CN217226319U - Secondary ejection type three-dimensional demolding mold for manufacturing door handle - Google Patents

Abstract

A make secondary liftout three-dimensional drawing of patterns mould of door handle, establish movable mould benevolence plug-in components board in addition in movable mould lagging one side, will reposition of redundant personnel awl and lock core hole plug-in components setting on movable mould benevolence plug-in components board, correspond be equipped with the jack on movable mould lagging and the movable mould benevolence, lock core hole plug-in components correspond the die cavity profile of a lock core section of thick bamboo, handle end plug-in components correspond the die cavity profile of handle tip. When the mold is opened, the fixed mold sleeve plate and the movable mold sleeve plate are separated, when a molded product is subjected to primary parting, the insert slide block slides outwards to complete secondary parting, the movable mold sleeve plate is separated from the movable mold core insert plate to complete tertiary parting, and finally, the ejector pins are used for ejecting the molded product, the lock core cylinder and the lock core hole insert are separated, so that the demolding is completed. When the mold is ejected and demolded, the molded product is separated from the sprue spreader and the lock cylinder hole plug-in, so that the mold clamping risk generated when the lock cylinder is ejected out of the corresponding mold core by the ejector pin is reduced.

Description

Secondary ejection type three-dimensional demolding mold for manufacturing door handle

Technical Field

The utility model relates to an advanced manufacturing and automation field, concretely relates to make secondary liftout three-dimensional drawing of patterns mould of door handle.

Background

As shown in fig. 1, the door handle 9 includes a handle portion 91, a cylinder 92 is provided at one end of the handle portion 91, the cylinder 92 is perpendicular to the handle portion 91, and a handle end 93 is provided at a side of the cylinder 92 away from the handle portion 91. The cylinder wall of the lock cylinder 92 is thin and high, the traditional one-way ejection demoulding method enables the ejection distance to be long, and the mould clamping is easy to occur in the demoulding process, so that the damage of the product is caused, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough of above-mentioned prior art, the utility model provides a make secondary liftout formula three-dimensional drawing of patterns mould of door handle has reduced the card mould risk that produces when purely leaning on the thimble with the ejecting core of lock core section of thick bamboo.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a two-shot three-way stripper die for manufacturing a door handle, comprising: the fixed die comprises a fixed die sleeve plate and a movable die sleeve plate which correspond to each other, wherein a fixed die core is arranged on the fixed die sleeve plate, a movable die core is arranged on the movable die sleeve plate, and a cavity is arranged between the fixed die core and the movable die core. The movable die core insert plate is arranged on one side, far away from the fixed die sleeve plate, of the movable die sleeve plate, a shunting cone and a lock core hole insert are fixed on one side, close to the movable die sleeve plate, of the movable die core insert plate, a limiting guide pillar is fixed on one side, close to the movable die core insert plate, of the movable die sleeve plate, a protruding portion is arranged at one end, far away from the movable die sleeve plate, of the limiting guide pillar, and the movable die core insert plate is sleeved on the limiting guide pillar; the movable die sleeve plate is characterized by further comprising an insert sliding block, the insert sliding block is arranged on one side, close to the movable die core, of the movable die sleeve plate in a sliding mode, and a handle end insert is arranged at one end, close to the movable die core, of the insert sliding block.

