CN218283631U - Whole casting frog mould - Google Patents
Whole casting frog mould Download PDFInfo
- Publication number
- CN218283631U CN218283631U CN202222449306.8U CN202222449306U CN218283631U CN 218283631 U CN218283631 U CN 218283631U CN 202222449306 U CN202222449306 U CN 202222449306U CN 218283631 U CN218283631 U CN 218283631U
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- rail
- dovetail
- movable block
- molding
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Abstract
The utility model discloses a whole cast frog mould, including the interlude that is used for mount pad, wing rail, guard rail and heart rail molding the interlude both ends be equipped with and be used for heart rail heel end and the fashioned combination section of wing rail toe end changeover portion I rail, the combination section include base and a pair of riser, the base be used for the mount pad molding, the riser include molding portion and installation department, molding portion be connected with the base and be used for changeover portion I rail waist molding, the installation department both sides be provided with the movable block, the movable block form railhead molding with the installation department combination, installation department and each movable block pass through dovetail and the cooperation of dovetail and assemble, dovetail and dovetail can follow base normal direction relative activity; the mold combination section is used for modeling the I-shaped rail transition sections at the heel end and the toe end, and the movable block for modeling the rail head can be pulled out from the sand mold along the length direction, so that the process is simplified and the efficiency is improved.
Description
Technical Field
The utility model relates to a casting field, concretely relates to mold design of block cast frog.
Background
The integral casting frog is characterized in that a wing rail, a guard rail and a center rail of the frog are integrally cast and formed, a casting cavity needs to be formed in a sand mold through a mold during casting, the wing rail, the guard rail and the center rail can be directly separated from the sand mold due to no transverse check, a transition section connected with a steel rail needs to be arranged on the extension section of the wing rail and the extension section of the center rail, the section of the transition section is an I-shaped rail with the same shape as the steel rail, the rail head part of the I-shaped rail is wider than the rail waist part and cannot be directly molded and the mold can not be separated from the sand mold, a larger cavity is formed at the position in the traditional method, a core box with the same shape as the transition section is prepared in the cavity for molding, the core box molding process is complex, time and labor are wasted when the core box is prepared in the sand mold, the core box is difficult to position and easily float, and the processing allowance which needs to flow out is convenient for subsequent machining.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of complex sand mold molding process and low efficiency of the male block-cast frog in the prior art, the block-cast frog mold capable of directly molding the heel end and toe end I-shaped rail transition sections of the frog is provided.
The utility model provides a whole cast frog mould, is including being used for mount pad, wing rail, guard rail and the figurative interlude of heart rail mid section both ends be equipped with and be used for the figurative combination section of heart rail heel end and wing rail toe end changeover portion I rail, the combination section include base and a pair of riser, the base be used for the mount pad molding, the riser including molding portion and installation department, molding portion be connected with the base and be used for changeover portion I rail waist molding installation department both sides be provided with the movable block, the movable block form railhead molding with the installation department combination installation department and each movable block pass through dovetail and dovetail cooperation equipment, dovetail and dovetail can follow normal base direction relative activity.
Furthermore, the movable block and the mounting part are respectively provided with a magnet capable of being mutually adsorbed.
Further, magnet be close to the movable block both ends setting, magnet on the installation department is corresponding with the last magnet position of movable block.
Furthermore, the dovetail groove is arranged on the movable block, and the dovetail is arranged on the mounting part.
Furthermore, the dovetail groove is arranged on the installation part, and the dovetail is arranged on the movable block.
Furthermore, the middle section is wooden, the base and the vertical plate are made of metal, and the movable block is wooden.
Furthermore, the butt joint of the combined section and the middle section is positioned at a transition third intersection.
