CN105983676A

CN105983676A - Die-casting die with traceable identification

Info

Publication number: CN105983676A
Application number: CN201510052429.XA
Authority: CN
Inventors: 李京哲
Original assignee: Tianjin Three Will Precision Die Co Ltd
Current assignee: Tianjin Three Will Precision Die Co Ltd
Priority date: 2015-02-02
Filing date: 2015-02-02
Publication date: 2016-10-05

Abstract

The invention relates to a die-casting die with a traceable identification. The die-casting die comprises a lower die plate, a lower die core, an upper die plate and an upper die core. The lower die core is embedded into the middle of the lower die plate and provided with a lower cavity, and the lower die plate on one side of the lower die core is provided with a lower feeding port. The upper die core is embedded into the middle of the upper die plate and provided with an upper cavity, and the upper die plate on one side of the upper die core is provided with an upper feeding port matched with the lower feeding port. Four positioning columns matched with the lower die plate are fixedly mounted at four corners of the upper die plate. A lower cold material buffering plate is transversely embedded into the other lateral side, corresponding to the lower feeding port, of the lower die plate. Two lateral lower cold material buffering plates are symmetrically and longitudinally embedded to two lateral sides of the lower die plate respectively. A plurality of ejection identification rods are embedded to the bottom, on one side of the upper feeding port, of the upper cavity. The die-casting die with the traceable identification has advantages of simple structure, scientific and reasonable design, easiness in metal liquid forming, traceability of castings and effectiveness in casting quality improvement.

Description

The die casting of mark reviewed by band

Technical field

The invention belongs to mould manufacturing field, the die casting of mark reviewed by a kind of band.

Background technology

Die casting is a kind of method of casting liquid forging, a kind of technique completed on special die casting die forging machine.Its base This technical process is: molten metal elder generation low speed or high-speed casting fill type progressive die tool die cavity in, mould have activity cavity surface, it with The cooling procedure pressurization forging of molten metal, both eliminated the shrinkage porosity defect of contraction cavity of foundry goods, also make the interior tissue of foundry goods reach to forge state Broken Crystal.

The shortcoming of traditional moulds design is: 1, typically requires the outer surface at foundry goods and is carved with retrospective mark, due to some Casting structure is complicated, is difficult to all print in its surface a series of numeral or letter.2, material feeding is uneven, due to just The molten metal just having injected mould often flows into mold cavity edge, and the molten metal temperature injected at first is low, poor fluidity, leads Causing molten metal not easy-formation, affect the quality of foundry goods, the defective work of production is many.

Summary of the invention

It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, design science is reasonable, yield rate is high Band review the die casting of mark.

The solution of the present invention is achieved in that

The die casting of mark reviewed by a kind of band, including lower bolster, lower mold core, cope match-plate pattern and upper mold core, described lower bolster Middle part setting-in lower mold core, this lower mold core is shaped with lower impressions, and the lower bolster of this lower mold core side is shaped with lower charging aperture；Described cope match-plate pattern Middle part setting-in upper mold core, this upper mold core is shaped with upper impression, and the cope match-plate pattern of this upper mold core side is shaped with and coordinates with described lower charging aperture Upper feeding mouth, this cope match-plate pattern four corner is fixedly mounted with four locating dowels coordinated with lower bolster, the lower bolster of corresponding described lower charging aperture Another side is laterally embedded in lower cold burden buffer board, cold burden buffer board under the two sides symmetry of this lower bolster longitudinally two sides of setting-in；

The upper impression bottom surface of described upper feeding mouth side is embedded in multiple liftout mark rods.

And, described lower cold burden buffer board upper surface parallel interval is uniformly shaped with multiple lower rectangular recess；Cold burden buffering under described side Plate end face parallel interval is uniformly shaped with multiple lower rectangular preiection；

The cope match-plate pattern another side of corresponding described upper feeding mouth is laterally embedded in the upper cold burden buffering coordinated with described lower cold burden buffer board Plate, on this, cold burden buffer board is shaped with the upper rectangular preiection coordinated with described lower rectangular recess；This cope match-plate pattern two sides symmetry is the most embedding Cold burden buffer board on the side that dress coordinates with cold burden buffer board under described side, on this side, cold burden buffer board is shaped with and described lower rectangular preiection The upper rectangular recess coordinated.

And, connect on core rod between cold burden buffer board and lower impressions under described side and be shaped with bending rotary type runner.

And, the edge even circumferential of described lower impressions is shaped with multiple ejector beam.

Advantages of the present invention and good effect be:

1, being provided with cold burden buffer board in this mould, this cold burden buffer board can make to flow at first in mould and that temperature is low is useless Material molten metal flows in three cold burden buffer boards, it is ensured that enters the molten metal temperature in die cavity and unanimously and flows uniformly, protects Demonstrate,prove the quality of foundry goods.

2, in this mould, little mark by being distributed in product surface diverse location can show its concrete date of manufacture, effectively protects Demonstrate,prove product quality；And fast changeable each liftout mark rod so that simple to operate, it is easy to accomplish.

3, the cold burden buffer board in this mould is shaped with the multiple rectangular recess being uniformly arranged so that molten metal flow velocity is uniform, effectively carries High casting quality.

4, the ejector beam in this mould is arranged on the edge of lower impressions, it is to avoid go out because of the arranging unreasonable of ejector beam in the middle part of foundry goods Now hold poor problem, be effectively increased product quality.

