61results about How to "Avoid tilting and falling" patented technology

The invention relates to a special transporter for a mine oil drum. The special transporter for the mine oil drum comprises a base. The bottom of the base is provided with wheels. The top of a chassisis provided with a curb frame. The curb frame comprises a support column. The support column comprises a corner support column and a middle support column. The left and right sides of the middle support column are provided with oil drum fixing devices. The oil drum fixing devices are between a front fixing cross rod and a back fixing cross rod. The support column is provided with a brace rod groove. The brace rod groove is provided with a brace rod. The beneficial effect of the special transporter for the mine oil drum is that the oil drum can be convenient loaded and unloaded through the special transporter. The oil drum is fixed and buffered better in a transporting process of the oil drum, the inclined falling and excessive bumping of the oil drum are avoided, and dangers in the transporting process caused by the rollover or inclination of the transporter are effectively avoided. In addition, two oil drums are installed on one transporter, so the working efficiency and the workingsafety are greatly improved, and the working strength of workers is relieved. The special transporter for the mine oil drum further has the advantages of simple structure, lower cost, and convenient maintenance.

The invention belongs to the technical field of mechanical automatic machining, and discloses a portal frame device for mechanical automatic machining. The portal frame device comprises two bases, wherein supporting columns are fixedly mounted in the middles of the top surfaces of the two bases, universal wheels are fixedly mounted on the front and rear sides of the bottoms of the two bases, a topbeam is fixedly mounted at the tops of the two supporting columns, and reinforcing steel pipes are fixedly connected to the front and rear sides of the tops of the bases and fixedly connected with the supporting columns. According to the portal frame device, an output shaft of a servo motor drives a rotating shaft to rotate, free winding and unwinding of steel wire ropes are achieved through rotation of wire winding devices and a connecting shaft, and then the gravity of a movable cross beam acts on the wire winding devices and the connecting shaft; compared with the prior art, acting force acting on the middle of the top beam is dispersed, and it is avoided that the middle of the top beam of the portal frame device deforms and even breaks due to long-term stress; and meanwhile, the steelwire ropes are always in a tensioned state, so that the use safety of the portal frame device is improved.

The invention discloses a water-soluble polymer adhesive. The water-soluble polymer adhesive is prepared from the following materials in weight percent: 30-50 percent of modified starch solution, 1-5 percent of water-soluble polymer, 0.1-0.2 percent of film forming agent, 0.01-0.1 percent of crosslinking agent and the balance of water. In addition, the invention also discloses a method for preparing the water-soluble polymer adhesive. The water-soluble polymer adhesive disclosed by the invention is prepared from the water-soluble polymer and oxidized and gelatinized modified starch solution, aldehyde groups and carboxyl groups contained in the modified starch solution and the water-soluble polymer take effect with each other to mutually dehydrate to form a network structure, simultaneously the modified starch and the water-soluble polymer further cross link and produce crosslinking to form an interpenetrating network structure under the action of the crosslinking agent, and therefore, the water-soluble polymer adhesive just has high adhesion strength in the transverse direction and almost has no adhesion strength in the longitudinal direction.

The invention discloses a cylindrical workpiece length sorting device, which comprises a frame, on which a bottom plate is arranged, the top of the bottom plate is connected to a feeding plate, the bottom of the bottom plate is connected to a first discharge plate, the bottom plate is arranged obliquely, the bottom of the bottom plate One side is provided with a fixed plate, the fixed plate is triangular, the top edge of the fixed plate is horizontal, the bottom edge of the fixed plate is parallel to the bottom plate, and the other side of the bottom plate is provided with a movable plate, the movable plate and the fixed plate are parallel to each other, and the movable plate The shape and size are the same as the fixed plate, and the ends of the fixed plate and the movable plate are connected with the second discharge plate. The invention can automatically separate cylindrical workpieces with different lengths through the fixed plate and the movable plate, the distance between the fixed plate and the movable plate can be adjusted, and can adapt to the sorting of different cylindrical workpieces, which is convenient, flexible and adaptable.

The invention discloses a protective type quick loading mechanism for a vacuum oven. A feeding protective assembly is arranged on the top surface of an objective table; the middle part of one end of amovable frame is equipped with a reduction box; the middle part of the back surface of the reduction box is equipped with a lead screw; opposite side surfaces of two clamping plates are pasted with high-temperature-resistant ceramic plates; the position, which corresponds to a slide block, of the top surface of the objective table is equipped with a slide slot; a pushing assembly is mounted inside a movable frame; a pushing rod end of a second gas cylinder is connected with a pushing plate; an outer threaded tube is placed inside a smooth hole; and one end of the pushing plate is placed witha carrier plate. In a feeding process, a first motor drives the lead screw to rotate, and the lead screw rotates for pulling the two clamping plates to get close to each other for clamping raw materials at the top end of the carrier plate and clamping the raw materials or the placing frame for placing the materials, so that the raw materials are prevented from inclining and dropping; and a secondmotor drives a connecting rod to drive the outer threaded tube to rotate, and the outer threaded tube is screwed into a connecting threaded hole during rotation, so that connection is convenient, manual separation is not needed, and safety is higher.

