CN217346571U

CN217346571U - High-yield clothes hanger laminated mold structure

Info

Publication number: CN217346571U
Application number: CN202221229822.3U
Authority: CN
Inventors: 江琦辉; 陈小龙
Original assignee: Tongda Chuangzhi Xiamen Co ltd
Current assignee: Tongda Chuangzhi Xiamen Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-02
Anticipated expiration: 2032-05-19

Abstract

The utility model provides a high-yield clothes hanger laminated mold structure, which comprises a middle mold, a fixed mold and a movable mold, wherein the top surface of the middle mold is provided with a first mold core, the bottom surface of the middle mold is provided with a second mold core, and the periphery of the middle mold is provided with at least one mold opening mechanism; a fixed die cavity is arranged on the fixed die parting surface, and at least one fixed die cavity is formed after a die cavity of the fixed die cavity is spliced with a die cavity of the first die cavity; a movable mould core is arranged on the parting surface of the movable mould, and the cavity of the movable mould core and the cavity of the second mould core are spliced to form at least one movable mould cavity; the die opening mechanism is used for synchronously driving or sequentially driving the fixed die and the movable die to carry out die closing or die opening movement. A plurality of fixed die cavities and movable die cavities can be designed according to requirements, and the effect of one-time injection molding of a plurality of fixed die cavities and movable die cavities is achieved; and because the mold is a laminated injection mold, the single-machine capacity of the injection molding machine is improved by times according to the number of layers compared with the traditional mold.

Description

High-yield clothes hanger laminated die structure

Technical Field

The utility model relates to a mould field of machinery, specificly relate to a high productivity clothes hanger stromatolite mould structure.

Background

When the injection molding machine uses a single-layer plastic injection mold, the injection amount and the mold opening stroke of the injection molding machine only use 20% -40% of rated amount, the performance of the injection machine is not fully exerted, and the production capacity is relatively reduced.

If adopt stromatolite formula injection mold, can be on the basis that does not increase the clamping force, enable output and increase by times according to the number of piles under the condition of an injection machine, can greatly improve production efficiency and rate of equipment utilization to can practice thrift manufacturing cost and manpower resources.

Meanwhile, the laminated injection mold is most suitable for forming large flat parts, parts such as shallow-cavity shells, small multi-cavity thin-wall parts and parts needing mass production. Therefore, the inventor designs a laminated injection mold for injection molding of the adult clothes rack.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-yield clothes hanger laminated mold structure, which aims to improve the problem that the injection molding efficiency of the existing mold is lower when an adult clothes hanger is injected.

The utility model discloses a realize like this: a high throughput garment hanger stack mold structure comprising:

the mould comprises an intermediate mould, a first mould core and a second mould core, wherein the top surface of the intermediate mould is provided with the first mould core, the bottom surface of the intermediate mould is provided with the second mould core, and the periphery of the intermediate mould is provided with at least one mould opening mechanism;

the fixed die comprises a fixed die, a fixed die core and a first die core, wherein a parting surface of the fixed die is provided with a fixed die cavity, and the fixed die cavity and the first die core are spliced to form at least one fixed die cavity; and

the parting surface of the movable mould is provided with a movable mould core, and the cavity of the movable mould core and the cavity of the second mould core are spliced to form at least one movable mould cavity;

the die opening mechanism is used for synchronously driving or sequentially driving the fixed die and the movable die to carry out die closing or die opening movement.

Preferably, a cooling water channel is arranged in the middle die, and/or cooling water channels are arranged on the fixed die and the movable die.

Preferably, a hot runner system is arranged in the middle mold, and the hot runner system and the cooling water channel are arranged independently.

Preferably, the hot runner system is a needle valve type hot runner system, and a needle valve port of the needle valve type hot runner system is provided with a baffle sheet.

Preferably, the hot runner system is provided with a multi-stage splitter plate, and the splitter plate is used for splitting and conveying the plastic in a molten state to a plurality of fixed mold cavities and movable mold cavities;

and a hot runner junction box is arranged on the side surface of the middle mould and is electrically connected with the hot runner system.

Preferably, a water collecting block is arranged in the middle die, or water collecting blocks are arranged in the fixed die and the movable die, or water collecting blocks are arranged in the middle die, the fixed die and the movable die, and the water collecting blocks are communicated with an inlet or an outlet of the cooling water channel.