Among the above-mentioned device, a make secondary liftout three-dimensional drawing of patterns mould of door handle, establish movable mould benevolence plug-in components board in addition in movable mould lagging one side, will divide stream cone and lock core hole plug-in components to set up on movable mould benevolence plug-in components board, correspond be equipped with the jack on movable mould lagging and the movable mould benevolence, lock core hole plug-in components correspond the die cavity profile of a lock core section of thick bamboo, handle end plug-in components correspond the die cavity profile of handle tip. When the mold is opened, the fixed mold sleeve plate and the movable mold sleeve plate are separated, when a molded product is subjected to primary parting, the insert slide block slides outwards to complete secondary parting, the movable mold sleeve plate is separated from the movable mold core insert plate to complete tertiary parting, and finally, the ejector pins are used for ejecting the molded product, the lock core cylinder and the lock core hole insert are separated, so that the demolding is completed. The limiting guide pillar is used for limiting the separation distance between the movable mould sleeve plate and the movable mould core insert plate. Because the formed product is separated from the sprue spreader and the lock cylinder hole plug-in unit when the mold is ejected and demolded, the mold clamping risk generated when the lock cylinder is ejected out of the corresponding mold core by the ejector pin is reduced, the risk of the product caused by ejection damage is correspondingly reduced, and the product quality can be ensured.

Furthermore, the secondary ejection type three-way demolding mold for manufacturing the door handle is characterized in that a group of straight guide pillars are fixed on the movable mold core insert plate, and the fixed mold sleeve plate and the movable mold sleeve plate are sleeved on the straight guide pillars. As the utility model discloses an optimal selection scheme sets up straight guide pillar and establishes cover half lagging and movable mould lagging whole cover on the straight guide pillar, guarantee cover half lagging and movable mould lagging to and the separation of movable mould lagging and movable mould benevolence plug-in board and the steady that resets. And, for respectively corresponding cover half lagging and movable mould lagging to and movable mould lagging and movable mould benevolence plug-in board set up two sets of guide pillars, practiced thrift the mould space.

Furthermore, according to the secondary ejection type three-way demolding mold for manufacturing the door handle, an inclined guide pillar is fixed on the fixed mold sleeve plate, and the plug-in slider penetrates through the inclined guide pillar. As the utility model discloses an optimal scheme sets up oblique guide pillar when cover half lagging and movable mould lagging separation, and the slip separation is also accomplished to plug-in components slider. Thereby ensuring the synchronism of the die opening separation.

Furthermore, the secondary ejection type three-way demolding mold for manufacturing the door handle is characterized in that one side, away from the movable mold sleeve plate, of the movable mold core insert plate is provided with a pair of seat blocks, a push plate part is arranged between the seat blocks, a group of ejector pin mounting holes and movable mold sleeve plate ejector rods are arranged on the push plate part, through holes are formed in the movable mold sleeve plate and the movable mold core corresponding to the ejector pin mounting holes, the movable mold sleeve plate ejector rods penetrate through the movable mold core insert plate, and one end, away from the push plate part, of each movable mold sleeve plate ejector rod is in contact with the movable mold sleeve plate. As the utility model discloses an optimized scheme, the thimble mounting hole is used for fixed thimble tip, movable mould lagging ejector pin is used for realizing the separation of movable mould lagging and movable mould benevolence plug-in components board.

Furthermore, the secondary ejection type three-way demolding mold for manufacturing the door handle is characterized in that a reset rod is further fixed on the pushing plate part and penetrates through the movable mold sleeve plate and the movable mold core insert plate. As the utility model discloses an optimal scheme, the cover is equipped with the spring on the release link for realize pushing away quick reset of board portion.

Furthermore, a make secondary ejecting formula three-dimensional drawing of patterns mould of door handle, push pedal portion includes thimble board portion and ejector pin board portion, thimble board portion and ejector pin board portion respectively comprise two plates of mutually fixing, thimble mounting hole and release link set up on the thimble board portion, movable mould lagging ejector pin is fixed on the ejector pin board portion.

