CN220973210U - Straight-ejection and inclined-ejection combined ejection mechanism of steering column outer ornament injection mold - Google Patents

Abstract

The utility model provides a steering column exterior trimming part injection mold straight top oblique ejection combination ejection mechanism, including last compound plate and lower compound plate, set up the fixed die plate under the compound plate, set up the mould foot on the compound plate down between the mould foot, set up thimble board down thimble board, straight thimble and oblique thimble on the compound plate down, set up the movable mould board on the mould foot, there is injection moulding's steering column exterior trimming part between movable mould board and the fixed die board, steering column exterior trimming part upper portion system has the concave station, steering column exterior trimming part both sides are made to have the turn-ups, form the recess between concave station and the turn-ups, turn-ups inner wall system has the spliced pole, straight thimble upper head sets up straight kicking piece, straight kicking piece is made down and is contacted the face, sets up slider below the thimble board down, the lower head of oblique thimble is connected slider, the upper head of oblique thimble sets up oblique kicking piece, one side and the spliced pole of turn-ups cooperate, the last contact surface that has of oblique kicking piece, go up contact surface and lower contact surface cooperate.

Description

Straight-ejection and inclined-ejection combined ejection mechanism of steering column outer ornament injection mold

Technical Field

The utility model relates to an injection mold, in particular to a straight-ejection and inclined-ejection combined ejection mechanism of an injection mold for an outer ornament of a steering column.

Background

The plastic product is produced by adopting the injection mold, if the upper part of the plastic product is provided with a downward concave table, the two sides of the plastic product are provided with downward flanging, a groove is formed between the flanging and the concave table, the inner wall of the flanging is provided with a convex column, if a straight jacking structure is adopted, the convex column on the inner wall of the flanging can not be demolded, if an inclined jacking structure is adopted, although the inclined jacking can deviate from the convex column, the groove and the concave table at the top of the inclined jacking structure can not be demolded, thus the product can be demolded difficultly, the existing mode is to adopt a straight jacking block to upwards eject the plastic product after the mold is opened, the elasticity of the plastic material is utilized, the flanging at the two sides is outwards pulled by manpower, the convex column on the inner wall of the flanging is separated from the side wall of the straight jacking block under the action of the elasticity of the plastic material, and the plastic product can be taken out for demolding.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides the straight-ejection and oblique-ejection combined ejection mechanism of the injection mold for the steering column outer decoration piece, which has the advantages of simple structure, reduced labor intensity of workers, improved production efficiency and ensured smooth demolding of plastic products.

The technical scheme of the straight-ejection and oblique-ejection combined ejection mechanism of the injection mold for the steering column outer decoration piece is as follows: the upper compound plate is provided with a fixed die plate, the lower compound plate is provided with die legs, the lower compound plate between the die legs is provided with an upper ejector plate, a lower ejector plate, a straight ejector pin and an inclined ejector pin, the die legs are provided with a movable die plate, an injection molding steering column outer ornament is arranged between the movable die plate and the fixed die plate, the upper part of the steering column outer ornament is provided with a downward concave table, two sides of the steering column outer ornament are provided with downward flanging, a groove is formed between the concave table and the flanging, the inner wall of the flanging is provided with a connecting column protruding inwards, the lower head of the straight ejector pin is fixed with the lower ejector plate through a fastener, the upper head of the straight ejector pin is provided with a straight ejector block, the upper part of the straight ejector block is contacted with the lower surface of the steering column outer ornament, the lower ejector pin is provided with a lower contact surface, the lower ejector plate is provided with a sliding device, the lower head of the inclined ejector pin is provided with an inclined ejector block, one side of the inclined ejector block is matched with the connecting column of the flanging, and the upper contact surface is arranged on the inclined ejector block.

Further, the sliding device comprises a sliding seat, the sliding seat is fixed with the lower surface of the lower thimble plate through a fastener, a sliding groove is formed in the inner wall of the sliding seat, a sliding block is arranged in the sliding groove, and the sliding block is fixedly connected with the lower head of the inclined thimble.

The injection mold for the steering column outer decoration piece straight-ejection and oblique-ejection combined ejection mechanism has the beneficial effects that: the vertical ejector block and the inclined ejector block are combined up and down, the upper contact surface of the inclined ejector block can move along the lower contact surface of the vertical ejector block, after the outer ornament of the steering column is taken out of the movable mould plate, the connecting column is firstly pulled out inwards along the upper contact surface and the lower contact surface by the inclined ejector block, and then the outer ornament of the steering column is ejected upwards by the vertical ejector block, so that the plastic product can be smoothly demolded, manual workpiece taking is not needed, the labor intensity of workers is lightened, and the production efficiency is effectively improved.

Drawings

FIG. 1 is a schematic structural view of a straight-top and inclined-top combined ejection mechanism of an injection mold for an outer decoration piece of a steering column;

FIG. 2 is a schematic view of the mated state of the upper thimble plate, the lower thimble plate, the straight thimble, the inclined thimble, the sliding device and the steering column outer decoration;

FIG. 3 is a perspective view of the engagement of the straight top block and the angled top block;

FIG. 4 is a schematic perspective view of a straight top block;

FIG. 5 is a schematic perspective view of a tilt head;

fig. 6 is a schematic structural view of a steering column outer trim.

