48 results about "Cylinder mold" patented technology

The invention relates to the technical field of composite material forming, and provides a fiber composite material barrel forming method which comprises the following steps: laying a fiber layer on the outer side surface of a barrel mold by fiber materials; carrying out pre-curing treatment on the fiber layer; the fiber layer is pulled to move on the outer side face of the barrel mold in the traction direction; laying a second fiber layer; carrying out pre-curing treatment; repeating the previous steps to form all fiber layers; and performing final curing treatment to obtain a barrel finished product. In this way, the multiple fiber layers are sequentially laid in the traction direction, and pre-curing treatment is carried out after laying of each fiber layer is completed. And therefore, the adhesive force with the cylinder mold is reduced, and the cylinder mold can move along the axial direction. The continuous laying of the fiber layer and the continuous forming of the barrel finished product are realized. And meanwhile, the length of a barrel product can be cut according to the design requirement, the length of the barrel product is not limited by the length of a barrel mold, and the flexibility is good. The invention further provides a production line.

The utility model discloses a forming mold for a front door A-pillar joint angle of a vehicle door glass trough, and relates to the technical field of injection molds for automobile parts. Comprising a lower mold and an upper mold, the upper mold is movably arranged at the top of the lower mold, a floating plate is arranged at the top of the lower mold through a nitrogen spring, a first injection molding module and a second injection molding module located on one side of the first injection molding module are arranged at the top of the floating plate, and the first injection molding module and the second injection molding module form a first injection molding cavity. An oil cylinder action of an existing mold rising floating plate is canceled and replaced by a nitrogen spring, after injection molding is completed and equipment opens the mold, the floating plate rapidly rises under the action of the nitrogen spring, a complex oil cylinder mold opening action is simplified, the production efficiency is improved, the mold development cost is reduced, meanwhile, the customer requirements are met, and the product quality is improved. The top strip trough material is controlled by the fourth air cylinder to complete mold insertion, rapid assembly and disassembly are achieved, the labor intensity of workers is relieved to the maximum degree, and the machining efficiency is improved.

The utility model discloses an oil cylinder air tightness testing device which comprises a bottom plate, a sliding groove is formed in one side of the top of the bottom plate in an inward concave mode, adjusting openings are formed in the two sides of the sliding groove respectively, clamping assemblies are arranged in the adjusting openings in a sliding mode, the clamping assemblies are fixedly connected with the middles of the two ends of a placing plate respectively, and the placing plate is arranged in the sliding groove in a sliding mode. Positioning assemblies are movably arranged at one end of the adjusting opening and movably arranged on the two sides of the bottom plate. The other side of the top of the bottom plate is fixedly connected with one end of a supporting column, the other end of the supporting column is fixedly connected with the bottom of one side of a fixing plate, the other side of the fixing plate is slidably sleeved with a movable rod, one end of the movable rod is hinged to a pressing assembly, the pressing assembly is movably arranged at the top of the fixing plate, and the other end of the movable rod is fixedly connected with a connector. A corresponding oil cylinder mold is placed on the containing plate, the oil cylinder is supported by the mold, the mold is limited and fixed through the clamping assembly, then the oil cylinder position fixity is kept, and the containing plate moves in the sliding groove and is pushed to the end of the sliding groove.

The utility model relates to the technical field of lift shaft climbing cylinder formworks, and discloses a combined lift shaft climbing cylinder formwork device which comprises formworks, connecting blocks are fixedly connected to the outer walls of the formworks, connecting grooves are formed in the formworks, mounting grooves are formed in the formworks, tongue pieces are fixedly connected to the outer walls of the formworks, and the tongue pieces are fixedly connected to the outer walls of the formworks. A clamping groove is formed in the formwork, a sleeve is slidably connected to the interior of the formwork, a first limiting column is fixedly connected to the interior of the sleeve, and symmetrically-arranged clamping blocks are slidably connected to the outer wall of the first limiting column. According to the elevator shaft climbing formwork installation device, through cooperation of the connecting block, the tongue piece, the sleeve, the first limiting column, the first spring and the clamping block, the effect of rapidly installing the elevator shaft climbing formwork is achieved, and the problems that in the installation process, an operator needs to install the formwork through an installation bolt, independent reinforcement needs to be conducted between the formworks, and installation is not convenient are solved. The problem that the formwork is inconvenient to install is solved, and the construction efficiency of the formwork of the climbing cylinder of the elevator shaft is improved.

