CN212498772U

CN212498772U - Glue feeding system

Info

Publication number: CN212498772U
Application number: CN202020740263.7U
Authority: CN
Inventors: 陈德钦
Original assignee: Lipton Button Accessories Shenzhen Co ltd
Current assignee: Lipton Button Accessories Shenzhen Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-02-09
Anticipated expiration: 2030-05-06

Abstract

A glue feeding system comprises an injection molding machine, wherein the injection molding machine comprises a hot runner for guiding glue; the glue inlet system also comprises a mould which is provided with a cavity and used for containing the glue stock by utilizing the cavity to form an injection molding product, and a bushing which is detachably arranged on the mould and used for allowing the hot runner to be communicated with the cavity in a penetrating way. The utility model discloses a enter gluey system modern design, the practicality is strong.

Description

Glue feeding system

Technical Field

The utility model relates to a former field especially relates to an advance gluey system.

Background

Traditional injection mold has the runner, advances gluey mould with the formula of hiding according to advancing gluey mode divideing into directly advancing gluey mould, however, these two kinds of moulds all are difficult to avoid producing the mouth of a river waste material in runner department when production to need the design to have the back-off to guarantee that the runner can not have the card front mould. Meanwhile, the inverted buckle or the vertical section difference is too high, so that waste cutting can be generated, dust accumulation in a mold is caused, and the appearance of an injection molding product is seriously influenced. In addition, the difference of the glue feeding modes can cause errors of product forming conditions, so that the consistency of the functions and the sizes of products in the same mould and the same batch can not be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned technical problem, a advance gluey system is proposed.

The utility model provides a technical scheme as follows:

the utility model provides a glue feeding system, which comprises an injection molding machine, wherein the injection molding machine comprises a hot runner for guiding glue materials; the glue inlet system also comprises a mould which is provided with a cavity and used for containing the glue stock by utilizing the cavity to form an injection molding product, and a bushing which is detachably arranged on the mould and used for allowing the hot runner to be communicated with the cavity in a penetrating way.

In the above glue feeding system of the utility model, the mold comprises a lower mold and an upper mold; the top surface of the lower die is provided with a first accommodating groove, and the bottom surface of the upper die is provided with a second accommodating groove; the upper die is detachably buckled on the lower die, so that the first accommodating groove and the second accommodating groove are matched to form a cavity;

set up the mounting hole with the second holding tank intercommunication on going up the mould top surface, bush detachably inlays to be established on the inner wall of mounting hole.

In the above glue feeding system of the utility model, the lower mold is provided with a first fixing hole which is obliquely arranged, and the upper mold is provided with a second fixing hole which is obliquely arranged and matched with the first fixing hole;

the lower die is also provided with a third fixing hole which is obliquely arranged and is not parallel to the first fixing hole, and the upper die is also provided with a fourth fixing hole which is obliquely arranged and is matched with the third fixing hole;

the mould is still including wearing to locate the first dead lever of second fixed orifices and first fixed orifices in proper order, still including wearing to locate the second dead lever of fourth fixed orifices and third fixed orifices in proper order.

In the above glue feeding system of the present invention, the upper mold comprises an upper mold main body and a connecting member; the second accommodating groove is formed in the bottom surface of the upper die main body; the second fixing hole and the fourth fixing hole are respectively formed in the connecting piece;

the top surface of the upper die main body is provided with a stepped hole, and the bushing is detachably embedded in the stepped hole;

a third accommodating groove for accommodating the upper die main body is formed in the bottom surface of the connecting piece; the top surface of the connecting piece is provided with a communicating hole communicated with the bottom of the third holding tank;

the connecting piece is connected with the lower die through the first fixing rod and the second fixing rod respectively, the upper die main body is limited in the third containing groove, the bushing is limited in the stepped hole, and the stepped hole and the communicating hole are communicated to form the mounting hole.

In the glue feeding system of the utility model, the outer contour of the bushing is in the shape of a step round table and is matched with the step hole; the axial direction of the bush is provided with a shaft hole through which the heat supply flow passage passes.

In the above-mentioned glue feeding system of the utility model, the bottom of the hot runner is conical.

The utility model discloses an advance gluey system and adopt no runner mould, and the hot runner is fixed to be set up on the injection molding machine, simultaneously, redesign bush and hot runner cooperation butt joint. Through the fixed setting of hot runner on the injection molding machine, realize can clearing up at any time and penetrate mouth raw materials residue, also make and need not to demolish the hot runner when changing the mould, only need change and take the bush mould to accomplish the retooling. The utility model discloses a enter gluey system modern design, the practicality is strong.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 shows a schematic structural diagram of a glue inlet system according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an injection molding machine of the glue injection system shown in FIG. 1;

FIG. 3 is a schematic diagram of a mold of the glue injection system of FIG. 1;

fig. 4 shows a schematic view of the structure of the bushing of the mold shown in fig. 3.

