CN216329866U

CN216329866U - Seesaw acceleration ejection mechanism

Info

Publication number: CN216329866U
Application number: CN202122665213.4U
Authority: CN
Inventors: 李伟茂; 蒋永雄; 赵成军
Original assignee: Dongguan Baosijie Die Technology Co ltd
Current assignee: Dongguan Baosijie Die Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-19
Anticipated expiration: 2031-11-04

Abstract

The utility model provides a seesaw accelerated ejection mechanism, and belongs to the technical field of injection molds. The seesaw accelerated ejection mechanism comprises a B plate, wherein a mold core is arranged on one side of the B plate, an ejector pin panel is arranged on one side of the B plate, an ejector pin bottom plate is fixedly connected to one side of the ejector pin panel, a bottom plate body is fixedly connected to one side of the ejector pin bottom plate, and an ejection mechanism is arranged on one side of the ejector pin panel. Through setting up ejection mechanism, played and accomplished the back at injection mold, ejecting through ejection mechanism to the mould, thereby reduce the use of instruments such as taper pin structure or flat thimble, thereby the dead condition of card appears when reducing to get the piece, reduce manual operation, thereby prevent the emergence of potential safety hazard, spacing thimble when pressing, drive the backup pad and remove, the backup pad drives reset spring atress deformation, reset spring is after not atress simultaneously, the effect that resets is carried out backup pad and spacing thimble, thereby reset the thimble main part.

Description

Seesaw acceleration ejection mechanism

Technical Field

The utility model relates to the field of injection molds, in particular to a seesaw accelerated ejection mechanism.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. The injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by utilizing a plastic molding die, the injection molding is realized by an injection molding machine and the die, and the rubber injection molding is a production method for directly injecting rubber materials into a model from a cylinder for vulcanization. The rubber injection molding has the advantages that: although the method is an intermittent operation, the forming period is short, the production efficiency is high, the blank preparation process is eliminated, the labor intensity is low, and the product quality is excellent.

The prior technical problems are as follows: there are knot position and bone position among the current injection mold, need ejecting with taper pin structure or flat thimble etc. can block or can not get out the product when the mould is moulded plastics and is got the piece, and after the completion of moulding plastics, can produce a large amount of high temperatures, closely come to take out the mould through the instrument and cause potential safety hazards such as scald easily, the user of not being convenient for uses.

SUMMERY OF THE UTILITY MODEL

To remedy the above deficiencies, the present invention provides a seesaw accelerated-ejection mechanism that overcomes, or at least partially solves, the above-mentioned technical problems.

The utility model is realized by the following steps:

the utility model provides a seesaw accelerated ejection mechanism which comprises a B plate, wherein a mold core is arranged on one side of the B plate, an ejector pin panel is arranged on one side of the B plate, an ejector pin bottom plate is fixedly connected to one side of the ejector pin panel, a bottom plate body is fixedly connected to one side of the ejector pin bottom plate, an ejection mechanism is arranged on one side of the ejector pin panel, the ejection mechanism comprises an ejector pin main body, and the ejector pin main body penetrates through an inner cavity of the ejector pin panel.

In a preferred scheme, a pin is fixedly connected to one side of the thimble bottom plate, a seesaw is sleeved on the surface of the pin, a limiting thimble penetrates through one side of the thimble panel, and one ends of the thimble main body and the limiting thimble are in contact with a groove of the seesaw.

In a preferred scheme, the inner cavity of the bottom plate body is movably connected with a push plate, a screw penetrates through the inner cavity of the bottom plate body, and a mounting hole matched with the screw is formed in the surface of the push plate.

In a preferred scheme, the surface of the limiting ejector pin is fixedly connected with a supporting plate, one side of the supporting plate is fixedly connected with a return spring, and one end of the return spring is fixedly connected with the surface of the ejector pin panel.

In a preferred scheme, one side fixedly connected with arc piece of backup pad, the surperficial swing joint of arc piece has first pivot, the surperficial swing joint of first pivot has the connecting rod, the one end swing joint of connecting rod has the second pivot.

In a preferred scheme, a sliding groove is formed in one side of the ejector pin panel, a sliding block is movably connected to an inner cavity of the sliding groove, and one end of the second rotating shaft is movably connected with the surface of the sliding block.

In a preferred scheme, both sides of the inner wall of the sliding groove are fixedly connected with buffer blocks matched with the sliding blocks for use.

