CN211194751U

CN211194751U - Thimble-free mold structure

Info

Publication number: CN211194751U
Application number: CN201921854556.1U
Authority: CN
Inventors: 潘峰
Original assignee: Huizhou Songa Industrial Co ltd
Current assignee: Huizhou Songa Industrial Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-07
Anticipated expiration: 2029-10-30

Abstract

The utility model relates to the field of mold structure processing, in particular to a thimble-free mold structure, which comprises a B plate, a push plate, a mold core and an A plate; the die core is connected with the board B, the push plate is provided with a through hole matched with the die core, the die core penetrates through the push plate through the through hole on the push plate, and the push plate is connected with the board B; one end of the A plate is connected with the push plate, and the other end of the A plate is connected with the panel. The mold has the advantages that the effects of a common mold are achieved, and on one hand, the use of the ejector pin can be avoided; on the other hand, be convenient for process some higher dark chamber plastic products for whole set of mould structure can simplify, reduces mould thickness and effectively reduces injection mold cost.

Description

Thimble-free mold structure

Technical Field

The utility model relates to a mould processing field particularly, relates to a no thimble mould structure.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

The mould has a specific contour or inner cavity shape, and the blank can be separated according to the contour shape by applying the contour shape with the cutting edge. The traditional die generally comprises an upper ejector pin, a lower ejector pin, square iron and a rear fixing plate, and after the product is machined and is demoulded, the ejector pins are required to eject the product; in addition, some deep-cavity plastic products are high, inconvenient to process, complex in structure and high in processing cost.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, an object of the utility model is to provide a no thimble mould structure adopts this no thimble mould structure, can simplify the mould structure, reduces mould thickness and effectively reduces the injection mold cost.

In order to achieve the above object, the utility model provides a no thimble mould structure: comprises a board B, a push board, a mold core and a board A; the die core is connected with the board B, the push plate is provided with a through hole matched with the die core, the die core penetrates through the push plate through the through hole on the push plate, and the push plate is connected with the board B; one end of the A plate is connected with the push plate, and the other end of the A plate is connected with the panel.

Furthermore, a board B spigot is arranged on the board B and used for being matched with and connected with the push plate.

Furthermore, a push plate spigot is arranged on the push plate and used for being matched with and connected with the plate A.

Further, the A plate comprises a first A plate and a second A plate, the first A plate is connected with the panel, and the second A plate is provided with a through hole matched with the mold core and connected with the push plate.

Furthermore, the first A board and the panel are provided with a sprue bushing hole in a matching way, and the sprue bushing hole is used for feeding glue.

Furthermore, one side of the second A plate far away from the panel is matched with the die core connecting push plate

Furthermore, the injection molding machine also comprises a connecting column which penetrates through a circular through hole formed in the plate B and is used for connecting a top rod of the injection molding machine.

Further, the push plate type switch further comprises a shutter, and the shutter is used for connecting the B plate and the push plate.

Furthermore, an outlet groove is formed in the panel and used for placing a wiring led out from the A plate hot runner.

Furthermore, the number of the connecting columns is at least one.

The invention has the beneficial effects that: the mold structure can omit a thimble structure, and meanwhile, for some deep-cavity plastic products, the mold structure can be simplified, the thickness of the mold is reduced, and the cost of the injection mold is reduced; in addition, because injection molding machine top rod is connected to the push pedal, and the top rod needs return earlier, and the push pedal then top rod moves together, can reach earlier the effect that resets when the compound die at the mould from this moment, and the mould resets earlier can alleviate the mould collision, reduces the wearing and tearing of mould accessory.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is an exploded view of the thimble-less mold structure of the present invention;

FIG. 2 is an assembly view of the structure of the thimble-free mold of the present invention;

FIG. 3 is a partial cross-sectional view of the thimble-less mold structure of the present invention;

FIG. 4 is a cross-sectional view of the thimble-less mold structure of the present invention;

wherein the reference numerals are: 1-B plate, 101-B plate seam allowance, 2-push plate, 201-push plate seam allowance, 3-mold core, 4-A plate, 401-first A plate, 402-second A plate, 5-panel, 6-connecting column, 7-sprue hole, 8-outlet groove and 9-product.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the present invention relates to a thimble-free mold structure, which comprises a B plate 1, a push plate 2, a mold core 3 and an a plate 4; the mold insert 3 is fixedly connected to the B plate 1, the push plate 2 is provided with a through hole matched with the mold insert 3, the mold insert 3 penetrates through the push plate 2 through the through hole on the push plate 2, and the push plate 2 is connected with the B plate; one end of the A plate 4 is connected with the push plate 2, and the other end is connected with the panel 5.

In the embodiment, be equipped with B board tang 101 on the B board, B board tang 101 is used for the cooperation to connect push pedal 2, and when push pedal 2 downstream and B board compound die, the effect of fixed direction can be played to the B board tang to guarantee push pedal 2 and the accurate cooperation of B board 1.

