a polishing device for processing board surfaces. The polishing device comprises a mounting platform and a polishing mechanism, wherein supporting rods are arranged on the mounting platform; a working platform is arranged on the supporting rods; a fixing seat is arranged on the working platform; a clamping mechanism is connected on the fixing seat; a movable clamping block is arranged at one end of the clamping mechanism; a sliding seat is arranged on the bottom surface of the movable clamping block; a sliding platform is arranged on the working platform; the sliding seat slides on the sliding platform; a fixed clamping block is arranged on one side of the sliding platform; a driving mechanism is arranged on the working platform; a first sliding block is connected on the driving mechanism in a sliding manner; a fixing mechanism is arranged on the working platform; a second sliding block is connected on the fixing mechanism in a sliding manner; a lifting mechanism is arranged between the first sliding block and the second sliding block; and the polishing mechanism is arranged on the lifting mechanism. According to the polishing device, through the combination of the clamping mechanism and the driving mechanism, a moving type polishing operation effect of the polishing mechanism is achieved, the polishing operation does not need manpower assistance, the working efficiency is high, and the cost is reduced.

The invention relates to a gumming device, in particular to a shoemaking gumming device, and aims to provide the shoemaking gumming device being accurate in gumming position, comprehensive in gumming, and visual enough for observation. The shoemaking gumming device comprises a left bracket, an accommodating rack, a first slider, a stay wire, a first slide rail, an electric reel, a right bracket, a second slide rail, a third slider, a third slide rail, a first electric push rod, a fifth connecting rod, a supporting seat, a top plate, a fourth connecting rod, a cylinder, a fixing plate, a swing rod, a piston, a cylinder body, a third connecting rod, a second connecting rod, a first connecting rod, a pressing block, a second slider, a lifting rod and a bottom plate. The shoemaking gumming device has the effects of being accurate in gumming position, comprehensive in gumming, and visual enough for observation; being fast in gumming speed, reasonable in design, and convenient to use, the shoemaking gumming device is highly practical.

The invention discloses a comprehensive trough bridge, comprising a trough, grounding holes, bolt installation holes, bolt sleeves, connectors, bolts, cover plates, self-tapping wires and cables, the two ends of the trough The bolt installation holes are installed, the grounding hole is installed on one side of the bolt installation holes, the two trough bridges are connected by the connecting piece, and the connecting piece and the trough bridge Through the fixed connection of the bolts, the bolts are installed in the bolt installation holes, the bolt sleeves are installed on the bolts, the cover plate is installed on the top of the groove bridge, and the cover plate and the The trough bridge is fastened and connected by the self-tapping thread, and the cable is installed inside the trough bridge. The trough bridge has a simple and convenient installation process, and can play a role in both the horizontal bridge and the vertical surface. Very good firming effect.

The invention relates to bending auxiliary equipment, in particular to bending auxiliary equipment for a bamboo fiber board. The technical aim of the bending auxiliary equipment for the bamboo fiber board is that one-man operation and using can be achieved, and the bamboo fiber board can be automatically pushed away. The bending auxiliary equipment for the bamboo fiber board comprises a bottom plate, supporting rods, mounting frames, guiding plates and the like; and the supporting rods are arranged on the periphery of the top of the bottom plate correspondingly, the tops of the adjacent supporting rods between the front part and the rear part are jointly provided with the corresponding mounting frames, and the guiding plates are mounted on the mounting frames. Through rubber pressure rods,when the equipment conducts cutting operation, the bamboo fiber board can be effectively fixed to be prevented from sliding left and right under the action of a cutter, and a stable operation environment is provided for a worker.

The invention discloses a mold changing trolley capable of centering a mold and making the mold be universal. The mold changing trolley comprises a pulley, a chassis, a jacking base plate, mold changing platforms and centering mechanisms; the jacking base plate is fixed to the top of the chassis by virtue of a plurality of lifting columns and is fixedly provided with two mold changing platforms; a side plate at the outer side of each mold changing platform is provided with one centering mechanism; each centering mechanism comprises a guide sliding plate, a rolling wheel, a proximity transducer and a telescopic rod; each guide sliding plate is arranged vertically; the bottom of each guide sliding plate is provided with an arc-shaped groove; each guide sliding plate at the corresponding side of the corresponding arc-shaped groove is connected with the side plate at the outer side through one corresponding telescopic rod; and one side, in the same direction with the side plate at the inner side, of each guide sliding plate is provided with the corresponding proximity transducer. Before mold filling, the mold changing trolley disclosed by the invention disclosed by the invention can be used for automatically centering the molds different in width on the mold changing platforms, can realize adjustment and centering of the mold position without use of manpower, and meanwhile is high in universality and can be used for changing the molds according to different types of injection molding machines.

