CN214872037U

CN214872037U - Plastic mold with quick ejection material taking structure

Info

Publication number: CN214872037U
Application number: CN202120046810.6U
Authority: CN
Inventors: 刘汉雄
Original assignee: Suzhou Xingsida Mould Co ltd
Current assignee: Suzhou Xingsida Mould Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-11-26
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a plastic mold with quick ejection material taking structure, which comprises an upper mold and a lower mold, wherein an injection molding opening is formed in the upper surface of the upper mold, the lower mold comprises a mold body and a bottom plate, the bottom plate is slidably mounted in the mold body, an ejection cavity is formed in the mold body, a groove is formed in the inner top surface of the ejection cavity, a threaded rod is rotatably mounted in the groove, and one end of the threaded rod penetrates through the inner wall surface of the groove and is fixedly connected with the end part of an output shaft of a speed reducing motor; through setting up the knockout pin, start gear motor, drive the threaded rod and rotate, the nut moves left on the threaded rod, drives wedge one and moves left, makes two drive knockout pins upward movement of wedge in the time of wedge one motion, upwards promotes the bottom plate to can carry out quick drawing of patterns to the inside plastic products of die body, avoid artifical drawing of patterns to cause the damage to plastic products, improve work efficiency, reduce the cost of labor.

Description

Plastic mold with quick ejection material taking structure

Technical Field

The utility model belongs to the technical field of plastic mold, concretely relates to possesses quick ejecting plastic mold who gets material structure.

Background

Recently, with the development of the plastic industry, the application range of plastic products is expanding, and the proportion of plastic products is also increasing rapidly, and the plastic mold is a combined type plastic mold for extrusion molding, injection molding, compression molding, blow molding and low-foaming molding.

The plastic mold in the prior art mostly needs to realize the drawing of patterns by manpower, and at the in-process of drawing of patterns, can't grasp power accurately, not only can cause the damage to the plastic product, and efficiency is not high moreover, can not satisfy the demand of bulk production, has increased the cost of labor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a possess quick ejecting plastic mold who gets material structure to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic mold with a rapid ejection material taking structure comprises an upper mold and a lower mold, wherein an injection molding opening is formed in the upper surface of the upper mold, the lower mold comprises a mold body and a bottom plate, the bottom plate is slidably mounted inside the mold body, an ejection cavity is formed inside the mold body, a groove is formed in the inner top surface of the ejection cavity, a threaded rod is rotatably mounted inside the groove, a speed reducing motor is fixedly mounted on the side surface of the mold body, one end of the threaded rod penetrates through the inner wall surface of the groove and is fixedly connected with the end part of an output shaft of the speed reducing motor, a nut is in threaded connection with the threaded rod and is slidably mounted in a first sliding groove formed in the inner wall of the groove through a first sliding block of the upper surface mounting, a fixing plate is fixedly connected to the lower surface of the nut, a connecting rod is fixedly connected to one side of the fixing plate, a first wedge block is fixedly connected to one end of the connecting rod, the lower surface of the bottom plate is fixedly connected with an ejector rod, the bottom of the ejector rod is fixedly connected with a wedge block II, and the wedge block I is in contact with the wedge block II.

Adopt above-mentioned scheme, through setting up the knockout rod, start gear motor, drive the threaded rod and rotate, the nut moves left on the threaded rod, drives wedge one and moves left, makes two drive knockout rods upward movements of wedge when wedge one moves, upwards promotes the bottom plate to can carry out quick drawing of patterns to the inside plastic products of die body, avoid artifical drawing of patterns to cause the damage to plastic products, improve work efficiency, reduce the cost of labor.

In the above scheme, it should be noted that the speed reduction motor is electrically connected to the external power supply.

As a preferred embodiment, the bottom of the first wedge-shaped block is fixedly connected with a fixed rod, the inner bottom surface of the ejection cavity is provided with a second sliding groove, the inside of the second sliding groove is slidably connected with a first sliding block, and the bottom of the fixed rod is fixedly connected with the upper surface of the first sliding block.

