CN215355744U

CN215355744U - Protection device secondary ejection mechanism mould has

Info

Publication number: CN215355744U
Application number: CN202121546052.0U
Authority: CN
Inventors: 刘裕中
Original assignee: Shenzhen Yudexin Mold Co ltd
Current assignee: Shenzhen Yudexin Mold Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-31
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a secondary ejection mechanism mould with a protective device, which comprises a mould, wherein a hydraulic machine is arranged at the top inside the mould, a punch press is arranged at the lower end of the hydraulic machine, a mould table is arranged below the mould, a mould cavity is arranged on the upper surface of the mould table, a demoulding structure is arranged inside the mould cavity, the demoulding structure comprises a push plate movably connected inside the mould cavity, the lower surface of the push plate is fixedly connected with a push column, the push column penetrates through the bottom of the mould cavity and extends to the lower part of the mould table, the lower surface of the push column is movably connected with a connecting rod, one end of the connecting rod, which is opposite to the push column, is movably connected with a movable block, the inside of the movable block is movably connected with a fixed rod, the two ends of the fixed rod are fixedly connected with the inner wall of the mould, one end of the fixed rod is sleeved with a spring, so that materials can be conveniently demoulded under the action of the fixed rod, and the phenomenon that materials are wasted because the materials are demolded without forming in one-time stamping is also avoided.

Description

Protection device secondary ejection mechanism mould has

Technical Field

The utility model relates to the technical field of molds, in particular to a mold with a protective device and a secondary ejection mechanism.

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 mould can basically meet the use requirement, but still has some defects, such as Chinese patent publication numbers: the utility model discloses a stamping die with a secondary ejection mechanism, which relates to the technical field of stamping dies and comprises a die table, wherein the left part and the right part of the top of the die table are vertically and upwards fixedly connected with cylinders, the upper end surfaces of piston rods of the two cylinders are fixedly connected with the bottom of the same top plate, the middle position of the bottom of the top plate is fixedly connected with a male die, the middle position of the upper part of the die table is vertically and upwards provided with a female die placing groove, and the middle position of the bottom of the female die placing groove is vertically and downwards provided with a spring running groove. According to the utility model, the two cylinders drive the top plate to move upwards to jointly drive the two limiting rods to drive the cross rod to move upwards to extrude the top column, and the top column moves upwards to drive the secondary top rod to move upwards in the ejection hole so as to drive the mold in the female mold to eject, so that an operator can take the mold conveniently. But this mechanism will carry out the ejecting drawing of patterns of mould through the fore-set to the material of placing at the die after once extruding under the effect of cylinder, and inconvenient carry out the enhancement punching press of a lot of to the material and make its shaping, can have the punching press not the shaping just by in being peeled off the die, cause the extravagant phenomenon of material, now provide one kind and have protector secondary ejection mechanism mould.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the die with the protective device and the secondary ejection mechanism, so that materials are conveniently demolded under the action of the die, and the phenomenon of material waste caused by demolding without forming in one-step stamping is avoided.

In order to solve the technical problems, the utility model provides the following technical scheme: a mold with a protective device secondary ejection mechanism comprises a mold, wherein a hydraulic machine is arranged at the top inside the mold, and a punch press is arranged at the lower end of the hydraulic machine;

the mould is characterized in that a mould table is arranged below the mould, a mould cavity is arranged on the upper surface of the mould table, and a demoulding structure is arranged inside the mould cavity.

As a preferred technical scheme of the utility model, the demolding structure comprises a push plate movably connected inside a mold cavity, a push column is fixedly connected to the lower surface of the push plate, the push column penetrates through the bottom of the mold cavity and extends to the lower part of a mold table, a connecting rod is movably connected to the lower surface of the push column, a movable block is movably connected to one end, back to the push column, of the connecting rod, a fixed rod is movably connected inside the movable block, two ends of the fixed rod are fixedly connected with the inner wall of the mold, a spring is sleeved at one end of the fixed rod, two ends of the spring are fixedly connected with the movable block and one side, opposite to the mold, of the movable block, a pull rod is fixedly connected to one end, back to the spring, of the movable block, and one end of the pull rod penetrates through one side of the mold and extends to the outside of the mold.