The invention relates to a pipe gallery pipe horizontal sliding transportation device. An underground comprehensive pipe gallery top plate template is installed; a straight thread sleeve pre-buried position line is given out according to a monorail crane burying piece position map designed in advance; a straight thread sleeve is pre-buried on a bottom board according to the straight thread sleeve pre-buried position line; the lower end of the straight thread sleeve is sealed and blocked; the end portion of the outer end of the straight thread sleeve is glued to the upper surface of the top plate template; concrete is poured, and the top plate template is detached after the concrete reaches mould removal strength; a monorail crane rail is installed through a bolt; and the monorail crane rail is provided with a monorail crane. According to a pipe gallery pipe horizontal sliding transportation method, the thread sleeve is pre-buried to fabricate the detachable sliding rail for transporting pipes; the thread sleeve is pre-buried in a floor, then the bolt for the rail is installed on a top plate, and next the electric monorail crane is adopted for pipe transportation, so that a great amount of manpower is saved, personnel health is guaranteed, pipe transportation and installation efficiency is improved, and the construction coat is lowered.

The invention discloses a sock with an article placing function. The sock with the article placing function comprises a sock body and a rib top which is provided with an interlayer; the inner side ofthe rib top is provided with an opening communicated with the interlayer; the sock further comprises an ear part, the two ends of the ear part are connected to the two long sides of the opening respectively, a space formed by the ear part and the opening is communicated with the interlayer, and the ear part is provided with at least one window for articles to be placed. In the sock with the article placing function, the inner side of the rib top is provided with the opening and the ear part which is provided with the windows, in this way, the articles such as a mobile phone, a key, coins, bankcards can be stuffed into the interlayer space through the windows of the sock, and the sock has an effect of storing articles; when the articles are stored in actual situations, the outer layer of the rib top fixes the articles firmly, the inner layer of the rib top is further firmly fixed to the shank, and in this way, the articles are prevented from moving up and down or left and right in theinterlayer of the rib top; at the same time, articles cannot abrade the skin because they are not in direct contact with the skin, and both the safety and comfort of the sock are good.

The invention discloses an undisturbed switching control method of a pneumatic regulation valve. The undisturbed switching control method of the pneumatic regulation valve relates to a device body anda first cavity formed in the device body. A first rotary shaft which extends upwards and downwards is rotatably arranged in the first cavity. The tail end of the top of the first rotary shaft is in power connection with a motor fixedly arranged in the top end wall of the first cavity. According to the undisturbed switching control method of the pneumatic regulation valve, the structure of a device is simple, the performance is reliable, and mounting, maintenance and repair are convenient; the device can automatically detect the rate of flow passing through the device and compares the flow rate with an initial setting, automatic dynamic regulation is conducted according to the flow rate, and thus, it is ensured that the rate of flow passing through the valve is constant; meanwhile, the device can be switched into a manual mode according to requirements, the flow data and the operating state of the device are not changed in the switching process, and thus, undisturbed switching betweenthe automatic mode and the manual mode is achieved; and in addition, the device can generate compressed gas through a micro gas pump, and an external gas source is not needed, so that the mounting procedure is greatly simplified, and the maintenance cost of the device is reduced.

The invention discloses a polishing device for hardware processing, and relates to the technical field of hardware processing. A load bearing plate is included, and the top of the load bearing plate is fixedly connected with a sound insulating frame; the left side of the top of the load bearing plate is fixedly connected with a cold air cyclic refrigerating device, and a dust removing device is fixedly connected with the bottom end in the sound insulating frame; an operation plate with holes is arranged in the sound insulating frame, and the top of the operation plate with holes is fixedly connected with a supporting plate; the left and right sides of the top of the supporting plate are each fixedly connected with a fixed plate, and the left side of the inner wall of the sound insulating frame is fixedly connected with a motor box; and a motor is fixedly connected in the motor box, and an output shaft of the motor is fixedly connected with a polishing wheel through a speed reducer. Thepolishing device for hardware processing achieves the purposes that cyclic cooling of air is achieved, cooling is continuously and effectively performed on the device, liquid nitrogen resources are saved, initial cost is reduced, dust is purified, the protection environment is protected, and the body health of production workers is guaranteed.

The invention relates to a mechanical sealing assembly capable of avoiding material accumulation. The assembly comprises a shaft sleeve and a stationary ring, wherein a rotating shaft penetrates through the inside of the shaft sleeve, the right end of the shaft sleeve is connected with a movable ring sealing gasket through a left clamping groove, the left end of the stationary ring is provided with the movable ring, and the outer end of the movable ring is connected with the shaft sleeve through a clamping block and a connecting groove; the upper end of the stationary ring is connected with astationary ring seat through a connecting block and the connecting groove, and the right end of the stationary ring is provided with a stationary ring sealing gasket; the right end of the stationary ring sealing gasket is connected with the stationary ring seat through a right clamping groove, the outer end of the stationary ring seat is provided with a sealing ring, and the outer end of the sealing ring is connected with a gland through a fixing groove and a convex block; the left surface of the gland is provided with a placement groove, a supporting spring is arranged inside the placement groove, and a receiving groove is formed in the periphery of the gland. The mechanical sealing assembly capable of avoiding material accumulation can prevent materials from being accumulated in a gap between the gland and the stationary ring seat, and slip-off of the sealing ring is avoided.

