CN215039450U

CN215039450U - Mold with inclined ejection function

Info

Publication number: CN215039450U
Application number: CN202121450292.0U
Authority: CN
Inventors: 陈全宝; 杨锦湖
Original assignee: Xiamen Chenguangming Industry And Trade Co ltd
Current assignee: Xiamen Chenguangming Industry And Trade Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-07
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a mould with push up ejecting function to one side relates to mould technical field. The utility model discloses a box body has installed the die in the box body, and first ring channel has been seted up to the box body inner wall, and the die top is equipped with the first flanging that is located first ring channel, and the pulling subassembly has all been installed to four sides of box body, and the drive assembly who pushes up the subassembly to one side, be connected with pulling subassembly and oblique top subassembly has been installed to the box body bottom. The utility model discloses a set up the drive assembly that pulling subassembly and oblique top subassembly are connected, be convenient for drive the deformation in the middle part of four sides of pulling subassembly pulling die simultaneously through drive assembly, make and form a ventilative channel between die inner wall and the model, be convenient for make the circulation of air between die inner wall and the model inner wall, reduce the intensity that produces the negative pressure, first bevel gear in the drive oblique top subassembly, screw thread push rod rotate, screw thread push rod promotes the model upward movement and is convenient for extrude the model fast.

Description

Mold with inclined ejection function

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a mould with push up ejecting function to one side.

Background

The die refers to various dies 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".

However, when the existing mold is used for demolding, air cannot circulate between the outer side of the mold and the inner wall of the female mold, so that strong negative pressure formed between the outer side of the mold and the inner wall of the female mold needs to be overcome during demolding, and the demolding speed is low and the demolding success rate is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould with push up ejecting function to one side, need overcome the stronger negative pressure that forms between the mould outside and the die inner wall when having solved current drawing of patterns, lead to drawing of patterns speed slower and the technical problem that the drawing of patterns success rate is low.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a die with an inclined ejection function comprises a box body, wherein a female die is arranged in the box body, a first annular groove is formed in the inner wall of the box body, a first flanging positioned in the first annular groove is arranged at the top end of the female die, pulling assemblies are arranged on four sides of the box body, and an inclined ejection assembly and a driving assembly connected with the pulling assemblies and the inclined ejection assembly are arranged at the bottom of the box body;

the pitched roof component comprises four pitched threaded holes formed in corners of the bottom end face of the box body, a first bevel gear meshed with the driving component and a threaded push rod in threaded fit in the pitched threaded holes, and the threaded push rod is in sliding fit in the first bevel gear.

Optionally, the driving assembly includes a cavity disposed at the bottom of the box, a motor disposed in the cavity, and a first external gear disposed at an output end of the motor and engaged with the first bevel gear.

Optionally, the pulling assembly includes four cross-shaped channels respectively formed in the inner walls of the four sides of the box body, a cross-shaped sliding plate slidably fitted in the cross-shaped channels, a stepped groove formed in the inner side of the female die, and threaded pull rods respectively screwed in the four sides of the box body, wherein the threaded pull rods penetrate through the cross-shaped sliding plate and extend into one end of the stepped groove to form second flanging edges, a transmission assembly is installed between the threaded pull rods and the driving assembly, and the first flanging edges are fixed to the upper end of the cross-shaped sliding plate.

Optionally, one side of the cross-shaped sliding plate is provided with a first through hole, the inner wall of the first through hole is provided with a second annular groove, and the periphery of the threaded pull rod is sleeved with a limiting ring which is in running fit with the second annular groove.

Optionally, the transmission assembly includes a rotating shaft rotatably fitted in the cross-shaped channel, a second external gear mounted at one end of the rotating shaft extending into the cavity and engaged with the first external gear, a second bevel gear slidably fitted around the periphery of the threaded pull rod, and a third bevel gear mounted at the upper end of the rotating shaft and engaged with the second bevel gear.

Optionally, the threaded push rod and the side portion of the threaded pull rod are provided with slideways along the axial lead direction, the first bevel gear is provided with a first hole corresponding to the threaded push rod, and the second bevel gear is provided with a second hole corresponding to the threaded pull rod.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment is through setting up the drive assembly that pulling subassembly and oblique top subassembly are connected, be convenient for drive the deformation in the middle part of four sides of pulling subassembly pulling die simultaneously through drive assembly, make and form a ventilative channel between die inner wall and the model, be convenient for make circulation of air between die inner wall and the model inner wall, reduce the intensity that produces the negative pressure, drive first bevel gear in the oblique top subassembly, the screw thread push rod rotates, the screw thread push rod promotes the model upward movement and is convenient for extrude the model fast, and the power that the extrusion model needs has been reduced, save the drawing of patterns cost, the probability that the model is extruded bad has been reduced, the drawing of patterns success rate has been improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the present application, 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 perspective view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of a lifter assembly according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 3.

