30results about How to "Solve the problem that is difficult to take out" patented technology

The invention provides a double-layer glass trepanning device. A trepanning device body is included and is in a barrel shape. A drill handle is arranged on the top of the trepanning device body. The bottom of the trepanning device body is provided with diamond grinding blocks evenly distributed at intervals in the circumference direction of the trepanning device body. A suction cup is arranged inthe trepanning device body. The adsorption face of the suction cup deviates away from the drill handle. The center of the face, towards the drill handle, of the suction cup is provided with a centering rod. The drill handle is provided with a sliding hole communicating with an inner cavity of the trepanning device body. The centering rod and the sliding hole circumferentially rotate and are in sliding fit in the axial direction. The double-layer glass trepanning device has the advantages that during double-layer glass trepanning, the situation that after head-layer glass trepanning is finished, middle glass leftovers fall into the part between double-layer glass and is hard to take out is avoided.

The present invention relates to the technical field of concrete, in particular to a molding device for the production of concrete block bricks, which includes two side plates that can approach or move away from each other and two fixed plates that are perpendicular to the side plates. The side plate, the fixed plate and a supporting plate can form a sealed mold cavity, all of which are arranged above the bottom plate, and the top surface and the bottom surface of the bottom plate are provided with a plurality of strip-shaped through holes corresponding to each other. Used to clean up sundries in the production process. In the present invention, by using the servo motor to drive the two side plates to separate automatically, the problem that the traditional mold side plate is difficult to take out after the concrete block brick is formed is solved, and, through the mutual approach or separation of the two side plates, Two cylinders can be formed in the inner cavity of the mold, so that holes will appear on the brick body after the concrete is cooled, which reduces the operation steps, saves costs and avoids damage to the strength of the brick body itself caused by punching holes after forming.

Disclosed are a support frame, a pick-up workpiece and a vehicle dashboard. The support frame (100) comprises: a support main body (110) forming an enclosed internal space, and a processing through hole (111) provided on a first surface of the support main body (110), the processing through hole (111) being used for a pick-up workpiece (200) and / or a fastening workpiece to pass through, wherein the maximum size of the processing through hole (111) is B, the processing size of the support frame (100) is b, the maximum size of the pick-up workpiece (200) passing through the processing through hole (111) is L, and the maximum size of the fastening workpiece is l; and B-b ≥ L+l. In the support frame (100), by designing a specific size for each part or each element, various types of fastening workpieces accidentally dropped into the enclosed internal space of the support frame (110) can be extracted therefrom under any extreme scenario, solving the problem of the difficulty in extracting dropped components, while also ensuring that the size of the processing through hole (111) does not affect the bearing strength of the support frame (100), maintaining the original technical effect thereof.

The present invention relates to the technical field of electrospinning, more specifically, to an electrospinning tubular support collection device and electrospinning equipment, including a support frame and a collector rotatably connected to the support frame, and the collector includes a split tubular structure and a Coupling used to constrain the split tubular structure, the coupling is detachably connected to both ends of the split tubular structure; one end of the split tubular structure is connected to a transmission mechanism, and the transmission mechanism is connected to a drive motor; the split tubular structure is conductive Structure, the split tubular structure is applied with a negative voltage, and the fibers formed by the splitting of the charged jet released from the positive voltage end are oriented and collected on the outer surface of the split tubular structure due to the action of the electric field force. The split-type tubular structure of the present invention is a cylinder under the fixation of the coupling. After the coupling is released, the split-type tubular structure is separated, and the tubular support can be easily taken out without destroying the original appearance of the tubular support. Solved the problem that the tubular stent was difficult to take out.

The invention relates to a laser selective melting forming equipment. The equipment at least includes: a two-dimensional mobile device, a forming workbench, a forming cabin, an auxiliary cabin, a powder spreading device, a powder feeding device, a powder recovery device and a laser printer. On the other hand, the two-dimensional moving device is connected and can drive the forming worktable to move between the forming cabin and the auxiliary cabin, wherein the two-dimensional moving device includes a longitudinal drive unit for driving the forming worktable to move longitudinally, and a driving unit for driving the forming work The horizontal drive unit for the horizontal movement of the table. In the sealed state of the forming cabin, the laser printer melts the metal powder on the forming workbench into predetermined parts. The excess powder recovery device is used to recover excess metal powder. The two-dimensional moving mechanism drives the forming The workbench moves from the forming cabin to the auxiliary cabin, and the auxiliary cabin is provided with a pick-up window for removing the parts on the forming workbench.

