CN218196748U - Injection molding drawing of patterns extracting device - Google Patents

Abstract

The utility model relates to an injection molding drawing of patterns technical field, and an injection molding drawing of patterns extracting device is disclosed, it needs equipment to shut down to have solved present injection molding manual drawing of patterns and get the material, reduces work efficiency's problem, it includes the cavity base, cavity base upper end both sides all are connected with the pillar, the pillar upper end is connected with the roof, after the casting shaping, the second pinion rack and the first gear engagement of guide pillar lower part, through first gear, second gear and third gear intermeshing transmission, make third gear and first pinion rack meshing transmission, and then make the slider of both sides move to the inboard looks, under the drive of connecting rod, make lower wedge block extrude wedge block gradually and go up the wedge block, and then the ejector pin drives ejecting piece upward movement gradually, ejecting piece breaks away from casting piece ejecting and shaping die, thereby accomplish the drawing of patterns of casting piece, through such structure, make the device can accomplish the drawing of patterns of casting piece when the separation of shaping terrace die and get the material, need not shut down, the effectual work efficiency that has improved.

Description

Injection molding drawing of patterns extracting device

Technical Field

The utility model belongs to the technical field of the injection molding drawing of patterns, specifically be an injection molding drawing of patterns extracting device.

Background

The injection molding part is a general name of various injection molding products produced by an injection molding machine, comprises various packages, parts and the like, and is mainly prepared from materials such as polyethylene or polypropylene and a plurality of organic solvents.

Traditional injection molding is after the shaping, generally carries out the drawing of patterns and gets the material through manual mode, and when the drawing of patterns, the injection molding machine is in the shutdown state, just can continue the operation after the drawing of patterns is got the material, and such mode has both increased artifical intensity of labour, has also reduced the work efficiency of equipment simultaneously, consequently, designs an injection molding drawing of patterns extracting device.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides an injection molding drawing of patterns extracting device has effectually solved present injection molding manual drawing of patterns and has got material needs equipment to shut down, reduces work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection molding drawing of patterns extracting device, including the cavity base, cavity base upper end both sides all are connected with the pillar, the pillar upper end is connected with the roof, roof upper end central authorities are connected with the cylinder, the cylinder output is connected with the fly leaf, the pillar outside is located to the fly leaf movable sleeve, be connected with first spring between fly leaf and the cavity base, pillar outer end is located to first spring sleeve, fly leaf lower extreme middle part is connected with the shaping terrace die, shaping terrace die below just is located cavity base upper end middle part and is connected with the shaping die, the inside lower extreme of shaping die inlays and is equipped with ejecting piece, ejecting piece lower extreme both sides all are connected with the ejector pin, the ejector pin lower extreme extends to cavity base internal connection and has last wedge, go up wedge upper end and be located ejector pin outside cover and be equipped with the second spring.

Preferably, the inside lower extreme of cavity base is connected with the spout, and the inside both sides equal sliding connection of spout has the slider, and the slider upper end is connected with first pinion rack, and slider one end is connected with the connecting rod, and connecting rod one end is connected with lower wedge, lower wedge and last wedge sliding contact.

Preferably, a groove positioning groove is formed in one end of the sliding block, and a third spring is connected inside the positioning groove.

Preferably, the socket has all been seted up to cavity base upper end both sides, and the socket is inside to be pegged graft there is the casing, and the casing is inside to rotate from top to bottom in proper order and is connected with first gear, second gear and third gear, and first gear, second gear and third gear intermeshing, and first gear one end extends to the casing outside, and the third gear lower extreme is connected with the meshing of first pinion rack.

Preferably, both sides of the lower part of the shell are fixedly connected with fixing blocks, and the fixing blocks are connected with the upper end of the hollow base through bolts.

Preferably, both sides of the lower end of the movable plate are connected with guide pillars, a notch is formed in one side of the lower end of each guide pillar, a second toothed plate is connected inside the notch, and the second toothed plate is meshed with the first gear.

Preferably, the two sides of the hollow base are embedded with end plates, and the end plates are connected with the hollow base through screws.

