36results about How to "Reliable demoulding" patented technology

The resin-molding apparatus improving further more, the filling ability and molding quality of the epoxy molded compound the work is resin-molded using the release film and resin-molding method of the long person shape are provided. The possible to squirt air and alienate the release film (F) from the molding clamp plane multiple vent holes (12c, 12e, 18a, 18b) inhaling air and absorbs the release film (F) in the avoirdupois clamp side or are installed in the avoirdupois (7). And in the type (6), as long as the width direction both sides of the release film (F) of the long person shape which is faced with the work mounting side and is returned suffers in the width direction both sides of the release film (F) of the long person shape and it is pressed down with the release film (F) and the tension is applied to not only the longitudinal direction but also the width direction and the film wrinkle is removed the film wrinkle correcting member (32) of pair is installed.

The invention relates to a screw cap (10) capable of being screwed onto the neck (44) of a container body (40), the screw cap comprising a substantially cylindrical screw section (17) comprising a screw thread (16) on its inner face, at least one tamper evidence member (18) for indicating an initial opening of the screw cap (10), and a desiccant chamber (24) located radially inwardly to the screw section, wherein the screw section (17) is radially resilient.

The invention provides a large combined dual-jacking mould structure. The large combined dual-jacking mould structure can solve the problem that an upper mould cannot perform demoulding when an existing single-jacking mould is used for forging a large deep-cavity thin-walled forge piece. The large combined dual-jacking mould structure is simple and convenient to process and assemble; and the upper mould and a lower mould can both achieve demoulding of the forge piece in a jacking mode. The large combined dual-jacking mould structure comprises an upper mould structure and a lower mould structure; the upper mould structure comprises an upper mould base and the upper mould, wherein the upper mould is mounted beneath the upper mould base; a lower mould jacking mechanism is mounted in the lower mould structure. The large combined dual-jacking mould structure is characterized in that an upper mould jacking mechanism is mounted in the upper mould structure; the upper mould jacking mechanism comprises an upper jacking rod and a compression spring; the upper jacking rod sequentially penetrates through the upper mould and an upper jacking rod mounting hole of the upper mould base from bottom to top; the flange at the bottom of the upper jacking rod is in clearance fit with a groove of the upper mould; the diameter of the upper jacking rod mounting hole of the upper mould base is larger than that of an upper jacking rod mounting hole of the upper mould; the part, located in the upper jacking rod mounting hole of the upper mould base, of the upper jacking rod is sleeved with the compression spring which is locked on the top surface of the upper mould through a tight nut and a flat washer.

The invention discloses a bottle perform mold structure provided with a bottle opening groove. A mold core mode-locking ring of the bottle perform mold structure is a hollow cone-column structure, the inside of the hollow cone-column structure is cylindrical, one peripheral end is a cone structure, one end is a cylindrical structure, a through hole is arranged on a wall at the combing position of the cone structure and the cylindrical structure, an annular groove is processed on the inner side cylindrical face at the end portion of the cylindrical structure of the mold core mode-locking ring, and an air vent groove is formed at the step transition position of the annular groove and the mold core outer cylindrical face. A mold lip consists of two split oppositely-opening pieces, and one piece is provided with the air vent groove on the contact face of the two pieces. The air vent groove is divided into two branches, one branch is parallel to the axial direction of the mold lip, one end of the one branch is led to the contact end face of the mold core mode-locking ring and the mold lip, and a distance from the contact end face to the mold lip is 0.025-1mm. The bottle perform mold structure achieves multiple-channel air venting and is high in air venting speed. A bonding line is close to a bottle opening. The required opening distance of the mold lip is short in demolding, and demolding and perform fetching are reliable.