Description of the embodiments

The utility model relates to a steering column outer ornament injection mold straight ejection combined ejection mechanism, which comprises an upper complex plate and a lower complex plate 1, wherein the upper complex plate is provided with a fixed template, the lower complex plate is provided with a die foot 2, the lower complex plate between the die feet is provided with an upper ejector plate 3, a lower ejector plate 4, a straight ejector pin 9 and an inclined ejector pin 10, a movable template 5 is arranged on the die foot, an injection molded steering column outer ornament 6 is arranged between the movable template and the fixed template, the upper part of the steering column outer ornament 6 is provided with a downward concave platform 20, the two sides of the steering column outer ornament 6 are provided with downward flanges 7, grooves 21 are formed between the concave platform and the flanges, the inner walls of the flanges are provided with inwards protruding connecting columns 8, the lower head of the straight ejector pin 9 is fixed with the lower ejector plate 4 through a fastener, the upper head of the straight ejector pin is provided with a lower contact surface 12, the lower ejector plate 4 is provided with a sliding device, the lower ejector pin 10 is connected with the inclined ejector pin 10 in a matched manner, and one side of the inclined ejector pin 12 is contacted with the upper ejector pin 10.

Further, the sliding device comprises a sliding seat 15, the sliding seat is fixed with the lower surface of the lower thimble plate 4 through a fastener, a sliding groove 16 is formed in the inner wall of the sliding seat, a sliding block 17 is arranged in the sliding groove, and the sliding block is fixedly connected with the lower head of the inclined ejection needle 10.

The utility model discloses a direct ejection and oblique ejection combined ejection mechanism of an injection mold for a steering column outer ornament, which is characterized in that after the steering column outer ornament 6 is subjected to injection molding, a lower composite plate 1 drives a die foot 2, an upper ejector plate 3, a lower ejector plate 4, a sliding device, a straight ejector 9, an oblique ejector pin 10, a straight ejector block 11, an oblique ejector block 13, a movable mold plate 5 and the steering column outer ornament 6 to move downwards together, a mold is opened from the fixed mold plate and the movable mold plate 5, then a power (which can be an oil cylinder or an ejector rod of an injection molding machine) drives an upper ejector plate 3 and a lower ejector plate 4 to move upwards together, the upper ejector plate drives the sliding device, the straight ejector 9, the oblique ejector pin 10, the straight ejector block 11, the oblique ejector block 13 and the steering column outer ornament 6 to move upwards together, so that the oblique ejector pin 10 and the oblique ejector block 13 gradually move inwards along an oblique hole in the movable mold plate 5, a sliding block 17 at the lower part of the oblique ejector pin moves inwards along a sliding groove 16, the oblique ejector pin 10 drives the oblique ejector block 13 at the inner side of the upper ejector block to move upwards along the oblique ejector block 13, and finally the oblique ejector pin 13 contacts the straight ejector block 11 and the inner side of the straight ejector block 11 to be ejected from the inner side of the steering column outer ornament 6, and the straight ejector pin 13 is connected with the straight ejector pin 13 to the inner side of the straight ejector pin 13 through the upper ejector pin 13 to be ejected upwards along the inner side of the straight ejector pin 13. According to the injection mold direct-ejection and oblique-ejection combined ejection mechanism for the steering column outer decoration piece, the direct-ejection block 11 and the oblique-ejection block 13 are combined up and down, the upper contact surface 14 of the oblique-ejection block 13 can move along the lower contact surface 12 of the direct-ejection block 11, after the steering column outer decoration piece 6 is ejected out of the movable mold plate 5, the connecting column 8 is firstly pulled out inwards by the oblique-ejection block 13 along the upper contact surface and the lower contact surface, and then the steering column outer decoration piece 6 is ejected upwards by the direct-ejection block 11, so that a plastic product can be ejected smoothly without manual workpiece taking, the labor intensity of workers is reduced, and the production efficiency is effectively improved.

Claims (2)

1. The utility model provides a steering column exterior trimming part injection mold straight top pushes up oblique ejection combination ejection mechanism, including last compound plate and compound plate down (1), go up compound plate and set up the fixed plate down, set up mould foot (2) on the compound plate down, set up on the compound plate down between the mould foot thimble board (3), down thimble board (4), straight thimble (9) and oblique thimble (10), set up movable mould board (5) on the mould foot, there is injection moulding's steering column exterior trimming part (6) between movable mould board and the fixed plate, the upper portion system of steering column exterior trimming part (6) has decurrent concave station (20), the both sides system of steering column exterior trimming part (6) have decurrent turn-ups (7), form recess (21) between concave station and the turn-ups, turn-ups inner wall system has inward convex spliced pole (8), its characterized in that: the lower head of straight thimble (9) be fixed with lower thimble board (4) through the fastener, the upper head of straight thimble sets up straight kicking block (11), straight kicking block upper portion contacts below steering column exterior trim (6), the system has lower contact surface (12) under the straight kicking block, lower thimble board (4) below set up slider, slider is connected to the lower head of oblique thimble (10), the upper head of oblique thimble (10) sets up oblique kicking block (13), one side of oblique kicking block cooperatees with spliced pole (8) of turn-ups (7), is equipped with on the oblique kicking block contact surface (14), goes up contact surface and cooperatees with contact surface (12) down.

2. The steering column outer trim injection mold straight-ejection and pitched-ejection combined ejection mechanism of claim 1, wherein: the sliding device comprises a sliding seat (15), the sliding seat is fixed with the lower surface of the lower ejector pin plate (4) through a fastener, a sliding groove (16) is formed in the inner wall of the sliding seat, a sliding block (17) is arranged in the sliding groove, and the sliding block is fixedly connected with the lower head of the inclined ejector pin (10).