CN201907167U

CN201907167U - Slide ejection device

Info

Publication number: CN201907167U
Application number: CN2010206667783U
Authority: CN
Inventors: 黄春育
Original assignee: EVA Precision Industrial Holdings Ltd
Current assignee: EVA Precision Industrial Holdings Ltd; EVA Precision Industrial Suzhou Co Ltd
Priority date: 2010-12-17
Filing date: 2010-12-17
Publication date: 2011-07-27
Anticipated expiration: 2020-12-17

Abstract

The utility model provides a slide ejection device. The slide ejection device comprises a wedge arranged on an upper module, an angle pin, and a slide arranged on a lower module, wherein the angle pin is matched with an angle pin hole formed in the middle of the slide; an inclined surface of the slide, which is matched with the wedge, is arranged at one end of the slide, and a model contact surface is arranged at the other end of the slide; a centre hole channel is arranged at the inner part of the slide; one end of the centre hole channel extends to the model contact surface, and the other end of the centre hole channel extends to the oblique surface of the slide; a T-shaped contact extending to the outer part of the oblique surface of the slide is arranged at the other end of a slide centre arranged at the inner part of the centre hole channel; a matching hole matched with the contact is formed on an inclined surface of the wedge; a centre spring is sleeved at a part on the slide centre, which is close to the contact; and a slide spring is arranged at the bottom of the slide. The slide ejection device has the advantages that the slide can be released lightly, a product has low probability of damages, the production cost is low and the mounting space is small; and besides, the slide ejection device is convenient to process and use.

Description

A kind of row position liftout attachment

Technical field

The utility model relates to a kind of row position device, relates in particular to a kind of row position liftout attachment, is applicable to that specifically product does not adhere to the demoulding on the position of being expert at.

Background technology

At present, mould can begin die sinking after finishing primary filling, its operation is generally and detaches Angle Pin, separate upper module and lower module then, but in the process of the normal demoulding, product in the mould easily adheres on the position of being expert at, and not only can damage product, and can increase the cleaning frequency of mould, the service efficiency of reduction mould.

The Chinese patent Granted publication number is CN201609939U, Granted publication day is that the utility model patent on October 20th, 2010 discloses a kind of plastic mould dynamic model mould emptier of tiltedly loosing core, it mainly by the shovel base, shovel basic mold insert, row position seat, gangbar and the part of tiltedly loosing core and form; Shovel basic lower end connect the basic mold insert of shovel and with row position seat between form the inclined-plane and cooperate; Between basic mold insert of described shovel and the gangbar, gangbar cooperates interlock with sliver and the guide groove that passes through to tilt corresponding setting between the part of tiltedly loosing core; Wherein shovel the incline direction of the sliver between basic mold insert and the gangbar and hand over bevel direction opposite, and the incline direction of gangbar and the sliver between the part of tiltedly loosing core and shovel base, row position seat friendship bevel direction are identical with shovel base, row position seat.Though this utility model has reduced die cost, reduced process time, it can not guarantee that product can break away from the row position easily in the demoulding, breaks away from difficulty, damages product easily.

The utility model content

The purpose of this utility model is defective and the problem that overcomes the disengaging difficulty that exists in the prior art, fragile product, provides a kind of and breaks away from easily, the row position liftout attachment of fragile product not.

For realizing above purpose, technical solution of the present utility model is: a kind of row position liftout attachment, comprise shovel base, the Angle Pin that is arranged on the upper module and be arranged on row position on the lower module, described Angle Pin matches with the guide pillar hole that middle part, row position is provided with, one end of row position is provided with and shovels the inclined-plane, row position that base matches, and the other end is provided with the model contact-making surface; The inside of described row position is provided with the thimble duct, one end in thimble duct extends to the model contact-making surface, the other end extends to inclined-plane, row position, the inside in thimble duct is provided with the row position thimble that matches with it, the other end of row position thimble is provided with the contact that extends to outside, inclined-plane, row position, the inclined-plane of shovel base is provided with the mating holes that matches with contact, and the position of nearly contact is set with the thimble spring on the thimble of being expert at.