The invention belongs to the technical field of seedling raising boxes, in particular to a seedling raising box for cultivating high-quality small sweet potato seedlings, comprising a box body, a box cover, a slide plate and a first support plate; hole; the inner wall of the through hole is fixedly connected with a rubber tube; the inside of the rubber tube is provided with a first air cavity; A second air cavity is opened inside in the vertical direction; the second air cavity is connected to any adjacent first air cavity design through a conduit; the other end of the conduit passes through the second handle side wall design; the first A first one-way valve is fixedly connected to the connection between the second air chamber and the conduit inside the handle; the second air chamber is connected to the external design through the air inlet; the second one-way valve is fixedly connected to the inner wall of the air inlet; The invention has a simple structure, can protect the integrity of the root system of the small sweet potato seedlings in the transplanting process, and improves the survival rate of the small sweet potato seedlings transplanted.

The invention provides a complex mold design and demoulding method based on magnetic force, comprising the following steps: inputting the model to be manufactured, and obtaining an initial model after difference operation; creating an internal model of the model to be manufactured; performing difference between the initial model and the internal model After the calculation, the external model is obtained; the internal model is divided to form mold modules that can be taken out; grooves are provided on the splicing surface of each mold module, and magnets are placed in the grooves; the external model is divided and processed at the same time. The hole is used to obtain the pouring port of the material; set the mold entity, put the magnet in the groove position for assembly, pour through the pouring port after assembly, and perform demoulding after cooling and solidification; the method of splitting and splicing is adopted, which is convenient for disassembly and assembly, and the design flexible.

Provided is a lock structure in which a locked state is easily canceled for detachment. A lock projection (21) provided in one member (20) is locked with a lock (31) provided in another member (30) to mutually lock the pair of confronted members (20, 30). A detaching jig (11) is then inserted between the lock projection (21) and the lock (31) to cancel the locked state, and the detaching jig (11) is hung on a wall (25) that is provided in the lock projection (21) to draw the one member (20) wherein the projection (21) is provided. Therefore, in such a lock structure (10), the lock projection (21) is detached from the lock (31) by the detaching jig (11) to cancel the locked state and to draw the lock projection (21), thereby solving a problem that it is conventionally difficult to detach the confronted members even by canceling the locked state.

The invention relates to the technical field of packaging boxes, in particular to a computer hard disk production packaging box convenient for hard disk taking and placing. The computer hard disk production packaging box comprises a packaging box body, a clamping groove is formed in the front end face of the packaging box body, a placing groove is formed in the front end face of the packaging box body, and a limiting block is fixedly connected to the left end of the inner side wall of the placing groove. Elastic pieces are fixedly connected to top end and the bottom end of the inner side wall of the placing groove, a hard disk is arranged in the placing groove, a pull rope is fixedly connected to the bottom end of the inner wall side of the placing groove, a clamping ring is fixedly connected to the inner side of the pull rope, a mounting hole is formed in one side of the packaging box body, a connecting block is fixedly connected to the front end face of the packaging box body, and a buckle is fixedly connected to the front end face of the connecting block. According to the computer hard disk production packaging box convenient for hard disk taking and placing, by arranging the elastic pieces, the pull rope, the clamping ring and the buckle, packaging and fixing are quite convenient, the packaging efficiency of the device is greatly improved, and the problem that the hard disk in the packaging box is difficult to take out is solved; and the computer hard disk production packaging box is quite convenient to use, easy to operate, simple in process and low in cost.

The invention relates to the technical field of grease storage, and specifically discloses an intelligent storage device for grease storage, which includes a bottom plate, a storage tank is installed on the top of the bottom plate through a support plate, a moving mechanism is arranged at the bottom of the storage tank, and the inside of the storage tank passes The jacking mechanism is equipped with a heating plate, and there are several filter holes on the heating plate. The outer wall of the heating plate is fixed with a ring of rubber pistons. The outer wall of the rubber piston and the inner wall of the storage tank are pressed against each other. components. The hot plate of the present invention can heat the lard stored in the storage tank, can melt the solidified lard into a liquid state, and discharge the liquid lard through the discharge port, which solves the problem of lard solidification in the traditional storage tank The problem that it is difficult to take out after the end, and after the liquid lard flows out of the storage tank, because of its liquid state, it can reduce the lard adhered to the inner wall of the storage tank, and ensure the maximum possible amount of lard without causing too much waste .

The invention belongs to the field of metal material processing, and relates to a metal material processing device and processing method for die-casting. The device includes two bases, a lock ring, a support column, a first fixing plate and a support column connected to the middle of a frame, On the right side of the rear side of the frame is connected a broken material processing system, on the right side of the first fixed plate is connected a winding system, the ejector system pushes the ejected part of the metal material into the pulling system, and the pulling system clamps one end of the metal material to carry out Multiple times of horizontal pulling, and then the broken metal material is pulled out for the second time by the broken material processing system and then wound up by the winding system. The invention uses a mechanical method instead of manual pipe taking to improve efficiency, and at the same time solves the problem that the copper pipe is broken when pulled and is difficult to take out, and flattens and rolls the taken out copper pipe to solve the problem of inconvenient transportation for long copper pipes, improving The rough refining effect when the recycled copper pipe is smelted as the die-casting raw material.