Furthermore, according to the secondary ejection type three-way demolding mold for manufacturing the door handle, a limiting contact block is fixed at one end, close to the push plate portion, of the movable mold core insert plate, and a through hole is formed in the corresponding push plate portion. As the utility model discloses a preferred scheme, spacing touch multitouch is used for triggering external drive parts and corresponds the switch, after movable mould lagging and movable mould benevolence plug-in components board separation are accomplished, thimble board continues the propelling movement forward ejecting with the shaping product.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:

the utility model provides a make secondary liftout three-dimensional drawing of patterns mould of door handle establishes movable mould benevolence plug-in components board in addition in movable mould lagging one side, will reposition of redundant personnel awl and lock core hole plug-in components setting on movable mould benevolence plug-in components board, correspond be equipped with the jack on movable mould lagging and the movable mould benevolence, lock core hole plug-in components correspond the die cavity profile of a lock core section of thick bamboo, handle end plug-in components correspond the die cavity profile of handle tip. When the mold is opened, the fixed mold sleeve plate and the movable mold sleeve plate are separated, when a molded product is subjected to primary parting, the insert slide block slides outwards to complete secondary parting, the movable mold sleeve plate is separated from the movable mold core insert plate to complete tertiary parting, and finally, the ejector pins are used for ejecting the molded product, the lock core cylinder and the lock core hole insert are separated, so that the demolding is completed. Because the formed product is separated from the sprue spreader and the lock cylinder hole plug-in unit when the mold is ejected and demolded, the mold clamping risk generated when the lock cylinder is ejected out of the corresponding mold core by the ejector pin is reduced, the risk of the product caused by ejection damage is correspondingly reduced, and the product quality can be ensured.

Drawings

Fig. 1 is a schematic structural view of a door handle to be cast by a secondary ejection type three-way mold release for manufacturing a door handle according to the present invention;

fig. 2 is a schematic plan view of a secondary ejection type three-way mold for manufacturing a door handle according to the present invention;

FIG. 3 is a cross-sectional view taken along the line C-C in FIG. 2;

FIG. 4 is a cross-sectional view taken along line D-D of FIG. 2;

fig. 5 is an exploded view of a three-dimensional part of a secondary ejection type three-dimensional demolding mold for manufacturing a door handle according to the present invention.

In the figure: 1-fixing a die sleeve plate; 11-fixing the mold core; 12-an inclined guide post; 2-moving a die sleeve plate; 21-a moving die core; 22-a limit guide post; 3-molding the cavity; 4-moving die core insert plate; 41-a shunting cone; 42-a key hole insert; 43-straight guide post; 44-limit contact blocks; 5-a card shoe; 51-handle end insert; 6-seat block; 7-a push plate portion; 71-thimble mounting holes; 72-moving die sleeve plate ejector rod; 73-a reset lever; 74-ejector plate portion; 75-roof bar plate portion; 9-a door handle; 91-a handle portion; 92-a cylinder barrel; 93-handle end.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The secondary ejection type three-way demolding mold for manufacturing the door handle shown in fig. 2 to 5 comprises a fixed mold sleeve plate 1 and a movable mold sleeve plate 2 which correspond to each other, wherein a fixed mold core 11 is arranged on the fixed mold sleeve plate 1, and an inclined guide pillar 12 is further fixed on the fixed mold sleeve plate 1. And a movable mold core 21 is arranged on the movable mold sleeve plate 2, and a cavity 3 is arranged between the fixed mold core 11 and the movable mold core 21. Still include movable mould benevolence package board 4, movable mould benevolence package board 4 sets up movable mould lagging 2 keeps away from 1 one side of cover half lagging, be fixed with a set of straight guide pillar 43 on the movable mould benevolence package board 4, cover is established to cover half lagging 1 and movable mould lagging 2 on the straight guide pillar 43. The split cone 41 and the lock cylinder hole plug-in unit 42 are fixed on one side of the movable mold core plug-in board 4 close to the movable mold sleeve board 2, a pair of limiting guide pillars 22 are fixed on one side of the movable mold sleeve board 2 close to the movable mold core plug-in board 4, a convex portion is arranged at one end, far away from the movable mold sleeve board 2, of each limiting guide pillar 22, and the movable mold core plug-in board 4 is sleeved on the pair of limiting guide pillars 22. In addition, the inclined guide post further comprises an insert sliding block 5, the insert sliding block 5 is arranged on one side, close to the movable die core 21, of the movable die sleeve plate 2 in a sliding mode, a handle end insert 51 is arranged at one end, close to the movable die core 21, of the insert sliding block 5, and the insert sliding block 5 penetrates through the inclined guide post 12.