The bottom of described row position is provided with row position spring, and an end of row position spring is connected with the bottom of row position, and the other end is connected with the sidewall of lower module.

Being shaped as of described contact is cross.

The angle of inclination on inclined-plane, described row position is that 20 degree are to 25 degree.

Compared with prior art, the beneficial effects of the utility model are:

1, owing to is provided with thimble structure in the liftout attachment of a kind of row of the utility model position, mainly comprise the mating holes that is provided with on the inclined-plane of the inner thimble duct that is provided with, row position, row position thimble, thimble spring, contact and shovel base, before the die sinking, when being matched moulds, under the effect of shovel base, row position beginning return, row position thimble keeps the relative position with product under the compressing of thimble spring, thereby does not damage product; In the die sinking, when the row position retreats, the prosposition that the direction of retreat of row position thimble is shoveled base blocks, make row position thimble compress the thimble spring, this moment, row position thimble kept transfixion, and played the effect that ejects relatively, when breaking away from the straight body position of shovel base when the contact on the thimble of row position, the compression stress of thimble spring is moved row position thimble in the other direction, thereby makes row position and row position thimble simultaneously to the stripping direction motion, and then breaks away from fully with product.Therefore the utility model not only breaks away from easily, and not fragile product.

2, because a kind of carrying out that goes whole disengaging operation in the liftout attachment of the utility model only relies on row position, a row position spring, shovel base, Angle Pin and thimble structure to finish, overall structure is simple, volume is less, not only be convenient to make, and be convenient to safeguard and replacement, thereby reduce use cost.Therefore the utility model not only is convenient to processing and is used, and production cost is lower, installing space is less.

Description of drawings

Fig. 1 is the structural representation before the utility model die sinking.

Fig. 2 is the structural representation in the utility model die sinking.

Fig. 3 is the structural representation after the utility model die sinking.

Among the figure: upper module 1, lower module 2, sidewall 21, shovel base 3, Angle Pin 4, guide pillar hole 41, row position 5, inclined-plane 51, row position, model contact-making surface 52, thimble duct 6, row position thimble 7, thimble spring 8, contact 9, mating holes 91, row position spring 10, product 11.

The specific embodiment

Below in conjunction with the description of drawings and the specific embodiment the utility model is described in further detail

Referring to Fig. 1-Fig. 3, a kind of row position liftout attachment, comprise the shovel base 3 that is arranged on the upper module 1, Angle Pin 4 and be arranged on row position 5 on the lower module 2, described Angle Pin 4 matches with the guide pillar hole 41 that 5 middle parts, row position are provided with, one end of row position 5 is provided with and shovels the inclined-plane 51, row position that base 3 matches, and the other end is provided with model contact-making surface 52; One of feature of the present utility model is: the inside of row position 5 is provided with thimble duct 6, one end in thimble duct 6 extends to model contact-making surface 52, the other end extends to inclined-plane 51, row position, the inside in thimble duct 6 is provided with the row position thimble 7 that matches with it, the other end of row position thimble 7 is provided with the contact 9 that extends to 51 outsides, inclined-plane, row position, the inclined-plane of shovel base 3 is provided with the mating holes 91 that matches with contact 9, and the position of nearly contact 9 is set with thimble spring 8 on the thimble 7 of being expert at.

The bottom of preferred row position 5 is provided with row position spring 10, and an end of row position spring 10 is connected with the bottom of row position 5, and the other end is connected with the sidewall 21 of lower module 2.

Being shaped as of preferred contact 9 is cross.

The angle of inclination on inclined-plane 51, preferred row position is that 20 degree are to 25 degree.

The function declaration of primary structure of the present utility model is as follows:

The row position: its effect is the barb that withdraws from product.

The shovel base: its effect makes the row position reset when being matched moulds, makes row position thimble play the effect that ejects relatively in the time of die sinking 0-9mm.

Angle Pin: stir the row position when its effect is die sinking, make the row position withdraw from the barb of product.

