阅读说明：本技术 一种制动盘的铸造模具 (Casting mould of brake disc ) 是由 提云贵 裴鸿昌 李金蓬 于 2020-06-24 设计创作，主要内容包括：本发明涉及一种制动盘的铸造模具,包括上模以及与上模对接在一起的下模,在所述的上模和下模之间形成数个加工制动盘铸件的模腔,所述的上模和下模均呈三角形设置,所有的模腔在所述上模和下模之间均匀分布,填充在上模与下模之间。本发明的优点是：通过通风肋条的设置,保证了制动盘的散热效果,将上铸件和下铸件之间安装有防滑机构,提高了制动盘的制动强度,完成制动过程中,防止了上铸件和下铸件的相互滑脱,导流机构的设置,及时排出气体,避免无法排出气体而产生气泡的现象,影响铸件效果,提高了通气效果。(The invention relates to a casting mould of a brake disc, which comprises an upper mould and a lower mould butted together with the upper mould, wherein a plurality of mould cavities for processing a brake disc casting are formed between the upper mould and the lower mould, the upper mould and the lower mould are arranged in a triangular shape, and all the mould cavities are uniformly distributed between the upper mould and the lower mould and filled between the upper mould and the lower mould. The invention has the advantages that: through the setting of ventilation rib, guaranteed the radiating effect of brake disc, will go up the foundry goods and install anti-skidding mechanism down between the foundry goods, improved the braking intensity of brake disc, accomplish the braking in-process, prevented the mutual slippage of last foundry goods and lower foundry goods, the setting of water conservancy diversion mechanism, timely exhaust gas avoids unable exhaust gas and the phenomenon of gassing, influences the foundry goods effect, has improved the ventilation effect.)

1. The utility model provides a casting mould of brake disc, its characterized in that includes and goes up mould and the lower mould that is in the same place with last mould butt joint last mould and lower mould between form the die cavity of several processing brake disc foundry goods, last mould and lower mould all be triangle-shaped and set up, all die cavities are in evenly distributed between last mould and the lower mould fills between last mould and lower mould.

2. The casting mold for a brake disc according to claim 1, wherein the triangle is an equilateral triangle.

3. A brake disc casting mold according to claim 1 or 2, wherein the brake disc casting includes an upper casting and a lower casting welded to a lower portion of the upper casting, and the upper casting and the lower casting are separately machined in the mold cavity; a plurality of upper ventilation ribs which are arranged in a radial manner are uniformly arranged in the cavity of the upper casting along the circumferential direction of the upper casting, and a plurality of lower ventilation ribs which are arranged in a radial manner are uniformly arranged in the cavity of the lower casting along the circumferential direction of the lower casting; the lower surface of the upper casting corresponds to the upper opposite surface of the lower casting and is connected together through an anti-skid mechanism.

4. The brake disc casting mold as claimed in claim 3, wherein the anti-slip mechanism comprises positioning holes provided on the upper casting, positioning posts corresponding to the positioning holes are provided on the upper surface of the lower casting, the positioning posts are adapted to the positioning holes, and the positioning posts are vertically provided on the upper surface of the lower casting; the matching surface of the positioning column and the positioning hole is a conical matching surface.

5. The casting mold for the brake disc as claimed in claim 3, wherein the anti-slip mechanism includes a positioning groove provided on the lower surface of the upper casting, and an anti-slip key corresponding to the positioning groove is provided on the upper surface of the lower casting, and the anti-slip key is fitted to the positioning groove.

6. The brake disc casting mold of claim 3, wherein the anti-slip means comprises a plurality of ribs formed on the lower surface of the upper casting, a plurality of rib grooves formed between adjacent ribs, and a plurality of fastening strips mounted on the upper surface of the lower casting and inserted into the corresponding rib grooves when the upper casting and the lower casting are combined.

7. The brake disc casting mold as claimed in claim 3, wherein the upper and lower castings are pressed and then welded to complete the connection of the upper and lower castings when the upper and lower castings are cooled to 250 degrees of 150-; the upper casting and the lower casting are in close fit at normal temperature.

8. The casting mold for the brake disc according to claim 1, wherein the upper mold is provided with a flow guiding mechanism, the flow guiding mechanism comprises an air outlet pipe, a flow guiding pipe and N-shaped brackets, the air outlet of the upper mold is provided with the air outlet pipe which is arranged in a conical shape, the flaring end of the air outlet pipe is arranged at the air outlet, the necking end is communicated with one end of the flow guiding pipe, the flow guiding pipe is arranged along the length direction of the upper mold, a plurality of N-shaped brackets are sequentially arranged along the length direction of the flow guiding pipe, a space is formed between every two adjacent N-shaped brackets, the flow guiding pipe is arranged in a middle groove of each N-shaped bracket, the upper part of each N-shaped bracket extends to the upper part of the flow guiding pipe, and the lower part of each.

