阅读说明：本技术 缓冲效果优良的模具顶出装置 (Mould ejection device with excellent buffering effect ) 是由 黄智红 于 2019-11-14 设计创作，主要内容包括：本发明公开了缓冲效果优良的模具顶出装置,包括顶针座、顶针主体、顶针板和第一连接块,所述顶针座顶端贯穿有顶针主体,且顶针主体的底端连接有顶针板,所述顶针板的底端连接有第一弹簧,且第一弹簧的底端连接有第二连接块,所述第二连接块的内部开设有第一卡腔,且第一卡腔的内部插设有第一卡块,所述第一卡块靠近第二连接块的一侧抵接有弹簧片。本发明通过设置有第一弹簧、第二连接块和第二弹簧,能有效吸收液压杆瞬时所产生的推力,避免顶针损坏,且该装置通过设置有第一卡槽、第二卡块和紧固螺丝,能方便将第一挡块打开,对顶针板进行拆卸,从而可以增加对顶针主体的更换效率。(The invention discloses a mold ejection device with excellent buffering effect, which comprises an ejector pin seat, an ejector pin main body, an ejector pin plate and a first connecting block, wherein the ejector pin main body penetrates through the top end of the ejector pin seat, the ejector pin plate is connected with the bottom end of the ejector pin main body, a first spring is connected with the bottom end of the ejector pin plate, the bottom end of the first spring is connected with a second connecting block, a first clamping cavity is formed in the second connecting block, a first clamping block is inserted into the first clamping cavity, and one side, close to the second connecting block, of the first clamping block is abutted to a spring piece. The ejector pin device can effectively absorb the thrust instantaneously generated by the hydraulic rod by arranging the first spring, the second connecting block and the second spring, and avoid the damage of the ejector pin, and the first check block can be conveniently opened by arranging the first clamping groove, the second check block and the fastening screw, so that the ejector pin plate can be conveniently disassembled, and the replacement efficiency of the ejector pin main body can be increased.)

1. Good mould ejecting device of buffering effect, including thimble seat (1), thimble main part (2), thimble board (3) and first connecting block (5), its characterized in that: the ejector pin is characterized in that an ejector pin main body (2) penetrates through the top end of the ejector pin base (1), the bottom end of the ejector pin main body (2) is connected with an ejector pin plate (3), the bottom end of the ejector pin plate (3) is connected with a first spring (4), the bottom end of the first spring (4) is connected with a second connecting block (6), a first clamping cavity (10) is formed in the second connecting block (6), a first clamping block (12) is inserted in the first clamping cavity (10), one side, close to the second connecting block (6), of the first clamping block (12) is abutted to a spring piece (11), one side, far away from the second connecting block (6), of the first clamping block (12) is connected with a spherical clamping block (13), the surface of the spherical clamping block (13) is abutted to a spherical clamping groove (14), the bottom end of the second connecting block (6) is connected with a second spring (7), and the bottom end of the second spring (7) is connected, the bottom of first connecting plate (8) is connected with hydraulic stem (9), first draw-in groove (15) have been seted up to the bottom inside of thimble seat (1), the inside butt joint of first draw-in groove (15) has second fixture block (16), and the right side of second fixture block (16) is connected with first dog (18), fastening screw (17) have been run through to the bottom inside of thimble seat (1), the inner wall connection of thimble seat (1) has first connecting block (5).

2. The mold ejection device excellent in buffering effect according to claim 1, characterized in that: the top end of the thimble seat (1) is provided with a through hole, and the diameter of the inner wall of the through hole is the same as the diameter of the surface of the thimble main body (2).

3. The mold ejection device excellent in buffering effect according to claim 1, characterized in that: the surface at thimble board (3) is connected to the one end of first spring (4), and the surface at second connecting block (6) is connected to the other end of thimble board (3), elastic construction is constituteed to thimble board (3), first spring (4) and second connecting block (6).

4. The mold ejection device excellent in buffering effect according to claim 1, characterized in that: the inner wall of the first connecting block (5) is provided with a groove, the shape and size of the inner wall of the groove are the same as those of the surface of the spherical clamping block (13), the spherical clamping block (13) is inserted into the groove, and the first connecting block (5) and the spherical clamping block (13) form a sliding structure.

5. The mold ejection device excellent in buffering effect according to claim 1, characterized in that: one end of the second spring (7) is connected to the surface of the first connecting plate (8), the other end of the second spring (7) is connected to the surface of the second connecting block (6), and the second connecting block (6), the second spring (7) and the first connecting plate (8) form an elastic structure.

6. The mold ejection device excellent in buffering effect according to claim 1, characterized in that: the surface shape and the size of the second clamping block (16) are the same as the inner shape and the size of the first clamping groove (15), the second clamping block (16) and the first clamping groove (15) are provided with through holes, the inner parts of the through holes and the surface of the fastening screw (17) are provided with threads, and the fastening screw (17) and the second clamping block (16) form a thread type structure.