Row position thimble: directly act on product, when die sinking, the row position is retreating, and row position thimble will play the effect that ejects relatively, also be the part that effect finally embodies in this mechanism.

The thimble spring: its effect is to keep row position thimble and product to be in comparatively safe position.

Row position spring: eject the row position when its effect is die sinking.

The course of work of the present utility model is as follows:

Referring to Fig. 1, Fig. 1 is the structural representation of (during matched moulds) before the utility model die sinking.During matched moulds, under the effect of shovel base 3, row position 5 beginning returns, and compressed line position spring 10, simultaneously, because the contact 9 on the thimble 7 of row position is cross, one end of contact 9 is shoveled base 3 extruding, the other end then compresses thimble spring 8, and the bounce that thimble spring 8 produces makes row position thimble 7 and product 11 keep certain relative position, is unlikely to damage product 11.

Referring to Fig. 2, Fig. 2 is the structural representation of (die sinking carry out in) in the utility model die sinking.Mould begins die sinking after finishing primary filling, slide backward so that model contact-making surface 52 breaks away from the barb of products 11 under the reaction force of capable 5 spring 10 of being expert at and the effect of Angle Pin 4.When going position 5 when retreating, along with row position 5 and the relative slip of shoveling between the base 3, contact 9 on the thimble 7 of row position slides to the plane of shovel base 3 from mating holes 91, constantly be extruded, its cross type end compresses thimble spring 10, thimble spring 10 produces bounce, when contact 9 begins and shovels the plane contact of base 3, along with retreating of row position 5, row position thimble 7 keeps transfixion, thereby play the effect that ejects relatively, until when contact 9 breaks away from the plane of shovel base 3, an end of contact 9 no longer is extruded, the bounce that the thimble spring 10 of the other end produces obtains liberation, move along the direction of bounce thereby drive row position thimble 7, the other end of row position thimble 7 then flicks the barb of product 11, thereby makes row position 5 break away from the barb of product 11 fully.

Referring to Fig. 3, Fig. 3 is the structural representation of (fully after the die sinking) after the utility model die sinking.After the demoulding, thimble spring 8 restores to the original state, and row position thimble 7 keeps static once more, and whole knockout course finishes.

Therefore the utility model not only breaks away from easily, not fragile product, and be convenient to processing and use, production cost is lower, installing space is less.

The above only is a better embodiment of the present utility model; protection domain of the present utility model does not exceed with above-mentioned embodiment; as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.

Claims

1. row position liftout attachment, comprise the shovel base (3) that is arranged on the upper module (1), Angle Pin (4) and the row position (5) that is arranged on the lower module (2), described Angle Pin (4) matches with the guide pillar hole (41) that middle part, row position (5) is provided with, one end of row position (5) is provided with and shovels the inclined-plane (51), row position that base (3) matches, the other end is provided with model contact-making surface (52), it is characterized in that: the inside of described row position (5) is provided with thimble duct (6), one end in thimble duct (6) extends to model contact-making surface (52), the other end extends to inclined-plane (51), row position, the inside in thimble duct (6) is provided with the row position thimble (7) that matches with it, the other end of row position thimble (7) is provided with and extends to the outside contact (9) in row inclined-plane, position (51), the inclined-plane of shovel base (3) is provided with the mating holes (91) that matches with contact (9), and the thimble (7) of being expert at upward is set with thimble spring (8) in the position of nearly contact (9).

2. a kind of row according to claim 1 position liftout attachment, it is characterized in that: the bottom of described row position (5) is provided with row position spring (10), one end of row position spring (10) is connected with the bottom of row position (5), and the other end is connected with the sidewall (21) of lower module (2).

3. a kind of row according to claim 1 and 2 position liftout attachment, it is characterized in that: being shaped as of described contact (9) is cross.

4. a kind of row according to claim 1 and 2 position liftout attachment is characterized in that: the angle of inclination on described row inclined-plane, position (51) is that 20 degree are to 25 degree.