CN219726918U - Hard rubber shell forming die - Google Patents

Abstract

The utility model relates to the technical field of dies, in particular to a hard rubber shell forming die, which comprises the following technical scheme: die sleeve, module, fly leaf and spring, the fixed block has been welded respectively to die sleeve both sides, the die cavity has been seted up in the middle of the die sleeve top, the spring is installed respectively to die cavity inside bottom both sides, two the fly leaf is installed at the spring top, install the movable rod in the middle of the fly leaf bottom, install the holder in the middle of the inside bottom of die cavity, the movable hole has been seted up at the holder top, the locating lever is welded respectively at die sleeve top four corners, the locating hole has been respectively at the module four corners. The utility model has the advantages of bringing convenience for workers to take the hard rubber shell out of the die cavity and avoiding scratches on the hard rubber shell.

Description

Hard rubber shell forming die

Technical Field

The utility model relates to the technical field of dies, in particular to a hard rubber shell forming die.

Background

The mould is a tool for manufacturing molded articles, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of the articles is realized mainly through the change of the physical state of the molded materials, the hard plastic shell is obtained by heating plastic substances and then putting the heated plastic substances into the mould for extrusion molding, and the hard plastic shell is suitable for the shells of electronic structures such as mobile phones, computers and the like.

The hard rubber shell is cooled and formed in the die, when a worker takes the hard rubber shell out of the die, the hard rubber shell and the inner wall of the die cavity are stuck together, so that the worker needs to take the hard rubber shell out of the die by means of a tool, and scratches are easily left on the surface of the hard rubber shell by the tool, so that the appearance is affected.

Disclosure of Invention

The utility model aims to provide a hard rubber shell forming die which has the advantages of being convenient for a worker to take out the hard rubber shell from the inside of a die cavity, avoiding scratches on the hard rubber shell, and solving the problem that the worker is easy to leave scratches on the surface of the hard rubber shell when taking out the hard rubber shell from the inside of the die.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hard rubber shell forming die, includes die sleeve, module, fly leaf and spring, the fixed block has been welded respectively to die sleeve both sides, the die cavity has been seted up in the middle of the die sleeve top, the spring is installed respectively to die cavity inside bottom both sides, two the fly leaf is installed at the spring top, install the movable rod in the middle of the fly leaf bottom, install the holder in the middle of the inside bottom of die cavity, the movable hole has been seted up at the holder top, the locating lever has been welded respectively to die sleeve top four corners, the locating hole has been seted up respectively to the module four corners.

When the hard rubber shell forming die in the technical scheme is used, the die sleeve is fixed on the bearing structure of the machine table through the fixing holes of the fixing blocks, the bolts and other tools, the module is fixed on the lifting mechanism of the machine table through the connecting holes of the connecting frame, the heated hard rubber material is placed at the top of the die sleeve, the lifting mechanism of the machine table drives the module to descend, the module extrudes the hard rubber material into the die cavity, the hard rubber material transmits pressure to the movable plate, the movable plate descends the bottom to be in contact with the two stop blocks, the hard rubber material is cooled and formed in the die cavity, the machine table lifting mechanism drives the module to leave the die cavity, the movable plate pushes the hard rubber shell in the die cavity upwards through the elasticity of the two springs at the bottom, the hard rubber shell is separated from the inner wall of the die cavity, and a worker takes out the hard rubber shell in the die cavity.

Preferably, the two fixing blocks are respectively provided with fixing holes. The die sleeve is fixed on the bearing structure of the machine by using tools such as bolts and the like through the fixing holes of the fixing plate.

Preferably, two sides of the inside of the die cavity below the movable plate are respectively welded with a stop block, and the stop blocks correspond to the movable plate. The stop block limits the descending height of the movable plate.

Preferably, the bottom of the movable rod penetrates through the movable hole, the bottom of the movable rod is provided with a baffle, and the diameter of the outer circle of the baffle is larger than the diameter of the inner circle of the movable hole. When the movable plate is lifted, the movable rod moves in the movable hole along with the lifting of the movable plate, and the baffle plate prevents the movable rod from sliding out of the movable hole.

Preferably, the tops of the four limiting rods respectively penetrate through the four limiting holes. When the module is lifted, the limiting rod moves in the limiting hole to limit the moving direction of the module.

Preferably, a connecting frame is welded in the middle of the top of the module, and connecting holes are respectively formed in four corners of the connecting frame. The module is fixed on the lifting mechanism of the machine by using tools such as bolts and the like through the connecting holes of the connecting frame.

Preferably, the modules correspond to the cavities. And the module extrudes the heated rubber shell material into the die cavity for forming.

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

according to the utility model, the heated hard rubber material is extruded into the die cavity of the die sleeve by the die block to be cooled and formed, the movable plate is influenced by pressure to descend and is contacted with the stop block, the spring at the bottom of the movable plate is compressed, the hard rubber material is cooled and formed in the die cavity, the machine lifting mechanism drives the die block to leave the die cavity, the movable plate pushes the hard rubber shell in the die cavity upwards through the elasticity of the two springs at the bottom, so that the hard rubber shell is separated from the inner wall of the die cavity, and a worker takes out the hard rubber shell in the die cavity, thereby achieving the effects of bringing convenience for taking the hard rubber shell out of the die cavity and avoiding scratches on the hard rubber shell.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

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

fig. 3 is a schematic cross-sectional view of the cage of the present utility model.

