CN202123602U

CN202123602U - Built-in mechanical shutter

Info

Publication number: CN202123602U
Application number: CN2011201447226U
Authority: CN
Inventors: 赵志奎
Original assignee: Mitac Precision Technology Kunshan Ltd
Current assignee: Mitac Precision Technology Kunshan Ltd
Priority date: 2011-05-10
Filing date: 2011-05-10
Publication date: 2012-01-25
Anticipated expiration: 2021-05-10

Abstract

The utility model provides a built-in mechanical shutter which is applied in a die and is characterized by comprising a stop dog, a shifting block, an elastic element and a hasp; a holding slot is arranged on the stop dog; an inclined guide surface is arranged on the holding slot; a clamping hole is arranged in the shifting block; when the shutter is closed, one end of the shifting block is arranged in the holding slot of the stop dog; when the shutter is opened, the shifting block slides upwards along the side wall of the stop dog; one end of the hasp is provided with a clamping hook; the clamping hook can be arranged in the clamping hole of the shifting block in a penetrating way by moving up and down; and when the shutter is closed, the clamping hook is fastened on the clamping hole of the stop dog. Compared with the prior art, the built-in mechanical shutter can bear stronger pull force, is stable to use and is hard to damage; moreover, as the built-in mechanical shutter is arranged inside a die, the operations of a locksmith for dismounting a matched die are not influenced.

Description

Built-in mechanical type shutter

[technical field]

The utility model relates to a kind of shutter, particularly a kind of built-in mechanical type shutter that is applied in the mould.

[background technology]

In needs carry out mould that secondary ejects; Be typically provided with first liftout plate and second liftout plate; Control the order that the mould secondary ejects through a shutter is set between two liftout plates, prior art uses standard external shutter (staying the mould lock) to control the order that the mould secondary ejects usually.

Please with reference to Fig. 1 and Fig. 2, it illustrates Facad structure sketch map and the side structure sketch map thereof of external shutter before mould ejects of prior art respectively.This external shutter is applied in the mould; This mould comprises that male model plate 10, first upper ejector plate 20, first time liftout plate 21, second upper ejector plate 30, second time liftout plate 31 and are provided with the foot pad 40 of confined planes; This first upper ejector plate 20 and this first time liftout plate 21 is through screw 22 lockings; This second upper ejector plate 30 and this second time liftout plate 31 is through screw 32 lockings; The push rod 50 of this mould board passes this second time liftout plate 31 and second upper ejector plate 30 movably and is fixed on this first time liftout plate 21, and this external shutter comprises a bayonet lock 60 and a deck 61, and this bayonet lock 60 is fixedly arranged on this first time liftout plate 21; It inserts in this deck 61 when shutter is closed, and its both sides also are provided with two draw-in grooves; This deck 61 is fixedly arranged on this second upper ejector plate 30, and it is provided with two spring screens 62 to two draw-in grooves that should bayonet lock 60, and when shutter was closed, the draw-in groove on this spring screens 62 and this bayonet lock is buckle mutually.

When this mould ejects for the first time; This push rod 50 upwards promotes, because the locking effect of this shutter, this first time liftout plate 21 can't separate with this second upper ejector plate 30; When this second upper ejector plate 30 touches the confined planes 41 of these foot pad 40 upper ends, eject completion for the first time.

When this mould ejects for the second time; This push rod 50 continues to move upward, and this first time liftout plate 21 continues to move upward under the promotion of this push rod, and this second upper ejector plate 30 receive these foot pad 40 upper ends confined planes 41 barrier effect and can't continue to move upward; Thereby this shutter is opened under forceful action; This bayonet lock 60 is forced to separate with this deck 61, and this first time liftout plate 21 was opened with this second upper ejector plate in 30 minutes, and mould is realized ejecting for the second time.

In practical application, pincers worker all needs earlier this external shutter to be disassembled to cooperate mould when dismounting cooperates mould at every turn, has caused inconvenience; And this external shutter is owing to be standard component, and the spring loading of Material Strength of itself and inside is all limited, in use damages or inefficacy through regular meeting, brings certain trouble to production.

[utility model content]

In view of this, the purpose of the utility model is to provide a kind of stable, not fragile built-in mechanical type shutter that the pincers worker dismounting cooperates mould that do not influence again that uses.