The combined section is spliced with the middle section in the die, the middle section is used for molding a center rail, a wing rail and a guard rail cavity in a sand mold, the combined section is used for molding a heel end and a toe end I-shaped rail transition section, the base and the vertical plate do not transversely block the rail transition section, the rail transition section can be directly pulled out from the sand mold, the movable block for molding the rail head flows out enough gaps between the pulled out vertical plates, the movable block can be pulled out from the sand mold along the length direction, the molding of the frog is directly completed, a core box is not required to be arranged for molding aiming at the I-shaped rail section, the process is simplified, and the efficiency is improved.
Drawings
FIG. 1 is a schematic view of the mold structure of the present invention;
FIG. 2 is a schematic view of a modular segment;
FIG. 3 is an exploded view of the assembled section;
fig. 4 is a schematic view of the assembled section removed from the sand mold.
Detailed Description
In order to better understand the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings and specific embodiments:
the integral casting frog mould shown in figure 1 comprises an intermediate section 1, wherein the intermediate section 1 is prepared into a sand mould and can form a die cavity model of a mounting seat (corresponding part 1 a), a wing rail (corresponding part 1 b), a guard rail (corresponding part 1 c) and a point rail (corresponding part 1 d) in the sand mould, as the integral casting frog needs to be provided with I-shaped rail transition sections with the same cross section as that of the steel rail at a heel end and a toe end for connecting the steel rail, the two ends of the intermediate section 1 are spliced and provided with combined sections 2, the combined sections 2 are mainly used for forming the I-shaped rails at the heel end and the toe end in the sand mould, the butt joint of the combined sections 2 and the intermediate section 1 is arranged at a transition three intersection, particularly, the combined section 2 shown in figures 2 and 3 comprises a base 2-1 and a pair of vertical plates 2-2, the pair of vertical plates 2-2 correspond to the parts of the middle section 1 for forming the center rail and the wing rail and keep the same extending direction, wherein the base 2-1 is used for forming a base cavity, the vertical plate 2-2 comprises a forming part 2-21 and an installation part 2-22, the forming part 2-21 is connected with the base 2-1 and is used for forming the rail waist of the I-shaped rail of the transition section, two sides of the installation part 2-22 are respectively provided with a movable block 2-3, the movable block 2-3 is matched with the installation part 2-22 for forming the rail head, in order to enable the movable block 2-3 and the installation part 2-22 to be accurately positioned and reliably matched, a dovetail groove 2-4 and a dovetail 2-5 assembly structure are arranged between the movable block 2-3 and the installation part 2-22, the relative sliding direction of the dovetail groove 2-4 and the dovetail 2-5 needs to be the same as the normal direction of the base, specifically, as shown in fig. 3, the dovetails 2-5 are disposed on the movable blocks 2-3, and the dovetails 2-4 are disposed on the mounting portions 2-22, and are inserted into each other so that the movable blocks 2-3 are assembled to the mounting portions 2-22, but it is also possible to dispose the dovetails 2-5 on the mounting portions 2-22 and dispose the dovetails 2-4 on the movable blocks for assembly. In order to enable the movable block 2-3 to be tightly attached to the mounting part 2-22, the magnet 3 is arranged at the position, close to the two ends, of the movable block 2-3, the magnet 3 which corresponds to the position of the magnet 3 on the movable block 2-3 and can be mutually adsorbed is also arranged on the mounting part 2-22, and the movable block 2-3 and the magnet 3 on the mounting part 2-22 are mutually adsorbed to keep the movable block 2-3 and the mounting part 2-22 tightly attached to each other after assembly.
