CN211165493U - Environment-friendly carbide mould - Google Patents

Abstract

The utility model discloses an environment-friendly carbide mould, including fixed die, activity terrace die, stand, rubber pad, the top four corners of fixed die is provided with the stand, and the rubber pad has been cup jointed and with activity terrace die swing joint in the bottom of this stand, be provided with the blowing chamber in the fixed die, the bottom in this blowing chamber is provided with into the die cavity, and the last border in this die cavity is provided with the spacing ring, is provided with the clout in the annular between the inner wall in this spacing ring and blowing chamber and retrieves the mouth. The utility model discloses the material of work piece has been reduced to can initiatively retrieve most clout, accomplish not extravagant, resources are saved, the stand that sets up moreover can let fixed die accurately align with the activity terrace die, makes the standardized production of work piece, can not produce the deviation, and the rubber pad under the stand is except noise abatement, and outside the protection locating plate, to the thickness of work piece injectd and play supplementary effect, reduced the loss of spacing ring, improved the life of mould.

Description

Environment-friendly carbide mould

Technical Field

The utility model relates to the technical field of mold, especially, relate to an environment-friendly carbide die.

Background

The hard alloy die is a hard alloy with high hardness, corrosion resistance, high temperature resistance and small expansion coefficient; generally, tungsten cobalt is used as a raw material, and a hard alloy die frequently appearing in the market comprises: cold heading die, cold punching die, wire drawing die, hexagonal die, spiral die and the like; compared with the traditional metal mold, the hard alloy mold has the advantages of high production efficiency, good workpiece quality, long service life of the mold and the like.

Cemented carbide molds can be classified into four categories according to their use: the first type is a hard alloy wire drawing die, and the dies occupy most of the hard alloy dies; the second type of die is a cold heading cold stamping die and a sizing die; the third kind of die is a non-magnetic alloy die for producing magnetic materials; the fourth type is hot-working; the existing mould is when making ornaments, only need the outward appearance to look steady atmosphere, inside does not require necessarily to be the solid core, current mould openly is the molding, the back adopts the clamp plate compaction usually, fill up the mold core, get rid of unnecessary expense material again, make the mould base promptly, this kind of mould base is not only self heavy, and because the surfacing, still inconvenient if the installation, the waste that the inside was filled white mud and is caused, do not bring beneficial effect for the life, and bring the burden for transportation and installation, therefore, produce one kind and can draw empty the mould base inside, do not influence outward appearance and practical mould again, the problem that technical staff in the field need to solve.

Disclosure of Invention

The utility model aims to provide a: the environment-friendly hard alloy die is provided, the demand of raw materials is reduced on the premise of not influencing the appearance and the practicability, excess materials are automatically recovered, no waste is realized, and resources are saved.

The utility model adopts the technical scheme as follows: the utility model provides an environment-friendly carbide mould, includes fixed die, activity terrace die, stand, rubber pad, the top four corners of fixed die is provided with the stand, and the rubber pad has been cup jointed and has been connected with activity terrace die swing joint in the bottom of this stand, be provided with the blowing chamber in the fixed die, the bottom in this blowing chamber is provided with the shaping chamber, and the last border in this shaping chamber is provided with the spacing ring, is provided with the clout in the annular between the inner wall in this spacing ring and blowing chamber and retrieves the mouth.

The utility model discloses a theory of operation does: in the utility model, when the movable male die is used for punching downwards, raw materials are pressed into the forming cavity under the action of the forming internal die, excess materials are extruded out of the forming cavity, enter the annular groove between the limiting ring and the discharging cavity, pass through the material driving ring with gradually changed height on the movable male die, and are driven into the excess material recycling port of the fixed female die to be discharged and recycled; the utility model discloses a rubber pad plays the effect of protection activity terrace die, and the cooperation of stand and through-hole is used, plays the effect that fixed die and activity terrace die are accurate to be aligned.