The invention relates to the technical field of paper processing equipment, in particular to automatic unloading equipment for cut roll paper with a diameter being 23 centimeters. In order to solve the technical problem that cost is relatively high as a great deal of labor power is wasted in an unloading process of the roll paper, the invention provides the automatic unloading equipment for cut roll paper with the diameter being 23 centimeters. The automatic unloading equipment comprises a supporting base, wherein the top of the supporting base is fixedly connected with an arc-shaped supporting plate, two arc-shaped branch plates and a drive motor separately from left to right; the top of the arc-shaped supporting plate is fixedly connected with a roll paper gliding device; and the tops ofthe two arc-shaped branch plates are fixedly connected through a circular ring protective sleeve. The automatic unloading equipment for cut roll paper with the diameter being 23 centimeters reduces needs of manpower resources; and the whole equipment is formed by combining single mechanical structures, is relatively low in production cost, and is relatively low in maintenance cost, so that the roll paper production cost is reduced, and the market competitiveness is improved.

The invention relates to a desk, in particular to a desk facilitating classified placement of books. According to the desk facilitating classified placement of the books, the students can place the books in a classified mode, and other activities of the students are not hindered. The desk facilitating classified placement of books comprises a separation assembly arranged on a desk body, a lower isolation assembly arranged on the desk body, and an upper isolation assembly arranged on the desk body. The desk body is internally provided with a first partition plate and a second partition plate sothat books can be well placed in a classified mode, and a first sliding groove, a first sliding block and a sliding plate are arranged so that the space of each part can be adjusted; the desk is provided with the lower isolation assembly and the upper isolation assembly, books can be placed on the desk body in a classified mode, and the books can be prevented from falling obliquely; the deskis simple and convenient to operate, and the lower isolation assembly and the upper isolation assembly can be freely controlled to be taken up and put down, so that students are not hindered.

The invention discloses detection equipment with an anti-wear structure for metal product production. The detection equipment comprises a base, wherein fixed legs are fixedly connected to both sides of the top of the base; a stretching device is slidably connected to the tops of the inner sides of the fixed legs; a fixed seat is fixedly connected to the top of the base; a transverse plate is fixedly connected to the top of the fixed seat; clamping columns are slidably connected to the two sides of the top of the transverse plate; rubber pads are arranged at the inner sides of the clamping columns; and fixed blocks are fixedly connected to the tops and the bottoms of the outer sides of the rubber pads. According to the detection equipment with the anti-wear structure for metal product production, the effect of preventing wear of parts is achieved, the practicability of the detection equipment is enhanced, the quality of the parts is enhanced, and the problems that when existing detection equipment clamps the parts with too large force, the surfaces of the parts are worn to a certain extent, and the quality of the parts cannot be guaranteed are solved.

The invention discloses a safety protection type child seat comprising a backrest, a seat cushion and side baffles. The two sides of the top of the seat cushion are provided with the side baffles, oneside of the backrest is provided with a mosquito-repelling box, the mosquito-repelling box is internally provided with an accommodating chamber, the mosquito-repelling box is mounted on the backrestthrough a fixing screw, one side of the backrest is provided with a safety belt, the middle portion of the safety belt is provided with a protective sleeve, one side of the protective sleeve is provided with an accommodating bag provided with a zipper, the two sides of the side baffles are provided with a plurality of buckles, the top of each buckle is provided with a bracket, the bracket is connected to the side baffles through a rotating shaft, the two sides of the bottom of the seat cushion are provided with supporting columns, and suckers are disposed at the bottoms of the supporting columns and the bracket. Each supporting column is of a telescopic structure, the length can be adjusted according to the height of a dining table, the ground is adsorbed by the suckers, the seat stabilityis reinforced, the bracket is rotated during the dinning at the dining table, the suckers of the bracket are adsorbed to a table top, the protective effect is enhanced, and children have a safe rangebetween the table top and the seat. The safety protection type child seat is reasonable in design and suitable for popularization and use.