9. The casting mold for a brake disc according to claim 8, wherein two adjacent N-shaped brackets are disposed opposite to each other and offset to surround the fluid guide tube.

Technical Field

The invention relates to a casting die of a brake disc, and relates to the field of metal casting.

Background

The prior brakes comprise a caliper disc brake, a drum brake and the like. When the existing brake has the defects, the heat generated in the use process of the brake disc cannot be dissipated in time due to the problems of heat dissipation effect and assembly, so that the service life of the brake disc is greatly shortened; meanwhile, the stability of the brake disc needs to be guaranteed when the brake disc is assembled, and the existing brake disc is easy to assemble after being used for a period of time and is not firm enough, so that parts crack, and potential safety hazards exist.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a casting mould of a brake disc, and the technical scheme of the invention is as follows:

the utility model provides a casting mould of brake disc, includes mould and the lower mould that is in the same place with last mould butt joint last mould and lower mould between form the die cavity of several processing brake disc foundry goods, last mould and lower mould all be the triangle-shaped setting, all die cavities are in evenly distributed between last mould and the lower mould fills between last mould and lower mould.

The triangle is an equilateral triangle.

The brake disc casting comprises an upper casting and a lower casting welded at the lower part of the upper casting, and the upper casting and the lower casting are respectively processed in the die cavity; a plurality of upper ventilation ribs which are arranged in a radial manner are uniformly arranged in the cavity of the upper casting along the circumferential direction of the upper casting, and a plurality of lower ventilation ribs which are arranged in a radial manner are uniformly arranged in the cavity of the lower casting along the circumferential direction of the lower casting; the lower surface of the upper casting corresponds to the upper opposite surface of the lower casting and is connected together through an anti-skid mechanism.

The anti-skid mechanism comprises a positioning hole arranged on the upper casting, a positioning column corresponding to the positioning hole is arranged on the upper surface of the lower casting, the positioning column is matched with the positioning hole, and the positioning column is vertically arranged on the upper surface of the lower casting; the matching surface of the positioning column and the positioning hole is a conical matching surface.

The anti-skid mechanism comprises a positioning groove arranged on the lower surface of the upper casting, an anti-skid key corresponding to the positioning groove is arranged on the upper surface of the lower casting, and the anti-skid key is matched with the positioning groove.

The anti-skidding mechanism comprises a plurality of convex edges arranged on the lower surface of an upper casting, convex edge grooves are formed between every two adjacent convex edges, a plurality of fastening strips are installed on the upper surface of a lower casting, and the fastening strips are embedded into the corresponding convex edge grooves when the upper casting and the lower casting are combined.

When the upper casting and the lower casting are cooled to 250 ℃ of 150 ℃, the upper casting and the lower casting are pressed tightly and then welded to complete the connection of the upper casting and the lower casting; the upper casting and the lower casting are in close fit at normal temperature.

Go up the mould on be provided with water conservancy diversion mechanism, this water conservancy diversion mechanism includes outlet duct, honeycomb duct, N shape bracket the outlet duct that is the toper setting is installed to the outlet duct department of going up the mould, the flaring end of this outlet duct is installed outlet duct department, the throat end with the one end intercommunication of honeycomb duct, this honeycomb duct sets up along the length direction of last mould, along the length direction of honeycomb duct, installs several N shape bracket in proper order, forms the interval between two adjacent N shape brackets, the honeycomb duct install in the middle part recess of N shape bracket, the upper portion of this N type bracket extends to the upper portion of honeycomb duct, the lower part screw thread is installed last mould on.

Two adjacent N-shaped brackets are arranged oppositely and in a staggered manner to surround the flow guide pipe.

The invention has the advantages that: through the setting of ventilation rib, guaranteed the radiating effect of brake disc, will go up the foundry goods and install anti-skidding mechanism down between the foundry goods, improved the braking intensity of brake disc, accomplish the braking in-process, prevented the mutual slippage of last foundry goods and lower foundry goods, the setting of water conservancy diversion mechanism, timely exhaust gas avoids unable exhaust gas and the phenomenon of gassing, influences the foundry goods effect, has improved the ventilation effect.

The upper die and the lower die are arranged to be equilateral triangles, at least three die cavities can be accommodated on the equilateral triangles, the molding sand is saved for the square die with longer strength, and better holding strength can be provided.

Drawings

Fig. 1 is a schematic view of the main structure of the present invention.

Fig. 2 is a side view of fig. 1.

Fig. 3 is a schematic structural view of a brake disc of the present invention.

FIG. 4 is a schematic structural view of a first embodiment of the upper casting of the present invention.

FIG. 5 is a schematic structural view of a second embodiment of the upper casting of the present invention.