The utility model provides a seesaw accelerated ejection mechanism, which has the beneficial effects that:

1. by arranging the ejection mechanism, the seesaw can be pushed to rotate through the limiting ejector pin, the seesaw rotates on the pin, so that the ejector pin main body is pushed to rotate, the ejector pin main body penetrates through the plate B and the die core to eject an injection mold in the die core, the advantage of conveniently ejecting and taking a workpiece is achieved, and meanwhile, the potential safety hazard of manual workpiece taking is reduced;

2. through setting up reset spring, the connecting rod, the cooperation of first bearing and second bearing is used, can make spacing thimble when pressing, it removes to drive the backup pad, the backup pad drives reset spring atress deformation, the backup pad drives first pivot rotatory, thereby it is rotatory to drive the connecting rod, the connecting rod drives the second pivot rotatory, thereby it removes in the spout to drive the slider, reached the spacing effect of displacement distance, reset spring is after not atress simultaneously, the effect that resets is carried out backup pad and spacing thimble, thereby reset the thimble main part.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a front cross-sectional view provided by an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A in accordance with an embodiment of the present invention;

fig. 3 is a front sectional view of the structure of the ejection mechanism according to the embodiment of the present invention.

In the figure: 1. b, plate; 2. a mold core; 3. a thimble panel; 4. a thimble base plate; 5. a bottom plate body; 6. an ejection mechanism; 601. a thimble main body; 602. a pin; 603. a seesaw; 604. A limiting thimble; 7. pushing the plate; 8. a screw; 9. mounting holes; 10. a support plate; 11. a return spring; 12. an arc-shaped block; 13. a first rotating shaft; 14. a connecting rod; 15. a second rotating shaft; 16. A chute; 17. a slider; 18. a buffer block; 19. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: seesaw ejection mechanism with higher speed, including B board 1, one side of B board 1 is provided with mould benevolence 2, one side of B board 1 is provided with thimble panel 3, one side fixedly connected with thimble bottom plate 4 of thimble panel 3, one side fixedly connected with bottom plate body 5 of thimble bottom plate 4, one side of thimble panel 3 is provided with ejection mechanism 6, ejection mechanism 6 includes thimble main part 601, thimble main part 601 runs through the inner chamber of thimble panel 3, through setting up ejection mechanism 6, it accomplishes the back at injection mold, it is ejecting to the mould through ejection mechanism 6, thereby reduce the use of instruments such as taper pin structure or flat thimble, thereby the dead circumstances of card appears when reducing the piece of getting, reduce manual operation, thereby prevent the emergence of potential safety hazard.

In a preferred embodiment, a pin 602 is fixedly connected to one side of the thimble base plate 4, a seesaw 603 is sleeved on the surface of the pin 602, a limit thimble 604 penetrates through one side of the thimble panel 3, one ends of the thimble main body 601 and the limit thimble 604 are both in contact with a groove of the seesaw 603, and by arranging the ejection mechanism 6, the seesaw 603 is pushed to rotate by the limit thimble 604, the seesaw 603 rotates on the pin 602, so that the thimble main body 601 is pushed to rotate, the thimble main body 601 penetrates through the B plate 1 and the mold core 2, and an injection mold in the mold core 2 is ejected, so that the advantage of conveniently ejecting out and taking out a workpiece is achieved, and meanwhile, potential safety hazards of manual workpiece taking are reduced.

In a preferred embodiment, the inner cavity of the bottom plate body 5 is movably connected with a push plate 7, a screw 8 penetrates through the inner cavity of the bottom plate body 5, a mounting hole 9 matched with the screw 8 for use is formed in the surface of the push plate 7, the screw is used in a matching mode of setting the screw 8 and the push plate 7, the push plate 7 is installed through threads, the push plate 7 can only move left and right after being fixed, and the push plate 7 can only move horizontally in a clamping groove after being fixed.

In a preferred embodiment, a supporting plate 10 is fixedly connected to the surface of the limiting thimble 604, a return spring 11 is fixedly connected to one side of the supporting plate 10, one end of the return spring 11 is fixedly connected to the surface of the thimble panel 3, the return spring 11 is arranged to enable the limiting thimble 604 to drive the supporting plate 10 to move when being pressed, the supporting plate 10 drives the return spring 11 to deform under stress, and the return spring 11 acts on the supporting plate 10 and the limiting thimble 604 to reset after not being stressed, so that the thimble main body 601 is reset.

In a preferred embodiment, one side fixedly connected with arc piece 12 of backup pad 10, the surperficial swing joint of arc piece 12 has first pivot 13, the surperficial swing joint of first pivot 13 has connecting rod 14, the one end swing joint of connecting rod 14 has second pivot 15, use through the cooperation that sets up first pivot 13, second pivot 15 and connecting rod 14, it is rotatory to make backup pad 10 drive first pivot 13, thereby it is rotatory to drive connecting rod 14, connecting rod 14 drives second pivot 15 rotatory, the effect of connecting to the spare part has been reached, press in-process first pivot 13 and second pivot 15 rotation simultaneously at backup pad 10, prevent that the dead condition of card from appearing.