Preferably, the fixed die cavity and the movable die cavity are two clothes hanger die cavities which are symmetrically arranged, and the fixed die cavities and the movable die cavity are arranged side by side at equal intervals.

Preferably, the die opening mechanism is a rift rod mechanism, the rift rod mechanism is provided with a plurality of rift rod mechanisms, the rift rod mechanisms are symmetrically arranged on two side surfaces of the middle die, and the rift rod is used for synchronously parting the fixed die and the movable die.

Preferably, the middle mould is provided with height-adjustable's self-lubricating function and violently is provided with the supporting seat that the mould slided along with opening and shutting on the injection molding machine slip table, and the symmetry is provided with the regulating block on the both ends of supporting seat.

Preferably, the first die core, the second die core, the fixed die core and the movable die core are formed by splicing a plurality of die core plates; the side surface of the mould core plate is provided with a positioning groove or a positioning hole.

The utility model has the advantages that:

1. the high-capacity clothes hanger laminated mold structure consists of three parts of templates, namely a middle mold, a fixed mold and a movable mold, and is a double-layer laminated mold structure. Specifically, the two side plate surfaces of the middle mold are both provided with mold cavities, so that at least one fixed mold cavity is formed by matching with a fixed mold insert and at least one movable mold cavity is formed by matching with a movable mold insert, a plurality of fixed mold cavities and movable mold cavities can be designed according to requirements, and a plurality of effects of one-time injection molding are achieved; and because this mould is stromatolite formula injection mold, compare traditional mould and can reach twice production effect of quantity, realized the effect of high-yield production, improve the utilization ratio of injection molding machine simultaneously.

2. Compared with the traditional mold, the high-capacity clothes hanger laminated mold structure can increase the mold locking force of the injection molding machine by 10-15% when the injection molding machine is used for injection molding, but the yield can be increased by 90-95%, and the production capacity is improved.

3. When the high-capacity clothes hanger laminated mold structure is used for producing clothes hangers, 10 fixed mold cavities and 10 movable mold cavities can be designed, so that 20 clothes hangers can be obtained during single injection molding, and the effect of high-capacity production is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a high-capacity clothes rack lamination mold structure according to an embodiment of the invention;

FIG. 2 is a cross-sectional view of a high throughput garment hanger stack mold configuration according to an embodiment of the present invention;

FIG. 3 is an exploded view of a high throughput garment hanger stack mold configuration according to an embodiment of the present invention;

fig. 4 is a partial schematic view of a hot runner system of a high throughput garment hanger stack mold structure according to an embodiment of the present invention;

FIG. 5 is a partial view of a needle valve fitting at a cylinder of a high throughput clothes hanger stack mold structure according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a mold insert plate of a high-throughput clothes rack laminated mold structure according to an embodiment of the present invention after being spliced.

Reference numerals:

10. an intermediate mold;

101. a first mold core; 102. a second mold core; 103. a cooling water channel; 104. a water collection block;

105. a supporting seat; 106. a hot runner system; 107. a hot runner junction box;

1051. an adjusting block;

1061. a needle valve; 1062. a baffle plate; 1063. a cylinder; 1064. a flow distribution plate;

20. fixing a mold; 201. fixing a die core;

30. moving the mold; 301. moving the mold core;

40. a mold opening mechanism;

50. a core plate; 501. positioning a groove; 502. and a clothes hanger die cavity.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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 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 integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, 2, 3, 4 and 5, the embodiment provides a high-throughput clothes hanger laminated mold structure, including a middle mold 10, a fixed mold 20 and a movable mold 30, wherein a first mold core 101 is disposed on a top surface of the middle mold 10, a second mold core 102 is disposed on a bottom surface of the middle mold 10, and at least one mold opening mechanism 40 is disposed on a peripheral side of the middle mold 10; a fixed mold insert 201 is arranged on the parting surface of the fixed mold 20, and at least one fixed mold cavity is formed after a cavity of the fixed mold insert 201 is spliced with a cavity of the first mold insert 101; a movable mold core 301 is arranged on the parting surface of the movable mold 30, and a cavity of the movable mold core 301 is spliced with a cavity of the second mold core 102 to form at least one movable mold cavity; the mold opening mechanism 40 is used for synchronously driving or sequentially driving the fixed mold 20 and the movable mold 30 to perform mold closing or mold opening movement.