The invention belongs to the technical field of thermal field equipment, and discloses a guide cylinder for a thermal field and a manufacturing method of the guide cylinder. An integrated fiber prefabricated body is prepared on a mold, in the process, by controlling fiber layer laying, a barrel prefabricated part with the low fiber volume content, a ring prefabricated part with the high fiber volume content and a gradient transition area connecting the barrel prefabricated part and the ring prefabricated part are formed in the prefabricated body, and then a Z-direction reinforcing technology is adopted to enable the barrel prefabricated part, the ring prefabricated part and the gradient transition area to form a whole with continuous fibers; and carrying out densification treatment on the prefabricated body. By constructing an integrated structure with gradient performance, the guide cylinder body has excellent heat insulation performance, and the bottom ring piece has high mechanical strength. An anti-scouring functional layer with a reinforced bonding interface can be preferably arranged on the inner wall, and a bionic microscopic groove is machined, so that the structural reliability and the performance matching degree of the guide cylinder are cooperatively improved, and the service life of the guide cylinder is prolonged.

The utility model relates to the technical field of recycled concrete, and discloses an anti-seepage recycled concrete permeability detection device which comprises a barrel formwork, a plurality of anti-seepage parts are arranged in the barrel formwork and are connected in a clamped mode, two sealing rings are arranged in the barrel formwork, extrusion rings are arranged on the upper surfaces of the two sealing rings, and the extrusion rings are connected with the barrel formwork in a clamped mode. A plurality of detection pieces are mounted on the inner walls of the anti-seepage pieces, and a pressure cover is arranged above the uppermost barrel mold. According to the impermeable recycled concrete permeability detection device, pressure can be applied to a sealing ring through the cooperation of the sealing ring and an extrusion ring, so that the sealing ring can be in closer contact with an impermeable piece close to the sealing ring after being pressed, and the sealing performance of the plurality of impermeable pieces is improved; a water source can be uniformly sprayed onto the concrete test piece through the cooperation of the mounting rotating piece, the drainage pipe and the spray head, and an anti-permeation test can be performed on the test piece in the anti-permeation pieces through water pressure when the water source in the anti-permeation pieces is increased.

The angle-adjustable automatic vibration concrete mold comprises a fixed machine body and a driving motor, the fixed machine body and the driving motor are fixedly installed on the ground, a winding roller is fixedly installed on an output shaft of the driving motor, a winding steel wire rope is wound on the surface of the winding roller, and an arc-shaped sliding way is fixedly installed in the fixed machine body; and a limiting sliding block is movably sleeved with the arc-shaped sliding way in a limiting mode, a cylindrical mold is fixedly installed at the top of the limiting sliding block, and a fixed lantern ring is fixedly installed on the outer side wall of the cylindrical mold. According to the device, the inclination angle of the cylindrical mold is adjusted by winding and unwinding the winding steel wire rope through rotation of the winding roller, meanwhile, the inclination angle of the cylindrical mold can be determined by observing the rotation angle of the angle pointer and comparing the rotation angle with the angle dial plate, and accurate and rapid adjustment of the angle of the cylindrical mold can be achieved; and various inclined cylinders with different angles can be built through a group of cylinder molds, so that the production cost is greatly reduced.