Technical Field

The invention relates to the technical field of dies, in particular to a die ejection device with excellent buffering effect.

Background

The mold is used for obtaining various molds and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, and the taking of finished products of the mold needs to use an ejection device.

Present partial mould ejecting device, it is when ejecting the finished product from the mould, it is inside directly pushing the thimble board into the mould through the hydraulic stem, but directly use the hydraulic stem to push, because the hydraulic stem power in the twinkling of an eye is very big, lead to the thimble to break easily, and present partial mould ejecting device, its thimble is after the rupture, need change the thimble, but present partial thimble board is the lug connection on thimble seat surface, inconvenient dismantlement to the thimble board, so can influence the change efficiency of thimble, consequently need the good mould ejecting device of buffering effect to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a mold ejection device with excellent buffering effect, and solve the problems that the existing partial mold ejection device provided in the background art does not have the buffering function and the ejector pins of the existing partial mold ejection device are inconvenient to replace.

In order to achieve the purpose, the invention provides the following technical scheme: the mold ejection device with excellent buffering effect comprises an ejector pin base, an ejector pin body, an ejector pin plate and a first connecting block, wherein the ejector pin body penetrates through the top end of the ejector pin base, the ejector pin plate is connected to the bottom end of the ejector pin body, a first spring is connected to the bottom end of the ejector pin plate, a second connecting block is connected to the bottom end of the first spring, a first clamping cavity is formed in the second connecting block, a first clamping block is inserted in the first clamping cavity, a spring piece abuts against one side, close to the second connecting block, of the first clamping block, a spherical clamping block is connected to one side, away from the second connecting block, of the first clamping block, a spherical clamping groove abuts against the surface of the spherical clamping block, the bottom end of the second connecting block is connected with a second spring, the bottom end of the second spring is connected with a first connecting plate, a hydraulic rod is connected to the bottom end of the first connecting plate, and a, the inside butt joint of first draw-in groove has the second fixture block, and the right side of second fixture block is connected with first dog, fastening screw has been run through to the bottom inside of thimble seat, the inner wall connection of thimble seat has first connecting block.

Preferably, the top end of the thimble seat is provided with a through hole, and the diameter of the inner wall of the through hole is the same as the surface diameter of the thimble main body.

Preferably, the one end of first spring is connected on the surface of thimble board, and the other end of thimble board connects on the surface of second connecting block, thimble board, first spring and second connecting block constitute elastic construction.

Preferably, a groove is formed in the inner wall of the first connecting block, the shape and size of the inner wall of the groove are the same as those of the surface of the spherical clamping block, the spherical clamping block is inserted into the groove, and the first connecting block and the spherical clamping block form a sliding structure.

Preferably, one end of the second spring is connected to the surface of the first connecting plate, the other end of the second spring is connected to the surface of the second connecting block, and the second connecting block, the second spring and the first connecting plate form an elastic structure.

Preferably, the surface shape and size of the second clamping block are the same as the inner shape and size of the first clamping groove, the second clamping block and the first clamping groove are provided with through holes, threads are arranged inside the through holes and on the surface of the fastening screw, and the fastening screw and the second clamping block form a thread type structure.

Compared with the prior art, the invention has the beneficial effects that: this mould ejecting device that buffering effect is good can effectively absorb the instantaneous produced thrust of hydraulic stem through being provided with first spring, second connecting block and second spring, avoids the thimble to damage, and the device can conveniently open first dog through being provided with first draw-in groove, second fixture block and fastening screw, dismantles the thimble board to can increase the change efficiency to the thimble main part.

1. The device is through being provided with first spring, second connecting block and second spring, the produced power absorption in the twinkling of an eye can be with the hydraulic stem through the produced elastic force effect of second spring, and subsequent impact force enables the spherical fixture block of the second connecting block left and right sides from the inside roll-off of spherical draw-in groove, makes the second connecting block upwards slide gradually, can slowly release the power that the second spring absorbed and go out through the elastic force effect of first spring, avoid the damage of thimble main part, make the thimble main part release the finished product from the mould is inside.

2. The device can dismantle the fastening screw through being provided with first draw-in groove, second fixture block and fastening screw when the thimble damages the back, then takes out the second fixture block from the inside of first draw-in groove to can take out first dog, can take out thimble main part from the inside of thimble seat afterwards, change the thimble main part on thimble board top, thereby can make thimble main part keep at best operating condition always.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a schematic sectional top view of the thimble seat of the present invention.

