CN215512440U

CN215512440U - Mould with ejection structure

Info

Publication number: CN215512440U
Application number: CN202121383091.3U
Authority: CN
Inventors: 王文凤
Original assignee: Ningbo Enzheng Precision Machinery Co ltd
Current assignee: Ningbo Enzheng Precision Machinery Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-14
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a die with an ejection structure, which comprises an upper die holder and a lower die holder, wherein the upper die holder is aligned with the lower die holder, a fixing plate is fixedly arranged in the middle of the lower die holder, a plurality of through holes are formed in the middle of the fixing plate at equal intervals, a transverse plate is fixedly arranged at the bottom of the lower die holder, a plurality of ejector pins are fixedly arranged at the top end of the transverse plate at equal intervals, the ejector pins are embedded and connected with the corresponding through holes, limiting springs are fixedly arranged on two sides of the bottom end of the transverse plate, and the two limiting springs are fixedly connected with two sides of the bottom end of the lower die holder; the servo motor rotates to drive the positive and negative screw rods to rotate, the positive and negative screw rods rotate to drive the two sliding blocks to close and separate, the sliding blocks move to drive the supporting rods to rotate, the supporting rods rotate to drive the transverse plate to lift, the transverse plate lifts to drive the ejector pins to lift, and the ejector pins lift to push an object formed by the lower die holder out of the lower die holder, so that the object can be conveniently demoulded.

Description

Mould with ejection structure

Technical Field

The utility model relates to a mold, in particular to a mold with an ejection structure, and belongs to the technical field of molds.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

The existing mold has no ejection structure in the production process, the processed and molded object needs to be manually taken out of the mold, the efficiency is low, and therefore the efficiency of processing the object needs to be improved, and the mold with the ejection structure needs to be designed.

Disclosure of Invention

The utility model aims to provide a mold with an ejection structure, and aims to solve the problems that the conventional mold in the background art does not have an ejection structure in the production process, and the efficiency is low because a processed and molded object needs to be manually taken out of the mold, so that the object processing efficiency is low.

In order to achieve the purpose, the utility model provides the following technical scheme: the die comprises an upper die base and a lower die base, wherein the upper die base is aligned with the lower die base, a fixing plate is fixedly arranged in the middle of the lower die base, a plurality of through holes are formed in the middle of the fixing plate at equal intervals, a transverse plate is fixedly arranged at the bottom of the lower die base, a plurality of ejector pins are fixedly arranged at the top end of the transverse plate at equal intervals and are embedded and connected with corresponding through holes, limiting springs are fixedly arranged on two sides of the bottom end of the transverse plate and are fixedly connected with two sides of the bottom end of the lower die base, a sliding groove is formed in the bottom end of the lower die base, two sliding blocks are slidably connected inside the sliding groove, the top ends of the two sliding blocks are rotatably connected with supporting rods, the top ends of the two supporting rods are rotatably connected with the middle of the bottom end of the transverse plate, forward and reverse lead screws are rotatably connected with the groove walls on two sides of the sliding groove, and the two ends of the forward and reverse lead screws are in threaded connection with the middle parts of the corresponding sliding blocks, the avris fixed mounting of die holder has the equipment box, the inside fixed mounting of equipment box has servo motor, servo motor's output shaft and the one end fixed connection of positive and negative lead screw.

According to a preferable technical scheme of the utility model, four corners of the top end of the lower die holder are fixedly provided with limiting sleeves, limiting sleeve columns are sleeved and connected inside the four limiting sleeves, and the top ends of the four limiting sleeve columns are fixedly connected with the four corners of the bottom end of the upper die holder.

As a preferred technical scheme, an annular cooling groove is formed in the lower die base, one end of the annular cooling groove is connected with an external water pump, and the other end of the annular cooling groove is connected with an external water tank.

According to a preferable technical scheme of the utility model, the two sides of the bottom end of the upper die base are fixedly provided with the suction nozzles, the interior of the upper die base is provided with a cavity, the interior of the cavity is fixedly provided with the air pump, and the air outlet end of the air pump is communicated with the two suction nozzles.

As a preferred technical scheme of the utility model, a plurality of air holes are formed in the top end of the cavity at equal intervals, and dust screens are fixedly arranged in the air holes.

As a preferred technical scheme of the utility model, a controller is fixedly installed on one side of the lower die base, and the servo motor and the air pump are electrically connected with an external power supply through the controller.