This application relates to the field of bearing processing, and specifically discloses a TC bearing and its production process. The TC bearing includes a TC bearing and a wear-resistant layer. The wear-resistant layer includes wear-resistant cemented carbide, wear-resistant powder, and a cylindrical mold. The wear-resistant cemented carbide is adhesively bonded to the surface of the TC bearing. The main raw material of the wear-resistant cemented carbide is tungsten carbide. The outer surface of the TC bearing is sleeved with the cylindrical mold. The wear-resistant powder is filled between the wear-resistant cemented carbide and the cylindrical mold. The wear-resistant layer is sintered by plasma surfacing technology. Its preparation method is as follows: find good concentricity; introduce the wear-resistant powder into the barrel; weld; cool, and then perform grinding to remove excess material and grind to the finished size. The TC bearing of this application can be used for mechanical wear-resistant processing, and it has the advantage of good wear resistance. In addition, the preparation method of this application has the advantage of closer connection.

The invention provides multi-head heat shrink tube oil type expanding equipment, and relates to the technical field of heat shrink tube expanding equipment, the multi-head heat shrink tube oil type expanding equipment comprises a tube expanding machine main body, a plurality of tube expanding outer cylinder molds are mounted on the tube expanding machine main body, a mounting groove is formed in one end of each tube expanding outer cylinder mold, and a tube expanding inner cylinder mold is mounted in each mounting groove; a working channel is formed in the pipe expanding inner cylinder mold in a penetrating mode. According to the oil type expanding equipment for the multi-head heat shrink tube, through the arrangement of the tube expanding machine body, the tube expanding outer cylinder mold, the tube expanding inner cylinder mold, the cooling mechanism and the wiping mechanism, the heat shrink tube is subjected to tube expanding treatment in an internal expanding mode, and the heat shrink tube is subjected to cooling forming; and glycerin on the outer wall of the heat shrink tube is wiped and cleaned through the wiping mechanism, traditional cleaning procedures are reduced, environment pollution caused by water mist generated by mixing water into glycerin is reduced, the workshop space occupied by cleaning equipment is reduced, workers can conveniently and reasonably utilize the workshop space, and the space utilization rate is increased.

The utility model discloses a heavy pressure slow -releasing mechanism based on dynamic feedback belongs to mechanical pressure control technical field, the utility model discloses a polyurethane buffer block precontacting absorption impact energy is arranged at the upper die support column end, and the synergic compression mechanism of pressure guide column and spring is combined, realizes the staged pressure slow -releasing of the mold closing process. Further through the real -time feedback of pressure sensor to PLC controller, dynamic regulation inlet pressure makes the mold closing end pressure smooth transition to the set value. The utility model discloses a heavy pressure slow -releasing mechanism based on dynamic feedback has solved the problem of big noise, high cost of traditional air cylinder mold closing, and the mechanism has successfully been applied to the automobile sunshade curtain detection tool, and the mold closing noise is greatly reduced, and the synchronous precision has been effectively improved.

The utility model relates to an extrusion device for an automobile sealing strip and belongs to the technical field of automobile sealing strip extrusion equipment. Comprising a bottom plate, a first plastic extruding machine and a second plastic extruding machine, the first plastic extruding machine and the second plastic extruding machine are distributed on the bottom plate in a right-angle mode, a forming cylinder die is installed on the bottom plate at the intersection of the first plastic extruding machine and the second plastic extruding machine through a supporting seat, and the forming cylinder die is connected with the first plastic extruding machine through a first forming die head. And the forming cylinder die is connected with the second plastic extruding machine through a second forming die head. According to the extrusion device for the automobile sealing strip, different molten materials can be jointly extruded, the subsequent process of manually smearing glue for bonding is avoided, the manual labor amount is effectively reduced, and meanwhile the product consistency can be guaranteed through the co-extrusion mode.