The invention provides a forming device and a manufacturing method of a ceramic spring, and relates to the ceramic spring. The forming device of the ceramic spring is provided with a melt spinning forming device, a spring winding forming device, a driving mechanism and a support table. The melt spinning forming device is provided with an upper sealing cover, a mandril, a charging basket, a spinneret plate and a lower sealing cover; the spring winding forming device comprises a chuck body, three arc-shaped clamp plates and a chuck driving mechanism, and the chuck driving mechanism is provided with a big bevel gear and three bevel pinions; the driving mechanism is provided with an electric motor and a controller. The method includes the steps of (1) obtaining a continuous polycarbosilane filament; (2) forming a polycarbosilane spring in a wound mode; (3) carrying out oxidative crosslinking processing; (4) carrying out high-temperature presintering; (5) taking out the ceramic spring; (6) carrying out high-temperature final sintering to obtain a ceramic spring finished product. Thus, the continuous polycarbosilane filament which is small in defect, uniform, compact and controllable in thickness can be obtained, the use reliability declining problem of the ceramic spring due to material defects is effectively solved, and the process is simple and easy to achieve.

The invention discloses a tool for taking out a floating valve element of a drilling tool. The tool comprises an adjustable support, two hooks, a lead screw, an auxiliary nut and a baffle board, two through holes are formed in the two sides of the adjustable support, the lower parts of the two hooks are hooked on a step of the floating valve element, the upper parts penetrate through the corresponding through holes, extend upwards and are locked by hook nuts, the lower part of the lead screw vertically penetrates through the middle part of the adjustable support and extends downwards, the leadscrew is in transmission connection with the auxiliary nut, the auxiliary nut is arranged at the lower end of the adjustable support and detachably and fixedly connected with the adjustable support through a limiting pin, a baffle is rotatably installed at the lower end of the lead screw and abuts against the step face of a floating valve connector body to serve as a support, and the baffle is limited on the lead screw through a locking nut; and the distance between the baffle and the adjustable support can be adjusted by rotating the lead screw, the adjustable support can drive the two hooksto move upwards, and then the floating valve element is taken out. The tool is simple in structure, convenient to use, safe, reliable and wide in application range.

The invention provides a magnetic force-based complex mold design and demolding method. The method comprises the following steps of inputting a to-be-manufactured model, and performing difference setoperation to obtain an initial model; creating an internal model of the to-be-manufactured model; performing difference set operation on the initial model and the internal model to obtain an externalmodel; performing segmentation on the internal model to form mold modules which can be taken out; forming a groove in a splicing surface of each mold module, wherein the grooves are used for containing magnets; performing segmentation on the external model, and meanwhile, digging holes to obtain material pouring ports; and setting mold entities, putting the magnets in the grooves for assembly, performing pouring through the pouring ports after assembly, and performing demolding after cooling and solidification. By adopting a mode of splicing after segmentation, disassembly and assembly are facilitated and the design is flexible and variable.

The invention discloses an automatic press riveting machine specially applied to aircraft combination and installation. The machine comprises a handle, a connecting block, a press riveting machine shell, a press riveting head and a press riveting pad, wherein the handle is in a left-square-bracket shape, a press riveting switch is arranged on the inner side of the handle, the connecting block is arranged on one side of the handle, the handle is tightly welded and fixed to the connecting block, one end of the connecting block is provided with the press riveting machine shell, the connecting block is tightly welded and fixed to the press riveting machine shell, and the press riveting head is arranged at one end of the press riveting machine shell. The press riveting pad is arranged on one side of the press riveting machine shell, the press riveting pad is a movable pad, and an L-shaped sliding groove is formed in one side of the press riveting machine shell. The press riveting cushion isembedded into the press riveting machine shell through the sliding groove and is tightly attached and fixed to the press riveting machine shell. The automatic press riveting machine specially appliedto aircraft combination and installation can achieve handheld press riveting so that a part of complex or large parts can be subjected to press riveting by moving the press riveting machine, and combination and installation are facilitated for workers.

The invention belongs to the technical field related to the drawing of miniature thin-walled metal tubes, and discloses a liquid-filled drawing device and method for miniature thin-walled metal tubes. The liquid-filled drawing device includes a forming component and a pressure control component, and the forming component is symmetrical Structure, which is used to fix the miniature thin-walled metal tube blank and guide it during the drawing process; the two ends of the forming component are respectively connected to the pressure control component through the liquid pipeline; the pressure control component is used to provide pressure liquid through the liquid pipeline For forming components, and used to control the pressure value of the pressure liquid in the micro thin-walled metal tube; The pulling part and the floating part are respectively used for fixing the two ends of the miniature thin-walled metal tube blank, and the miniature thin-walled metal tube blank is connected with the liquid pipeline. The invention can reduce the generation of cracks in drawing, improve the forming limit, improve the efficiency and quality, and reduce the cost.