CN213826885U

CN213826885U - Cutter forming die

Info

Publication number: CN213826885U
Application number: CN202022132792.1U
Authority: CN
Inventors: 沈超
Original assignee: Kunshan Youzuan Precision Tools Co ltd
Current assignee: Kunshan Youzuan Precision Tools Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-30
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to the technical field of mold, specifically be a cutter forming die, including fixed mould and movable mould, the fixed mould is the opposition downwards and arranges with the movable mould, die cavity and liquid filling groove have been seted up to the surface of fixed mould, the surface of fixed mould closes soon and is connected with inlet tube and outlet pipe, the cooling chamber has been seted up to the inside of fixed mould, and the inner chamber of inlet tube and outlet pipe all communicates with the inner chamber in cooling chamber, the inside uniform welding in cooling chamber has the fin, the fin is crisscross the arranging from top to bottom. The utility model discloses cooling chamber heat conduction is even, promotes cutter shaping quality, and the demolding of being convenient for is through evenly being fixed with one row of fin in the cooling chamber to be crisscross the arranging of one row of fin, after the inlet tube got into cold water, cold water can be in the same direction as the fin and be the S-shaped flow, walks the even absorption of heat on the fixed mould, and then improves cooling chamber heat conduction homogeneity, has solved the inhomogeneous problem that influences cutter shaping quality of heat conduction.

Description

Cutter forming die

Technical Field

The utility model relates to the technical field of mold, specifically a cutter forming die.

Background

The cutter forming die is a die for producing cutters in batches, and a cutter blank formed by the cutter forming die can be put into use only by polishing and edging.

When using, the back in the metal liquid injection mould, wait for the metal liquid cooling back, can the die sinking take out the cutter from the mould, current cutter forming die is when the cooling, adopts water-cooling more, but current cutter forming die cooling water is direct to be filled in the mould, and heat conduction is not even enough, makes cutter surface produce the sand eye easily, influences the cutter shaping quality, consequently need to design a cutter forming die to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutter forming die to the cooling chamber heat conduction that proposes in solving above-mentioned background art is not even enough, makes cutter surface produce husky eye easily, influences cutter shaping quality problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cutter forming die, includes fixed mould and movable mould, the fixed mould is the opposition downwards with the movable mould and arranges, die cavity and liquid filling groove have been seted up to the surface of fixed mould, the surface of fixed mould closes soon and is connected with inlet tube and outlet pipe, the cooling chamber has been seted up to the inside of fixed mould, and the inner chamber of inlet tube and outlet pipe all communicates with the inner chamber in cooling chamber, the even welding in inside in cooling chamber has the fin, the fin is crisscross the arranging from top to bottom.

Preferably, the fixing pile is welded on the outer surface of the fixing mould.

Preferably, guide rods are fixed on the upper surface of the fixed die in a screwing mode, the number of the guide rods is four, the four guide rods are arranged in four corners of the fixed die, one end, away from the fixed die, of each guide rod penetrates through the outer surface of the movable die, and the movable die is connected with the guide rods in a telescopic mode.

Preferably, a sleeve bin is arranged inside the fixed die and communicated with an inner cavity of the die cavity, an ejector rod is telescopically connected inside the sleeve bin, the top end of the ejector rod is flush with the inner wall of the die cavity, and a limiting block is fixed at one end, deviating from the die cavity, of the ejector rod.

Preferably, the outer surface of fixed mould closes soon and is fixed with first intake pipe and second intake pipe, the inner chamber of first intake pipe and second intake pipe all communicates with the inner chamber in cover storehouse, and first intake pipe and second intake pipe are the upper and lower both sides of ejector pin and arrange.

Preferably, the outer surface cover of guide arm is equipped with the spring, the both ends of spring respectively with the movable mould with the surface conflict of spud pile.

Compared with the prior art, the beneficial effects of the utility model are that: the cooling cavity of the cutter forming die has uniform heat conduction, the cutter forming quality is improved, and the die stripping is convenient.

(1) Through evenly being fixed with one row of fin at the cooling chamber to be crisscross the arranging with one row of fin, the inlet tube gets into cold water after, cold water can be the S-shaped flow along the fin, with the even absorption of heat on the fixed mould away, and then improves cooling chamber heat conduction homogeneity, has solved the inhomogeneous problem that influences the cutter shaping quality of heat conduction.

(2) The sleeve bin is arranged in the fixed die, the ejector rod is connected in the sleeve bin in a telescopic mode, air is fed through the first air inlet pipe, the ejector rod can be jacked to rise, the cutter is jacked out of the die cavity, and the effect of facilitating die stripping is achieved.

Drawings

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

FIG. 2 is a partial schematic view of the structure of the present invention;

FIG. 3 is a schematic cross-sectional side view of the structure of the fixed mold of FIG. 1 according to the present invention;

FIG. 4 is a schematic sectional top view showing the structure of the fixed mold of FIG. 1 according to the present invention.

In the figure: 1. a fixed mold; 2. moving the mold; 3. fixing the pile; 4. a guide bar; 5. a spring; 6. a mold cavity; 7. a liquid filling groove; 8. a water inlet pipe; 9. a water outlet pipe; 10. sleeving a bin; 11. a limiting block; 12. a top rod; 13. a first intake pipe; 14. a second intake pipe; 15. a cooling chamber; 16. and a fin.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a cutter forming die, includes fixed mould 1 and movable mould 2, fixed mould 1 is the opposition downwards with movable mould 2 and arranges, die cavity 6 and liquid filling groove 7 have been seted up to the surface of fixed mould 1, the surface of fixed mould 1 closes soon and is connected with inlet tube 8 and outlet pipe 9, cooling chamber 15 has been seted up to the inside of fixed mould 1, and the inner chamber of inlet tube 8 and outlet pipe 9 all communicates with the inner chamber of cooling chamber 15, the even welding in inside of cooling chamber 15 has fin 16, fin 16 is crisscross the arranging from top to bottom.

