CN221339397U - Top position piece of internal shrinking line position - Google Patents

Abstract

The utility model provides a top piece of an inward shrinkage position, which relates to a top piece of an inward shrinkage position in the field of dies and comprises a first row of position blocks, a second row of position blocks, a third row of position blocks, a row of position seats, guide column pressing blocks, guide columns and a shovel base.

Description

Top position piece of internal shrinking line position

Technical Field

The application relates to the field of dies, in particular to a top part with an inward shrinking position.

Background

The structure that can not vertical parting demolding is frequently encountered in the plastic product, such as detaining position, side opening etc., then the auxiliary parting demolding of line position mechanism that needs to design the mould, but current mould line position mechanism generally adopts the inclined roof structure, it mainly includes the inclined roof, the inclined roof is placed in the inclined hole of a stationary template, when the mould front and back mould vertical parting, exert vertical ascending power to the inclined roof, the inclined roof is under the restriction and the direction effect of inclined hole, the inclined roof both moves vertically, make horizontal movement again (synthetic motion is oblique motion), thereby make the inclined roof that sets up in the inclined roof tip break away from detaining position etc. owing to the inclined roof that above-mentioned structure mainly leans on and sets up in the template and realize front and back model parting, its machining precision requirement is high, the inclined hole processing degree of difficulty is big, easily cause the inclined roof motion not to die core is gone out to the product top, make inclined roof position etc. because the inclined roof is not only vertical movement, because the inclined roof is difficult to make vertical movement, the inclined roof is difficult to draw down, the inclined roof is difficult to make inclined roof, the inclined roof is difficult to produce the inclined roof when the product is separated from the top, the inclined roof is difficult to produce the inclined roof when the inclined roof is out of the mould core, the inclined roof is difficult to produce the inclined roof, the inclined roof is difficult to be out of shape, if the inclined roof is difficult to be out of shape, the inclined roof is formed the inclined roof, the inclined roof side, if the product is difficult to be deformed, if the inclined roof is required to be formed, the inclined roof to be formed, if the inclined roof is difficult to be deformed, if the product is difficult to be produced, and the inclined roof to be produced.

Disclosure of utility model

The embodiment of the application aims to provide a top piece with an inward shrinking position, which can solve the technical problems.

The embodiment of the application provides a top position piece with an inward contracted row position, which comprises a first row position block, a second row position block, a third row position block, a row position seat, a guide column press block, a guide column and a shovel base, wherein inclined grooves are formed in the row position seat and the guide column press block, the second row position block is fixedly connected with the row position seat, the first row position block and the third row position block are respectively and slidably arranged at the left side and the right side of the second row position block, the inner side of the first row position block and the inner side of the third row position block are obliquely arranged, the second row position block is in a T shape, the guide column is arranged in the inclined grooves, and the shovel base is connected with the row position seat.

Preferably, a stopper is provided outside the first row of potential blocks and outside the third row of potential blocks.

Preferably, sliding grooves are formed in the first row of potential blocks and the third row of potential blocks, bolts are arranged on two sides of the second row of potential blocks, and the bolts are matched with the sliding grooves for use.

Preferably, the guide pillar pressing block is fixed with the row seat through bolts, and at least two bolts are arranged.

Preferably, a first inclined surface is arranged on the side part of the slide seat, a second inclined surface is arranged on the side part of the shovel base, and the first inclined surface and the second inclined surface are matched for use.

Preferably, the front end of the second row of potential blocks is provided with a bump.

The utility model has the beneficial effects that:

The utility model provides a top positioning piece with an inward contracted position, which comprises a first row positioning piece, a second row positioning piece, a third row positioning piece, a row positioning seat, a guide pillar pressing block, a guide pillar and a shovel base, wherein the inside of the row positioning seat and the inside of the guide pillar pressing block are respectively provided with an inclined groove, the second row positioning piece is fixedly connected with the row positioning seat, the first row positioning piece and the third row positioning piece are respectively and slidably arranged at the left side and the right side of the second row positioning piece, the inner sides of the first row positioning piece and the inner sides of the third row positioning piece are obliquely arranged, the second row positioning piece is in a T-shaped arrangement, the guide pillar is arranged in the inclined groove, the shovel base is connected with the row positioning seat.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a top view of the present utility model.