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

the utility model discloses, when casting a shaping back, when the fly leaf drives shaping terrace die upward movement, second pinion rack and the first gear engagement of guide pillar lower part, through first gear, second gear and third gear intermeshing transmission, make third gear and first pinion rack meshing transmission, and then make the slider of both sides to the inside relative motion, under the drive of connecting rod, make down wedge block extrude the wedge block gradually, and then the ejector pin drives ejecting piece upward movement gradually, ejecting piece will be cast ejecting and the shaping die breaks away from, thereby accomplish the drawing of patterns of casting the piece, through such structure, make the device can accomplish the drawing of patterns of casting the piece when the separation of shaping terrace die and get the material, need not to shut down, the effectual work efficiency that has improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the transmission structure of the lower wedge and the upper wedge of the present invention;

fig. 2 is an enlarged schematic structural view of a in fig. 1 according to the present invention;

fig. 3 is a schematic view of a connection structure of the first toothed plate of the present invention;

fig. 4 is a schematic view of a transmission structure of the first gear, the second gear and the third gear of the present invention;

in the figure: 1. a hollow base; 2. a pillar; 3. a top plate; 4. a cylinder; 5. a movable plate; 6. a first spring; 7. forming a male die; 8. forming a female die; 9. ejecting a block; 10. a top rod; 11. an upper wedge block; 12. a second spring; 13. a chute; 14. a slider; 15. a first toothed plate; 16. a connecting rod; 17. a lower wedge block; 18. positioning a groove; 19. a third spring; 20. a housing; 21. a first gear; 22. a second gear; 23. a third gear; 24. a fixed block; 25. a bolt; 26. a guide post; 27. a second toothed plate; 28. and an end plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by fig. 1-4, the utility model discloses a cavity base 1, cavity base 1 upper end both sides all are connected with pillar 2, pillar 2 upper end is connected with roof 3, 3 upper end central authorities of roof are connected with cylinder 4, cylinder 4 output is connected with fly leaf 5, fly leaf 5 movable sleeve locates the pillar 2 outside, be connected with first spring 6 between fly leaf 5 and the cavity base 1, 2 outer ends of pillar are located to first spring 6 cover, fly leaf 5 lower extreme middle part is connected with shaping terrace die 7, shaping terrace die 7 below just is located cavity base 1 upper end middle part and is connected with shaping die 8, the inside lower extreme of shaping die 8 inlays and is equipped with ejecting block 9, ejecting block 9 lower extreme both sides all are connected with ejector pin 10, ejector pin 10 lower extreme extends to cavity base 1 internal connection has last wedge 11, go up wedge 11 upper end and be located the outside cover of ejector pin 10 and be equipped with second spring 12, cavity base 1 both sides all have end plate 28, end plate 28 is connected with cavity base 1 through the screw, through the setting of end plate 28, it is convenient to the change to the inside part of cavity base 1.

Embodiment two, on the basis of embodiment one, the inside lower extreme of cavity base 1 is connected with spout 13, the inside both sides equal sliding connection of spout 13 has slider 14, slider 14 upper end is connected with first pinion rack 15, slider 14 one end is connected with connecting rod 16, connecting rod 16 one end is connected with lower wedge 17, lower wedge 17 and last wedge 11 sliding contact, slider 14 one end is seted up fluted constant head tank 18, constant head tank 18 internal connection has third spring 19, the interface has all been seted up to cavity base 1 upper end both sides, the inside casing 20 that pegs graft of interface, casing 20 is inside to be rotated from top to bottom in proper order and is connected with first gear 21, second gear 22 and third gear 23, and first gear 21, second gear 22 and third gear 23 intermeshing, first gear 21 one end extends to the casing 20 outside, third gear 23 lower extreme and first pinion rack 15 meshing connection, the equal fixedly connected with fixed block 24 in casing 20 lower part both sides, fixed block 24 passes through bolt 25 and is connected with cavity base 1 upper end, the lower extreme both sides of fly leaf 5 are connected with guide pillar 26, guide pillar 26 lower extreme one side has all seted up notch, the first notch internal connection has first pinion rack 27, first pinion rack meshing connection and first pinion rack 21 meshes.

The working principle is as follows: in an initial state, under the reaction force of the second spring 12, the upper wedge block 11 drives the ejector rod 10 to have a downward force, so that the ejector block 9 is flush with the lower end face in the forming female die 8, the slide block 14 is located at two side positions in the hollow base 1 under the downward extrusion force of the upper wedge block 11 on the lower wedge block 17, at this time, the third gear 23 is in meshing contact with the upper end edge of the first toothed plate 15, when the cylinder 4 extends out to drive the movable plate 5 to move downward, the forming male die 7 is covered with the forming female die 8, and meanwhile, the guide pillar 26 gradually moves downward along with the downward movement of the movable plate 5, so that the second toothed plate 27 is in meshing transmission with the first gear 21, and is in mutual meshing transmission through the first gear 21, the second gear 22 and the third gear 23, the third gear 23 is in meshing engagement with the first toothed plate 15, so that the slide blocks 14 at two sides move outwards in opposite directions, and due to the reaction force of the third spring 19, the slide block 14 drives the first toothed plate 15 to always abut against the lower end of the third toothed plate 23, so that the third gear 23 is always in meshing engagement with the first toothed plate 15;