For achieving the above object; The utility model provides a kind of built-in mechanical type shutter, is applied in the mould, and this mould comprises the male model plate; One first liftout plate, one second liftout plate, a foot pad and bottom plate; The push rod of mould board is fixed on this first liftout plate, it is characterized in that, the built-in mechanical type shutter of the utility model comprises:

One block, this block are provided with one and hold the piece groove, and this appearance piece groove is provided with an oblique guiding face, and an end activity of this block is arranged on this first liftout plate and this second liftout plate, and the other end is fixedly arranged on this bottom plate;

One shifting block, this shifting block is provided with a hole clipping, but this shifting block horizontal anomalous movement be arranged in this second liftout plate, the one of which end placed in the appearance piece groove of this block when this shutter was closed, and the sidewall along this block upwards slides when this shutter is opened;

One flexible member, its setting are connected between this shifting block and this second liftout plate;

One clasp, one of which end are fixedly arranged on this first liftout plate, and the other end is provided with a grab, and this grab is movable up and down to be arranged in the hole clipping of this shifting block, and when this shutter was closed, this grab was snapped on the hole clipping of this shifting block.

Preferably, the inconsistent end of oblique guiding face of this shifting block and this appearance piece groove is provided with an inclined-plane.

Preferably, the hole clipping of this shifting block is being provided with an inclined-plane with the inconsistent position of the grab of this clasp.

Preferably, the grab of this clasp is being provided with an inclined-plane with the inconsistent position of the hole clipping of this shifting block.

Preferably, this flexible member is a spring.

The main part of the force of the built-in mechanical type shutter of the utility model when mould ejects is shifting block and clasp, and flexible member is stressed less.Compared to prior art, the built-in mechanical type shutter of the utility model can bear big pulling force, uses stable and not fragile; And because the built-in mechanical type shutter of the utility model is arranged at mould inside, the operation when not influencing pincers worker dismounting cooperation mould.

[description of drawings]

Fig. 1 is the Facad structure sketch map of prior art external shutter before mould ejects.

Fig. 2 is the side structure sketch map of Fig. 1.

Fig. 3 is the Facad structure sketch map of the built-in mechanical type shutter of the utility model before mould ejects.

Fig. 4 is the side structure sketch map of Fig. 3.

Fig. 5 is the Facad structure sketch map of the built-in mechanical type shutter of the utility model when mould ejects for the first time.

Fig. 6 is the side structure sketch map of Fig. 5.

Fig. 7 is the Facad structure sketch map of the built-in mechanical type shutter of the utility model when mould ejects for the second time.

Fig. 8 is the side structure sketch map of Fig. 7.

[specific embodiment]

Below in conjunction with description of drawings and preferred embodiments the utility model is described in further detail:

Please extremely shown in Figure 8 with reference to Fig. 3; The preferred embodiment of the built-in mechanical type shutter of the utility model is applied in the mould, and this mould comprises male model plate 100, first upper ejector plate 200, first time liftout plate 210, second upper ejector plate 300, second time liftout plate 310, a foot pad 400 and bottom plate 500.The built-in mechanical type shutter of the utility model comprises a block 600, a shifting block 700, a spring 800, a clasp 900.

This first upper ejector plate 200 and this first time liftout plate 210 is through screw 220 lockings; This second upper ejector plate 300 and this second time liftout plate 310 is through screw 320 lockings; The push rod 1000 of this mould board passes this second time liftout plate 310 and second upper ejector plate 300 movably and is fixed on this first time liftout plate 210, and this foot pad 400 is provided with a confined planes 410.