As a preferred technical scheme of the utility model, two opposite sides of the punch are fixedly connected with limiting columns, the surfaces of the two groups of limiting columns are movably connected with limiting plates, and one sides of the two groups of limiting plates are fixedly connected with the punch.

As a preferable technical scheme of the utility model, the lower surface of the push plate is provided with a buffer pad.

As a preferred technical scheme of the utility model, the bottom inside the die is provided with a limiting groove, the limiting groove is in sliding connection with the movable block, and the width of the movable block is matched with the width of the limiting groove.

As a preferable technical scheme of the utility model, one end of the pull rod is fixedly connected with a handle.

As a preferable technical scheme of the utility model, the cross section area of the push plate is matched with the cross section area of the mold cavity.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the die cavity, the hydraulic press, the punch press and the demoulding structure, the material is conveniently demoulded under the action of the demoulding structure, and the phenomenon that the material is wasted because the material is demoulded without being formed by one-time punching is avoided.

2. Through the spacing post and the limiting plate that set up, make the punch press pass through the limiting plate by two sets of spacing posts spacing, make the punch press can be accurate carry out the punching press to the material, be favorable to improving the stability when using.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the utility model at B of fig. 2.

Wherein: 1. a mold; 2. a hydraulic press; 3. punching; 4. a limiting plate; 5. a limiting column; 6. a mould table; 7. a mold cavity; 8. pushing the plate; 9. a cushion pad; 10. pushing the column; 11. a connecting rod; 12. fixing the rod; 13. a spring; 14. a movable block; 15. a limiting groove; 16. a pull rod; 17. a handle; 18. and (5) demolding structure.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the utility model provides a mold with a protective device secondary ejection mechanism, which comprises a mold 1, wherein a hydraulic machine 2 is arranged at the top inside the mold 1, and a punch 3 is arranged at the lower end of the hydraulic machine 2;

a die table 6 is arranged below the die 1, a die cavity 7 is arranged on the upper surface of the die table 6, and a demolding structure 18 is arranged inside the die cavity 7.

In other embodiments, the demolding structure 18 includes a push plate 8 movably connected inside the mold cavity 7, a lower surface of the push plate 8 is fixedly connected with a push column 10, and the push column 10 penetrates through the bottom of the mold cavity 7 and extends to the lower side of the mold table 6, a lower surface of the push column 10 is movably connected with a connecting rod 11, one end of the connecting rod 11, which faces away from the push column 10, is movably connected with a movable block 14, the inside of the movable block 14 is movably connected with a fixed rod 12, two ends of the fixed rod 12 are fixedly connected with the inner wall of the mold 1, one end of the fixed rod 12 is sleeved with a spring 13, two ends of the spring 13 are respectively fixedly connected with one side, which is opposite to the movable block 14 and the mold 1, one end of the movable block 14, which faces away from the spring 13, is fixedly connected with a pull rod 16, and one end of the pull rod 16 penetrates through one side of the mold 1 and extends to the outside of the mold 1.

After stamping, the pull rod 16 can be pulled in the direction away from the die 1, so that the pull rod 16 drives the movable block 14 to move, one end of the connecting rod 11, which is close to the movable block 14, moves towards the lower part, which is close to the push column 10, of the connecting rod 11, the other end of the connecting rod 11 pushes the push column 10 to move upwards, the spring 13 on one side of the movable block 14 is stressed to deform, and therefore the push plate 8 pushes the formed material upwards under the action of the push column 10 to demould the material, and the material is demoulded conveniently under the action of the demoulding structure 18.

In other embodiments, the two opposite sides of the punch 3 are fixedly connected with the limiting posts 5, the surfaces of the two sets of limiting posts 5 are movably connected with the limiting plates 4, and one side of the two sets of limiting plates 4 is fixedly connected with the punch 3.

Make punch press 3 spacing by two sets of spacing posts 5 through limiting plate 4, make punch press 3 can be accurate carry out the punching press to the material, stability when being favorable to improving the use.

In other embodiments, the lower surface of the push plate 8 is provided with a cushion pad 9.

The impact force generated by punching the punch 3 can be buffered, and the excessive deformation of the extruded material is avoided.

In other embodiments, the bottom inside the mold 1 is provided with a limiting groove 15, the limiting groove 15 is slidably connected with the movable block 14, and the width of the movable block 14 is adapted to the width of the limiting groove 15.