The reference numerals are respectively:

1. A first row of bit blocks; 2. a second row bit block; 3. a third row of bit blocks; 4. a row seat; 5. a guide post pressing block; 6. a guide post; 7. a shovel base; 8. an inclined groove; 9. a limiting block; 10. a sliding groove; 11. a plug pin; 12. a bolt; 13. and a bump.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-2, a top part with inward shrinking line position comprises a first line position block 1, a second line position block 2, a third line position block 3, a line position seat 4, a guide column press block 5, a guide column 6 and a shovel base 7, wherein an inclined groove 8 is arranged in the line position seat 4 and in the guide column press block 5, the second line position block 2 is fixedly connected with the line position seat 4, the first line position block 1 and the third line position block 3 are respectively and slidably arranged at the left side and the right side of the second line position block 2, the inner side of the first line position block 1 and the inner side of the third line position block 3 are obliquely arranged, the second line position block 2 is in a T shape, the guide column 6 is arranged in the inclined groove 8, the shovel base 7 is connected with the line position seat 4, the top part is arranged between an upper die and a lower die in use, the second line position block 2 supports a die core of the upper die and the lower die, after the upper die and the lower die are opened, the guide post 6 drives the second row of position blocks 2 to move away from the die core, the first row of position blocks 1 and the third row of position blocks 3 move towards the middle under the drive of the second row of position blocks 2, when the second row of position blocks 2 move to a certain position, a certain injection cavity can be formed between the die and the second row of position blocks 2, secondary injection can be performed in the injection cavity, namely, the internal shrinkage position secondary movement injection can be realized, the second row of position blocks 2 can prevent the die core from moving during the first injection, a certain limiting effect is achieved on the die core, the row of position blocks 4 can play a certain limiting effect on the second row of position blocks 2, when the second row of position blocks 2 move, the second row of position blocks 2 and the row of position blocks 4 move rightwards together, the guide post pressing block 5 can play a limiting effect on the guide post 6, and the first injection is prevented, the guide post 6 moves, and when the secondary movement is performed, the guide post pressing block 5 and the shovel base 7 are removed.

As shown in fig. 1-2, in this embodiment, a limiting block 9 is disposed outside the first row of position blocks 1 and outside the third row of position blocks 3, and the limiting block 9 is used for limiting the first row of position blocks 1 and the third row of position blocks 3, and when in use, the limiting block 9 is matched with a lower die.

In this embodiment, as shown in fig. 1-2, a sliding groove 10 is provided in the first row of position blocks 1 and the third row of position blocks 3, two sides of the second row of position blocks 2 are provided with bolts 11, the bolts 11 are matched with the sliding groove 10, and the sliding groove 10 and the bolts 11 can limit the sliding of the second row of position blocks 2 to prevent excessive sliding.

As shown in fig. 1-2, in this embodiment, the guide pillar pressing block 5 and the row seat 4 are fixed by bolts 12, at least two bolts 12 are provided, and in the present utility model, during the first injection molding, the guide pillar pressing block 5 and the row seat 4 are fixed by the bolts 12 to prevent the guide pillar 6 from moving, when the secondary injection molding is required, the pressing block is removed to cause the guide pillar 6 to move downward, the guide pillar 6 applies a force to the row seat 4, and the row seat 4 drives the second row seat 2 to move away from the mold core.

As shown in fig. 1-2, in this embodiment, a first inclined surface is disposed on the side of the slide seat 4, a second inclined surface is disposed on the side of the shovel base 7, and the first inclined surface and the second inclined surface are used in cooperation, so that the shovel base 7 of the present utility model applies an inward (mold core direction) pressure to the slide seat 4, and the slide seat 4 can apply a pressure to the second slide block 2, so as to further prevent the second slide block 2 from moving during one injection molding.

In this embodiment, as shown in fig. 1-2, the front end of the second row of position blocks 2 is provided with a bump 13, and the bump 13 is used to block the injection port of the mold core, so that the injection liquid can flow into the injection cavity during the secondary injection.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (6)

1. A top piece of shrink line position, its characterized in that: the novel multifunctional shovel comprises a first line position block, a second line position block, a third line position block, a line position seat, a guide column pressing block, a guide column and a shovel base, wherein inclined grooves are formed in the line position seat and the guide column pressing block, the second line position block is fixedly connected with the line position seat, the first line position block and the third line position block are respectively slidably mounted on the left side and the right side of the second line position block, the inner side of the first line position block and the inner side of the third line position block are obliquely arranged, the second line position block is in a T-shaped arrangement, the guide column is mounted in the inclined grooves, and the shovel base is connected with the line position seat.

2. The top piece of the inner shrink row bit according to claim 1, wherein: and limiting blocks are arranged on the outer sides of the first row of potential blocks and the outer sides of the third row of potential blocks.

3. The top piece of the inner shrink row bit according to claim 1, wherein: the sliding grooves are formed in the first row of potential blocks and the third row of potential blocks, and bolts are arranged on two sides of the second row of potential blocks and matched with the sliding grooves.

4. The top piece of the inner shrink row bit according to claim 1, wherein: the guide pillar pressing blocks are fixed with the row seat through bolts, and at least two bolts are arranged.

5. The top piece of the inner shrink row bit according to claim 1, wherein: the side part of the line seat is provided with a first inclined surface, the side part of the shovel base is provided with a second inclined surface, and the first inclined surface is matched with the second inclined surface for use.

6. The top piece of the inner shrink row bit according to claim 1, wherein: the front end of the second row of potential blocks is provided with a convex block.