CN214353976U

CN214353976U - Explosion type inclined ejection device

Info

Publication number: CN214353976U
Application number: CN202120174056.4U
Authority: CN
Inventors: 何祥君
Original assignee: Taizhou Jinxiangsheng Molding Co ltd
Current assignee: Taizhou Jinxiangsheng Molding Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-10-08
Anticipated expiration: 2031-01-21

Abstract

The utility model provides an explosion type pushes up ejecting device to one side belongs to the ejecting technical field of mould. The die ejection device solves the problems that the existing die ejection device has more ejection strokes, limitation and influence on working efficiency. This explosion type pushes up ejecting device to one side, this ejecting device comprises oblique ejector pin and a plurality of oblique kicking block, and a plurality of oblique kicking block forms ejecting structure around the concatenation each other to install in the top of oblique ejector pin, ejecting structure is driven by oblique ejector pin and is ejecting with the product, oblique roof has been installed to ejecting structure upper end, has the shaping hole that supplies ejecting structure upper end to stretch into on the oblique roof, and the product bottom has the recess, and oblique roof top still has the bulge corresponding with the recess. The utility model has the advantages of the stroke shortens, application scope is wide and improve work efficiency.

Description

Explosion type inclined ejection device

Technical Field

The utility model belongs to the technical field of the ejecting device of mould, a push up ejecting device to one side is related to, in particular to explosion type pushes up ejecting device to one side.

Background

Ejector pin liftout attachment is the simplest, most commonly used form of the various forms of demolding in liftout attachment for injection molds. It is simple and convenient to make, changes easily, and the removal resistance is little. For some products with complex structures, an inclined ejection device is often adopted to complete the demolding action. The mold lifter ejection device with the undercut structure in the prior art has the defects of large ejection stroke, limitation and influence on the working efficiency.

Disclosure of Invention

The utility model aims at providing an explosion type pushes up ejecting device to one side to the above-mentioned problem that exists among the prior art that the stroke shortens, application scope is wide.

The purpose of the utility model can be realized by the following technical proposal: an explosive inclined ejection device is characterized by comprising an inclined ejector rod and a plurality of inclined ejector blocks, wherein the inclined ejector blocks are mutually spliced to form an ejection structure and are arranged at the top of the inclined ejector rod, the ejection structure is driven by the inclined ejector rod to eject a product, an inclined ejector plate is arranged at the upper end of the ejection structure, a forming hole for the upper end of the ejection structure to extend into is formed in the inclined ejector plate, a groove is formed in the bottom of the product, a protruding part corresponding to the groove is further arranged at the top of the inclined ejector plate, the inclined ejector rod is arranged in a rectangular body, each outer wall surface of the inclined ejector rod is respectively provided with a guide protruding part which extends outwards, the top of each guide protruding part is provided with a dovetail groove by inwards extending of the outer end part, the dovetail grooves are mutually communicated, each inclined ejector block is respectively arranged in the corresponding dovetail groove and can extend forwards and backwards along the corresponding dovetail groove, the product bottom is provided with a boss which protrudes outwards and extends into the positioning groove and is matched with the positioning groove, and the outer end face of the inclined ejecting block is obliquely arranged.

In the explosive type inclined ejecting device, the inner end of the inclined ejecting block is provided with an outward convex outer convex part, the outer convex parts are mutually spliced to form a whole circle in a surrounding manner, the top surfaces of the outer convex parts are lower than the top surfaces of the corresponding inclined ejecting blocks, the positioning groove is formed between the top surface of the inclined ejecting block and the top surfaces of the outer convex parts, the outer ring of the positioning groove radially extends towards the inner part of the inclined ejecting block along the top surfaces of the outer convex parts to form an annular groove, and the bottom of the boss is provided with a turned-over reverse buckle which radially extends outwards and is clamped with the annular groove.

In the explosive type lifter ejection device, the two side walls of each lifter block are respectively provided with a guide groove, the hole wall of the forming hole is provided with a convex rib protruding outwards at a position corresponding to each guide groove, and the guide grooves and the convex ribs are obliquely arranged and have the same inclination direction.