In addition, a pair of seat blocks 6 is arranged on one side, away from the movable mold sleeve plate 2, of the movable mold core insert plate 4, a push plate portion 7 is arranged between the pair of seat blocks 6, 3 ejector pin mounting holes 71 and 3 ejector pin sleeve plate ejector rods 72 are arranged on the push plate portion 7, perforations are arranged on the movable mold sleeve plate 2 and the movable mold core 21 corresponding to the ejector pin mounting holes 71, the ejector pin sleeve plate ejector rods 72 penetrate through the movable mold core insert plate 4, and one end, away from the push plate portion 7, of each ejector pin sleeve plate ejector rod 72 is in contact with the movable mold sleeve plate 2. And 3 reset rods 73 are further fixed on the push plate part 7, and the reset rods 73 penetrate through the movable die sleeve plate 2 and the movable die core insert plate 4. The push plate portion 7 includes a top plate portion 74 and a top plate portion 75, the top plate portion 74 and the top plate portion 75 are each composed of two plates fixed to each other, the top pin mounting hole 71 and the reset rod 73 are provided on the top plate portion 74, and the movable die sleeve plate top rod 72 is fixed to the top plate portion 75. In addition, a limit contact block 44 is fixed at one end of the movable mold core insert plate 4 close to the push plate part 7, and a through hole is formed on the corresponding push plate part 7.

Based on the structure, the movable mold core insert plate 4 is additionally arranged on one side of the movable mold sleeve plate 2, the sprue spreader 41 and the core hole insert 42 are arranged on the movable mold core insert plate 4, corresponding insertion holes are formed in the movable mold sleeve plate 2 and the movable mold core 21, the core hole insert 42 corresponds to the cavity contour of the core cylinder 92, and the handle end insert 51 corresponds to the cavity contour of the handle end 93. When the mold is opened, the fixed mold sleeve plate 1 is separated from the movable mold sleeve plate 2, when a molded product is subjected to first parting, the insert slide block 5 slides outwards to complete second parting, the movable mold sleeve plate 2 is separated from the movable mold core insert plate 4 to complete third parting, and finally, the molded product subjected to separation of the lock core cylinder 92 and the lock core hole insert 42 is ejected through an ejector pin (not shown) to complete demolding. Wherein the limiting guide post 22 is used for limiting the separation distance between the movable die sleeve plate 2 and the movable die core insert plate 4. Because the molded product is separated from the spreader cone 41 and the lock cylinder hole plug-in unit 42 during ejection and demolding, the mold clamping risk generated when the lock cylinder 92 is ejected out of the corresponding mold core by the ejector pin is reduced, the risk of product ejection damage is correspondingly reduced, and the product quality can be ensured.

In addition, the straight guide post 43 is arranged to integrally sleeve the fixed die sleeve plate 1 and the movable die sleeve plate 2 on the straight guide post 43, so that the separation and resetting stability of the fixed die sleeve plate 1 and the movable die sleeve plate 2, and the movable die sleeve plate 2 and the movable die core plug-in board 4 are ensured. And, for respectively corresponding cover half nest plate 1 and movable mould nest plate 2 to and movable mould nest plate 2 and movable mould benevolence plug-in components board 4 set up two sets of guide pillars, practiced thrift the mould space.

And, set up oblique guide pillar 12 when fixed mould lagging 1 and moving mould lagging 2 separation, plug-in components slider 5 also accomplishes the slip separation. Thereby ensuring the synchronism of the die opening separation.

