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Shih-Hsiung Ho, Tu Cheng TW

Shih-Hsiung Ho, Tu Cheng TW

Patent application numberDescriptionPublished
20120070525MOULD WITH REPLACEABLE MOULD CORE - Provided is a mould with flat thimble including a lower mould, a mould core, a plurality of thimbles, an upper mould and an anti-pulling out mechanism. The anti-pulling out mechanism is mounted on the lower and upper moulds, and includes at least one spring locking steel ball, a lower ejector pin, an upper ejector pin and a movable locking pin. The movable locking pin forms a holding recess. The spring locking steel ball is mounted on one side of a core through hole of the mould core. The upper ejector pin is fixed on the upper mould. The movable locking pin is placed in the lower through hole and the core through hole. The present mould can prevent the operator from pulling out the mould core before the molding product being pushed out, so that avoiding damaging the thimble and reducing production cost of the product.03-22-2012
20120070530MOULD WITH FLAT THIMBLE - Provided is a mould with flat thimble including a mould core, a guide plate and a flat thimble. The mould core disposes a groove. The guide plate is fixedly connected to one end of the mould core and forms a through hole corresponding to the groove. The flat thimble partly passes through the through hole to be received in the groove. Wherein the through hole includes a communicating section and a guiding section expanded from one end of the communicating section along away from the groove, a pore diameter of the guiding section is larger than that of the communicating section, and the flat thimble partly passes through the communicating section and the guiding section to be received in the groove. The mould with flat thimble of the prevent invention can be fast assembled and can elongate life thereof.03-22-2012
20120076887MOULD HAVING CORE-PULLING MECHANISM - A mould having core-pulling mechanism includes a core plate, a core insert, a cavity plate, a cavity insert, a guide dowel and a slide block. The cavity insert and the core insert define a mould cavity. A sliding groove of the core plate and a recess of the core insert are communicated with the mould cavity. The guide dowel is received in a dowel-receiving hole of the cavity plate and tiltedly extending out of the cavity plate. The slide block has an inserting block and a forming block. A lower portion of the slide block is slideably located in the sliding groove. The guide dowel can be inserted into an angle guiding hole of the slide block. The inserting block can be inserted into the recess. The forming block may enter into the mould cavity. The mould produces plastic products on the inner surface of which the groove is formed.03-29-2012
20120076888MOULD WITH THE CONTACT PREPRESSING AND POSITIONING FUNCTION - Provided is a mould with the contact prepressing and positioning function, including a core insert member and a cavity insert member. The core insert member disposes a positioning post. The cavity insert member disposes a positioning dowel and a spring member. An upper end of the spring member is fixedly connected to the cavity insert member. An upper end of the positioning dowel is connected to the lower end of the spring member and is slideably received in the cavity insert member by the spring member, and a lower end of the positioning dowel is protruding out of the cavity insert member and has a hollow structure provided for the positioning post being inserted therein. The mould of the prevent invention can effectively avoid the contact warping generated by the free elastic force of the contacts thereby protecting the mould, improving the yield rate and reducing the manufacture cost.03-29-2012
20120076889FLOWING DIRECTION REGULATOR AND THE MOULD WITH THE SAME - A flowing direction regulator and a mould with the same are provided. The flowing direction regulator is applied to a glue-dispensing runner of a plastic product for adjusting the flowing direction of the melt material in the runner. The flowing direction regulator includes a retaining portion and an extending portion extending outward from the retaining portion and entering into the runner. The flowing direction regulator can modify the width of the runner, so that effectively adjusting the melt plastic flow, resolving the problem of the different pressure needed by the different location of the plastic product, and effectively reducing the gas lines of the plastic-feeding location. The flowing direction regulator has a simple structure and a low cost, and can be conveniently operated. Moreover, the present mould can avoid to be taken apart and again fixed, thereby reducing the adjusting time, improving the working efficiency, and reducing the cost.03-29-2012
20120079927MOLD OF REMOVING CHIPS - Provided is a mold of removing chips for machining a product with center pins. The mold includes a plurality of first forming grooves disposed on an upper end thereof, a plurality of second forming grooves disposed on a lower end thereof, and at least two chip-removing grooves separately disposed on the upper and lower ends thereof. The first and second forming grooves separately divide the upper and lower ends into a plurality of upper and lower cores. The chip-removing grooves are separately cutting the first and second forming grooves. The chip-removing grooves can make the chips be easily removed out of the mold for preventing the chips from blocking up the first and second forming grooves and avoiding the deformation of the upper and lower cores, thereby enhancing the strength of the mold, elongating the useful life thereof and ensuring the machining precision of the product.04-05-2012