Detailed Description

The utility model discloses the technical problem that will solve is: the traditional injection mold is provided with a runner, the runner is difficult to avoid generating water gap waste materials, and an inverted buckle is needed to ensure that the runner cannot be clamped with a front mold. Meanwhile, the inverse buckle or the vertical section difference is too high, so that waste cutting chips can be generated, and dust accumulation in the die can be caused. In addition, the difference of the glue feeding modes can cause errors of product forming conditions, so that the consistency of the functions and the sizes of products in the same mould and the same batch can not be ensured. The utility model discloses the technical thinking that just this technical problem provided is: a runner-free mold is adopted, the hot runner is fixedly arranged on an injection molding machine, and meanwhile, a bushing is designed to be matched and butted with the hot runner. Through the fixed setting of hot runner on the injection molding machine, realize can clearing up at any time and penetrate mouth raw materials residue, also make and need not to demolish the hot runner when changing the mould, only need change and take the bush mould to accomplish the retooling.

In order to make the technical purpose, technical solution and technical effects of the present invention more clear so as to facilitate those skilled in the art to understand and implement the present invention, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, fig. 1 is a schematic structural diagram of a glue feeding system according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural diagram of an injection molding machine of the glue injection system shown in FIG. 1; fig. 3 is a schematic structural diagram of a mold of the glue injection system shown in fig. 1. The glue feeding system comprises an injection molding machine 100, wherein the injection molding machine 100 comprises a hot runner 110 for guiding glue (not shown in the figure); the glue injection system further includes a mold 200 having a cavity 210 for receiving the glue using the cavity 210 to form an injection molded product, and a bushing 220 detachably mounted on the mold 200 for providing the hot runner 110 with a through hole to communicate the hot runner 110 with the cavity 210.

Above-mentioned technical scheme is basic scheme, avoids and solves the problem of leaking to glue through the bush, has solved the colored product of traditional hot runner and has traded the puzzlement of look difficulty. Through with the fixed setting of hot runner on the injection molding machine, realize can clearing up at any time and penetrate mouth raw materials residue, also make and need not to demolish the hot runner when changing the mould, only need to change the mould of taking the bush and can accomplish the retooling, guarantee product function and product size uniformity, practiced thrift product shaping cycle, avoid runner waste recycling and runner to cut off the product smear metal, the runner can be guaranteed to level and need not artifical decoration, and can't do the formula of hiding to gluing the position and advance to glue the product and also can easily solve. In addition, the development cost of the die is consistent with that of the traditional die, and the development cost does not need to be additionally increased. The operation mode of quick die change is short in die change time and simple to operate. Compared with the traditional mold, the product molding period can be improved by 20-30%.

Further, the mold 200 includes a lower mold 230 and an upper mold 240; the top surface of the lower mold 230 is provided with a first receiving groove 211, and the bottom surface of the upper mold 240 is provided with a second receiving groove 212; the upper mold 240 is detachably fastened to the lower mold 230 such that the first receiving groove 211 and the second receiving groove 212 cooperate to form the cavity 210.

The top surface of the upper mold 240 is provided with a mounting hole 241 communicated with the second receiving groove 212, and the bushing 220 is detachably embedded on the inner wall of the mounting hole 241.

The above technical solution is specific to the structure of the mold 200. It is understood that the structure of the mold 200 is not limited to the above, for example, the upper mold 240 may not be provided with the second receiving groove 212, and the cavity 210 is defined only by the body thereof cooperating with the first receiving groove 211.

Further, a first fixing hole 231 is formed in the lower mold 230 in an inclined manner, and a second fixing hole 242 is formed in the upper mold 240 in an inclined manner and matched with the first fixing hole 231;

the lower mold 230 further defines a third fixing hole 232 that is disposed obliquely and not parallel to the first fixing hole 231, and the upper mold 240 further defines a fourth fixing hole 243 that is disposed obliquely and is matched with the third fixing hole 232;

the mold 200 further includes a first fixing rod 250 sequentially passing through the second fixing hole 242 and the first fixing hole 231, and a second fixing rod 251 sequentially passing through the fourth fixing hole 243 and the third fixing hole 232.

Here, the upper and

lower molds

240 and 230 can be completely fastened together by using the first and

second fixing bars

250 and 251, and the upper and

lower molds

240 and 230 are fastened without dislocation by the first and

second fixing bars

250 and 251 which are not parallel to each other.