Wherein the figures include the following reference numerals:

the device comprises a box body 1, a female die 2, a first annular groove 3, a first flanging 4, an inclined threaded hole 5, a first bevel gear 6, a threaded push rod 7, a cavity 8, a motor 9, a first external gear 10, a cross-shaped channel 11, a cross-shaped sliding plate 12, a stepped groove 13, a threaded pull rod 14, a first through hole 15, a second annular groove 16, a limiting ring 17, a rotating shaft 18, a second external gear 19, a second bevel gear 20, a third bevel gear 21 and a slide way 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-4, in the present embodiment, a mold with a slanted ejecting function is provided, which includes: the box comprises a box body 1, wherein a female die 2 is arranged in the box body 1, a first annular groove 3 is formed in the inner wall of the box body 1, a first flanging 4 positioned in the first annular groove 3 is arranged at the top end of the female die 2, pulling assemblies are arranged on four sides of the box body 1, and an inclined top assembly and a driving assembly connected with the pulling assemblies and the inclined top assembly are arranged at the bottom of the box body 1;

the pitched roof component comprises four tilted threaded holes 5 formed in corners of the bottom end face of the box body 1, a first bevel gear 6 meshed with the driving component, and a threaded push rod 7 in the tilted threaded holes 5 in a threaded fit mode, the threaded push rod 7 is in a sliding fit mode in the first bevel gear 6, and a dome is arranged at the top end of the threaded push rod 7, so that the probability of damaging a die by squeezing is reduced.

The female die 2 is made of deformable materials such as rubber and is applied to models such as plaster models and manufactured through variable dies.

The extension line of the upper end of the axial lead of the inclined threaded hole 5 is intersected with the axial lead of the female die 2, so that the thrust in the direction of the axial lead of the female die 2 is generated when the threaded push rod 7 pushes, and the demoulding efficiency is improved conveniently.

The application of one aspect of the embodiment is as follows: when the female die 2 needs to be demolded, the driving assembly is opened, the driving assembly drives the pulling assembly to pull the middle parts of four sides of the female die 2 to deform, a ventilation channel is formed between the inner wall of the female die 2 and a model, air circulation between the inner wall of the female die 2 and the inner wall of the model is convenient to realize, the strength of negative pressure is reduced, the driving assembly drives the first bevel gear 6, the thread push rod 7 rotates, the thread push rod 7 pushes the model to move upwards, the model is convenient to extrude fast, the force required by extruding the model is reduced, the demolding cost is saved, the probability that the model is damaged by extrusion is reduced, and the demolding success rate is improved. It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

Through setting up the drive assembly that pulling subassembly and oblique top subassembly are connected, be convenient for drive the middle part deformation in four sides of pulling subassembly pulling die 2 simultaneously through drive assembly, make and form a ventilative channel between 2 inner walls of die and the model, be convenient for make the circulation of air between 2 inner walls of die and the model inner wall, reduce the intensity that produces the negative pressure, drive first bevel gear 6 in the oblique top subassembly, screw push rod 7 rotates, screw push rod 7 promotes the model upward movement and is convenient for extrude the model fast, and the power that the extrusion model needs has been reduced, save the drawing of patterns cost, the probability that the model is extruded badly has been reduced, the drawing of patterns success rate has been improved.

The driving assembly of this embodiment includes a cavity 8 disposed at the bottom of the case 1, a motor 9 disposed in the cavity 8, and a first external gear 10 disposed at the output end of the motor 9 and engaged with the first bevel gear 6, and the motor 9 drives the first external gear 10 and the first bevel gear 6 to rotate.