When in modeling, the two combined sections 2 are spliced to two sides of the middle section 1, the middle section is connected and fixed with the base 2-1 through a template, molding sand is filled in a sand box and tamped, as shown in figure 4, the middle section 1, the base 2-1 and the vertical plate 2-2 are taken out of the sand mold A through the template along the normal direction of the base 2-1, each movable block 2-3 is left in the sand mold, then the movable blocks are drawn out of the sand mold from the side close to the middle section 1 to complete the modeling of the molding cavity, as the mounting parts 2-22 are drawn out in advance, a certain gap flows between the two movable blocks 2-3 which are matched with each other, the movable blocks 2-3 can be drawn out towards the middle part firstly in the process of drawing the movable blocks 2-3, so that the movable blocks 2-3 are conveniently drawn out, the sequence of the dovetail drawing out is determined according to whether the movable blocks 2-3 are provided with dovetail tenons or dovetail tenons when the movable blocks 2-3 are drawn out, when the dovetail grooves 2-4 arranged on the movable blocks 2-3 are arranged, and the dovetail grooves 2-3 are not considered, and the dovetail grooves 2-3 are arranged in sequence when the movable blocks 2-3 are arranged to be staggered, and the movable blocks 2-3 are arranged outside, the movable blocks 2-3, and the movable blocks 2-3 are arranged in the middle section 2-3, and the dovetail grooves 5 are arranged in the dovetail grooves 2-3, and the movable blocks are arranged in the movable blocks 2-3, and the movable blocks are not arranged in the movable blocks 2-3, and the movable blocks are arranged in the movable blocks.
In the structure, the middle section 1 is made of wood to lighten the mould, the base 2-1 and the vertical plate 2-2 are made of metal integrally, machining precision and stability during assembly are guaranteed, and the movable block 2-3 can be made of wood which is the same as the middle section 1.
Claims (7)
1. The utility model provides a block casting frog mould, is including being used for figurative interlude (1) of mount pad, wing rail, guardrail and heart rail, its characterized in that: interlude (1) both ends be equipped with and be used for heart rail with end and wing rail toe end changeover portion I rail figurative combination section (2), combination section (2) including base (2-1) and a pair of riser (2-2), base (2-1) be used for the mount pad molding, riser (2-2) including molding portion (2-21) and installation department (2-22), molding portion (2-21) be connected with base (2-1) and be used for changeover portion I rail web molding installation department (2-22) both sides be provided with movable block (2-3), movable block (2-3) and installation department (2-22) combination form the railhead molding installation department (2-22) normal line and each movable block (2-3) pass through dovetail (2-4) and dovetail (2-5) cooperation equipment, dovetail (2-4) and dovetail (2-5) can be followed base (2-1) direction relative activity.
2. A block frog assembly mould according to claim 1, characterized in that: the movable block (2-3) and the mounting part (2-22) are provided with magnets (3) which can be mutually adsorbed.
3. A block frog mold according to claim 2 wherein: magnet (3) be close to movable block (2-3) both ends setting, magnet (3) on installation department (2-22) and movable block (2-3) go up magnet (3) position and correspond.
4. A block frog mold according to claim 1 wherein: the dovetail grooves (2-4) are arranged on the movable blocks (2-3), and the dovetail tenons (2-5) are arranged on the mounting parts (2-22).
5. A block frog mold according to claim 1 wherein: the dovetail grooves (2-4) are arranged on the mounting parts (2-22), and the dovetail tenons (2-5) are arranged on the movable blocks (2-3).
6. A block frog assembly mould according to claim 1, characterized in that: the middle section (1) is wooden, the base (2-1) and the vertical plate (2-2) are made of metal materials, and the movable block (2-3) is wooden.
7. A block frog assembly mould according to claim 1, characterized in that: the joint of the combined section (2) and the middle section (1) is positioned at a transition three-intersection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222449306.8U CN218283631U (en) | 2022-09-14 | 2022-09-14 | Whole casting frog mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222449306.8U CN218283631U (en) | 2022-09-14 | 2022-09-14 | Whole casting frog mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218283631U true CN218283631U (en) | 2023-01-13 |
Family
ID=84815246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222449306.8U Active CN218283631U (en) | 2022-09-14 | 2022-09-14 | Whole casting frog mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218283631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415478A (en) * | 2022-08-12 | 2022-12-02 | 中国铁建重工集团股份有限公司 | Frog casting model and processing method |
-
2022
- 2022-09-14 CN CN202222449306.8U patent/CN218283631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415478A (en) * | 2022-08-12 | 2022-12-02 | 中国铁建重工集团股份有限公司 | Frog casting model and processing method |
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