The embodiment is a laminated injection mold designed for adult clothes hangers, and particularly has a double-layer laminated mold structure, so that the aim of producing the adult clothes hangers with high yield is fulfilled. Specifically, the middle mold 10 may be made of a single mold plate, or may be made of a plurality of mold plates, and the plurality of mold inserts are made to facilitate the installation of channels in the middle mold 10, thereby reducing the complexity of the processing technique.

When the high-yield clothes hanger laminated mold structure is used, the high-yield clothes hanger laminated mold structure is installed on an injection molding machine, the mold opening mechanism 40 is driven by the injection molding machine to move, and then the fixed mold 20 and the movable mold 30 are driven to move until the fixed mold and the movable mold are matched with the middle mold 10. At this time, a plurality of cavities of the adult clothes rack (the number of the cavities can be designed in a side-by-side or rectangular array manner, for example, 10 cavities) can be arranged in the cavity of the fixed mold 20 formed by the first mold core 101 and the fixed mold core 201, and similarly, 10 cavities can be designed in the cavity of the movable mold 30 formed by closing the second mold core 102 and the movable mold core 301, so that compared with the traditional mold, the production effect of twice the number can be achieved, the effect of high-yield production is realized, and meanwhile, the utilization rate of the injection molding machine is improved.

As shown in fig. 2, the cooling water passage 103 is provided in the intermediate mold 10 in this embodiment, and/or the cooling water passage 103 is provided in the fixed mold 20 and the movable mold 30. Can cool off high yield clothes hanger stromatolite mould structure through cooling water channel 103, help the product rapid prototyping in the high yield clothes hanger stromatolite mould structure, cool off the template of middle mould 10, top mould and movable mould 30 promptly and reach the purpose of carrying out rapid cooling to the molten plastics for the shaping of product improves production efficiency, and then improves the productivity of production, realizes the high yield production purpose to clothes hanger.

As shown in fig. 1, the water collection block 104 is provided in the intermediate mold 10 in the present embodiment, or the water collection block 104 is provided in the fixed mold 20 and the movable mold 30, or the water collection block 104 is provided in the intermediate mold 10, the fixed mold 20, and the movable mold 30, and the water collection block 104 is provided in communication with an inlet or an outlet of the cooling water passage 103. The purpose of water collection block 104 is used for reducing the cooling production time of the high-yield clothes hanger laminated mold structure, therefore, a plurality of water collection blocks 104 can be designed to save the injection molding installation time, and the water collection blocks 104 arranged at different positions are used for switching the water channel on the high-yield clothes hanger laminated mold structure to the water collection blocks 104 in advance before injection molding, so that the effect of fast water injection cooling of the high-yield clothes hanger laminated mold structure is achieved, the production capacity is improved, and the high-yield production purpose of clothes hangers is realized.

As shown in fig. 1 and 3, the mold opening mechanism 40 in this embodiment is a plurality of riffle rod mechanisms, the riffle rod mechanisms are symmetrically arranged on two side surfaces of the middle mold 10, and the riffle rods are used for synchronously parting the fixed mold 20 and the movable mold 30. The riffle rod mechanism is matched transmission between a screw rod and a sleeve, namely the power of the screw rod and a driving screw rod is arranged on the middle die 10, the sleeve is arranged on the movable die 30 and the fixed die 20, when the driving screw rod rotates to be matched with the thread (such as a rectangular thread or a trapezoidal thread) in the inner hole of the sleeve, the purpose of linear transmission can be achieved, so that the fixed die 20 can realize the die splitting or die closing effect on the fixed die 20 through synchronous transmission of a plurality of riffle rod mechanisms; similarly, the movable mold 30 can be separated or closed synchronously by a plurality of rift rod mechanisms. The effect of synchronously separating the movable mold 30 and the fixed mold 20 is realized, and the effect of improving the productivity is realized.