20120082746MOLD HAVING SLIDE - A mold having slide is disclosed, including an upper mold plate, a lower mold plate mating with the upper mold plate, a slanted guide post, a slide, and a locating mechanism. The slanted guide post is mounted on the upper mold plate. The slide and the locating mechanism are both mounted on the lower mold plate. The locating mechanism has a locating stop. The locating stop is fixed to the lower mold plate. The locating stop has a pull rod movably mounted thereto with one end of the pull rod fixed to the slide. A compression spring is located between an opposite end of the pull rod and the locating stop. The mold can effectively prevent the slide from undesired move-back and thus being incorrectly positioned so as to eliminate the potential risk of damage of the mold by the slanted guide post.04-05-2012
20120082747INJECTION MOLD FORMING A PRODUCT HAVING A BARBED STRUCTURE - A mold for making a product having a barbed structure at an intermediate position thereof has a stationary mold including a fixing board, a mold board, a core, an oblique block, a limiting element, and an elastic element. The mold board has a trough and a limiting chute. The core has a cavity and a slide chute. The oblique block having a hole communicating the cavity is movably disposed in the slide chute. An end of the block is extendable out of the cavity and an opposite end forms an accommodating hole. The limiting element includes a limiting end extending into the accommodating hole and a fixing end movably disposed in the limiting chute. The elastic element of which one end is against the accommodating hole and an opposite end is set against the trough is disposed in the accommodating hole.04-05-2012
20120082752PLASTIC INJECTION MOLD - A plastic injection mold is provided for use in a mold injection machine. The plastic injection mold includes a stationary mold member, a movable mold member mating the stationary mold member, an ejection mechanism disposed on the movable mold member, and a resetting device mounted to the movable mold member. The resetting device is provided to ensure complete return of ejector elements that constitute the ejection mechanism back to the home position before the plastic injection mold is to be closed again. As such, damage caused by undesired impact between of the ejector elements and other mold elements can be avoided, thereby ensuring operation safety of the plastic injection mold in a closing operation.04-05-2012
20120084964ASSEMBLING METHOD OF AN INJECTION MOLD - An assembling method of an injection mold includes the steps of: disposing guide rods and a ejection pin plate on a punch template; inserting guide bushes into the ejection pin plate; inserting ejection pins respectively into the ejection pin plate and the punch template; fastening a ejection pin fixing plate to the ejection pin plate; fastening a die fixing plate and spacer plates to the punch template, and inserting the other ends of the guide rods into the die fixing plate; and disposing a press plate into the die fixing plate, and fastening the guide rods to the die fixing plate by tightening screws. The assembling method set the guide rods first o achieve a positioning function before ejection pin plate is assembled, and thereby capable of effectively eliminating the problems of deformation of the ejection pin plate, breaking of the ejection pin, and abrasion occurring in the return stroke.04-12-2012
20120088001MOLDING HAVING COUNTER - Disclosed is a molding having a counter, comprising a fixed half, a moving half, a counter, a locator and a counting operator. The fixed half is opened with a through hole. The moving half is functioned in accordance with the fixed half. The locator is positioned at the moving half. The counting operator is slidably set at the moving half and comprises a sliding main body, a locator and a contacting bump. The sliding main body comprises two locating slots positioned at one end thereof. The locator extends into the locating slots to locate the counting operator. The contacting bump is positioned on the sliding main body and can press the contacting part of the counter. With the locator and the counting operator of the present invention, wrong records of non productive molding can be avoided and the counter does not have to be removed during the mold-repair.04-12-2012
20120088004MOLD WITH SLIDERS - A mold includes upper and lower mold members, an upper-side slider pushing member, a slider, and an ejector rod. The upper-side slider pushing member is secured on the upper mold member. The lower mold member defines a movement space. The slider is slidably mounted on the lower mold member, and forms outer and inner angled surfaces. The ejector rod is movably mounted on the lower mold member. The ejector rod extends into the movement space and is driven by the push bar. The ejector rod and the upper-side slider pushing member are respectively engageable and thus pushing the inner and outer angled surfaces of the slider to cause the slider to slide on the lower mold member. The mold keeps the slider in a closed state while the mold is being opened, thereby preventing molded products from sticking to an upper mold member and saving internal space for the sliders.04-12-2012