In the embodiment, a push plate spigot 201 is arranged on one side of the push plate 2, which is far away from the plate B, and the push plate spigot 201 is used for being matched and connected with the plate A; in the embodiment, for convenience of processing and installation, the a plate 4 is divided into a first a plate 401 and a second a plate 402, when a product is processed by the mold, the first a plate 401 and the second a plate 402 are fixedly connected into a whole, wherein the first a plate 401 is fixedly connected with the panel 5, the second a plate 402 is provided with a through hole matched with the mold core 3, and the second a plate 402 is connected with the push plate 2; when the a plate 402 and the push plate 2 are assembled, the push plate seam allowance 201 can play a role in fixing the direction, so that accurate matching of the a plate 4 and the push plate 2 is guaranteed.

In one embodiment, the first A plate 401 and the face plate 5 are provided with squirt nozzle holes 7, and the squirt nozzle holes 7 are used for glue feeding.

In the embodiment, the panel 5 is provided with an outlet groove 8, and the outlet groove 8 is used for placing wires led out from the A plate hot runner.

In one embodiment, the second A plate 402 is coupled to the cavity 3 and the connecting push plate 2 at a side thereof away from the panel 5

In the embodiment, the thimble-free mold structure comprises a connecting column 6, wherein the connecting column 6 is arranged on one side of the push plate 2 close to the B plate 1 and is used for connecting a top roller of the injection molding machine, and when a product 9 is processed, the top roller of the injection molding machine pushes the connecting column 6 and drives the push plate 2 to move upwards (in the mold opening direction in the figure); in the embodiment, the number of the connecting columns is at least one, and the number of the connecting columns in the embodiment is four.

In the embodiment, the B plate 1 is provided with circular through holes for connecting the connecting columns 6 with the top roller of the injection molding machine through the through holes, and in the embodiment, the number of the circular through holes arranged on the B plate 1 is matched with the arrangement of the connecting columns 6.

The complete working process is as follows: when the mold is opened, the mold insert 3 is fixedly arranged on the B plate 1 and penetrates through the push plate 2, the push plate 2 is connected with the B plate 1 through a shutter (not shown in the figure), the A plate 4 is connected with the push plate 2, the A plate 4 is fixedly connected with the panel 5, and the panel 5 is fixed on an injection molding machine; the A plate 4 plays a role in fixing the die core 3;

glue is fed into a sprue bush opening 7 on the panel 5, after a product is molded, the injection molding machine can drive the panel 5 to move upwards, and the panel 5 can drive the A plate 4 to move upwards because the panel 5 is fixedly connected with the A plate 4 until the A plate 4 leaves the push plate 2;

one end of the connecting rod is connected with the push plate 2, the other end of the connecting rod is connected with the ejection rod of the injection molding machine, and when the ejection rod of the injection molding machine is pushed upwards, the shutter is released, so that the ejection rod of the injection molding machine pushes the connecting column 6, and the push plate 2 moves upwards; because the product glue position is located push pedal 2, after the product shaping, when push pedal 2 upward movement, push pedal 2 can be with fashioned product 9 release mould.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a no thimble mould structure which characterized in that includes: a B plate (1), a push plate (2), a mold core (3) and an A plate (4); the die core (3) is connected with the B plate (1), the push plate (2) is provided with a through hole matched with the die core (3), the die core (3) penetrates through the push plate (2) through the through hole in the push plate (2), and the push plate (2) is connected with the B plate (1); one end of the A plate (4) is connected with the push plate (2), and the other end of the A plate is connected with the panel (5).

2. The thimble-less mold structure of claim 1, wherein: and a board B spigot (101) is arranged on the board B, and the board B spigot (101) is used for being matched and connected with the push plate (2).

3. The thimble-less mold structure of claim 1, wherein: the push plate is characterized in that a push plate spigot (201) is arranged on the push plate (2), and the push plate spigot (201) is used for being matched and connected with the plate A (4).

4. The thimble-less mold structure of claim 1, wherein: the A plate (4) comprises a first A plate (401) and a second A plate (402), the first A plate (401) is connected with the panel (5), and the second A plate (402) is provided with a through hole matched with the mold core (3) and connected with the push plate (2).

5. The thimble-less mold structure of claim 4, wherein: the first A plate and the face plate (5) are provided with sprue holes (7) in a matching mode, and the sprue holes (7) are used for glue feeding.

6. The thimble-less mold structure of claim 4, wherein: one side of the second A plate (4) far away from the panel (5) is matched with the die core (3) and connected with the push plate (2).

7. The thimble-less mold structure of claim 1, wherein: the injection molding machine is characterized by further comprising a connecting column (6), wherein the connecting column (6) penetrates through a circular through hole formed in the plate B (1) and is used for being connected with an injection molding machine ejector rod.

8. The thimble-less mold structure of claim 1, wherein: the push plate switch is characterized by further comprising a switch, and the switch is used for connecting the B plate (1) and the push plate (2).

9. The thimble-less mold structure of claim 4, wherein: and the panel (5) is provided with an outlet groove used for placing a wiring led out from the hot runner of the A plate (4).

10. The thimble-less mold structure of claim 7, wherein: the number of the connecting columns (6) is at least one.