In the explosive type pitched roof ejecting device, the bottom of each pitched roof block is provided with a dovetail protrusion matched with the dovetail groove.

In the explosive type pitched roof ejecting device, the number of the pitched roof blocks is four.

Compared with the prior art, the explosion type inclined ejection device is designed to eject four sides in an explosion type manner, shortens ejection stroke, can be realized in a place with a smaller space, and improves demolding efficiency.

Drawings

Fig. 1 is an exploded view of the explosive angle ejector.

Fig. 2 is a schematic perspective view of the product in the explosive ejection device.

Fig. 3 is a schematic structural view of a slanted top plate in the explosive slanted top ejecting device.

Fig. 4 is a schematic perspective view of the ejection structure in the explosive angle ejector.

Fig. 5 is a schematic structural diagram of an ejection structure in the explosive type lifter ejection device.

In the figure, 1, an oblique mandril; 2. a slanted ejecting block; 3. a slanted top plate; 4. forming holes; 5. a groove; 6. a projection; 7. a guide boss; 8. a dovetail groove; 9. positioning a groove; 10. a boss; 11. an outer convex portion; 12. an annular groove; 13. flanging and reversing; 14. a guide groove; 15. a rib is protruded; 16. dovetail protrusions; 17. and (5) producing the product.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1, 2, 3, 4 and 5, the explosive inclined ejecting device comprises an inclined ejecting rod 1 and a plurality of inclined ejecting blocks 2, the inclined ejecting blocks 2 are mutually wound and spliced to form an ejecting structure and are arranged on the top of the inclined ejecting rod 1, the ejecting structure is driven by the inclined ejecting rod 1 to eject a product 17 to complete demolding, the product 17 is positioned on the top of the ejecting structure, an inclined ejecting plate 3 is arranged at the upper end of the ejecting structure, a forming hole 4 for the upper end of the ejecting structure to extend into is arranged on the inclined ejecting plate 3, the forming shape of the forming hole 4 is matched with the shape of the ejecting structure, a groove 5 is arranged at the bottom of the product 17, a convex part 6 corresponding to the groove 5 is arranged at the top of the inclined ejecting plate 3, the inclined ejecting rod 1 is rectangular, each outer wall surface of the inclined ejecting rod 1 is respectively provided with a guide convex part 7 extending outwards, the top of each guide convex part 7 is respectively provided with a dovetail groove 8 extending inwards from the outer end part, each dovetail 8 communicates each other, each oblique kicking block 2 is installed respectively in corresponding dovetail 8 and can be followed corresponding dovetail 8 front and back flexible, set up the constant head tank 9 that supplies product 17 location installation around the ejecting structure top that the concatenation formed each other by a plurality of oblique kicking block 2, product 17 bottom has outside arch and stretches into in the constant head tank 9 with constant head tank 9 matched with boss 10, the outer terminal surface of a plurality of oblique kicking block 2 is the slope setting, the outer terminal surface of oblique kicking block 2 from top to bottom inwards inclines to set up, the pore wall of shaping hole 4 sets up for the slope and cooperatees with the outer terminal surface of oblique kicking block 2.

In more detail, the inner end of the inclined ejecting block 2 is provided with outward convex outer convex parts 11, each outer convex part 11 is in a cone shape, the outer convex parts 11 are mutually spliced to form a whole circle, the top surfaces of the outer convex parts 11 are lower than the top surface of the corresponding inclined ejecting block 2, the positioning groove 9 is formed between the top surface of the inclined ejecting block 2 and the top surface of the outer convex part 11, the outer ring of the positioning groove 9 extends along the top surface of the outer convex part 11 to the inner part of the inclined ejecting block 2 in the radial direction and is provided with an annular groove 12, the bottom of the boss 10 is provided with a flanging inverted buckle 13 which extends in the radial direction and is clamped with the annular groove 12, two side walls of each inclined ejecting block 2 are respectively provided with a guide groove 14, the position of the hole wall of the forming hole 4 corresponding to each guide groove 14 is provided with an outward convex rib 15, and the guide grooves 14 and the convex ribs 15 are both arranged in an inclined manner, and the inclined directions are the same, and the bottom of each inclined ejecting block 2 is provided with a dovetail bulge 16 matched with the dovetail groove 8.