By adopting the scheme, the first wedge block drives the sliding block on the fixed rod to slide leftwards in the sliding groove by arranging the fixed rod, so that the first wedge block is supported, and the first wedge block can stably move.

As a preferred embodiment, the side fixedly connected with slide bar one of wedge two, the interior top surface fixedly connected with slide bar two in ejecting chamber, slidable mounting has the sliding sleeve on the slide bar two, the one end of slide bar one and the side fixed connection of sliding sleeve, the spring one has been cup jointed on the slide bar two, the one end of spring one and the interior top surface fixed connection in ejecting chamber, the other end of spring one is connected with the last fixed surface of sliding sleeve.

Adopt above-mentioned scheme, through setting up slide bar one and slide bar two, two upward movements of wedge, the slide bar drives the sliding sleeve and is being moved at slide bar two upward movements, carries out the position to wedge two and prescribes a limit to, avoids wedge two to take place the skew, makes wedge two and wedge one can the abundant contact, and through being equipped with spring one, the elasticity that utilizes spring one cushions simultaneously, avoids violent extrusion to cause the damage to the plastics product, has improved this plastic mold's security.

As a preferred embodiment, the side surface of the fixing rod is fixedly connected with a first guide rod, the inner wall surface of the ejection cavity is fixedly connected with a fixing sleeve, one end of the first guide rod is fixedly connected with a limiting block, and the limiting block is slidably mounted in the fixing sleeve.

Adopt above-mentioned scheme, through setting up guide bar one and fixed cover, the wedge drives guide bar one and slides in the inside of fixed cover, carries out the position to wedge one and prescribes a limit to, has further increased the stability of wedge one, is equipped with the stopper simultaneously, avoids guide bar one from the inside landing of fixed cover, has improved the stability of this plastic mold.

As a preferred embodiment, the lower surface of the upper die is fixedly connected with a plurality of positioning rods, the upper surface of the die body is provided with a plurality of positioning holes matched with the positioning rods, one ends of the positioning rods are inserted into the positioning holes, and the side surface of the die body is provided with a plurality of fixing structures.

Adopt above-mentioned scheme, through setting up the locating lever, the locating lever is pegged graft in the inside of locating hole, carries out the position to last mould and prescribes a limit to, avoids last mould from the die body landing, has improved this plastic mold's stability.

As a preferred embodiment, the fixing structure comprises a U-shaped frame, a second guide rod and a second spring, the U-shaped frame is fixedly connected with the side face of the die body, the second guide rod is slidably mounted on the U-shaped frame, a through hole is formed in the positioning rod, the second spring is sleeved on the second guide rod, one end of the second spring is fixedly connected with the second guide rod, the other end of the second spring is fixedly connected with the side face of the U-shaped frame, and one end of the second guide rod penetrates through the side face of the die body, extends into the positioning hole and is inserted into the through hole.

Adopt above-mentioned scheme, through setting up guide bar two, pulling guide bar two stretches spring two, pegs graft the locating lever in the inside of locating hole, unclamps guide bar two, utilizes the elasticity of spring two to make guide bar two peg graft the inside of through-hole to fix last mould, avoid ejecting from the die body with last mould at the in-process of moulding plastics, improved this injection mold's security.

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

according to the plastic mold with the rapid ejection and material taking structure, the ejection rod is arranged, the speed reduction motor is started to drive the threaded rod to rotate, the nut moves leftwards on the threaded rod to drive the wedge block I to move leftwards, the wedge block II drives the ejection rod to move upwards while the wedge block I moves, and the bottom plate is pushed upwards, so that rapid demolding can be performed on a plastic product in a mold body, the plastic product is prevented from being damaged due to manual demolding, the working efficiency is improved, and the labor cost is reduced;

this possesses quick ejecting plastic mold who gets material structure, through setting up slide bar one and slide bar two, two upward movements of wedge, slide bar one-drive sliding sleeve is at two upward movements of slide bar, carry out the position to wedge two and inject, avoid wedge two to take place the skew, make wedge two and wedge one can the abundant contact, simultaneously through being equipped with spring one, utilize the elasticity of spring one to cushion, avoid violent extrusion to cause the damage to the plastics product, the security that has improved this plastic mold.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a right side view of the present invention;

fig. 3 is a schematic structural diagram of the present invention a.