20120088005SELF-ADJUSTING ANGLED EJECTOR - Provided is a self-adjusting angled ejector including an angled ejector base, a fixing member, an angled ejector pin and two adjusting plates. The angled ejector pin disposes an undercut-forming portion projecting on an upper end thereof. A lower end of the angled ejector pin is received in a groove of the angled ejector base and is detachably fixed on it. The two adjusting plates form a rotating region therebetween for pivotally positioning the angled ejector base. When ejecting the product, the angled ejector base can rotate to adjust the angle of the angled ejector pin for preventing the angled ejector pin from being bent or broken. Moreover, the mould need not be disassembled when mounting or dismounting the angled ejector pin, thereby saving the assembling or disassembling time of the mould, improving the production efficiency of the mould, and reducing the man power and material resources.04-12-2012
20120088008INJECTION MOLD - Disclosed is an injection mold, comprising a moving half, a fixed half and a plurality of bearing plates positioned therebetween. The moving half comprises a moving half plate and a moving half core positioned thereon. The fixed half comprises a fixed half plate and a fixed half cavity positioned thereon. The bearing plates are positioned on one of the fixed half plate and the moving half plate and a bearing surface is formed thereon. The moving half core and the fixed half cavity contact with each other partially to form an arrangement surface. With the bearing plates positioned therebetween, the bearing surface and the arrangement surface can undertake the closing mold pressure generated by an injection molding machine together for reducing the arrangement surface area. The molding is easy and cost drops to improve productivity. The closing mold balance of the entire injection mold can be preferably ensured.04-12-2012
20120091314MOLD - A mold includes a static mold, a static-mold ejector mechanism, a dynamic mold mating with the static mold, and a dynamic-mold ejector mechanism. The static mold has a static-mold moving-space and a positioning-rod hole. The static-mold ejector mechanism is movably mounted in the static mold and includes a static-mold ejector plate mounted in the static-mold moving-space, at least one static-mold ejector component, at least one positioning-rod movably received in the positioning-rod hole, and at least one static-mold spring. The static-mold ejector component and the positioning-rod are mounted on the static-mold ejector plate. The static-mold spring can push the static-mold ejector plate to drive the positioning-rod against the dynamic mold. The mold prevents the finished-product from sticking in a static mold with the arrangement of the static-mold ejector mechanism, which provides the static-mold spring to push the static-mold ejector plate to drive the static-mold ejector component to push the finished-product out.04-19-2012
20120093961MOULD HAVING MOVABLE MOLD INSERT - Provided is a mould having movable mold insert, including a male mold, a female mold, a movable mold insert and a mold insert positioning mechanism. The female mold is located just above the male mold and disposes a plurality of core pins. The movable mold insert is movable connected to the male mold. The movable mold insert disposes a plurality of inserting holes corresponding to the core pins. The mold insert positioning mechanism includes a positioning hole and a positioning post matched with the positioning hole. The positioning hole is formed on the movable mold insert, and the positioning post is fixed to the female mold. A protruding length from the bottom surface of the female mold, of the positioning post, is larger than that of the core pins. The mould of the present invention can protect the movable mold insert and greatly improve the product quality.04-19-2012
20120093967INSERT MOLDING - Disclosed is an insert molding employed to form a plastic product with an insert. The insert has an inserting unit and an extending unit. The insert molding comprises a cope plate, a lower die and a holding mechanism. The cope plate is formed with a cavity. The extending unit dips into the cavity. The holding mechanism is installed on the lower die to hold the extending unit of the insert. When the insert molding of the present invention is opened, the holding mechanism can hold the extending unit of the insert to prevent the plastic product sticking to the cope plate. Accordingly, it is capable to prevent the plastic product crushed when the insert molding is closed again.04-19-2012
20120100239SWITCHING WARE - Disclosed is a switching ware, employed in a mold having a cope plate, a middle template and a lower die. The switching ware comprises a trip lever, a trip limit element and at least one spring. The trip lever is installed on the cope plate. A trip limit controller is fixedly installed on the lower die and has a clipping plate formed in the middle of the trip lever. The trip limit element is slidably installed inside the open slot. The trip limit element can extend out of the open slot to reach against the clipping plate and the trip limit controller can push the trip limit element to slide in the open slot. The mold can complete the operation of closing mold in a specific sequence with the switching ware of the present invention. The structure of the switching ware is simple, safe, reliable and with low failure probability.04-26-2012