The invention relates to the technical field of metal part forming machining, in particular to a thin-wall curved surface component forming machine tool and an artificial intelligence system. The forming machine tool comprises a machine tool body as well as an extrusion rod assembly, a mold and an ejector rod which are arranged on the machine tool body from top to bottom, the die comprises an outer cylinder die, a lower concave die and an upper concave die, the lower concave die and the upper concave die are arranged in the outer cylinder die, a center through hole and a plurality of axial through holes are formed in the upper concave die, and the metal thin-wall cylinder is placed between the upper concave die and the lower concave die. The inner side and the outer side of the metal thin-wall cylinder are respectively an inner metal filling space and an outer metal filling space which are used for filling metal; the extrusion rod assembly is used for driving the upper female die and the lower female die to be closed, a formed metal thin-wall spherical shell is obtained, and internal metal and external metal conduct back pressure follow-up. And the ejector rod penetrates through a central bottom hole of the lower concave mold and is used for opening the mold and ejecting the formed metal thin-wall spherical shell. The method has the advantages of high yield, few microcosmic wrinkles and cracks, long fatigue life and the like.

The construction method of the self-climbing barrel formwork equipment comprises the steps that an embedded box is embedded in a poured barrel structure, the self-climbing barrel formwork equipment is installed on the poured barrel structure and jacked to a to-be-poured floor, a control unit controls a telescopic rod to extend so that a barrel corner formwork and a plane formwork can be assembled, and the self-climbing barrel formwork equipment can be formed; a concrete barrel structure is poured after the barrel outer formworks are closed and reinforced, after concrete reaches the strength required by design, the barrel outer formworks are removed, and the control unit controls the telescopic rods to contract so that the barrel corner formworks and the plane formworks can be removed; the control unit controls the hydraulic oil cylinder to contract, so that the climbing beam climbs and supports the embedded box on the same layer with the supporting beam; the control unit controls the hydraulic oil cylinder to extend, so that the supporting beam climbs and is supported on the pre-embedded box on the upper layer, and the climbing platform enters a construction state; and the concrete pouring construction of the cylinder structure is completed layer by layer by repeating the steps.

The application discloses a high-strength nanometer composite screw material based on a concentric fiber cylinder structure and a preparation method thereof. Specifically, 1) first, a PLGA fiber cylinder material with a diameter gradient is woven; 2) using an in-situ mineralization process, hydroxyapatite is mineralized on the surface of graphene oxide to obtain a GO / HA nanofiller, and a cold explosion method is used to prepare an alkali-dissolved chitosan / cellulose mixed solution which is compounded with the GO / HA, and the solution is defoamed through low-speed centrifugation; 3) the fiber cylinder is concentrically sleeved and fixed in an open cylinder mold, the above solution is cast on the wall of the mold, and the mold is transferred to a 60-80 DEG C condition for in-situ gelation; 4) after dialysis, the mold is transferred to a rotary drying device for drying and dehydration, and the required high-strength nanometer composite screw material is obtained after turning according to a drawing. The screw material adopts the GO / HA filler which has high dispersity and the concentric fiber cylinder structure for reinforcement, and the HA can promote osteogenesis, so that the screw strength and bioactivity requirements are met.

The invention discloses a heavy pressure slow release mechanism based on dynamic feedback and a control method thereof, and belongs to the technical field of mechanical pressure control. The polyurethane buffer blocks are arranged at the tail ends of the upper die supporting columns to absorb impact energy in a pre-contact mode, and staged pressure slow release in the die assembly process is achieved in combination with a cooperative compression mechanism of the pressure guide columns and the springs. Furthermore, the pressure is fed back to the PLC in real time through the pressure sensor, and the air inlet pressure is dynamically adjusted, so that the pressure at the mold closing tail end is stably transited to a set value. According to the heavy pressure slow release mechanism based on dynamic feedback and the control method thereof, the problems of large noise and high cost of traditional air cylinder mold closing are solved, the mechanism is successfully applied to an automobile sunshade curtain detection tool, the mold closing noise is greatly reduced, and the synchronization precision is effectively improved.

