CN217752572U - Mould inscribe runner mechanism - Google Patents

Abstract

The utility model discloses a mould inscribe runner mechanism, include: an upper die core; the lower die core is arranged corresponding to the upper die core; the inner cutting assembly is arranged below the lower die core; the inner cutting assembly comprises an ejector rod cutter which can be movably arranged at the communication position of the flow channel and the cavity along the vertical direction. According to the utility model discloses, it need not manual operation with runner and work piece separation through the ejector pin cutter, and degree of automation is high, has improved work efficiency greatly, has reduced manufacturing cost simultaneously, has wide market using value.

Description

Mould inscribe runner mechanism

Technical Field

The utility model relates to the technical field of molds. More specifically, the utility model relates to a mould inscribe runner mechanism.

Background

In the field of die technology, it is well known to use dies of different configurations to achieve efficient forming of a workpiece. In the process of researching and realizing efficient forming of workpieces, the inventor finds that the die in the prior art has at least the following problems:

present mould can be with product and runner integrated into one piece, and the runner needs the excision, and present all is to excise through the manual work, and work efficiency is low, has increased the cost of labor simultaneously.

In view of the above, it is necessary to develop an in-mold gate mechanism to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the prior art, the utility model discloses a main objective provides a mould inscribe runner mechanism, and it need not manual operation through ejector pin cutter with runner and work piece separation, and degree of automation is high, has improved work efficiency greatly, has reduced manufacturing cost simultaneously, has wide market using value.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an in-mold gate mechanism including: an upper die core;

the lower die core is arranged corresponding to the upper die core; and

the inner cutting component is arranged below the lower die core;

the inner cutting assembly comprises an ejector rod cutter, and the ejector rod cutter can be movably arranged at the communication position of the flow channel and the cavity along the vertical direction.

Preferably, the insert is detachably arranged in the lower die core, the insert is located at a communication position between the runner and the die cavity, a guide groove is formed in the insert, and the ejector rod cutter penetrates through the guide groove.

Preferably, the inner cutting assembly further comprises: a first connecting plate and a first fixing plate;

the first connecting plate is fixedly connected with the first fixing plate, the ejector rod cutter is fixedly mounted on the first fixing plate, and the first connecting plate is in transmission connection with an external driver.

Preferably, assuming that the internal cutting stroke of the ejector cutter driven by the external driver is X, the stroke X is 0 to 5mm.

Preferably, the method further comprises the following steps: an ejection assembly located above the inner cutting assembly, the ejection assembly comprising: a second connecting plate;

the second fixing plate is fixedly connected with the second connecting plate; and

at least two ejector rods, wherein each ejector rod is fixedly arranged on the second fixing plate;

wherein, the outside driver drives each ejector pin to move along the vertical direction.

Preferably, assuming that the ejection stroke of the ejector rod driven by the external actuator is Y, the size of the stroke Y is 0 to 30mm.

Preferably, the upper mold core is provided with a glue inlet inside, and the glue inlet is communicated with the flow passage.

One of the above technical solutions has the following advantages or beneficial effects: the sprue is separated from the workpiece through the ejector rod cutter, manual operation is not needed, the automation degree is high, the working efficiency is greatly improved, meanwhile, the production cost is reduced, and the device has a wide market application value.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention, wherein:

fig. 1 is a three-dimensional structural view of an in-mold gate mechanism according to an embodiment of the present invention;

fig. 2 is a sectional view of an in-mold gate mechanism according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an upper mold insert and a lower mold insert in a gate mechanism in a mold according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item appearing in front of the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc., are defined with respect to the configurations shown in the respective drawings, and in particular, "height" corresponds to a dimension from top to bottom, "width" corresponds to a dimension from left to right, "depth" corresponds to a dimension from front to rear, which are relative concepts, and thus may be varied accordingly depending on the position in which it is used, and thus these or other orientations should not be construed as limiting terms.

Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to the relationship of structures being secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments, unless expressly described otherwise.

According to an embodiment of the present invention, with reference to the illustration of fig. 1 to 3, it can be seen that the mold gate mechanism includes: an upper die core 11;

a lower mold core 12, which is arranged corresponding to the upper mold core 11; and

the inner cutting assembly 13 is arranged below the lower die core 12;

a cavity for forming a workpiece is defined between the lower mold core 12 and the upper mold core 11, a flow channel 121 is formed in the surface of the lower mold core 12, the flow channel 121 is communicated with the cavity, the internal cutting component 13 includes an ejector rod cutter 131, and the ejector rod cutter 131 is movably arranged at the communication position of the flow channel 121 and the cavity in the vertical direction.

It can be understood that after the upper die core 11 and the lower die core 12 are assembled, a workpiece is formed, and a gate integrated with the workpiece is formed in the runner 121, and the gate needs to be cut off; the utility model discloses a runner 121 with the intercommunication department of die cavity sets up ejector pin cutter 121 go up mould benevolence 11 with through ejector pin cutter 131 with runner and work piece separation during 12 not branch moulds of lower mould benevolence, need not manual operation, degree of automation is high, has improved work efficiency greatly, has reduced manufacturing cost simultaneously.