In the present embodiment, the number of the plurality of the slanted ejecting blocks 2 is four.

During operation, according to the cooperation between the guide way 14 that the slope set up and the protruding muscle 15, oblique ejector pin 1 and ejecting structure move up along the slope direction of guide way 14 with protruding muscle 15, and oblique roof 3 is motionless, consequently, it is ejecting to be located ejecting structural product 17, recess 5 in the product 17 breaks away from the bulge 6 of oblique roof 3, later four oblique kicking blocks 2 all move backward, turn-ups back-off 13 breaks away from ring channel 12 thereby make product 17 whole break away from constant head tank 9 and accomplish the drawing of patterns, through the cooperation of the direction removal of guide way 14 with protruding muscle 15, recess 5 makes the product 17 drawing of patterns with the cooperation of turn-ups back-off 13 in the cooperation of the direction removal of constant head tank 9 in the cooperation of recess 5 and bulge 6 and the oblique kicking block 2 of explosion type.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An explosive inclined ejection device is characterized by comprising an inclined ejector rod (1) and a plurality of inclined ejector blocks (2), wherein the inclined ejector blocks (2) are mutually spliced to form an ejection structure and are arranged at the top of the inclined ejector rod (1), the ejection structure is driven by the inclined ejector rod (1) to eject a product (17), an inclined ejector plate (3) is arranged at the upper end of the ejection structure, a forming hole (4) for the upper end of the ejection structure to extend into is formed in the inclined ejector plate (3), a groove (5) is formed in the bottom of the product (17), a protruding part (6) corresponding to the groove (5) is further arranged at the top of the inclined ejector rod (3), the inclined ejector rod (1) is arranged in a rectangular body, each outer wall surface of the inclined ejector rod (1) is respectively provided with a guide protruding part (7) extending outwards, and a dovetail groove (8) is formed in the outer end part of each guide protruding part (7) in an inward extending mode, each dovetail groove (8) are communicated with each other, each oblique ejecting block (2) is installed in the corresponding dovetail groove (8) respectively and can stretch out and draw back along the corresponding dovetail groove (8) in the front and back direction, a plurality of positioning grooves (9) for positioning and installing products (17) are formed in the top of an ejection structure formed by mutually surrounding and splicing the oblique ejecting blocks (2), bosses (10) protruding outwards and extending into the positioning grooves (9) to be matched with the positioning grooves (9) are arranged at the bottom of the products (17), and the outer end faces of the oblique ejecting blocks (2) are obliquely arranged.

2. The explosive type pitched roof ejecting device according to claim 1, wherein the inner end of the pitched roof block (2) is provided with outward convex outer convex parts (11), each outer convex part (11) is mutually spliced to form a whole circle, the top surfaces of the outer convex parts (11) are lower than the top surface of the corresponding pitched roof block (2), the positioning groove (9) is formed between the top surface of the pitched roof block (2) and the top surface of the outer convex part (11), the outer ring of the positioning groove (9) radially extends towards the inside of the pitched roof block (2) along the top surface of the outer convex part (11) to form an annular groove (12), and the bottom of the boss (10) is provided with a turned edge reverse buckle (13) which radially extends outwards and is clamped with the annular groove (12).

3. The explosive pitched roof ejecting device according to claim 1, wherein, the two side walls of each pitched roof block (2) are respectively provided with a guide groove (14), the wall of the forming hole (4) is provided with a convex rib (15) protruding outwards at a position corresponding to each guide groove (14), and the guide groove (14) and the convex rib (15) are both obliquely arranged and have the same inclination direction.

4. An explosive pitched roof and ejecting device according to claim 1, characterized in that, the bottom of the pitched roof block (2) is provided with a dovetail convex (16) matched with the dovetail groove (8).

5. An explosive angle ejector device according to claim 1, characterized in that, the number of the angle ejector blocks (2) is four.