The invention discloses manufacturing equipment for dust purification and catalyst-loaded fiber filter tubes, which comprises a suction pump, an outer cylinder mold, an inner cylinder mold and a modeling mold, waste liquid holes are distributed in the outer cylinder mold and are used for communicating with the suction pump, the inner cylinder mold is arranged in the outer cylinder mold, a molding cavity is defined by the outer cylinder mold and the inner cylinder mold, and the molding cavity is communicated with the suction pump. The inner cylinder mold comprises a slurry inlet, a slurry outlet, a flow channel and a liquid outlet hole, the flow channel is arranged in the inner cylinder mold in a U shape, one end of the flow channel is communicated with the liquid inlet, the other end of the flow channel is communicated with the liquid outlet hole, and the flow channel is communicated with the forming cavity through the liquid outlet hole. Therefore, through the design of primary pulp circulation backflow, on one hand, the flowing speed of the fiber primary pulp in the flow channel can be increased, the forming space can be rapidly filled with the fiber primary pulp, and the dynamic fiber pulp fluid enables the fiber primary pulp to be always kept in a higher and more uniform fiber concentration state; and the fibers can grow along the inner wall of the modeling mold more uniformly, the forming efficiency of the fiber tube blank is improved, and the production time is shortened.

This utility model discloses an auxiliary structure for demolding fiberglass cylinders, relating to the technical field of fiberglass production equipment. It includes a base body, a support seat fixedly connected to one side of the upper surface of the base body, a lower mold fixedly connected to the top of the support seat, and an upper mold fixedly connected to the top of the lower mold. The lower mold and the upper mold together form a cylinder mold, and a mandrel is horizontally arranged inside the cylinder mold. A movable component is provided on the side of the upper surface of the base body away from the support seat. One end of the mandrel is connected to the movable component via a locking component. An auxiliary demolding component is provided on the outer side of the lower mold and the upper mold. This utility model, by designing the auxiliary demolding component, allows the air pump to be started and the control valve to be opened after the fiberglass cylinder has solidified in the mold, causing the annular airbag to inflate. The gas enters the gap between the mold and the cylinder through the air holes, effectively reducing the adhesion and friction between them, and significantly improving the demolding effect.

The utility model discloses a novel rain boot forming machine which comprises a machine base and is characterized in that a large bottom die and a die holder are arranged on the machine base, the large bottom die is located on the front side of the die holder, the die holder can be turned over towards the large bottom die, a first power source is correspondingly arranged on the die holder in a matched mode, and a left cylinder die and a right cylinder die are arranged on the die holder. The left barrel mold is arranged on the left side of the right barrel mold in a turnover opening and closing mode, the corresponding left barrel mold is provided with a third power source in a matched mode, the rear side of the left barrel mold is provided with a shoe last, the shoe last can be arranged in a turnover mode towards the left barrel mold, the corresponding shoe last is provided with a second power source in a matched mode, the front side of the left barrel mold is provided with a left middle bottom mold in a turnover mode, and the left middle bottom mold can be turned to avoid to the back face of the left barrel mold. A right middle bottom die is arranged on the front side of the right cylinder die in a turnover mode, the right middle bottom die can be turned over to avoid to the back face of the right cylinder die, and the corresponding die holder is provided with a left cylinder die backward turning avoiding groove and a right cylinder die backward turning avoiding groove. According to the utility model, the problem that a multi-component polymer in the mold flows along with the action of the mold during molding is solved.