In a preferred embodiment, a sliding groove 16 is formed in one side of the thimble panel 3, a sliding block 17 is movably connected to an inner cavity of the sliding groove 16, one end of the second rotating shaft 15 is movably connected to the surface of the sliding block 17, and the sliding block 17 is pushed to move in the sliding groove 16 after the connecting rod 14 drives the second rotating shaft 15 to rotate by setting the sliding block 17 and the sliding groove 16 to cooperate, so that the limiting effect on the moving distance of the support plate 10 and the limiting thimble 604 is achieved.

In a preferred embodiment, the both sides of 16 inner walls of spout are all fixedly connected with the buffer block 18 that uses with slider 17 cooperation, through setting up buffer block 18, have played the in-process that slider 17 removed in spout 16, reduce with the impact strength of 16 both sides inner walls of spout to increase life.

In a preferred embodiment, through holes 19 are formed at both ends of one side of the thimble panel 3, and the through holes 19 are used in cooperation with the position-limiting thimble 604 and the thimble main body 601, so that the position-limiting thimble 604 and the thimble main body 601 can conveniently move horizontally by arranging the through holes 19, and friction with the inner wall of the thimble panel 3 is reduced.

Specifically, the working process or the working principle of the seesaw acceleration ejection mechanism is as follows: during the use, promote spacing thimble 604, drive seesaw 603 and rotate, seesaw 603 rotates on pin 602, thereby promote thimble main part 601 and rotate, thimble main part 601 passes B board 1 and mould benevolence 2, ejecting to the injection mold in the mould benevolence 2, the advantage of convenient ejecting piece of getting is reached, reduce the potential safety hazard of artifical piece of getting simultaneously, spacing thimble 604 is when pressing, drive backup pad 10 and remove, backup pad 10 drives reset spring 11 atress deformation, backup pad 10 drives first pivot 13 and rotates, thereby drive connecting rod 14 and rotate, connecting rod 14 drives second pivot 15 and rotates, thereby drive slider 17 and remove in spout 16, reached the spacing effect to the displacement, reset spring 11 is after not atress simultaneously, the effect that resets is carried out to backup pad 10 and spacing thimble 604.

It should be noted that the B plate 1 and the mold core 2 are devices or apparatuses existing in the prior art or devices or apparatuses that can be realized by the prior art, and the specific composition and the principle thereof will be clear to those skilled in the art, and therefore, detailed descriptions thereof will be omitted.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Seesaw ejection mechanism with higher speed, including B board (1), its characterized in that, one side of B board (1) is provided with mould benevolence (2), one side of B board (1) is provided with thimble panel (3), one side fixedly connected with thimble bottom plate (4) of thimble panel (3), one side fixedly connected with bottom plate body (5) of thimble bottom plate (4), one side of thimble panel (3) is provided with ejection mechanism (6), ejection mechanism (6) include thimble main part (601), the inner chamber of thimble panel (3) is run through to thimble main part (601).

2. A seesaw accelerated ejection mechanism as claimed in claim 1, wherein a pin (602) is fixedly connected to one side of the pin bottom plate (4), a seesaw (603) is sleeved on the surface of the pin (602), a limiting pin (604) penetrates through one side of the pin panel (3), and one ends of the pin body (601) and the limiting pin (604) are in contact with a groove of the seesaw (603).

3. A seesaw accelerated ejection mechanism according to claim 1, wherein the inner cavity of the base plate body (5) is movably connected with a push plate (7), a screw (8) penetrates through the inner cavity of the base plate body (5), and a mounting hole (9) matched with the screw (8) for use is formed on the surface of the push plate (7).

4. A seesaw accelerated-ejection mechanism as claimed in claim 2, wherein the surface of the limit thimble (604) is fixedly connected with a support plate (10), one side of the support plate (10) is fixedly connected with a return spring (11), and one end of the return spring (11) is fixedly connected with the surface of the thimble panel (3).

5. A seesaw accelerated-ejection mechanism according to claim 4, wherein one side of the support plate (10) is fixedly connected with an arc-shaped block (12), the surface of the arc-shaped block (12) is movably connected with a first rotating shaft (13), the surface of the first rotating shaft (13) is movably connected with a connecting rod (14), and one end of the connecting rod (14) is movably connected with a second rotating shaft (15).

6. A seesaw accelerated-ejection mechanism as claimed in claim 5, wherein a sliding groove (16) is formed at one side of the top pin panel (3), a sliding block (17) is movably connected to an inner cavity of the sliding groove (16), and one end of the second rotating shaft (15) is movably connected to a surface of the sliding block (17).

7. A seesaw accelerated-ejection mechanism according to claim 6, characterized in that both sides of the inner wall of the sliding groove (16) are fixedly connected with a buffer block (18) used in cooperation with the sliding block (17).

8. A seesaw accelerated-ejection mechanism as claimed in claim 2, wherein both ends of one side of the ejector pin panel (3) are provided with through holes (19) for cooperating with the position-limiting ejector pins (604) and the ejector pin main body (601).