20120100244PLASTIC INJECTION MOLD - A plastic injection mold includes a stationary mold member, a movable mold member, an unloading mechanism, and a movable platen operating mechanism. The movable platen operating mechanism includes an elastic element and a stopping connection element. The elastic part element has an end coupled to an ejector plate and an opposite end positioned against the movable platen by extending through a receiving hole defined in an auxiliary platen. The movable platen is coupled to the auxiliary platen by the stopping element in a relatively movable manner. With the movable platen operating mechanism disposed on the movable mold member, ejection of a molded product from the mold can be carried out in a two-stage process, assuring successful and intact release of the product from the mold without causing undesired deformation.04-26-2012
20120100246SLIDE CORE-PULLING DELAYED MECHANISM AND MOULD WITH THE SAME - Provided are a slide core-pulling delayed mechanism and a mould with the same. The slide core-pulling delayed mechanism includes a slide base, a core-pulling guide block and two slide-guiding rails. The two slide-guiding rails are parallel to each other. The slide base is slidably connected to the two slide-guiding rails. The core-pulling guide block has a vertical portion and a tilted portion. The slide base disposes a sliding hole corresponding to the core-pulling guide block. The sliding hole has a first vertical wall, a first tilted wall, a second tilted wall and a second vertical wall. The core-pulling guide block is slidably inserted into the sliding hole. During the dismoulding process, the core-pulling actions of the cavity plate and the slide insert can not be interfered each other for making the dismoulding process be successfully completed and avoiding giving a harmful effect on the product.04-26-2012
20120107440MOLD WITH SLIDERS - Disclosed is a mold with sliders employed for molding a plastic product having a first lateral bulge and a second lateral bulge in different directions. The mold comprises a fixed half, an angle pin, a moving half, a main slider and a tilted slider. The angle pin comprises an angle pin body with two opposite forcing surfaces. The main slider comprises a tilted slide track corresponding to the second lateral bulge. A pin slot is formed on the main slider. Two weighted surfaces are formed on the main slider at the opposite two sides of the pin slot. The angle pin body can slidably dip into the pin slot and the driving guide slot. By acting on the tilted slider and then on the main slider with the angle pin body, the mold can respectively complete the procedure of pulling out laterally bulges aslant and horizontally.05-03-2012
20120107441MOLD HAVING PUSH-OUT STRUCTURE - Disclosed is a mold, comprising a fixed half, a moving half, a push-out structure and a return protection system. The moving half has a pressing part. The push-out structure is installed on the fixed half. The push-out structure comprises a push-out element and a push-out plate. The return protection system comprises a return pin and an elastic element, installed between the return pin and the push-out element. The pressing part can press against the return pin. With the elastic element, the return pin can drive the push-out structure. It can prevent the moving half to interfere the push-out element and to impact the fixed half. Accordingly, the lifetimes of the push-out structure and the parting planes of the mold can be extended to reduce the maintenance cost. Noise caused by closing mold with high speed can be prevented to raise the stability and the productivity of manufacture.05-03-2012
20120107446PLASTIC INJECTION MOLD - Disclosed is a plastic injection mold, including a stationary mold member and a movable mold member mating with the stationary mold member. An inclined guide pillar and a stop block having a block plan are fixedly disposed on the stationary mold member. A slide having a molding portion is slidably disposed on the movable mold member. A guide pillar hole and an ejector hole are defined in the slide, and a molding cavity is defined by the molding portion with the stationary and the movable mold member. An ejection mechanism disposed on the slide includes an ejector rod and a spring. In a mold release process, a product molded with the mold is initially held by an ejector rod to prevent the product from being deformed when pulled by the slide for ensuring the quality of the molding product.05-03-2012
20120107447PLASTIC INJECTION MOLD - A plastic injection mold includes a female mold, a male mold mateable with the female mold, and two ejection mechanisms. The ejection mechanisms are coupled to the ejector plate. Each ejection mechanism includes a slanted ejector lever and a hook portion projecting sideways from one end of the slanted ejector lever. When a product has hook like portions is molded with the injection mold, the slanted ejector levers are movable in both horizontal and vertical directions at the same time to help easily releasing the molded product from the mold thereby improving production efficiency.05-03-2012
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