The utility model discloses a cement pipeline forming machine provided with an inner mold retracting and stretching mechanism, which comprises a frame, an outer cylinder mold and an inner cylinder mold, and one side of the upper surface of the frame is fixedly connected with a support rod. According to the cement pipeline forming machine with the inner mold retracting and stretching mechanism, through the arrangement of the frame, the outer barrel mold, the inner barrel mold, the supporting rods, the air cylinders, the supporting frame and the pulleys, when the cement pipeline forming machine is used, the outer barrel mold slides to the working position along the supporting rods under the driving of the air cylinders, and a uniform annular cavity is formed by the outer barrel mold and the inner barrel mold; the concrete is injected into a cavity between the outer cylinder mold and the inner cylinder mold from the top of the equipment; a vibration device is started, so that bubbles are discharged from the compact concrete; a supporting frame slides upwards along a supporting rod; a user pushes a second supporting plate to drive the pulley to move inwards; and the second supporting plate drives the inner cylinder mold to move to break away from the inner wall of the pipeline to complete demolding.

The application discloses a self-opening-mold multi-cylinder EVA foaming machine and belongs to the technical field of foaming machines. The foaming machine comprises a base, a lower support fixedly installed on the upper surface of the base, an upper support connected with the lower support through a supporting column, and a frame of the foaming machine formed by the lower support, the supporting column and the upper support. Four limiting plates are installed between the upper support and the lower support, and a mold plate is arranged in the space between the upper support and the lower support. The mold plate is provided with a bayonet at each corner and is slidably connected with the four limiting plates. The auxiliary mold opening mechanism can prevent the mold plate from being adhered to the material, helps to realize the self-opening-mold purpose, ensures smooth mold opening, and additionally, the cooling mechanism can cool the mold plate once during the mold opening process, which helps to solidify the material, is favorable for demolding, avoids excessive temperature drop to increase subsequent energy consumption, and enables the mold plates to be mutually adsorbed, thereby helping to reduce the energy consumption of the multi-cylinder mold assembly.

The utility model relates to the technical field of wax mould production, in particular to a wax mould ejection mechanism which comprises a wax mould casting table, supporting legs are fixedly installed at the bottom of the wax mould casting table, and a transmission ejection assembly is installed on the wax mould casting table. The transmission ejection assembly comprises two symmetrically-arranged half-mold-body molds, semicircular grooves are formed in the inner sides of the half-mold-body molds, electric telescopic rods are connected to the side edges of the half-mold-body molds, upper hydraulic rods are arranged over the two half-mold-body molds, connecting columns are installed at the output ends of the upper hydraulic rods, and inner barrel molds are fixedly connected to the bottoms of the connecting columns. The outer diameter of the inner cylinder mold is smaller than the inner diameter of the half mold body mold. When the electric telescopic rod is started to drive the half-mold-body molds on the two sides to separate and slide, the upper hydraulic rod and the lower hydraulic rod synchronously contract and extend, so that a formed wax mold is separated from the half-mold-body molds on the two sides and is lifted upwards at the same time, a good demolding effect is achieved, the cracking risk of the wax mold during demolding is reduced, and practicability is enhanced.

The invention discloses a precision forging type integral hammer middle cylinder mold and an automatic production line thereof, and belongs to the field of mold machining, the precision forging type integral hammer middle cylinder mold comprises grooving equipment, the grooving equipment comprises a fixing table used for fixing a middle cylinder mold base plate, the precision forging type integral hammer middle cylinder mold further comprises a rail support fixedly arranged on the fixing table, and a grooving mechanism is arranged on the rail support in a sliding mode; the grooving mechanism comprises a telescopic second mounting plate, a second mounting box is rotatably arranged on the second mounting plate, grooving machines are symmetrically and slidably arranged in the second mounting box, each grooving machine comprises a first grooving cutter and a second grooving cutter which are vertically distributed and can slide, and the grooving machine further comprises a slidably arranged driving source; the grooving equipment is used for conducting single-side synchronous grooving on a rectangular groove in a mold set, the drill bit is automatically replaced, and the machining time is saved.