The pulling assembly of this embodiment includes four cross-shaped channels 11 respectively disposed on the inner walls of four sides of the box body 1, a cross-shaped sliding plate 12 slidably fitted in the cross-shaped channels 11, a stepped groove 13 disposed on the inner side of the female die 2, and threaded pull rods 14 respectively screwed on four sides of the box body 1, wherein the threaded pull rods 14 are provided with second flanges at ends penetrating through the cross-shaped sliding plate 12 and extending into the stepped groove 13, a transmission assembly is disposed between the threaded pull rods 14 and the driving assembly, the first flanges 4 are fixed on the upper end of the cross-shaped sliding plate 12, a first through hole 15 is disposed at one side of the cross-shaped sliding plate 12, a second annular groove 16 is disposed on the inner wall of the first through hole 15, a limit ring 17 rotatably fitted in the second annular groove 16 is sleeved around the threaded pull rods 14, the transmission assembly includes a rotating shaft 18 rotatably fitted in the cross-shaped channels 11, and a second external gear 19 engaged with the first external gear 10 and disposed at one end of the rotating shaft 18 extending into the cavity 8, The motor 9 drives the first external gear 10, the second external gear 19, the rotating shaft 18, the third bevel gear 21, the second bevel gear 20 and the threaded pull rod 14 to rotate, and the threaded pull rod 14 pulls the cross-shaped sliding plate 12 and the middle part of the side edge of the female die 2 to slide to form a ventilation channel.

When the female die 2 is used for casting, the cross sliding plate 12 is positioned at the groove opening of the cross channel 11, so that the deformation probability of the female die 2 of the casting die is reduced.

The slide way 22 has been seted up along the axial lead direction to the screw thread push rod 7, the lateral part of screw thread pull rod 14 of this embodiment, set up the first hole corresponding with screw thread push rod 7 on the first bevel gear 6, when being convenient for first bevel gear 6 drives screw thread push rod 7 and rotates, screw thread push rod 7 slides in first hole, set up the second hole that screw thread pull rod 14 is corresponding on the second bevel gear 20, when being convenient for second bevel gear 20 drives screw thread pull rod 14 and rotates, screw thread pull rod 14 slides in the second hole.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. A mold with a slanted ejecting function is characterized by comprising: the box comprises a box body (1), wherein a female die (2) is arranged in the box body (1), a first annular groove (3) is formed in the inner wall of the box body (1), a first flanging (4) positioned in the first annular groove (3) is arranged at the top end of the female die (2), pulling assemblies are arranged on four sides of the box body (1), and an inclined top assembly and a driving assembly connected with the pulling assemblies and the inclined top assembly are arranged at the bottom of the box body (1);

the pitched roof component comprises four tilted threaded holes (5) formed in corners of the bottom end face of the box body (1), a first bevel gear (6) meshed with the driving component, and a threaded push rod (7) in the tilted threaded holes (5) in a threaded fit mode, and the threaded push rod (7) is in sliding fit with the first bevel gear (6).

2. The mold with the function of inclined ejection according to claim 1, wherein the driving assembly comprises a cavity (8) arranged at the bottom of the case body (1), a motor (9) arranged in the cavity (8), and a first external gear (10) arranged at the output end of the motor (9) and meshed with the first bevel gear (6).

3. The mold with the function of inclined ejection according to claim 2, wherein the pulling assembly comprises four cross-shaped channels (11) respectively formed on the inner walls of the four sides of the box body (1), a cross-shaped sliding plate (12) slidably fitted in the cross-shaped channels (11), a stepped groove (13) formed on the inner side of the female mold (2), and threaded pull rods (14) respectively screwed on the four sides of the box body (1), wherein the threaded pull rods (14) penetrate through the cross-shaped sliding plate (12) and extend into one end of the stepped groove (13) to form second outward flanges, a transmission assembly is arranged between the threaded pull rods (14) and the driving assembly, and the first outward flanges (4) are fixed on the upper ends of the cross-shaped sliding plates (12).

4. The mold with the function of inclined ejection according to claim 3, wherein one side of the cross-shaped sliding plate (12) is provided with a first through hole (15), the inner wall of the first through hole (15) is provided with a second annular groove (16), and a limit ring (17) which is rotatably matched in the second annular groove (16) is sleeved on the periphery of the threaded pull rod (14).

5. A mold having a pitched roof as claimed in claim 3, characterized in that, the transmission component comprises a rotating shaft (18) which is rotatably fitted in the cross-shaped channel (11), a second external gear (19) which is installed at one end of the rotating shaft (18) extending into the cavity (8) and is engaged with the first external gear (10), a second bevel gear (20) which is slidably fitted on the periphery of the threaded pull rod (14), and a third bevel gear (21) which is installed at the upper end of the rotating shaft (18) and is engaged with the second bevel gear (20).

6. The mold with the lifter-ejecting function as claimed in claim 5, wherein the side portions of the threaded push rod (7) and the threaded pull rod (14) are respectively provided with a slideway (22) along the axial direction, the first bevel gear (6) is provided with a first hole corresponding to the threaded push rod (7), and the second bevel gear (20) is provided with a second hole corresponding to the threaded pull rod (14).