CN202097307U

CN202097307U - Zero-clearance guiding mechanism

Info

Publication number: CN202097307U
Application number: CN2011201526957U
Authority: CN
Inventors: 庄向南
Original assignee: XIAMEN TEKE TOOLING INDUSTRY Co Ltd
Current assignee: XIAMEN TEKE TOOLING INDUSTRY Co Ltd
Priority date: 2011-05-13
Filing date: 2011-05-13
Publication date: 2012-01-04
Anticipated expiration: 2021-05-13

Abstract

The utility model discloses a zero-clearance guiding mechanism, which comprises an upper die push block, a left guiding plate, a right guiding plate, a guiding plate push block and a guiding pin and the like. The lower end of the upper die push block penetrates through the bottom surface of a discharge plate seat, both the left guiding plate and the right guiding plates are fixed on a lower die seat and are symmetrically arranged, the guiding plate push block is nested in a guiding groove of the left guiding plate, an elongated groove above the guiding plate push block is nested on the guiding pin, and an inclined surface of the guiding plate push block is matched with the gradient of an inclined surface of the lower end of the upper die push block and can be abutted against the lower end of the upper die push block. Since the guiding plate push block is additionally arranged in the left guiding plate, the guiding plate push block can move back and forth along with the guiding pin. During feeding of materials by dies, the guiding plate push block does not act on a conveying belt, certain clearances are reserved among the materials and the guiding plates, and feeding is smooth. When an upper die moves downwards to realize punching, the upper die push block acts on the guiding plate push block, the guiding plate push block pushes the conveying belt to eject the guiding plates opposite to the conveying belt, and accordingly zero clearance among the materials and the guiding plates is realized, and requirements of customers are met.

Description

The zero clearance material guide mechanism

Technical field

The utility model relates to a kind of diel, particularly relates to a kind of zero clearance material guide mechanism.

Background technology

The material guide mechanism of commonly using (as shown in Figure 1) comprises stock guide 1 ', material lift piece 2 ', material lift spring 3 ', die socket 4 ', die shoe 5 ', stops payment plug screw 6 '; Stock guide 1 ' has two to be symmetrical set, and between two stock guides 1 ', forms the movable passageway 11 ' of strip, and material lift piece 2 ', material lift spring 3 ' are arranged in the die socket 4 ' and are located at the bottom of this passage 11 '.Development need along with the client; Very high to the limit tolerance to the hole in some high-end lead frame product, this just requires the guide gap of diel can not be too big, but there is gap L greatly in this material guide mechanism of commonly using between band material 10 and stock guide 1 '; Can't satisfy client's tolerance; Can have influence on the smooth and easy of feeding if the guide gap is too little, can't realize the high-speed production of mould, otherwise just can't satisfy customer requirement.

The utility model content

The purpose of the utility model be to provide a kind of feeding smooth and easy, guarantee that the hole of product gets the zero clearance material guide mechanism of tolerance to the limit.

For realizing above-mentioned purpose, the technical solution of the utility model is:

The utility model is a kind of zero clearance material guide mechanism, it mainly by discharging panel seat, stripper, die socket, die shoe, stop payment plug screw, line diameter spring, patrix pushing block, left stock guide, right stock guide, guide plate pushing block, guide finger, material lift piece, material lift spring and form; Described stripper is fixed on the bottom surface of discharging panel seat, and die socket is fixed on the die shoe; On the discharging panel seat, offer shoulder hole, described patrix pushing block, line diameter spring are nested with successively in this shoulder hole, and the lower end of patrix pushing block passes the bottom surface of discharging panel seat, and patrix pushing block lower end has an inclined-plane; Described left stock guide and right stock guide all are fixed on the die shoe and are oppositely arranged, and between left stock guide and right stock guide, form the movable passageway of strip; Described guide finger is fixed on the die shoe; The activity of guide plate pushing block is nested with in the deflector chute of left stock guide and the elongated slot on it is socketed on the guide finger; The outside of guide plate pushing block has an inclined-plane, and this guide plate pushing block inclined-plane and inclined-plane, patrix pushing block lower end gradient match and can lean on patrix pushing block lower end sloped roof; Described material lift spring, material lift piece are located in the through hole of die socket successively and on the movable passageway of strip between left stock guide and the right stock guide, the die socket upper surface is stretched out in the upper end of material lift piece.

Be spirally connected in the bottom of die socket through hole and stop payment plug screw, the lower surface of material lift spring leans is stopping payment on the plug screw.