This invention relates to the field of applied electrochemistry, and particularly to a solid-state development material slurry and method for rapidly revealing latent stamped lettering on metal surfaces. The solid-state development material slurry comprises, by weight, 1-50 parts of a conductive agent, 1-40 parts of a slow-release agent, 1-20 parts of an oxidant, 1-15 parts of a protective agent, 1-5 parts of a pH adjuster, and 1-50 parts of water. The conductive agent, slow-release agent, oxidant, and protective agent are added to water, and the pH of the solution is adjusted. After mixing by stirring, the solid-state development material slurry is poured into a cylindrical mold for molding. The solid-state development material is then directly applied to the area of ​​the metal surface to be developed until the latent stamped lettering appears. This invention has the advantages of simple operation and readily available reagents, and it achieves rapid development of latent stamped lettering on metal surfaces (such as damaged steel vehicle frame numbers), which is of great significance for solving cases of stolen and smuggled vehicles.

The utility model discloses a deep-cavity horizontal oil cylinder core-pulling mold structure which comprises a base, supports are fixedly arranged on the two sides of the top end of the base, a lower mold base is fixedly arranged on the top between the two supports, an upper mold base is arranged at the top end of the lower mold base in a clamped mode, an installation groove is formed in one side of the lower mold base, and an installation base is arranged in the installation groove in a clamped mode. According to the deep-cavity horizontal oil cylinder core-pulling mold structure disclosed by the utility model, through the design of the single core-pulling assembly, the core-pulling assembly can be flexibly arranged in a deep-cavity oil cylinder mold; two guide rods are matched with two guide holes, two guide grooves and an elastic cushion are arranged, so that good contact and self-adaptive buffering between the core pulling rod and the inner wall of a product in the core pulling process can be guaranteed, deviation is prevented, two limiting blocks are driven to move by sliding two sliding rods, the limiting blocks are separated from two limiting grooves, and the core pulling rod is prevented from being damaged. And the mounting seat is not limited any more, so that the core-pulling assembly can be quickly disassembled and maintained.

The self-climbing barrel formwork equipment comprises a climbing platform erected in a poured barrel structure, a barrel inner formwork and a barrel outer formwork, the barrel inner formwork and the barrel outer formwork are hung on a top layer platform of the climbing platform, and the barrel inner formwork is located in a barrel structure to be poured and detachably connected to the climbing platform. The cylinder outer formwork is located outside the to-be-poured cylinder structure and connected with the cylinder inner formwork, and the control unit is in signal connection with the cylinder inner formwork and the climbing platform. The barrel corner formworks of the barrel inner formwork are arranged at the corners of a barrel structure to be poured, the plane formwork is arranged between every two adjacent barrel corner formworks and connected with the barrel corner formworks through bolts, the multiple sliding rails are horizontally arranged and connected to the inner sides of the barrel corner formworks, the sliding blocks connected to the lateral movement main body structure are matched with the sliding rails, and the multiple pairs of adjustable connecting rods are arranged at intervals and connected to the telescopic rods. The other end is hinged with the sliding block; the power mechanism drives the telescopic rod to stretch out and draw back, the adjustable connecting rod drives the two lateral moving frame bodies and the angle mold main body structure to move relatively, and automatic opening and closing of the in-cylinder mold plate are achieved.

The application discloses a demoulding device for a composite cylinder and relates to the technical field of demoulding devices.The demoulding device comprises a base, a first support, a second support, a locking mechanism, an ejection mechanism and a movement mechanism, the first support and the second support are both slidingly installed on the inner bottom surface of the base and can be locked in position through the locking mechanism, the upper end of the first support and the upper end of the second support are both provided with a claw mechanism, the two claw mechanisms are used for clamping a core mold, the base is provided with a boss extending upwards on both sides, the ejection mechanism is slidingly connected to the boss and is used for clamping the composite cylinder on the outer periphery of the core mold, the movement mechanism is slidingly installed on the boss and can be locked in position through the locking mechanism, the movement mechanism can push the ejection mechanism to move along the length direction of the boss, and the ejection mechanism drives the composite cylinder to separate from the outer surface of the core mold. The application can adapt to cylinder molds of different sizes, can realize accurate positioning, and can improve the demoulding quality and the demoulding efficiency.