As shown in fig. 1, fig. 2 and fig. 3, in the present embodiment, the middle mold 10 is provided with a support seat 105 having a height-adjustable self-lubricating function and sliding along with the mold opening and closing on the sliding table of the injection molding machine, two ends of the support seat 105 are symmetrically provided with adjusting blocks 1051, and the support seat 105 and the riffle rod are located on two adjacent side surfaces of the middle mold 10. By changing the thickness of the adjusting block 1051, the height adjustment of the supporting base 105 can be realized to adapt to the use of the injection molding machine. Meanwhile, lubricating oil is arranged on the sliding rail of the injection molding machine, so that the self-lubricating effect of the adjusting block 1051 and the supporting seat 105 can be realized. And then the sliding action of die opening and die closing is carried out by matching with a high-capacity clothes hanger laminated die structure, so that the practicability is improved. And the supporting seat positioned below the injection molding machine can achieve the purpose of supporting the middle mold 10 well, prevent the middle mold 10 from sinking, and play a role in balancing support and keeping the smooth opening and closing of the laminated mold structure of the high-yield clothes hanger. Therefore, the design of the supporting seat 105 can avoid the sagging deformation of the middle position of the middle mold 10, thereby affecting the service life of the high-yield clothes hanger laminated mold structure and improving the practicability.

As shown in fig. 2 and 4, the hot runner system 106 is provided in the intermediate mold 10 in the present embodiment, and the hot runner system 106 and the cooling water channel 103 are arranged independently of each other. The hot runner system 106 is generally composed of a hot nozzle, a splitter plate, a temperature control box, accessories and the like, wherein the hot nozzle generally comprises an open hot nozzle and a needle valve 1061 hot nozzle, and the form of the hot nozzle directly determines the selection of the hot runner system 106 and the manufacture of a mold, so the hot runner system 106 is divided into the open hot runner system 106 and the needle valve 1061 hot runner system 106 correspondingly. Since the technology of the hot runner system 106 itself is prior art, it will not be described in detail here. The hot runner system 106 is arranged in the middle die 10, so that injection molding materials can be conveyed to the fixed die cavity and the movable die cavity at the same time, the hot runner system 106 does not need to be arranged on the fixed die 20 and the movable die 30, and the practicability is improved.

Further, as shown in fig. 1 and 4, a hot runner junction box 107 is provided on a side surface of the intermediate mold 10 in the present embodiment, and the hot runner junction box 107 is electrically connected to the hot runner system 106. Therefore, the hot runner junction box 107 can be quickly electrically connected with the outside to provide corresponding electric energy and/or electric signals for the hot runner system 106, so as to ensure the stable operation of the hot runner system 106 and improve the practicability.

Further, the hot runner system 106 in this embodiment is provided with a multi-stage splitter plate 1064, and the splitter plate 1064 is used for splitting and conveying the molten plastic to a plurality of fixed mold cavities and movable mold cavities, for example, 10 fixed mold cavities and movable mold cavities are designed, so that 20 hanger products can be obtained by single injection molding, and the purpose of high-yield production is achieved. The design of the flow distribution plate 1064 can meet the injection molding requirements of more fixed mold cavities and movable mold cavities, so that the injection molding requirements of fixed mold cavities and movable mold cavities with different quantities are met, and the practicability is improved.

As shown in fig. 4 and fig. 5, the hot runner system 106 in this embodiment is a needle valve 1061 type hot runner system 106, and a needle valve 1061 port of the needle valve 1061 type hot runner system 106 is provided with a blocking piece 1062. Specifically, in long-time continuous production process, on hot runner system 106's the needle oil groove, easily because during injection moulding product, because high temperature produces gluey oily gas flow to the needle oil groove on (become liquid through the condensation), and then the long-time backlog of gluey oil that produces becomes the powder in cylinder 1063 the back, can cause the dead condition of card to cylinder 1063 for cylinder 1063's output shaft can't move, causes the dead problem of card. Therefore, the baffle 1062 is added to the valve needle of the hot runner system 106 to prevent the condensed liquid glue oil from being discharged into the cylinder 1063, and the glue oil is discharged into the splitter plate 1064 through the glue oil groove, so that the glue oil is prevented from being blocked, and the practicability is improved.