In the figure: 1. an upper die; 2. a lower die; 3. a reduction motor; 4. an injection molding port; 5. a mold body; 6. a base plate; 7. a threaded rod; 8. a nut; 9. a fixing plate; 10. a connecting rod; 11. ejecting the rod; 12. a first wedge block; 13. a second wedge block; 14. a first sliding rod; 15. a sliding sleeve; 16. a second sliding rod; 17. a first spring; 18. a first guide rod; 19. fixing a sleeve; 20. positioning a rod; 21. a U-shaped frame; 22. a second guide rod; 23. a second spring; 24. and (5) fixing the rod.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-3, the utility model provides a plastic mold with quick ejecting material structure of getting, including last mould 1 and bed die 2, its characterized in that: an injection molding opening 4 is formed in the upper surface of an upper mold 1, a lower mold 2 comprises a mold body 5 and a bottom plate 6, the bottom plate 6 is slidably mounted inside the mold body 5, an ejection cavity is formed inside the mold body 5, a groove is formed in the inner top surface of the ejection cavity, a threaded rod 7 is rotatably mounted inside the groove, a speed reduction motor 3 is fixedly mounted on the side surface of the mold body 5, one end of the threaded rod 7 penetrates through the inner wall surface of the groove and is fixedly connected with the end part of an output shaft of the speed reduction motor 3, a nut 8 is in threaded connection with the threaded rod 7, the nut 8 is slidably mounted in a first sliding groove formed in the inner wall of the groove through a first sliding block which is mounted on the upper surface, a fixing plate 9 is fixedly connected to the lower surface of the nut 8, a connecting rod 10 is fixedly connected to one side of the fixing plate 9, a first wedge block 12 is fixedly connected to one end of the connecting rod 10, an ejection rod 11 is fixedly connected to the lower surface of the bottom plate 6, and a second wedge block 13 is fixedly connected to the bottom of the ejection rod 11, the first wedge block 12 is in contact with the second wedge block 13; through setting up ejector rod 11, start gear motor 3, drive threaded rod 7 and rotate, nut 8 moves left on threaded rod 7, drives wedge 12 and moves left, makes two 13 drive ejector rod 11 upsides of wedge when wedge 12 moves, upwards promotes bottom plate 6 to can carry out the fast demoulding to the inside plastic products in die cavity 3, avoid artifical drawing of patterns to cause the damage to plastic products, improve work efficiency, reduce the cost of labor.

In the utility model, the bottom of the wedge block I12 is fixedly connected with a fixed rod 24, the inner bottom surface of the ejection cavity is provided with a sliding groove II, the inner part of the sliding groove II is connected with a sliding block I in a sliding way, and the bottom of the fixed rod 24 is fixedly connected with the upper surface of the sliding block I; through setting up dead lever 24, the slider on the wedge 12 drive dead lever 24 slides left in the spout inside, supports wedge 12 to can make wedge 12 can steadily remove.

In the utility model, a first sliding rod 14 is fixedly connected to the side surface of a second wedge-shaped block 13, a second sliding rod 16 is fixedly connected to the inner top surface of the ejection cavity, a sliding sleeve 15 is slidably mounted on the second sliding rod 16, one end of the first sliding rod 14 is fixedly connected with the side surface of the sliding sleeve 15, a first spring 17 is sleeved on the second sliding rod 16, one end of the first spring 17 is fixedly connected with the inner top surface of the ejection cavity, and the other end of the first spring 17 is fixedly connected with the upper surface of the sliding sleeve 15; through setting up slide bar one 14 and slide bar two 16, two 13 upward movements of wedge, slide bar one 14 drives sliding sleeve 15 at two 16 upward movements of slide bar, carry out the position to two 13 of wedge and inject, avoid two 13 skews of wedge to take place, make two 13 of wedge and first 12 of wedge can the abundant contact, simultaneously through being equipped with spring one 17, utilize the elasticity of spring one 17 to cushion, avoid violent extrusion to cause the damage to the plastics product, the security that has improved this plastics mould.