Detailed Description

The invention will be further described with reference to specific embodiments, and the advantages and features of the invention will become apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.

Referring to fig. 1 to 3, the present invention relates to a casting mold for a brake disc, which includes an upper mold 1 and a lower mold 3 butted with the upper mold 1, wherein a plurality of mold cavities 2 (three mold cavities are shown in fig. 1 in this embodiment) for processing a casting of the brake disc are formed between the upper mold 1 and the lower mold, the upper mold 1 and the lower mold 3 are both arranged in a triangular shape, all the mold cavities 2 are uniformly distributed between the upper mold and the lower mold and filled between the upper mold and the lower mold, and the upper mold and the lower mold in the triangular shape are arranged in an equilateral triangle for aesthetic property and convenience in use.

The brake disc casting comprises an upper casting 7 and a lower casting 8 welded at the lower part of the upper casting 7, and the upper casting 7 and the lower casting 8 are respectively machined in the die cavity 2; a plurality of upper ventilation ribs 9 which are arranged in a radial manner are uniformly arranged in the cavity of the upper casting 7 along the circumferential direction of the upper casting 7, and a plurality of lower ventilation ribs (not shown) which are arranged in a radial manner are uniformly arranged in the cavity of the lower casting 8 along the circumferential direction of the lower casting; the lower surface of the upper casting 7 corresponds to the upper opposite surface of the lower casting 8 and is connected together through an anti-slip mechanism.

As shown in fig. 5, the first embodiment of the anti-slip mechanism is the cooperation between the positioning hole and the positioning post: the positioning structure comprises a positioning hole 11 arranged on an upper casting 7, wherein a positioning column corresponding to the positioning hole is arranged on the upper surface of a lower casting 8, the positioning column is matched with the positioning hole, and the positioning column is vertically arranged on the upper surface of the lower casting 8; the matching surfaces of the positioning columns and the positioning holes 11 are conical matching surfaces.

The second embodiment of the anti-skid mechanism is the matching of the positioning groove and the positioning key, and comprises a positioning groove arranged on the lower surface of the upper casting, the upper surface of the lower casting is provided with an anti-skid key corresponding to the positioning groove, and the anti-skid key is matched with the positioning groove.

As shown in fig. 4, the third embodiment of the anti-slip mechanism is a combination of ribs and rib grooves, and includes a plurality of ribs 10 disposed on the lower surface of the upper casting 7, a rib groove is formed between two adjacent ribs 10, and a plurality of fastening strips are mounted on the upper surface of the lower casting 8, and are embedded into the corresponding rib grooves when the upper casting and the lower casting are combined.

When the upper casting 7 and the lower casting 8 are cooled to 250 ℃ of 150 degrees, the upper casting 7 and the lower casting 8 are pressed tightly and then welded, and the connection of the upper casting 7 and the lower casting 8 is completed; the upper casting and the lower casting are in close fit at normal temperature.

Go up mould 7 on be provided with water conservancy diversion mechanism, this water conservancy diversion mechanism includes outlet duct 4, honeycomb duct 5, N shape bracket 6 the outlet duct 5 that is the toper setting is installed to the outlet port department of going up mould 7, the flaring end of this outlet duct 4 is installed outlet port department, the throat end with honeycomb duct 5's one end intercommunication, this honeycomb duct 5 sets up along the length direction of last mould 1, along honeycomb duct 5's length direction, installs several N shape bracket 6 in proper order, forms the interval between two adjacent N shape brackets 6, honeycomb duct 5 install in N shape bracket 6's middle part recess, be supported by N shape bracket, the upper portion of this N type bracket 6 extends to honeycomb duct 5's upper portion, the lower part screw thread is installed last mould 1 on, two adjacent N shape brackets relative and dislocation set up, will the honeycomb duct surround.

The working principle of the invention is as follows: when the upper casting and the lower casting are molded in the die cavity, gas is timely exhausted through the flow guide mechanism, so that bubbles are prevented from being generated, and the ventilation effect is improved; the method comprises the steps of taking an upper casting and a lower casting out of a mold cavity, processing an upper ventilation rib on the upper casting, processing a lower ventilation rib on the lower casting, and processing an anti-skid mechanism after the upper casting and the lower casting are processed, for example, adopting one embodiment of the anti-skid mechanism, wherein a positioning groove is formed in the lower surface of the upper casting, an anti-skid key corresponding to the positioning groove is installed on the upper surface of the lower casting, and after the anti-skid key is matched with the positioning groove, the upper casting and the lower casting are welded together to form the brake disc. The upper die and the lower die are arranged to be equilateral triangles, at least three die cavities can be accommodated on the equilateral triangles, the molding sand is saved for the square die with longer strength, and better holding strength can be provided.