As shown in fig. 6, in this embodiment, the stationary mold cavity and the movable mold cavity are two hanger mold cavities 502 symmetrically arranged, and a plurality of stationary mold cavities and movable mold cavities are arranged side by side at equal intervals. The two symmetrically arranged clothes hanger cavities are compactly arranged (as shown in fig. 6, the head of the clothes hanger is aligned with the bottom of another clothes hanger), the area of the die core plate can be effectively utilized, the size of the die core plate is reduced, and the size of the high-yield clothes hanger laminated die structure is relatively small. In a similar way, when the fixed model cavity and the movable model cavity are provided with a plurality of cavities, the cavities can be closely arranged at equal intervals side by side, the size of the high-yield clothes hanger laminated mold structure is reduced, and the practicability is improved.

As shown in fig. 6, in the present embodiment, the first mold core 101, the second mold core 102, the fixed mold core 201 and the movable mold core 301 are formed by splicing a plurality of mold core plates; the side of the mold core plate is provided with a positioning groove 501 and/or a positioning hole (not shown). The design of the spliced mold core plate 50 is convenient for processing the mold core plate, thereby avoiding the requirement of large-scale equipment for processing the mold core plate and reducing the process difficulty. Meanwhile, when a plurality of die core plates are installed, the locating grooves and the lugs (the locating grooves are square grooves, the lugs are square bulges, and the sleeved locating effect is formed) on the die plates can be clamped and located, so that the locating between the die core plates is formed, the locating holes can be used for being matched with each other to locate and install the die core plates, and the locating grooves can form the further high-precision locating effect. The effect of the side-by-side alignment installation of the mold core plates of the plurality of blocks is realized, the purpose of the installation difficulty is reduced, and the practicability is improved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high throughput clothes hanger stack mold structure comprising:

the parting surface of the movable mould is provided with a movable mould core, and the cavity of the movable mould core and the cavity of the second mould core are spliced to form at least one movable mould cavity; the die opening mechanism is used for synchronously driving or sequentially driving the fixed die and the movable die to carry out die closing or die opening movement.

2. The high-throughput hanger stack mold structure of claim 1, wherein: and a cooling water channel is arranged in the middle die, and/or the fixed die and the movable die are provided with cooling water channels.

3. The high-throughput hanger stack mold structure of claim 2, wherein: and a hot runner system is arranged in the middle mould, and the hot runner system and the cooling water channel are mutually independently arranged.

4. A high capacity clothes hanger stack mold structure as claimed in claim 3, wherein: the hot runner system is a needle valve type hot runner system, and a needle valve port of the needle valve type hot runner system is provided with a baffle.

5. The high-throughput hanger stack mold structure of claim 3, wherein: the hot runner system is provided with a plurality of stages of splitter plates, and the splitter plates are used for shunting and conveying the plastic in a molten state to a plurality of fixed die cavities and movable die cavities;

6. A high capacity clothes hanger stack mold structure as claimed in claim 2, wherein: the water collecting block is arranged in the middle die, or the water collecting block is arranged in the fixed die and the movable die, or the water collecting block is arranged in the middle die, the fixed die and the movable die, and the water collecting block is communicated with an inlet or an outlet of the cooling water channel.

7. A high capacity clothes hanger stack mold structure as claimed in claim 1, wherein: the fixed die cavity and the movable die cavity are two clothes hanger die cavities which are symmetrically arranged, and the fixed die cavities and the movable die cavity are arranged side by side at equal intervals.

8. The high-throughput hanger stack mold structure of claim 1, wherein: the mould opening mechanism is a rifling rod mechanism, the rifling rod mechanism is provided with a plurality of rifling rod mechanisms, the rifling rod mechanisms are symmetrically arranged on two side faces of the middle mould, and the rifling rod is used for synchronously aligning the fixed mould and the movable mould.

9. The high-throughput hanger stack mold structure of claim 1, wherein: the middle die is provided with a self-lubricating function with adjustable height and transversely stretches across a supporting seat sliding along the mold opening and closing on the sliding table of the injection molding machine, and adjusting blocks are symmetrically arranged at two ends of the supporting seat.

10. The high-throughput hanger stack mold structure of claim 1, wherein: the first die core, the second die core, the fixed die core and the movable die core are formed by splicing a plurality of die core plates; and the side surface of the die core plate is provided with a positioning groove and/or a positioning hole.