The invention discloses an automatic metal surface treatment device which comprises a left vertical plate, a right vertical plate, a beam plate, a carrier plate, a base plate, a clamp base, a pressing-down mechanism and an abrasive belt. The left vertical plate and the right vertical plate are arranged in parallel. The beam plate is in bridging connection with the left vertical plate and the rightvertical plate. An output shaft of a motor is provided with a driving wheel, the driving wheel is in transmission connection with a driving auxiliary wheel through a belt, an air cylinder is vertically installed on the front surface of an installation plate, a piston rod of the air cylinder is fixedly connected with a pressing-down plate, a middle shaft is sleeved with a left fixing ring and a right fixing ring from the two ends of a supporting sleeve, the left fixing ring and the right fixing ring make close contact with the two end faces of the supporting sleeve correspondingly, and the supporting sleeve is sleeved with a circular pipe which is fixed through the left fixing ring and the right fixing ring. Straight wiredrawing operation of the metal surface can be automatically achieved,wiredrawing straightness, wire flow uniformity and wiredrawing efficiency are improved, the wiredrawing quality of the metal circular pipe is ensured, and the rate of finished products is improved.

The invention discloses a main material clamping device of a full-automatic head pulling machine. The main material clamping device of the full-automatic head pulling machine comprises a left main material clamping device and a right main material clamping device which are arrayed on a tabletop of a rack in a left-right and side-by-side way; the rack is provided with an upper cross beam in a welding way, and the upper cross beam is located rightly above the left main material clamping device and the right main material clamping device; and a left fixed clamping block and a right fixed clamping block are respectively mounted at the positions on the upper cross beam and correspond to the left main material clamping device and the right main material clamping device. With the adoption of the manner, the main material clamping device of the full-automatic head pulling machine is simple and practical in design and structure and is convenient to mount and adjust; and compressed air is used as a power source for operating an air cylinder and is clean and pollution-free, so that a blank is effectively prevented sliding left and right when the head pulling machine is used for pulling a head.

The invention discloses a fixing device for use during hoisting of a petroleum pipeline. The fixing device comprises two hoisting rings, wherein the inner diameters of the hoisting rings are matched with the outer diameter of the petroleum pipeline; the hoisting rings are made of rubber; connecting rods are connected between upper and lower ends of the two hoisting rings; the connecting rods havetelescopic rod structures, and are adjustable in lengths; outer walls of upper tops and outer walls of both sides of the hoisting rings are provided with hoisting buckles respectively; connection lines between the hoisting buckles on the tops and the hoisting buckles on both sides construct an equilateral triangle; the hoisting rings are connected with pipeline edge fixtures through fixing ropes;the pipeline edge fixtures are used for clamping end parts of the petroleum pipeline. By adopting the petroleum pipeline hoisting appliance disclosed by the invention, two ends of the pipeline can befixed simultaneously through the two hoisting rings, so that both sides of the pipeline can be kept balanced in order to prevent the pipeline from swinging leftwards and rightwards; the three hoistingbuckles on each hoisting ring are distributed in the form of a regular triangle, so that the stability of the hoisting rings is ensured during hosting of a clamping device, upward and downward swinging is avoided, and the pipeline can be hoisted stably.

The invention discloses a small mobile station suitable for a D2D communication technology in 5G communication, and relates to the technical field of 5G communication. the small mobile station specifically comprises a moisture-proof protection frame, a mobile station cabinet and an ejector rod, a supporting plate is fixedly welded to the inner wall of the top end of the damp-proof protection frame. a heat dissipation mechanism is seamlessly connected to the inner wall of the partition plate in a penetrating manner; the surface of the mobile station cabinet is hinged with a door plate; the sidewall of the mobile station cabinet is provided with a limiting mechanism, the ejector rod is fixedly welded to the top end of the mobile station cabinet, tightening grooves are formed in the two sides of the outer wall of the ejector rod, a mounting groove is formed in the edge of the tail end of the mobile station cabinet, and a clamping mechanism is mounted between the inner wall of the moisture-proof protection frame and the guide plate. According to the small mobile station suitable for the D2D communication technology in 5G communication, under the action of external thrust, the guide plates can slide left and right in the sliding grooves through the sliding blocks, the distance between the guide plates can be adjusted, the protection effect on the mobile station cabinets is achieved, and the mobile station cabinets of different specifications can be clamped.