A vacuum induction smelting ingot casting mold comprises a mold base and a cylindrical mold arranged at the upper end of the mold base, a mold bottom pad is arranged at the upper end of the mold base, the outer diameter of the mold bottom pad is slightly smaller than the inner diameter of the cylindrical mold, and the upper end face of the mold bottom pad is an inclined face. The bottom pad with the inclined upper end face is arranged at the bottom of the casting mold, so that inclined faces with consistent angles are formed on the lower end face of a cast ingot formed by casting, saw cutting is not needed during tail-to-tail tailor-welding of the cast ingot, only one-time saw cutting is needed during head-to-tail tailor-welding of the cast ingot, the saw cutting weight is greatly reduced, the induction melting cast ingot yield is improved, and the melting cost is reduced.

The invention provides a superconducting magnet and gradient coil integrated structure, and relates to the technical field of magnetic resonance imaging. A superconducting magnet and gradient coil integrated structure comprises a superconducting magnet assembly, a gradient coil and a barrel mold. The superconducting magnet assembly comprises an outer cylinder, an inner cylinder and two sealing plates. The inner cylinder is sleeved with the outer cylinder, a first mounting cavity is formed between the outer cylinder and the inner cylinder, and sealing plates are arranged at the two ends of the first mounting cavity. A superconducting magnet coil is arranged in the first mounting cavity in the circumferential direction, and the superconducting magnet coil is arranged around the outer wall of the inner cylinder. The barrel mold is coaxially arranged in the inner barrel, a second mounting cavity is formed between the barrel mold and the inner barrel, the gradient coil is arranged in the second mounting cavity and wound on the barrel mold, and a solidification layer is poured in the second mounting cavity. According to the invention, the superconducting magnet and the gradient coil can be integrated, the problem that the gradient coil is inconvenient to install can be avoided, and the assembly efficiency is greatly improved.

The application discloses a kind of servo cylinder die closing's compression molding device, it is related to mould equipment field, comprising: upper die;Lower die, the upper die is located above the lower die;And servo cylinder die closing mechanism, the servo cylinder die closing mechanism can drive the lower die reciprocating linear motion up and down;Wherein, the servo cylinder die closing mechanism includes driving mechanism, guide mechanism and nut rotating ball screw, the nut rotating ball screw includes screw;When driving mechanism drives nut rotating ball screw to move, the screw reciprocating linear motion up and down and penetrates the guide mechanism;The screw is connected with the lower die;Wherein, the engagement section of the screw surface pitch gradually decreases from top to bottom.This servo cylinder die closing's compression molding device replaces hydraulic die closing device, solves the problem of oil leakage and oil pollution in hydraulic die closing device.

The utility model discloses an engine cylinder mold device convenient to demold, which relates to the technical field of engine part manufacturing and comprises a support, a lower mold, an upper mold, a base and a hydraulic rod, the support is fixedly connected to the rear end of the top of the base, and the hydraulic rod is fixedly connected to the support. The upper mold is fixedly connected to the telescopic end of the hydraulic rod, the lower mold is fixedly connected to the top of the base and corresponds to the upper mold, an ejection mechanism is fixedly installed at the bottom of the base, a walking mechanism is assembled at the top of the base, and a spraying deflection mechanism is assembled at the moving end of the walking mechanism. According to the utility model, the spraying deflection mechanism and the walking mechanism are arranged, so that the hollow box integrated with spraying and blowing functions can flexibly move in horizontal and rotating dimensions, and a spray head and an air outlet cover can be accurately aligned with complex areas such as a deep cavity and an inclined wall which are difficult to touch in an engine cylinder block mold; and dead-corner-free uniform spraying and purging are realized.