The thimble mounting hole 71 is used for fixing the end of a thimble, and the movable die sleeve plate ejector rod 72 is used for separating the movable die sleeve plate 2 from the movable die core plug-in board 4. The reset rod 73 is sleeved with a spring (not shown) for realizing the quick reset of the push plate part 7. In addition, the limit contact block 44 is used for triggering a switch (not shown) corresponding to an external driving component, and when the separation of the movable die sleeve plate 2 and the movable die core insert plate 4 is completed, the ejector pin plate portion 74 continues to push forward to eject the molded product.

The foregoing describes the technical principles of the present invention in conjunction with specific embodiments, which are provided for the purpose of illustrating the principles of the present invention and are not to be construed as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (7)

1. The utility model provides a make secondary liftout formula three-dimensional drawing of patterns mould of door handle, includes cover half lagging (1) and movable mould lagging (2) that correspond each other, be equipped with cover half mould benevolence (11) on cover half lagging (1), be equipped with movable mould benevolence (21) on movable mould lagging (2), be equipped with die cavity (3) between cover half mould benevolence (11) and movable mould benevolence (21), its characterized in that: the movable die core plug-in board is characterized by further comprising a movable die core plug-in board (4), the movable die core plug-in board (4) is arranged on one side, far away from the fixed die sleeve board (1), of the movable die sleeve board (2), a shunt cone (41) and a lock core hole plug-in (42) are fixed on one side, close to the movable die sleeve board (2), of the movable die core plug-in board (4), a limiting guide pillar (22) is fixed on one side, close to the movable die core plug-in board (4), of the movable die sleeve board (2), a protruding portion is arranged at one end, far away from the movable die sleeve board (2), of the limiting guide pillar (22), and the movable die core plug-in board (4) is sleeved on the limiting guide pillar (22); the die core structure is characterized by further comprising an insert sliding block (5), wherein the insert sliding block (5) is arranged on one side, close to the moving die core (21), of the moving die sleeve plate (2) in a sliding mode, and a handle end insert (51) is arranged at one end, close to the moving die core (21), of the insert sliding block (5).

2. The mold for double-ejection three-way door handle release according to claim 1, wherein: a group of straight guide posts (43) is fixed on the movable mold core insert plate (4), and the fixed mold sleeve plate (1) and the movable mold sleeve plate (2) are sleeved on the straight guide posts (43).

3. The mold for double-ejection three-way door handle release according to claim 1, wherein: the fixed die sleeve plate (1) is fixed with an inclined guide post (12), and the plug-in slider (5) penetrates through the inclined guide post (12).

4. The mold for double-ejection three-way door handle release according to claim 1, wherein: moving die core plug-in components board (4) are kept away from moving die lagging (2) one side and are equipped with a pair of seat piece (6), be equipped with between a pair of seat piece (6) push away board portion (7), be equipped with a set of thimble mounting hole (71) and moving die lagging ejector pin (72) on push away board portion (7), correspond thimble mounting hole (71) be equipped with the perforation on moving die lagging (2) and moving die benevolence (21), moving die lagging ejector pin (72) are worn to locate on moving die core plug-in components board (4), moving die lagging ejector pin (72) are kept away from push away board portion (7) one end and are contacted with moving die lagging (2).

5. The mold for double-ejection three-way door handle release according to claim 4, wherein: still be fixed with release link (73) on push plate portion (7), release link (73) wear to locate on movable mould lagging (2) and movable mould benevolence plug-in components board (4).

6. The mold for double-ejection three-way door handle release according to claim 5, wherein: push plate portion (7) include thimble board portion (74) and ejector pin board portion (75), thimble board portion (74) and ejector pin board portion (75) respectively comprise two plates of fixing each other, thimble mounting hole (71) and release link (73) set up on thimble board portion (74), movable mould lagging ejector pin (72) are fixed on ejector pin board portion (75).

7. The mold of claim 6, wherein the mold comprises: one end, close to the push plate part (7), of the movable mold insert plate (4) is fixed with a limiting contact block (44), and a through hole is formed in the corresponding push plate part (7).

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