The invention provides an oil cylinder slider front-mold firstly-core-pulling injection molding mold. The mold structurally comprises a front-mold oil cylinder driven inclined-core-pulling assembly, amold base structure assembly, a jacking-out mechanism assembly, a mold cavity forming assembly, a pouring system assisting assembly and a mold positioning mechanism assembly. A two-plate-mold cold runner side gate pouring mode is adopted for the structural layout of the mold, and the mold layout is of a one-mold two-cavity mode. A pipe water cooling mode is adopted for cooling, an exhaust edge exhaust manner is adopted for exhaust, and the exhaust gap is 0.02 mm. The technical problem that a product front mold requires core pulling and demoulding and is large in packaging force, a core pulling mechanism cannot perform core pulling and demoulding easily and reliably when a general inclined guide pillar or a bent pin is used for core pulling, the manufacturing cost of the mold is high, theoccupied mold structure space is large, and arrangement of other auxiliary mechanisms of the mold is not facilitated are solved. The oil cylinder slider front-mold firstly-core-pulling injection molding mold has the beneficial effects that straightly driven type core pulling and demoulding are performed through an oil cylinder plus an inclined slider, the reliability of the action of a core pulling and demoulding mechanism is improved, the structure difficulty of the mold is lowered, the manufacturing cost of the mold is lowered, and the mold structure space is effectively utilized.

A method of manufacturing a mat sealing joint made of a deformable material: providing a mold (43) having a central retention device (45) and two half cavities (46, 47) placed on both sides of said retention device, forming the joint in the cavity, withdrawing the two half-cavities (46, 47), whereby the joint is retained by cooperation of the central retention device (45) with recess of the joint.

The invention discloses a constructing method of entire ladle casting and lining, which comprises the following steps: locating mould, assembling at least three locating blocks on the bottom of ladle, distributing the blocks on the periphery of ladle bottom, setting wedge angle in the locating block to make diameter of encircle of each locating block bottom more than the diameter of excircle on the mould bottom, adopting the same material for each locating block and ladle lining.

The invention relates to an optical fiber connector comprising a casing and a contact pin component spliced in the casing; the contact pin component includes a flange which is matched with a positioning interface arranged inside the casing; the positioning interface in the casing is a ring surface; swirl reducing grooves are uniformly formed on the periphery of the flange; swirl reducing bonds extending from the ring surface to the rear end of the casing in the axial direction of the flange are arranged in the casing; the number of the swirl reducing bonds is less than that of the swirl reducing grooves; the peripheral angle formed by each two adjacent swirl reducing bonds is an integral multiple of the peripheral angle formed by each two adjacent swirl reducing grooves; and the swirl reducing bonds are matched with the swirl reducing grooves. The optical fiber connector which adopts the technical scheme is characterized in that the swirl reducing bonds are arranged corresponding to the positions of the swirl reducing grooves formed on the flange in the casing, and serve as a strengthening rib in the casing, thereby intensifying the strength of the casing.

The invention discloses an injection mold for embedding of an automobile sealing strip insert. The injection mold comprises an upper mold plate (1), a lower mold plate (2), an ejection plate (3), a base plate (4) and a sealing strip (7). The ejection plate (3) is located on the base plate (4). The lower mold plate (2) is located between the upper mold plate (1) and the ejection plate (3). An upper mold plate (5) is arranged below the upper mold plate (1). A lower mold plate (6) is arranged above the lower mold plate (2). The lower mold plate (2) is provided with an oblique slide block (8) used for forming the rubber coating part of the front end face of the sealing strip (7), a slide block (22) used for forming the rubber coating part of the inner side face of the sealing strip (7) and a mobile slide block (36) positioning the outer side face of the front end of the sealing strip (7). The upper mold plate (1) is provided with an oblique guide column (33) slidably matched with the oblique slide block (8). By adoption of the injection mold for embedding of the automobile sealing strip insert, personal injury cannot be caused, so that the safety coefficient is high.

Device for producing by metal forming or primary shaping spiral running tracks on inner and outer parts of homocinetic joints in VL style with crossed running tracks comprises a contour tool (1) with a negative contour of the running tracks and consisting of a first tool part (5) with negative contours (6) for right-hand running tracks and a second tool part (7) with negative contours (8) for left-hand running tracks, which slide together to form the contour tool. To eject a manufactured homocinetic joint inner part or outer part, the two tool parts are axially pulled apart without rotation, at the same time releasing the homocinetic joint inner part or outer part into a rotating motion. - An INDEPENDENT CLAIM is also included for the production by metal forming or primary shaping of spiral running tracks on inner and outer parts of homocinetic joints in VL style with crossed running tracks.