The movable block 14 can be better limited through the limiting groove 15, and the stability of the pull rod 16 in the process of moving left and right is improved.

In other embodiments, a handle 17 is fixedly attached to one end of the pull rod 16.

The operation personnel can conveniently carry out the demoulding operation through the drawing handle 17, and the use convenience is improved.

In other embodiments, the cross-sectional area of the push plate 8 is adapted to the cross-sectional area of the mold cavity 7.

The material can be better deformed along with the model of the die cavity 7, the stress at the bottom of the material is more uniform, and the phenomenon of deformation of the middle position caused by upward pushing of the pushing column 10 is avoided.

The working principle is as follows: when the material stamping die is used, a material is placed in the die cavity 7, the hydraulic press 2 is electrically connected with an external power supply through a lead, so that the hydraulic press 2 drives the punch press 3 to move towards the direction close to the die cavity 7 and performs stamping forming on the material in the die cavity 7, if the material is not formed by one-time stamping, the material can still be kept in the die cavity 7, multiple stamping strengthening can be performed through the hydraulic press 2 until the material is stamped, after the stamping is finished, the handle 17 can be pulled towards the direction away from the die 1, the handle 17 drives the pull rod 16, the pull rod 16 drives the movable block 14 to move towards the direction close to the handle 17, one end of the connecting rod 11 close to the movable block 14 moves towards the lower part close to the push column 10, the other end of the connecting rod 11 pushes the push column 10 to move upwards, the spring 13 on one side of the movable block 14 is stressed to deform, and the push plate 8 pushes the formed material upwards under the action of the push column 10 to demould the material, the material is convenient to be demoulded under the action of the demoulding structure 18, and the phenomenon that the material is wasted because the material is demoulded without being formed by one-time stamping is avoided.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a have protector secondary ejection mechanism mould, includes mould (1), its characterized in that: a hydraulic machine (2) is arranged at the top inside the die (1), and a punch (3) is arranged at the lower end of the hydraulic machine (2);

a die table (6) is arranged below the die (1), a die cavity (7) is arranged on the upper surface of the die table (6), and a demolding structure (18) is arranged inside the die cavity (7).

2. The mold with the protection device and the secondary ejection mechanism as claimed in claim 1, wherein: the demolding structure (18) comprises a mold cavity (7) and a pushing plate (8) movably connected inside, the lower surface of the pushing plate (8) is fixedly connected with a pushing column (10), the pushing column (10) penetrates through the bottom of the mold cavity (7) and extends to the lower side of a mold table (6), the lower surface of the pushing column (10) is movably connected with a connecting rod (11), one end, back to the pushing column (10), of the connecting rod (11) is movably connected with a movable block (14), the inside of the movable block (14) is movably connected with a fixed rod (12), the two ends of the fixed rod (12) are fixedly connected with the inner wall of the mold (1), one end of the fixed rod (12) is sleeved with a spring (13), the two ends of the spring (13) are fixedly connected with the opposite side of the movable block (14) and the mold (1) respectively, one end, back to the spring (13), of the movable block (14) is fixedly connected with a pull rod (16), and one end of the pull rod (16) penetrates through one side of the mould (1) and extends to the outside of the mould (1).

3. The mold with the protection device and the secondary ejection mechanism as claimed in claim 1, wherein: the punch press is characterized in that two opposite sides of the punch press (3) are fixedly connected with limiting columns (5), the surfaces of the limiting columns (5) are movably connected with limiting plates (4), and one sides of the two limiting plates (4) are fixedly connected with the punch press (3).

4. The mold with the protection device and the secondary ejection mechanism as claimed in claim 2, wherein: the lower surface of the push plate (8) is provided with a buffer pad (9).

5. The mold with the protection device and the secondary ejection mechanism as claimed in claim 1, wherein: limiting groove (15) have been seted up to the inside bottom of mould (1), and limiting groove (15) and movable block (14) sliding connection, the width of movable block (14) and the width looks adaptation of limiting groove (15).

6. The mold with the protection device and the secondary ejection mechanism as claimed in claim 2, wherein: one end of the pull rod (16) is fixedly connected with a handle (17).

7. The mold with the protection device and the secondary ejection mechanism as claimed in claim 2, wherein: the cross section area of the push plate (8) is matched with that of the die cavity (7).