After adopting such scheme, because the utility model is set up a guide plate pushing block in left stock guide, this guide plate pushing block can move around along guide finger; When the mould feeding, because the guide plate pushing block does not act on the strip, material and guide plate have certain clearance; The assurance feeding is smooth and easy, and when the descending realization punching press of patrix, the patrix pushing block affacts the guide plate pushing block; The guide plate pushing block is pushing away the stock guide that strip pushes up the opposite; Be the zero clearance between material and the stock guide thereby reach, guarantee that the hole must be of a size of zero allowance to the limit, satisfy requirement of client.It not only can guarantee to realize that with bigger gap feeding feeding is smooth and easy but also can guarantee the tolerance of the hole of product to the limit, and was respond well in the use of reality.

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.

Description of drawings

Fig. 1 is a structural representation of commonly using material guide mechanism;

Fig. 2 is the structural representation of the utility model.

The specific embodiment

As shown in Figure 2; The utility model is a kind of zero clearance material guide mechanism, it mainly by discharging panel seat 1, stripper 2, die socket 3, die shoe 4, stop payment plug screw 5, line diameter spring 6, patrix pushing block 7, left stock guide 81, right stock guide 82, guide plate pushing block 91, guide finger 92, material lift piece 93, material lift spring 94 and form.

Described stripper 2 is fixed on the bottom surface of discharging panel seat 1, and die socket 3 is fixed on the die shoe 4.On discharging panel seat 1, offer shoulder hole 11, described patrix pushing block 7, line diameter spring 6 are nested with successively in this shoulder hole 11, and the lower end of patrix pushing block 7 passes the bottom surface of discharging panel seat 1, and patrix pushing block 7 lower ends have an inclined-plane 71; Described left stock guide 81 all is fixed on the die shoe 4 with right stock guide 82 and is oppositely arranged, and between left stock guide 81 and right stock guide 82, forms the movable passageway 80 of strip 10; Described guide finger 92 is fixed on the die shoe 4; The elongated slot 911 that 91 activities of guide plate pushing block are nested with in the deflector chute of left stock guide 81 and on it is socketed on the guide finger 92; The outside of guide plate pushing block 91 has an inclined-plane 912; These guide plate pushing block 91 inclined-planes 912 match with inclined-plane, patrix pushing block 7 lower end 71 gradients and can lean with inclined-plane, patrix pushing block 7 lower end 71, and guide finger 92 moves to band material 10 directions in the driving lower edge of patrix pushing block 7.

Described material lift spring 94, material lift piece 95 are located in the through hole 31 of die socket 3 successively and on the movable passageway 80 of strip 10 between left stock guide 81 and the right stock guide 82, die socket 3 upper surfaces are stretched out in the upper end of material lift piece 95.Be spirally connected in the bottom of die socket 3 through holes 31 and stop payment plug screw 5, the lower surface of material lift spring 94 leans is stopping payment on the plug screw 5.

The operation principle of the utility model:

And when the descending realization punching press of patrix, the inclined-plane 71 of patrix pushing block 7 affacts the inclined-plane 912 of guide plate pushing block 91, and guide plate pushing block 91 is pushing away the right stock guide 82 that strip 10 pushes up the opposite, is the zero clearance between material and the stock guide thereby reach.

The emphasis of the utility model just is: set up a guide plate pushing block that is movably arranged in the stock guide.

The above; Be merely the utility model preferred embodiment; So can not limit the scope that the utility model is implemented with this, the equivalence of promptly doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1. zero clearance material guide mechanism is characterized in that: it mainly by discharging panel seat, stripper, die socket, die shoe, stop payment plug screw, line diameter spring, patrix pushing block, left stock guide, right stock guide, guide plate pushing block, guide finger, material lift piece, material lift spring and form; Described stripper is fixed on the bottom surface of discharging panel seat, and die socket is fixed on the die shoe; On the discharging panel seat, offer shoulder hole, described patrix pushing block, line diameter spring are nested with successively in this shoulder hole, and the lower end of patrix pushing block passes the bottom surface of discharging panel seat, and patrix pushing block lower end has an inclined-plane; Described left stock guide and right stock guide all are fixed on the die shoe and are oppositely arranged, and between left stock guide and right stock guide, form the movable passageway of strip; Described guide finger is fixed on the die shoe; The activity of guide plate pushing block is nested with in the deflector chute of left stock guide and the elongated slot on it is socketed on the guide finger; The outside of guide plate pushing block has an inclined-plane, and this guide plate pushing block inclined-plane and inclined-plane, patrix pushing block lower end gradient match and can lean on patrix pushing block lower end sloped roof; Described material lift spring, material lift piece are located in the through hole of die socket successively and on the movable passageway of strip between left stock guide and the right stock guide, the die socket upper surface is stretched out in the upper end of material lift piece.

2. zero clearance according to claim 1 material guide mechanism is characterized in that: be spirally connected in the bottom of die socket through hole and stop payment plug screw, the lower surface of material lift spring leans is stopping payment on the plug screw.