The invention discloses a laterally formed oil cylinder slider mechanism. The laterally formed oil cylinder slider mechanism comprises a pull rod and a slider casting insert, a slider connection guideblock is arranged at one end of the slider casting insert, the sliderconnection guide block is connected with a slider base, and the slider casting insert, the slider connection guide block, and theslider base are integrally connected through a screw; the slider base is mounted on a sliding track of a public template, and a spring dial bead is arranged on the public template; and the pull rod isconnected with the slider base in the sliding direction of the slider casting insert, the other end of the pull rod is connected with an oil cylinder, and the pull rod is provided with a positioninggroove matched with the spring dial bead. The laterally formed oil cylinder slider mechanism drives the slider casting insert to move in a balanced mode to avoid the buckle groove structure of a product through extraction power of the oil cylinder, the structure is simple, demolding is stable and reliable, manufacturing is easy, and the mold manufacturing cost can be reduced greatly.

The invention relates to a blowing-free demolding machine for rubber gloves, which is structurally characterized in that synchronous chains are arranged on a machine body, a plurality of walking racks are bridged on the two groups of synchronous chains, a set of demolding manipulator is arranged on each walking rack, and the demolding manipulators reciprocate on the walking racks. The demolding manipulator is composed of a bottom plate, a glove wrist clamping and expanding mechanism, a manipulator pushing mechanism, a wrist opening flanging clamping mechanism, a sliding block push-pull mechanism and the like, wherein the glove wrist clamping and expanding mechanism, the manipulator pushing mechanism, the wrist opening flanging clamping mechanism and the sliding block push-pull mechanism are arranged on the bottom plate. Two guide rails are arranged on the machine body, and one guide rail is used for controlling the demolding manipulator to move back and forth on the walking rack; and the other one is used for controlling the glove demoulding action of the demoulding manipulator. According to the demolding machine, gloves on a production line are demolded in a pure mechanical mode, an air blowing process is omitted, energy consumption and production cost are reduced, high-decibel noise pollution is avoided, and the demolding machine is beneficial to the environment and the body health of production workers.

The invention provides an intelligent pneumatic flanging mechanism which enables flanging manufacturing to be rapid and reliable, is stable and reliable in demolding and ensures normal production and manufacturing. The flanging frame comprises an upper plate, a lower plate and two side vertical plates, the upper plate is connected with the lower plate through the two side vertical plates, and cavities are formed in the two side vertical plates; two flanging explorators are arranged; flanging the inner die; a guide block; the lower surfaces of the two sides of one diagonal line of the lower plate are fixedly provided with profile modeling air cylinders respectively, the piston ends of the two profile modeling air cylinders are oppositely arranged, each piston end is fixedly connected with a flanging profile modeling on the corresponding side, and the upper surfaces of the inner ends of the two flanging profile modeling are arranged in a manner of copying the flanging shape of a product; the center position of the lower plate is connected with a guide block through a connecting seat and a connecting column; the periphery of the guide block is arranged in a shape of an opening in the upper surface of a product; a plurality of flanging inner dies are arranged in the space between the connecting base and the guide block, and an avoiding notch is formed in the position, corresponding to the connecting column, of each flanging inner die.

The invention provides an injection mold and an application method thereof. The injection mold comprises a three-plate-mold injection mold front mold automatic ejecting mechanism for solving the problem of halfway falling in the three-plate upper runner waste falling; the mechanism performs reliable demolding for the problem of variable plastic runner wastes attached on runner plates, and can realize automatic falling of various plastic from the runner plates without bonding on the runner plates to guarantee the mold automatic production function; and the mechanism is reasonable in design, compact in structure, stable in work, safe, reliable and convenient to use.