after the injection molding piece is molded, the cylinder 4 contracts to enable the movable plate 5 to drive the molding male die 7 to move upwards, meanwhile, the guide pillar 26 drives the second toothed plate 27 to move upwards, the second toothed plate 27 is in meshed transmission with the first gear 21, the third gear 23 is in meshed transmission with the first toothed plate 15 through the mutual meshed transmission of the first gear 21, the second gear 22 and the third gear 23, the third gear 23 is in meshed transmission with the first toothed plate 15, further, the sliding blocks 14 on the two sides move inwards in opposite directions, the lower wedge block 17 gradually extrudes the upper wedge block 11 under the driving of the connecting rod 16, further, the ejector rod 10 drives the ejector block 9 to gradually move upwards, the ejector block 9 ejects the casting piece out to be separated from the molding female die 8, and accordingly the demolding of the casting piece is completed, and through the structure, the device can complete the demolding of the casting piece when the molding male die 7 is separated.

Claims (7)

1. The utility model provides an injection molding drawing of patterns extracting device, includes cavity base (1), its characterized in that: the hollow base is characterized in that pillars (2) are connected to two sides of the upper end of a hollow base (1), a top plate (3) is connected to the upper end of each pillar (2), a cylinder (4) is connected to the center of the upper end of each top plate (3), an output end of the cylinder (4) is connected with a movable plate (5), the movable plates (5) are movably sleeved outside the pillars (2), a first spring (6) is connected between each movable plate (5) and the hollow base (1), the outer ends of the pillars (2) are sleeved with the first spring (6), a forming male die (7) is connected to the middle of the lower end of each movable plate (5), a forming female die (8) is connected to the middle of the upper end of the hollow base (1) below the forming male die (7) and located at the middle of the upper end of the hollow base (1), ejection blocks (9) are embedded at the inner lower ends of the ejection blocks (9), ejector rods (10) are connected to the inner portions of the hollow base (1), and upper ends of the upper wedge blocks (11) are sleeved with second springs (12) outside the ejector rods (10).

2. The injection molding piece demolding and taking device as claimed in claim 1, wherein: the hollow base is characterized in that the lower end in the hollow base (1) is connected with a sliding groove (13), the sliding blocks (14) are connected to two sides in the sliding groove (13) in a sliding mode, the upper end of each sliding block (14) is connected with a first toothed plate (15), one end of each sliding block (14) is connected with a connecting rod (16), one end of each connecting rod (16) is connected with a lower wedge block (17), and the lower wedge block (17) is in sliding contact with an upper wedge block (11).

3. The injection molding part demolding and taking device as claimed in claim 2, wherein: one end of the sliding block (14) is provided with a groove positioning groove (18), and a third spring (19) is connected inside the positioning groove (18).

4. The injection molding part demolding and taking device as claimed in claim 1, wherein: the interface has all been seted up to cavity base (1) upper end both sides, and the inside grafting of interface has casing (20), and casing (20) is inside from top to bottom to rotate in proper order and be connected with first gear (21), second gear (22) and third gear (23), and first gear (21), second gear (22) and third gear (23) intermeshing, and first gear (21) one end extends to casing (20) outside, and third gear (23) lower extreme and first pinion rack (15) meshing are connected.

5. The injection molding part demolding and taking device as claimed in claim 4, wherein: the improved structure is characterized in that two sides of the lower portion of the shell (20) are fixedly connected with fixing blocks (24), and the fixing blocks (24) are connected with the upper end of the hollow base (1) through bolts (25).

6. The injection molding part demolding and taking device as claimed in claim 1, wherein: both sides of the lower end of the movable plate (5) are connected with guide pillars (26), a notch is formed in one side of the lower end of each guide pillar (26), a second toothed plate (27) is connected inside the notch, and the second toothed plate (27) is meshed with the first gear (21).

7. The injection molding part demolding and taking device as claimed in claim 1, wherein: the two sides of the hollow base (1) are embedded with end plates (28), and the end plates (28) are connected with the hollow base (1) through screws.

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