Further, an insert 14 is detachably arranged in the lower mold core 12, the insert 14 is located at a communication position between the flow passage 121 and the mold cavity, a guide groove 141 is formed in the insert 14, and the ejector rod cutter 131 penetrates through the guide groove 141.

Understandably, ejector pin cutter 131 can produce the damage to lower mould benevolence 12 when moving about for a long time, the utility model discloses a set up and insert 14, when producing the damage because many times of inscribe runner, only need change and insert, need not to maintain or change lower mould benevolence 12, and the staff's of being convenient for maintenance has reduced manufacturing cost simultaneously.

Further, the inner cutting assembly 13 further comprises: a first connecting plate 132 and a first fixing plate 133;

the first connecting plate 132 is fixedly connected with the first fixing plate 133, the push rod cutter 131 is fixedly mounted on the first fixing plate 133, and the first connecting plate 132 is in transmission connection with an external driver.

Assuming that the internally tangent stroke of the ejector rod cutter 131 driven by an external driver is X, the stroke X is 0-5 mm.

It can be understood that when the upper mold core 11 and the lower mold core 12 are not separated, an external driver drives the first connecting plate 132 to move in the vertical direction, so as to drive the ejector rod cutter 131 to move in the vertical direction, so as to control the ejector rod cutter 131 to separate a workpiece from a gate.

Further, still include: an ejection assembly 15, wherein the ejection assembly 15 is located above the inner cutting assembly 13, and the ejection assembly 15 comprises: a second connecting plate 151;

a second fixing plate 152 fixedly connected to the second connecting plate 151; and

at least two push rods 153, wherein each push rod 153 is fixedly arranged on the second fixing plate 152;

wherein each push rod 153 is driven by an external driver to move in the vertical direction.

Assuming that the ejection stroke of the ejector rod 153 driven by an external driver is Y, the size of the stroke Y is 0 to 30mm.

It can be understood that after the upper mold core 11 and the lower mold core 12 are separated, an external driver drives the first connecting plate 132 to move in the vertical direction, so as to drive the second connecting plate 151 to move in the vertical direction, and finally drive the ejector rod 153 to move in the vertical direction, so as to control the ejector rod 153 to eject the formed workpiece and the separated gate.

Further, a glue inlet 111 is formed in the upper mold core 11, and the glue inlet 111 is communicated with the flow passage 121.

To sum up, the utility model provides a mould inscribe runner mechanism, it separates runner and work piece through the ejector pin cutter, need not manual operation, and degree of automation is high, has improved work efficiency greatly, has reduced manufacturing cost simultaneously, has wide market using value.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to all kinds of being fit for the utility model's field completely. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept as defined by the appended claims and their equivalents.

Claims (7)

1. An in-mold gate mechanism, comprising: an upper die core (11);

a lower die core (12) which is arranged corresponding to the upper die core (11); and

the inner cutting component (13) is arranged below the lower die core (12);

the inner cutting die comprises a lower die core (12) and an upper die core (11), wherein a cavity for forming a workpiece is defined between the lower die core (12) and the upper die core (11), a flow passage (121) is formed in the surface of the lower die core (12), the flow passage (121) is communicated with the cavity, the inner cutting assembly (13) comprises an ejector rod cutter (131), and the ejector rod cutter (131) can be movably arranged at the communication position of the flow passage (121) and the cavity in the vertical direction.

2. The mold in-gate mechanism according to claim 1, wherein an insert (14) is detachably disposed inside the lower mold core (12), the insert (14) is located at a communication position between the runner (121) and the cavity, a guide groove (141) is formed inside the insert (14), and the ejector cutter (131) penetrates through the guide groove (141).

3. The in-mold gating apparatus of claim 1, wherein the in-mold assembly (13) further comprises: a first connecting plate (132) and a first fixing plate (133);

the first connecting plate (132) is fixedly connected with the first fixing plate (133), the ejector rod cutter (131) is fixedly mounted on the first fixing plate (133), and the first connecting plate (132) is in transmission connection with an external driver.

4. The in-mold gate mechanism according to claim 1, wherein the size of the stroke X is 0 to 5mm assuming that the external driver drives the ejector pin cutter (131) to have an in-mold stroke of X.

5. The mold in-gate mechanism of claim 1, further comprising: an ejector assembly (15), the ejector assembly (15) being located above the inner cutter assembly (13), the ejector assembly (15) comprising: a second connecting plate (151);

a second fixing plate (152) fixedly connected to the second connecting plate (151); and

at least two ejector rods (153), wherein each ejector rod (153) is fixedly arranged on the second fixing plate (152);

wherein, an external driver drives each top rod (153) to move along the vertical direction.

6. The mold in-gate mechanism according to claim 1, wherein the size of the stroke Y is 0 to 30mm, assuming that the external driver drives the ejector pin (153) to have an ejection stroke Y.

7. The mold in-mold gate mechanism according to claim 1, wherein the upper mold core (11) has a glue inlet (111) formed therein, and the glue inlet (111) is communicated with the runner (121).

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