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

1. according to the die with the ejection structure, the positive and negative screw rods are driven to rotate through the rotation of the servo motor, the two sliding blocks are driven to close and separate through the rotation of the positive and negative screw rods, the supporting rod is driven to rotate through the movement of the sliding blocks, the transverse plate is driven to lift through the rotation of the supporting rod, the ejector pins are driven to lift through the lifting of the transverse plate, an object formed by the lower die base can be conveniently pushed out of the lower die base through the lifting of the ejector pins, and the object can be conveniently demoulded.

2. According to the die with the ejection structure, the air pump arranged in the cavity is connected with the suction nozzle, the suction nozzle and the object are adsorbed by air exhausted by the air pump in the demolding process, and the phenomenon that the processing efficiency is influenced by the adhesion of the object on the lower die base is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the lower die holder of the present invention;

FIG. 3 is a schematic top view of the lower die base of the present invention;

fig. 4 is a schematic view of the internal structure of the upper die base according to the present invention.

In the figure: 1. an upper die holder; 2. a lower die holder; 3. a limiting sleeve; 4. a limiting sleeve column; 5. an equipment box; 6. an annular cooling trough; 7. a through hole; 8. a thimble; 9. a fixing plate; 10. a transverse plate; 11. a limiting spring; 12. a support bar; 13. a slider; 14. a chute; 15. a positive and negative screw rod; 16. a servo motor; 17. a cavity; 18. an air pump; 19. air holes; 20. a dust screen; 21. a suction nozzle.

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, the present invention provides a mold with an ejection structure, which comprises:

according to the drawings of fig. 1-4, the die comprises an upper die holder 1 and a lower die holder 2, the upper die holder 1 is aligned with the lower die holder 2, a fixing plate 9 is fixedly arranged in the middle of the lower die holder 2, a plurality of through holes 7 are equidistantly arranged in the middle of the fixing plate 9, a transverse plate 10 is fixedly arranged at the bottom of the lower die holder 2, a plurality of ejector pins 8 are equidistantly and fixedly arranged at the top end of the transverse plate 10, the ejector pins 8 are embedded and connected with the corresponding through holes 7, limiting springs 11 are fixedly arranged at both sides of the bottom end of the transverse plate 10, two limiting springs 11 are fixedly connected with both sides of the bottom end of the lower die holder 2, a chute 14 is arranged at the bottom end of the lower die holder 2, two sliders 13 are slidably connected inside the two chutes 14, supporting rods 12 are rotatably connected at the top ends of the two sliders 13, the top ends of the two supporting rods 12 are rotatably connected with the middle of the bottom end of the transverse plate 10, and the chute walls at both sides of the chute 14 are rotatably connected with positive and negative screws 15, both ends of positive and negative lead screw 15 and the middle part threaded connection that corresponds slider 13, the avris fixed mounting of die holder 2 has equipment box 5, the inside fixed mounting of equipment box 5 has servo motor 16, servo motor 16's output shaft and the one end fixed connection of positive and negative lead screw 15, the rotation through servo motor 16 drives the rotation of positive and negative lead screw 15, the rotation through positive and negative lead screw 15 drives the closure and the separation of two sliders 13, the removal through slider 13 drives the rotation of bracing piece 12, the rotation through bracing piece 12 drives the lift of diaphragm 10, the lift through diaphragm 10 drives the lift of thimble 8, be convenient for release die holder 2 with the fashioned article of die holder 2 through the lift of thimble 8, make things convenient for the drawing of patterns of article.

According to fig. 1 and 2, the equal fixed mounting in four edges on lower bolster 2 top has spacing sleeve 3, four inside of spacing sleeve 3 all overlap to establish and be connected with spacing sleeve post 4, four top of spacing sleeve post 4 and four edges fixed connection of upper die base 1 bottom, annular cooling tank 6 has been seted up to the inside of lower bolster 2, the one end and the external water pump of annular cooling tank 6 are connected, the other end and the external basin of annular cooling tank 6 are connected, one side fixed mounting of lower bolster 2 has the controller, servo motor 16 and air pump 18 all pass through controller and external power supply electric connection, let in the coolant liquid through the annular cooling tank 6 who sets up, the shaping of the inside article of lower bolster 2 with higher speed.