Further, the upper die 240 includes an upper die main body 244 and a connecting member 245; the second receiving groove 212 is opened on the bottom surface of the upper mold body 244; the second fixing hole 242 and the fourth fixing hole 243 are respectively arranged on the connecting piece 245;

a stepped hole 246 is formed in the top surface of the upper die main body 244, and the bushing 220 is detachably inserted into the stepped hole 246;

a third accommodating groove 247 for accommodating the upper die main body 244 is formed on the bottom surface of the connecting member 245; the top surface of the connecting piece 245 is provided with a communicating hole 248 communicated with the bottom of the third accommodating groove 247;

the connecting member 245 is connected to the lower mold 230 by the first fixing rod 250 and the second fixing rod 251, respectively, to restrain the upper mold body 244 in the third receiving groove 247 and the bushing 220 in the stepped hole 246, and also to communicate the stepped hole 246 with the communication hole 248 to form the mounting hole 241.

Here, the fixing of the bushing 220 is achieved by the design of the third receiving groove 247 and the stepped hole 246.

Further, as shown in fig. 2, the bottom of the hot runner 110 is tapered, which makes it easier for the hot runner 110 to inject the glue.

Further, as shown in fig. 4, fig. 4 shows a structural view of a bushing of the mold shown in fig. 3. Specifically, the outer contour of the bushing 220 is in a stepped circular truncated cone shape and is matched with the stepped hole 246; meanwhile, the bushing 220 is axially provided with a shaft hole 221 through which the heat supply flow channel 110 passes.

While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A glue feeding system, characterized by comprising an injection molding machine (100), wherein the injection molding machine (100) comprises a hot runner (110) for guiding glue; the glue feeding system further comprises a mold (200) provided with a cavity (210) and used for containing the glue by using the cavity (210) to form an injection molding product, and a bushing (220) which is detachably arranged on the mold (200) and used for allowing the heat supply runner (110) to penetrate so as to enable the hot runner (110) to be communicated with the cavity (210).

2. The glue filling system of claim 1, wherein the mold (200) comprises a lower mold (230) and an upper mold (240); the top surface of the lower die (230) is provided with a first accommodating groove (211), and the bottom surface of the upper die (240) is provided with a second accommodating groove (212); the upper die (240) is detachably buckled on the lower die (230) so that the first accommodating groove (211) and the second accommodating groove (212) are matched to form a cavity (210);

the top surface of the upper die (240) is provided with a mounting hole (241) communicated with the second accommodating groove (212), and the bushing (220) is detachably embedded on the inner wall of the mounting hole (241).

3. The glue feeding system of claim 2, wherein the lower mold (230) is provided with a first fixing hole (231) which is obliquely arranged, and the upper mold (240) is provided with a second fixing hole (242) which is obliquely arranged and matched with the first fixing hole (231);

the lower die (230) is also provided with a third fixing hole (232) which is obliquely arranged and is not parallel to the first fixing hole (231), and the upper die (240) is also provided with a fourth fixing hole (243) which is obliquely arranged and is matched with the third fixing hole (232);

the mold (200) further comprises a first fixing rod (250) sequentially penetrating through the second fixing hole (242) and the first fixing hole (231), and a second fixing rod (251) sequentially penetrating through the fourth fixing hole (243) and the third fixing hole (232).

4. The glue filling system of claim 3, wherein the upper mold (240) comprises an upper mold body (244) and a connector (245); the second accommodating groove (212) is formed in the bottom surface of the upper die main body (244); the second fixing hole (242) and the fourth fixing hole (243) are respectively arranged on the connecting piece (245);

a stepped hole (246) is formed in the top surface of the upper die main body (244), and the bushing (220) is detachably embedded in the stepped hole (246);

a third accommodating groove (247) for accommodating the upper die main body (244) is formed in the bottom surface of the connecting piece (245); the top surface of the connecting piece (245) is provided with a communicating hole (248) communicated with the bottom of the third accommodating groove (247);

the connecting member 245 is connected to the lower mold 230 by a first fixing rod 250 and a second fixing rod 251, respectively, to restrain the upper mold main body 244 in the third accommodation groove 247 and the bush 220 in the stepped hole 246, and also to communicate the stepped hole 246 with the communication hole 248 to form the mounting hole 241.

5. The glue filling system of claim 4, wherein the outer contour of the bushing (220) is in a shape of a stepped truncated cone, and is matched with the stepped hole (246); the axial direction of the bushing (220) is provided with a shaft hole (221) through which the heat supply flow passage (110) passes.

6. The glue filling system of claim 1 wherein the bottom of the hot runner (110) is tapered.