In the utility model, the side surface of the fixed rod 24 is fixedly connected with a first guide rod 18, the inner wall surface of the ejection cavity is fixedly connected with a fixed sleeve 19, one end of the first guide rod 18 is fixedly connected with a limiting block, and the limiting block is slidably arranged in the fixed sleeve 19; through setting up guide bar 18 and fixed cover 19, wedge 12 drives guide bar 18 and slides in the inside of fixed cover 19, carries out the position to wedge 12 and prescribes a limit to, has further increased the stability of wedge 12, is equipped with the stopper simultaneously, avoids guide bar 18 from the inside landing of fixed cover 19, has improved the stability of this plastic mold.

In the utility model, the lower surface of the upper die 1 is fixedly connected with a plurality of positioning rods 20, the upper surface of the die body 5 is provided with a plurality of positioning holes matched with the positioning rods 20, one end of each positioning rod 20 is inserted inside the corresponding positioning hole, and the side surface of the die body 5 is provided with a plurality of fixing structures; through setting up locating lever 20, locating lever 20 pegs graft in the inside of locating hole, carries out the position to last mould 1 and prescribes a limit to, avoids last mould 1 from 5 landing of die body, has improved this plastic mold's stability.

In the utility model, the fixing structure comprises a U-shaped frame 21, a second guide rod 22 and a second spring 23, the U-shaped frame 21 is fixedly connected with the side surface of the die body 5, the second guide rod 22 is slidably mounted on the U-shaped frame 21, a through hole is formed in the positioning rod 20, the second spring 23 is sleeved on the second guide rod 22, one end of the second spring 23 is fixedly connected with the second guide rod 22, the other end of the second spring 23 is fixedly connected with the side surface of the U-shaped frame 21, and one end of the second guide rod 22 passes through the side surface of the die body 5, extends into the positioning hole and is inserted into the through hole; through setting up guide bar two 22, pulling guide bar two 22, stretch spring two 23, peg graft the inside at the inside of locating hole with locating lever 20, loosen guide bar two 22, utilize the elasticity of spring two 23 to make guide bar two 22 peg graft the inside of through-hole to fix last mould 1, avoid ejecting from die body 5 with last mould 1 at the in-process of moulding plastics, improved this injection mold's security.