The invention discloses hard box packaging equipment which comprises a conveying device and an anti-deviation arrangement device, wherein a mounting groove is formed in one side of the upper end of asupporting plate, a roller is arranged in the mounting groove through a connecting rod, an overturning arm is mounted at the upper end of the supporting plate at one end of the mounting groove and used for overturning and conveying stacked paper boxes sleeved with plastic bags, transmission belts are symmetrically arranged on the edges of the supporting plates on two sides of the upper end of thetop end opening of the mounting groove correspondingly to clamp and convey stacked paper boxes, and the overturning arms deflect and convey the stacked paper boxes to the upper end of the roller and then are matched with the transmission belts to clamp and convey the stacked paper boxes to the anti-deviation arrangement device at the upper ends of the supporting plates for anti-deviation arrangement. And then the plastic bags are conveyed to a discharging door to be heated and slightly melted through an infrared heating lamp tube on the inner wall of the discharging door, the plastic bags arecondensed to wrap the stacked paper boxes to be packaged, and the stacked paper boxes are tightly sleeved by means of thermoplasticity of the plastic bags, so that the equipment is convenient and rapid to operate, and the plastic bags are good in waterproofness. The waterproof performance of the completely wrapped stacked paper boxes is greatly improved during transportation.

According to the fork arm carrier provided by the invention, after the sensing device senses that goods move in the front-back direction, the corresponding sensing signal is generated. The driving transmission device drives the hydraulic device to press in or suck out hydraulic oil from the first hydraulic elastic piece and the second hydraulic elastic piece after receiving the induction signal, so that one of the first hydraulic elastic piece and the second hydraulic elastic piece extends, and the other one of the first hydraulic elastic piece and the second hydraulic elastic piece is shortened. The first hydraulic elastic piece and the second hydraulic elastic piece stretch or retract to drive the first connecting rod to move in the front-back direction, and then the upper end of the driving arm is driven to swing. The upper end of the driving arm swings to drive the pallet fork to swing, so that goods incline forwards or backwards and move, and the position of the goods in the front-back direction is adjusted. The fork arm carrier provided by the invention can automatically and quickly adjust the position of the goods and prevent the goods from inclining and falling off.

The invention discloses edge banding equipment for rice straw decoration plate production. The edge banding equipment for rice straw decoration plate production comprises an edge banding machine and asupporting device, wherein the supporting device is slidably inserted into the side face of the edge banding machine; a rotating shaft is rotatably installed at the bottom end of the interior of theedge banding machine; coil springs are evenly and fixedly connected to the outer surface of the rotating shaft; a rope belt is connected to the outer surfaces of the coil springs in a wound mode; a limiting sleeve is fixedly connected to the center of the bottom face of the edge banding machine; connecting holes are evenly formed in the center of the side face of the edge banding machine; a toothgroove is formed in the center of one end face of the limiting sleeve; a supporting frame is fixedly installed in the supporting device; a supporting top plate is fixedly connected to the top end of the supporting frame; and a baffle is welded to the side edge of the top end of the supporting frame. According to the edge banding equipment for rice straw decoration plate production provided by theinvention, by adjusting the distance between the supporting device and the side face of the edge banding machine, the supporting device can play a role in supporting straw plates with different sizes,so that the side edges of the straw plates with the large size are prevented from falling obliquely.

The invention discloses a laser spot calibration platform, relates to the technical field of machining equipment, and aims to solve the problems that the Y-direction position of laser welding spot calibration of an existing V362 vehicle type top cover is out of tolerance, and a laser welding surface of a vehicle body top cover is easy to lose efficacy. A first clamping mechanism is arranged at the upper end of the placing platform, a second clamping mechanism is arranged on one side of the first clamping mechanism, a welding seam guide groove is formed in the upper surface of the placing platform, the welding seam guide groove and the placing platform are of an integrated structure, and a supporting column is arranged below the placing platform; the rotating column is arranged at the lower end of the placing platform, the rotating column and the placing platform are of an integrated structure, a rotating shaft is arranged at one end of the rotating column, and the rotating shaft and the rotating column are of an integrated structure; the electric push rod assemblies are arranged on the two sides of the supporting column, and adjusting columns are arranged at the upper ends of the electric push rod assemblies; and the moving column is arranged above the adjusting column.

The invention discloses a high school biologic anti-sleepiness seat which comprises an inner supporting frame, the bottom of the inner supporting frame is fixedly connected with a fixed base, the tops of the outer walls of the two sides of the inner supporting frame are fixedly connected with vertical bearing arms, and the tops of the vertical bearing arms are slidably connected with a mounting device. Lifting handles are slidably connected to the two sides of the top of the mounting device, and a seat backrest is fixedly connected to the top of the back face of the mounting device. According to the anti-sleepiness seat for the senior high school students, the situation that a user shakes left and right when sitting down due to looseness of the inner supporting frame is effectively avoided, then the service life of the inner supporting frame is prolonged, the locking frame can abut against components in contact with the inner supporting frame, and therefore the stopping position of the lifting height of the mounting plate is fixed, and the anti-sleepiness seat for the senior high school students is convenient to use. The problem that the mounting plate descends due to the pressure of a user is effectively avoided, and the convenience of adjusting the mounting plate to a proper sitting posture by the user is improved.