According to fig. 1 and 4, suction nozzles 21 are fixedly mounted on two sides of the bottom end of the upper die base 1, a cavity 17 is formed in the upper die base 1, an air pump 18 is fixedly mounted in the cavity 17, an air outlet end of the air pump 18 is communicated with the two suction nozzles 21, the air pump 18 is connected with the suction nozzles 21, the air pump is convenient to adsorb objects, a plurality of air holes 19 are formed in the top end of the cavity 17 at equal intervals, a dust screen 20 is fixedly mounted in the air holes 19, a controller is fixedly mounted on one side of the lower die base 2, and the servo motor 16 and the air pump 18 are electrically connected with an external power supply through the controller.

When the mold with the ejection structure is used specifically, when a processed object needs to be ejected out of the lower mold base 2, the servo motor 16 is firstly opened manually, the rotation of the servo motor 16 drives the positive and negative screw rods 15 to rotate, the rotation of the positive and negative screw rods 15 drives the two slide blocks 13 to close and separate, the movement of the slide blocks 13 drives the support rod 12 to rotate, the rotation of the support rod 12 drives the transverse plate 10 to lift, the lifting of the ejector pin 8 is driven by the lifting of the transverse plate 10, the material is ejected out through the ejector pin 8, the air pump 18 is opened at the same time, the air pump 18 is communicated with the suction nozzle 21, and the material is adsorbed through the suction nozzle 21, so that the separation of the object and the lower mold base 2 is effectively ensured, and the bonding of the material and the lower mold base 2 is avoided.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The die with the ejection structure comprises an upper die base (1) and a lower die base (2), and is characterized in that the upper die base (1) is aligned with the lower die base (2), a fixing plate (9) is fixedly arranged at the middle part of the lower die base (2), a plurality of through holes (7) are formed in the middle of the fixing plate (9) at equal intervals, a transverse plate (10) is fixedly arranged at the bottom of the lower die base (2), a plurality of ejector pins (8) are fixedly arranged at the top end of the transverse plate (10) at equal intervals, the ejector pins (8) are connected with the corresponding through holes (7) in an embedding manner, limiting springs (11) are fixedly arranged on two sides of the bottom end of the transverse plate (10), the limiting springs (11) are fixedly connected with two sides of the bottom end of the lower die base (2), a sliding groove (14) is formed in the bottom end of the lower die base (2), and two sliding blocks (13) are connected with the sliding groove (14) in a sliding manner, two the top of slider (13) is rotated and is connected with bracing piece (12), two the top of bracing piece (12) is rotated with the middle part of diaphragm (10) bottom and is connected, the both sides cell wall of spout (14) is rotated and is connected with positive and negative lead screw (15), the both ends of positive and negative lead screw (15) and correspond slider (13) middle part threaded connection, the avris fixed mounting of die holder (2) has equipment box (5), the inside fixed mounting of equipment box (5) has servo motor (16), the output shaft of servo motor (16) and the one end fixed connection of positive and negative lead screw (15).

2. The mold with the ejection structure according to claim 1, wherein: four equal fixed mounting in edge on die holder (2) top has spacing sleeve (3), four the inside of spacing sleeve (3) is all overlapped and is established and be connected with spacing sleeve post (4), four the top of spacing sleeve post (4) and four edge fixed connection in upper die base (1) bottom.

3. The mold with the ejection structure according to claim 1, wherein: an annular cooling groove (6) is formed in the lower die base (2), one end of the annular cooling groove (6) is connected with an external water pump, and the other end of the annular cooling groove (6) is connected with an external water tank.

4. The mold with the ejection structure according to claim 1, wherein: the improved die comprises an upper die base (1), and is characterized in that suction nozzles (21) are fixedly mounted on two sides of the bottom end of the upper die base (1), a cavity (17) is formed in the upper die base (1), an air pump (18) is fixedly mounted in the cavity (17), and an air outlet end of the air pump (18) is communicated with the two suction nozzles (21).

5. The mold with the ejection structure according to claim 4, wherein: a plurality of gas pockets (19) have been seted up to the top equidistance of cavity (17), and are a plurality of the equal fixed mounting in inside of gas pocket (19) has dust screen (20).

6. The mold with the ejection structure according to claim 1, wherein: a controller is fixedly installed on one side of the lower die holder (2), and the servo motor (16) and the air pump (18) are electrically connected with an external power supply through the controller.