This block 600 is provided with one and holds piece groove 610; This appearance piece groove 610 is provided with an oblique guiding face 611; One end activity of this block 600 is arranged on this first upper ejector plate 200, first time liftout plate 210, second upper ejector plate 300 and this second time liftout plate 310, and its other end is fixedly arranged on this bottom plate 500;

This shifting block 700 is provided with a hole clipping 710, and in present embodiment, this hole clipping 710 is provided with an oblique guiding face 711.But be arranged between this second upper ejector plate 300 and this second time liftout plate 310 these shifting block 700 horizontal anomalous movements; The one of which end placed in the appearance piece groove 610 of this block 600 when this shutter was closed; And the sidewall along this block 600 upwards slides when this shutter is opened; In present embodiment, this shifting block 700 places an end of this appearance piece groove 610 to be provided with an inclined-plane 712;

One end of this spring 800 is arranged in this shifting block 700, and the other end is resisted against on this second time liftout plate 310;

One end of this clasp 900 is fixedly arranged on this first upper ejector plate 200; Its other end is provided with a grab 910; This grab 910 is movable up and down to be arranged in the hole clipping 710 of this shifting block 700, and when this shutter was closed, this grab 910 was snapped on the edge of this hole clipping 710.In present embodiment, this grab 910 is provided with an inclined-plane 911 with the oblique guiding face 711 inconsistent positions of this hole clipping 710.

See also Fig. 3 and Fig. 4; Before this mould ejected, the built-in mechanical type shutter of the utility model was in closure state, and this clasp 900 inserts in the hole clipping 710 of this shifting block 700; This grab 910 is snapped in the edge of this hole clipping 710, and the front end of this shifting block 700 is arranged in the appearance piece groove 610 of this block 600.

See also Fig. 5 and Fig. 6, when this mould ejected for the first time, the push rod 1000 of this mould board upwards ejected; Drive this first upper ejector plate 200 and this first time liftout plate 210 upwards ejects; Because also along with motion together, the shifting block 700 of the built-in mechanical type shutter of the utility model moves upward along this block 600 for the snap effect of this grab 910, this second upper ejector plate 300 and this second time liftout plate 310; Move behind the segment distance; The front end of this shifting block begins along the oblique guiding face 611 of this appearance piece groove 610 simultaneously upwards and move right, and this spring 800 is compressed, and this grab 910 reduces the buckle face gradually with respect to this shifting block 700.Break away from the edge of this hole clipping 710 fully up to this grab 910, the conflict confined planes 410 of this foot pad 400 of the edge of this second upper ejector plate 300, this second upper ejector plate 300 and this second time liftout plate 310 stop motion eject end for the first time.

See also Fig. 7 and Fig. 8; When this mould ejects for the second time, this second upper ejector plate 300 and this second time liftout plate 310 stop motion, this push rod 1000 continues upwards to eject; Driving this first upper ejector plate 200 and this first time liftout plate 210 continues upwards to eject; Because this grab 910 breaks away from the edge of this hole clipping 710 fully, the snap effect between this grab 910 and this shifting block 700 disappears, and this clasp 900 detaches from the hole clipping 710 of this shifting block 700; The built-in shutter complete opening of the utility model, this mould are realized ejecting for the second time.

Compared to prior art, the built-in mechanical type shutter of the utility model can bear big pulling force, uses stable and not fragile; And because the built-in mechanical type shutter of the utility model is arranged at mould inside, the operation when not influencing pincers worker dismounting cooperation mould; The utility model also can be controlled the stroke that mould ejects for the first time through the length that the appearance piece groove on this block is set.

Be pointed out that; The utility model is not limited to above-mentioned embodiment; Any simple modification, equivalent variations and modification that any professional and technical personnel of being familiar with does the foregoing description based on the utility model technical scheme all fall in the protection domain of the utility model.

Claims

1. built-in mechanical type shutter; Be applied in the mould; This mould comprises the male model plate, and one first liftout plate, one second liftout plate, a foot pad and bottom plate, the push rod of this mould board are fixed on this first liftout plate; It is characterized in that the built-in mechanical type shutter of the utility model comprises:

2. built-in mechanical type shutter according to claim 1 is characterized in that, is provided with an inclined-plane with the inconsistent end of the oblique guiding face of this appearance piece groove on this shifting block.

3. built-in mechanical type shutter according to claim 1 is characterized in that, is provided with an inclined-plane with the inconsistent position of the grab of this clasp on this hole clipping.

4. built-in mechanical type shutter according to claim 1 is characterized in that, the grab of this clasp is being provided with an inclined-plane with the inconsistent position of the hole clipping of this shifting block.

5. built-in mechanical type shutter according to claim 1 is characterized in that, this flexible member is a spring.