In conclusion, when the plastic mold with the rapid ejection and material taking structure is used, the second guide rod 22 is pulled to stretch the second spring 23, the positioning rod 20 is inserted into the positioning hole, the second guide rod 22 is loosened, the second guide rod 22 is inserted into the through hole by utilizing the elastic force of the second spring 23, so that the upper mold 1 is fixed, the upper mold 1 is prevented from being ejected out of the mold body 5 in the injection molding process, the safety of the injection mold is improved, the plastic solution is injected into the molding cavity through the injection port 4, after molding, the speed reducing motor 3 is started to drive the threaded rod 7 to rotate, the nut 8 moves leftwards on the threaded rod 7 to drive the first wedge block 12 to move leftwards, the second wedge block 13 drives the ejection rod 11 to move upwards while the first wedge block 12 moves, the bottom plate 6 is pushed upwards, and accordingly, rapid demolding can be performed on a plastic product in the mold body, the damage to a plastic product caused by manual demoulding is avoided, the working efficiency is improved, the labor cost is reduced, the first wedge block 12 drives the sliding block on the fixing rod 24 to slide leftwards in the sliding groove, the first guide rod 18 is driven to slide in the fixing sleeve 19, the first wedge block 12 is limited in position by the first guide rod 18, the stability of the first wedge block 12 is further improved, the first guide rod 18 can be prevented from sliding off the fixing sleeve 19 by the limiting block, the stability of the plastic mould is improved, the first wedge block 12 is supported by the fixing rod 24, so that the first wedge block 12 can be stably moved, the second wedge block 13 moves upwards, the first slide rod 14 drives the sliding sleeve 15 to move upwards on the second slide rod 16, the position limitation is carried out on the second wedge block 13, the second wedge block 13 is prevented from deviating, the second wedge block 13 can be fully contacted with the first wedge block 12, and meanwhile, the first spring 17 is arranged, the elastic force of the first spring 17 is utilized for buffering, so that the plastic product is prevented from being damaged by violent extrusion, and the safety of the plastic mold is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a possesses quick ejecting plastic mold who gets material structure, includes mould (1) and bed die (2), its characterized in that: an injection molding opening (4) is formed in the upper surface of the upper mold (1), the lower mold (2) comprises a mold body (5) and a bottom plate (6), the bottom plate (6) is slidably mounted inside the mold body (5), an ejection cavity is formed inside the mold body (5), a groove is formed in the inner top surface of the ejection cavity, a threaded rod (7) is rotatably mounted inside the groove, a speed reducing motor (3) is fixedly mounted on the side surface of the mold body (5), one end of the threaded rod (7) penetrates through the inner wall surface of the groove and is fixedly connected with the end part of an output shaft of the speed reducing motor (3), a nut (8) is in threaded connection with the threaded rod (7), the nut (8) is slidably mounted in a first sliding groove formed in the inner wall of the groove through a first slide block mounted on the upper surface, a fixing plate (9) is fixedly connected to the lower surface of the nut (8), and a connecting rod (10) is fixedly connected to one side of the fixing plate (9), the one end fixedly connected with wedge (12) of connecting rod (10), the lower fixed surface of bottom plate (6) is connected with knock-out pole (11), the bottom fixedly connected with wedge two (13) of knock-out pole (11), wedge (12) and wedge two (13) contact.

2. The plastic mold with the rapid ejecting and taking structure as claimed in claim 1, wherein: the bottom fixedly connected with dead lever (24) of wedge (12) one, spout two has been seted up to the interior bottom surface in ejecting chamber, the inside sliding connection of spout two has slider one, the bottom of dead lever (24) and the upper surface fixed connection of slider one.

3. The plastic mold with the rapid ejecting and taking structure as claimed in claim 1, wherein: the side fixedly connected with slide bar (14) of wedge two (13), the interior top surface fixedly connected with slide bar two (16) in ejecting chamber, slidable mounting has sliding sleeve (15) on slide bar two (16), the one end of slide bar (14) and the side fixed connection of sliding sleeve (15), spring one (17) has been cup jointed on slide bar two (16), the one end of spring one (17) and the interior top surface fixed connection in ejecting chamber, the other end of spring one (17) and the last fixed surface of sliding sleeve (15) are connected.

4. The plastic mold with the rapid ejecting and taking structure as claimed in claim 2, wherein: the side fixedly connected with guide bar (18) of dead lever (24), the internal face fixedly connected with fixed cover (19) in ejecting chamber, the one end fixedly connected with stopper of guide bar (18), stopper slidable mounting is in the inside of fixed cover (19).

5. The plastic mold with the rapid ejecting and taking structure as claimed in claim 1, wherein: the lower surface of the upper die (1) is fixedly connected with a plurality of positioning rods (20), the upper surface of the die body (5) is provided with a plurality of positioning holes matched with the positioning rods (20), one ends of the positioning rods (20) are inserted into the positioning holes, and a plurality of fixing structures are arranged on the side surface of the die body (5).

6. The plastic mold with the rapid ejecting and taking structure as claimed in claim 5, wherein: the fixing structure comprises a U-shaped frame (21), a second guide rod (22) and a second spring (23), the U-shaped frame (21) is fixedly connected with the side face of the die body (5), the second guide rod (22) is slidably mounted on the U-shaped frame (21), a through hole is formed in the positioning rod (20), the second spring (23) is sleeved on the second guide rod (22), one end of the second spring (23) is fixedly connected with the second guide rod (22), the other end of the second spring (23) is fixedly connected with the side face of the U-shaped frame (21), and one end of the second guide rod (22) penetrates through the side face of the die body (5), extends to the inside of the positioning hole and is inserted into the through hole.