5, present configuration is simple, design science is reasonable, is effectively increased the quality of foundry goods.

Accompanying drawing explanation

Fig. 1 is the perspective view of lower mold of the present invention；

Fig. 2 is the perspective view of upper mold of the present invention；

Fig. 3 is the I portion enlarged drawing in Fig. 1；

Fig. 4 is the II portion enlarged drawing in Fig. 1；

Fig. 5 is the III portion enlarged drawing in Fig. 1；

Fig. 6 is the IIII portion enlarged drawing in Fig. 2.

Detailed description of the invention

The invention will be further described below in conjunction with the accompanying drawings and by specific embodiment.

The die casting of mark reviewed by a kind of band, as shown in Figure 1 and Figure 2, including lower bolster 1, lower mold core 2, cope match-plate pattern 9 with And upper mold core 10, the middle part setting-in lower mold core of described lower bolster, this lower mold core is shaped with lower impressions 2A of circular configuration, this lower mold Core side lower bolster is shaped with lower charging aperture 3；The middle part setting-in upper mold core of described cope match-plate pattern, this upper mold core is shaped with upper impression 10A, The cope match-plate pattern of this upper mold core side is shaped with the upper feeding mouth 16 coordinated with described lower charging aperture, and this cope match-plate pattern four corner is fixedly mounted with and lower mold Four locating dowels 11 that plate coordinates.

The innovative point of the present invention is:

1, the lower bolster another side of corresponding described lower charging aperture is laterally embedded in lower cold burden buffer board 7, the two sides pair of this lower bolster Claim longitudinally to be embedded in cold burden buffer board 5 under two sides.Described lower cold burden buffer board upper surface parallel interval is uniformly shaped with multiple lower rectangle Groove 8, as shown in Figure 3.Under described side, cold burden buffer board end face parallel interval is uniformly shaped with multiple lower rectangular preiection 6, such as Fig. 4 Shown in.When casting of molten metal, flow in mould and that temperature is low scrap metal liquid stream at first and enter in three cold burden buffer boards, Ensure that the molten metal temperature entered in die cavity is consistent and flows uniformly, it is ensured that the quality of foundry goods.

Connect on core rod between cold burden buffer board and lower impressions under described side and be shaped with bending rotary type runner 4 (i.e. S type), should Runner plays the effect of buffering, it is ensured that in molten metal Uniform Flow die cavity, improves casting quality.

The upper impression bottom surface of described upper feeding mouth side is embedded in multiple liftout mark rods 18, the liftout mark rod in the present embodiment accompanying drawing Being two, as " 14 " represent 2014, " 11 " then represent November.By being distributed in the little of product surface diverse location Mark can show its concrete date of manufacture, and product quality has been effectively ensured；And fast changeable each liftout mark rod, Make simple to operate, it is easy to accomplish.

2, the cope match-plate pattern another side of corresponding described upper feeding mouth is laterally embedded in the upper cold burden that coordinates with described lower cold burden buffer board and delays Punching 12, on this, cold burden buffer board is shaped with the upper rectangular preiection 13 that the lower rectangular recess with described lower cold burden buffer board coordinates；On this Template two sides symmetry is longitudinally embedded in cold burden buffer board 14 on the side coordinated with cold burden buffer board under described side, cold burden buffering on this side Plate is shaped with the upper rectangular recess 15 coordinated with the lower rectangular preiection of cold burden buffer board under described side.

3, the edge even circumferential of described lower impressions is shaped with multiple ejector beam 17, thus can be prevented effectively from the middle part of foundry goods because of ejector beam Arrange unreasonable and occur end difference problem, be effectively increased product quality.

The invention have the benefit that

It is emphasized that embodiment of the present invention is illustrative rather than determinate, therefore the present invention includes also It is not limited to the embodiment described in detailed description of the invention, every is drawn according to technical scheme by those skilled in the art Other embodiments, also belong to the scope of protection of the invention.

Claims

1. a die casting for mark reviewed by band, including lower bolster, lower mold core, cope match-plate pattern and upper mold core, described lower bolster Middle part setting-in lower mold core, this lower mold core is shaped with lower impressions, and the lower bolster of this lower mold core side is shaped with lower charging aperture；Described upper mold The middle part setting-in upper mold core of plate, this upper mold core is shaped with upper impression, and the cope match-plate pattern of this upper mold core side is shaped with joins with described lower charging aperture The upper feeding mouth closed, this cope match-plate pattern four corner is fixedly mounted with four locating dowels coordinated with lower bolster, it is characterised in that: under correspondence is described The lower bolster another side of charging aperture is laterally embedded in lower cold burden buffer board, under the two sides symmetry of this lower bolster longitudinally two sides of setting-in Cold burden buffer board；

The die casting of mark reviewed by band the most according to claim 1, it is characterised in that: described lower cold burden buffer board upper end Face parallel interval is uniformly shaped with multiple lower rectangular recess；Under described side, cold burden buffer board end face parallel interval is uniformly shaped with multiple lower square Shape is protruding；

The die casting of mark reviewed by band the most according to claim 1, it is characterised in that: under described side cold burden buffer board with On core rod between lower impressions, connection is shaped with bending rotary type runner.

The die casting of mark reviewed by band the most according to claim 1, it is characterised in that: the edge circumference of described lower impressions Uniformly it is shaped with multiple ejector beam.