Furthermore, the movable male die comprises a connecting lug, a positioning plate, a material pressing lug, a material driving ring, a forming inner die, a through hole and a connecting screw hole, the four corners of the positioning plate are provided with the through holes corresponding to the stand columns, the middle part of the upper surface of the positioning plate is connected with the connecting lug, the middle part of the lower surface of the positioning plate is connected with the material pressing lug, and the bottom of the material pressing lug is connected with the forming inner die and the material driving ring; the material driving ring is sleeved on the periphery of the forming internal mold, and the extruded raw materials are driven to the excess material recycling port to be discharged and reused.

Furthermore, the shape of the molding cavity is the same as that of the molding inner die, and the inner cavity of the molding cavity is larger than that of the molding inner die; the thickness of each concave-convex part is consistent, and the structure is more stable.

Furthermore, the material driving ring vertically moves between the limiting ring and the inner wall of the material discharging cavity, the height of the material driving ring is of an increasing structure, the lowest end of the material driving ring is 2-5mm, and the highest end of the material driving ring is as high as the limiting ring; when the raw material is pressed down by the material driving ring, the raw material is driven to the lower end by the material driving ring and is discharged from the excess material recycling port.

Furthermore, the excess material recovery port is arranged at one outer side of the forming cavity and corresponds to the lower end of the material driving ring on the movable male die; so that the extruded raw materials can be smoothly discharged.

Furthermore, a connecting screw hole is formed in the connecting lug, so that the connecting lug can be conveniently connected with equipment through a bolt.

Further, the residual material recycling port is vertically arranged; the discharge is smoother.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses the material of work piece has been reduced to can initiatively retrieve most clout, accomplish not extravagant, resources are saved, the stand that sets up moreover can let fixed die accurately align with the activity terrace die, makes the standardized production of work piece, can not produce the deviation, and the rubber pad under the stand is except noise abatement, and outside the protection locating plate, to the thickness of work piece injectd and play supplementary effect, reduced the loss of spacing ring, improved the life of mould.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the open state of the present invention;

fig. 2 is a schematic structural diagram of the closed state of the present invention;

FIG. 3 is a schematic sectional view of the utility model A-A;

FIG. 4 is a schematic sectional view of the present invention B-B;

labeled as: 1-fixed female die, 2-movable male die, 3-upright post, 4-rubber pad, 11-discharging cavity, 12-limiting ring, 13-forming cavity, 14-excess material recovery port, 21-connecting lug, 22-positioning plate, 23-pressing lug, 24-material driving ring, 25-forming inner die, 26-through hole and 27-connecting screw hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-4, an environment-friendly hard alloy mold comprises a fixed female mold 1, a movable male mold 2, a stand column 3 and a rubber pad 4, wherein the stand column 3 is arranged at four corners of the top of the fixed female mold 1, the rubber pad 4 is sleeved at the bottom of the stand column 3 and movably connected with the movable male mold 2, a material discharging cavity 11 is arranged in the fixed female mold 1, a forming cavity 13 is arranged at the bottom of the material discharging cavity 11, a limit ring 12 is arranged at the upper edge of the forming cavity 13, and a residual material recycling port 14 is arranged in a ring groove between the limit ring 12 and the inner wall of the material discharging cavity 11.

The utility model discloses a theory of operation does: in the utility model, when the movable male die 2 is punched downwards, raw materials are pressed into the forming cavity 13 under the action of the forming internal die 25, excess materials are extruded out of the forming cavity 13 and enter the annular groove between the limiting ring 12 and the discharging cavity 11, and then pass through the material driving ring 24 with gradually-changed height on the movable male die 2, and the excess materials are driven into the excess material recycling port 14 of the fixed female die 1 to be discharged and recycled; the utility model discloses a rubber pad 4 plays the effect of protection activity terrace die 2, and the cooperation of stand 3 and through-hole 26 is used, plays the effect that fixed die 1 and activity terrace die 2 are accurate to be aligned.