Further, the outer surface of the fixed mould 1 is welded with a fixed pile 3, so that the fixed mould 1 is conveniently connected and fixed with an external processing table.

Furthermore, guide rods 4 are fixed on the upper surface of the fixed die 1 in a screwing mode, the number of the guide rods 4 is four, the four guide rods 4 are arranged at four corners of the fixed die 1, one end, deviating from the fixed die 1, of each guide rod 4 penetrates through the outer surface of the movable die 2, and the movable die 2 is in telescopic connection with the guide rods 4, so that the movable die 2 can be opened and closed, and can lift along the guide rods 4, and the stability is improved.

Further, a sleeve bin 10 is arranged inside the fixed die 1, the sleeve bin 10 is communicated with an inner cavity of the die cavity 6, an ejector rod 12 is connected inside the sleeve bin 10 in a telescopic mode, the top end of the ejector rod 12 is flush with the inner wall of the die cavity 6, a limiting block 11 is fixed to one end, deviating from the die cavity 6, of the ejector rod 12, and the limiting block 11 plays a role in limiting the ejector rod 12 and blocking the sleeve bin 10.

Further, as shown in fig. 2-3, a first air inlet pipe 13 and a second air inlet pipe 14 are screwed and fixed on the outer surface of the fixed die 1, inner cavities of the first air inlet pipe 13 and the second air inlet pipe 14 are both communicated with an inner cavity of the sleeve bin 10, the first air inlet pipe 13 and the second air inlet pipe 14 are arranged on the upper side and the lower side of the ejector rod 12, air is introduced into the first air inlet pipe 13, air pressure can push the ejector rod 12 to eject from the sleeve bin 10, air is introduced into the second air inlet pipe 14, and air pressure can push the ejector rod 12 to retract into the sleeve bin 10.

Further, the surface cover of guide arm 4 is equipped with spring 5, and spring 5's both ends are contradicted with the surface of movable mould 2 and spud pile 3 respectively, and spring 5 plays the effect that provides the elasticity for movable mould 2, makes the elasticity that spring 5 provided when making 2 die sinking of movable mould, makes 2 die sinking of movable mould more laborsaving.

The working principle is as follows: when the mould locking device is used, the fixed pile 3 is fixed on an external processing table, the movable mould 2 is fixed on the output end of the external mould locking unit, the movable mould 2 is driven by the mould locking unit to be closed with the fixed mould 1, and molten metal is poured into the mould cavity 6 through the liquid pouring groove 7.

Then, an external cold water supply pipe is connected to the water inlet pipe 8, so that cold water is introduced into the cooling cavity 15 through the water inlet pipe 8, and the cold water can flow in an S-shape along the fins 16 to uniformly absorb heat on the fixed mold 1, thereby cooling and molding the cutter in the cavity 6.

During the die sinking, outside mode locking unit drive movable mould 2 die sinking, and outside air supply pipe solenoid valve opens the air feed in to first intake pipe 13, and pneumatic jacking ejector pin 12 rises, and is ejecting from die cavity 6 with the cutter, makes things convenient for the cutter to go out the mould, and is comparatively practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. A cutter forming die comprises a fixed die (1) and a movable die (2), and is characterized in that: the fixed die (1) and the movable die (2) are arranged in a downward opposite mode, a die cavity (6) and a liquid filling groove (7) are formed in the outer surface of the fixed die (1), a water inlet pipe (8) and a water outlet pipe (9) are connected to the outer surface of the fixed die (1) in a screwing mode, a cooling cavity (15) is formed in the fixed die (1), the inner cavities of the water inlet pipe (8) and the water outlet pipe (9) are communicated with the inner cavity of the cooling cavity (15), fins (16) are uniformly welded in the cooling cavity (15), and the fins (16) are arranged in a vertically staggered mode.

2. The tool forming die of claim 1, wherein: the outer surface of the fixed die (1) is welded with a fixed pile (3).

3. The tool forming die of claim 1, wherein: the upper surface of the fixed die (1) is fixedly provided with guide rods (4) in a screwing mode, the number of the guide rods (4) is four, the four guide rods (4) are arranged in four corners of the fixed die (1), one end, deviating from the fixed die (1), of each guide rod (4) penetrates through the outer surface of the movable die (2), and the movable die (2) is connected with the guide rods (4) in a telescopic mode.

4. The tool forming die of claim 1, wherein: the fixed mould is characterized in that a sleeve bin (10) is arranged inside the fixed mould (1), the sleeve bin (10) is communicated with an inner cavity of the mould cavity (6), an ejector rod (12) is telescopically connected inside the sleeve bin (10), the top end of the ejector rod (12) is flush with the inner wall of the mould cavity (6), and a limiting block (11) is fixed at one end, deviating from the mould cavity (6), of the ejector rod (12).

5. The tool forming die of claim 4, wherein: the outer surface of fixed mould (1) closes soon and is fixed with first intake pipe (13) and second intake pipe (14), the inner chamber of first intake pipe (13) and second intake pipe (14) all communicates with the inner chamber of cover storehouse (10), and first intake pipe (13) and second intake pipe (14) are the upper and lower both sides of ejector pin (12) and arrange.

6. The tool forming die of claim 3, wherein: the outer surface cover of guide arm (4) is equipped with spring (5), the both ends of spring (5) are contradicted with the surface of movable mould (2) and spud pile (3) respectively.