In the figure: 1. a fixed block; 2. a die sleeve; 3. a limit rod; 4. a module; 5. a connecting frame; 6. a connection hole; 7. a limiting hole; 8. a movable plate; 9. a movable rod; 10. a die cavity; 11. a stop block; 12. a spring; 13. a fixing hole; 14. a retainer; 15. a baffle; 16. a movable hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-3, the hard rubber shell forming die provided by the utility model comprises a die sleeve 2, a die block 4, movable plates 8 and springs 12, wherein two sides of the die sleeve 2 are respectively welded with fixed blocks 1, two fixed blocks 1 are respectively provided with fixed holes 13, a die groove 10 is arranged in the middle of the top of the die sleeve 2, springs 12 are respectively arranged at two sides of the bottom end inside the die groove 10, the movable plates 8 are arranged at the tops of the two springs 12, stop blocks 11 are respectively welded at two sides inside the die groove 10 below the movable plates 8, the stop blocks 11 correspond to the movable plates 8, limit rods 3 are respectively welded at four corners of the top of the die sleeve 2, limit holes 7 are respectively arranged at four corners of the die block 4, four limit rods 3 respectively penetrate through four limit holes 7, a connecting frame 5 is welded at the middle of the top of the die block 4, connecting holes 6 are respectively arranged at four corners of the connecting frame 5, and the die block 4 corresponds to the die groove 10.

In this embodiment, the die sleeve 2 is fixed on the bearing structure of the machine by using tools such as bolts through the fixing holes 13 of the fixing block 1, the module 4 is fixed on the lifting mechanism of the machine by using tools such as bolts through the connecting holes 6 of the connecting frame 5, the heated hard rubber material is placed on the top of the die sleeve 2, the lifting mechanism of the machine drives the module 4 to descend, the module 4 extrudes the hard rubber material into the die cavity 10, the hard rubber material transmits pressure to the movable plate 8, the descending bottom of the movable plate 8 is contacted with the two stop blocks 11, the movable plate 8 drives the module 4 to leave the die cavity 10 after the hard rubber material is cooled and molded in the die cavity 10, the movable plate 8 upwards pushes the hard rubber shell in the die cavity 10 by the elasticity of the two springs 12 at the bottom, so that the hard rubber shell is separated from the inner wall of the die cavity 10, and the staff takes out the hard rubber shell in the die cavity 10.

Example two

As shown in fig. 1-3, the present utility model provides a molding mold for a hard plastic housing, which further includes: the movable rod 9 and the movable hole 16 are arranged in the middle of the bottom of the movable plate 8, the retainer 14 is arranged in the middle of the bottom end inside the die cavity 10, the movable hole 16 is formed in the top of the retainer 14, the bottom of the movable rod 9 penetrates through the movable hole 16, the baffle 15 is arranged at the bottom of the movable rod 9, and the diameter of the outer circle of the baffle 15 is larger than the diameter of the inner circle of the movable hole 16.

In this embodiment, the movable rod 9 is prevented from sliding out of the movable hole 16 by the baffle 15, and when the movable plate 8 is lifted, the movable rod 9 moves in the movable hole 16 along with the lifting of the movable plate 8, so that the movement direction of the movable plate 8 is prevented from being deviated.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims (7)

1. The utility model provides a hard rubber shell forming die, includes die sleeve (2), module (4), fly leaf (8) and spring (12), its characterized in that: the die sleeve is characterized in that fixed blocks (1) are welded on two sides of the die sleeve (2), a die groove (10) is formed in the middle of the top of the die sleeve (2), springs (12) are respectively arranged on two sides of the bottom end inside the die groove (10), movable plates (8) are arranged on the tops of the springs (12), movable rods (9) are arranged in the middle of the bottoms of the movable plates (8), a retainer (14) is arranged in the middle of the bottom end inside the die groove (10), movable holes (16) are formed in the tops of the retainer (14), limiting rods (3) are respectively welded on four corners of the top of the die sleeve (2), and limiting holes (7) are respectively formed in four corners of the module (4).

2. The hard rubber housing forming die according to claim 1, wherein: the two fixing blocks (1) are respectively provided with fixing holes (13).

3. The hard rubber housing forming die according to claim 1, wherein: and the two sides of the inside of the die cavity (10) below the movable plate (8) are respectively welded with a stop block (11), and the stop blocks (11) correspond to the movable plate (8).

4. The hard rubber housing forming die according to claim 1, wherein: the bottom of the movable rod (9) passes through the movable hole (16), the baffle (15) is arranged at the bottom of the movable rod (9), and the diameter of the outer circle of the baffle (15) is larger than the diameter of the inner circle of the movable hole (16).

5. The hard rubber housing forming die according to claim 1, wherein: the tops of the four limiting rods (3) respectively penetrate through the four limiting holes (7).

6. The hard rubber housing forming die according to claim 1, wherein: the middle of the top of the module (4) is welded with a connecting frame (5), and four corners of the connecting frame (5) are respectively provided with connecting holes (6).

7. The hard rubber housing forming die according to claim 1, wherein: the module (4) corresponds to the die cavity (10).