Example 2

On the basis of the embodiment 1, the movable male die 2 comprises a connecting lug 21, a positioning plate 22, a pressing lug 23, a material driving ring 24, a forming inner die 25, through holes 26 and connecting screw holes 27, the four corners of the positioning plate 22 are provided with the through holes 26 corresponding to the upright posts 3, the middle part of the upper surface of the positioning plate 22 is connected with the connecting lug 21, the middle part of the lower surface of the positioning plate 22 is connected with the pressing lug 23, and the bottom of the pressing lug 23 is connected with the forming inner die 25 and the material driving ring 24; the material driving ring 24 is sleeved on the periphery of the forming inner die 25, and drives the extruded raw materials to the excess material recycling port 14 for discharge and reuse.

Example 3

On the basis of embodiment 2, the shape of the forming cavity 13 is the same as that of the forming inner die 25, and the inner cavity of the forming cavity 13 is larger than that of the forming inner die 25; the thickness of each concave-convex part is consistent, and the structure is more stable.

Example 4

On the basis of the embodiment 3, the material driving ring 24 vertically moves between the limiting ring 12 and the inner wall of the material placing cavity 11, the height of the material driving ring 24 is of an increasing structure, the lowest end is 2-5mm, and the highest end is as high as the limiting ring 12; when the material is pressed down by the material driving ring 24, the material is driven to the lower end by the material driving ring 24 and discharged from the remainder recovery port 14.

Example 5

On the basis of the embodiment 4, the excess material recovery port 14 is arranged at one outer side of the forming cavity 13, and the excess material recovery port 14 corresponds to the lower end of the material driving ring 24 on the movable male die 2; so that the extruded raw materials can be smoothly discharged.

Example 6

In addition to the embodiment 5, the connecting lug 21 is provided with a connecting screw hole 27 to facilitate the bolt connection with the equipment.

Example 7

On the basis of the embodiment 6, the residual material recycling port 14 is vertically arranged; the discharge is smoother.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides an environment-friendly carbide die, includes fixed die (1), activity terrace die (2), stand (3), rubber pad (4), its characterized in that, the top four corners of fixed die (1) is provided with stand (3), and rubber pad (4) and with activity terrace die (2) swing joint have been cup jointed to the bottom of this stand (3), be provided with blowing chamber (11) in fixed die (1), the bottom of this blowing chamber (11) is provided with becomes die cavity (13), and the last border that should become die cavity (13) is provided with spacing ring (12), is provided with clout recovery mouth (14) in the annular between the inner wall of this spacing ring (12) and blowing chamber (11).

2. The environment-friendly hard alloy die as claimed in claim 1, wherein the movable male die (2) comprises a connecting lug (21), a positioning plate (22), a pressing lug (23), a material driving ring (24), a forming inner die (25), through holes (26) and connecting screw holes (27), the through holes (26) corresponding to the upright posts (3) are formed at four corners of the positioning plate (22), the middle part of the upper surface of the positioning plate (22) is connected with the connecting lug (21), the middle part of the lower surface of the positioning plate is connected with the pressing lug (23), and the bottom of the pressing lug (23) is connected with the forming inner die (25) and the material driving ring (24).

3. The environment-friendly cemented carbide mold as claimed in claim 2, wherein the molding cavity (13) and the inner molding die (25) have the same shape, and the inner cavity of the molding cavity (13) is larger than the inner molding die (25).

4. The environment-friendly cemented carbide mold as claimed in claim 3, wherein the material driving ring (24) is vertically movable between the limit ring (12) and the inner wall of the discharge cavity (11), the height of the material driving ring (24) is gradually increased, the lowest end is 2-5mm, and the highest end is the same as the height of the limit ring (12).

5. The environment-friendly cemented carbide mold as claimed in claim 4, wherein the surplus material recycling port (14) is provided at an outer side of the molding cavity (13), and the surplus material recycling port (14) corresponds to a lower end of the material driving ring (24) on the movable punch (2).

6. The environment-friendly hard alloy die as claimed in claim 5, wherein a connecting screw hole (27) is provided on the connecting lug (21).

7. The environment-friendly cemented carbide mold as claimed in claim 6, wherein the surplus material recycling port (14) is vertically arranged.

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