In the figure: 1. a thimble seat; 2. a thimble main body; 3. an ejector plate; 4. a first spring; 5. a first connection block; 6. a second connecting block; 7. a second spring; 8. a first connecting plate; 9. a hydraulic lever; 10. a first card cavity; 11. a spring plate; 12. a first clamping block; 13. a spherical fixture block; 14. a spherical clamping groove; 15. a first card slot; 16. a second fixture block; 17. fastening screws; 18. a first stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: the mold ejection device with excellent buffering effect comprises an ejector pin seat 1, an ejector pin main body 2, an ejector pin plate 3 and a first connecting block 5, wherein the ejector pin main body 2 penetrates through the top end of the ejector pin seat 1, a through hole is formed in the top end of the ejector pin seat 1, the diameter of the inner wall of the through hole is the same as the diameter of the surface of the thimble main body 2, the same diameter of the inner wall can reduce the shaking generated by the thimble main body 2 when the thimble main body 2 moves in the through hole, the bottom end of the thimble main body 2 is connected with a thimble plate 3, the bottom end of the thimble plate 3 is connected with a first spring 4, one end of the first spring 4 is connected with the surface of the thimble plate 3, the other end of the ejector pin plate 3 is connected with the surface of the second connecting block 6, the ejector pin plate 3, the first spring 4 and the second connecting block 6 form an elastic structure, the force absorbed by the second spring 7 can be transmitted to the ejector plate 3 through the first spring 4 by constituting an elastic structure.

And the bottom of first spring 4 is connected with second connecting block 6, first card chamber 10 has been seted up to the inside of second connecting block 6, and the inside of first card chamber 10 is inserted and is equipped with first fixture block 12, one side butt that first fixture block 12 is close to second connecting block 6 has spring leaf 11, one side that second connecting block 6 was kept away from to first fixture block 12 is connected with spherical fixture block 13, and the surface butt of spherical fixture block 13 has spherical draw-in groove 14, the bottom of second connecting block 6 is connected with second spring 7, the surface at first connecting plate 8 is connected to the one end of second spring 7, and the surface at second connecting block 6 is connected to the other end of second spring 7, second connecting block 6, elastic construction is constituteed to second spring 7 and first connecting plate 8, through constituteing elastic construction, enable second spring 7 to absorb the power that first connecting plate 8 received instantaneously.

And the bottom of second spring 7 is connected with first connecting plate 8, the bottom of first connecting plate 8 is connected with hydraulic stem 9, first draw-in groove 15 has been seted up to the bottom inside of thimble seat 1, the inside butt joint of first draw-in groove 15 has second fixture block 16, the surface shape size of second fixture block 16 is the same with the inside shape size of first draw-in groove 15, and second fixture block 16 and the inside of first draw-in groove 15 have all seted up the perforation, perforated inside and fastening screw 17's surface all are provided with the screw thread, fastening screw 17 and second fixture block 16 constitute the screw thread formula structure, through constituting the screw thread formula structure, can fix second fixture block 16 and first draw-in groove 15.

And the right side of second fixture block 16 is connected with first dog 18, fastening screw 17 has run through inside the bottom of thimble seat 1, the inner wall of thimble seat 1 is connected with first connecting block 5, the inner wall of first connecting block 5 is seted up flutedly, and the inner wall shape size of recess is the same with the surface shape size of spherical fixture block 13, spherical fixture block 13 is inserted and is established the inside of recess, first connecting block 5 and spherical fixture block 13 constitute the slidingtype structure, can make second connecting block 6 reciprocate at the inner wall of first connecting block 5 through constituteing the slidingtype structure.

The working principle is as follows: the device is powered by an external power supply, when a finished product is pushed out of the interior of the die, the hydraulic rod 9 can generate thrust firstly, the thrust generated by the hydraulic rod 9 can absorb the force generated by the hydraulic rod 9 instantly through the elastic action generated by the second spring 7, the spherical clamping blocks 13 on the left side and the right side of the second connecting block 6 can slide out of the spherical clamping grooves 14 through subsequent impact force, the second connecting block 6 can slide upwards gradually, the force absorbed by the second spring 7 can be released slowly through the elastic action of the first spring 4, the damage to the thimble main body 2 is avoided, the finished product is pushed out of the interior of the die by the thimble main body 2, and meanwhile, after the finished product is taken out, the spherical clamping blocks 13 can be clamped with the spherical clamping grooves 14 continuously through the elastic actions of the first spring 4 and the second spring 7 because the hydraulic rod 9 does not provide thrust any more.

After the thimble is damaged, the fastening screw 17 can be detached, and then the second clamping block 16 is taken out from the inside of the first clamping groove 15, so that the first stop block 18 can be taken out, and then the thimble body 2 can be taken out from the inside of the thimble seat 1, and the thimble body 2 at the top end of the thimble plate 3 is replaced, so that the thimble body 2 can be always kept in the best working state, and after the thimble body 2 is replaced, the thimble plate 3 can be installed in place according to the steps.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.