Die charging barrel punch with circulating water path

Abstract

The utility model discloses a mould charging barrel punch with a circulating water path, which comprises a punch shell and an inner core, the punch shell is fixedly connected with the inner core, a drainage pipe and a plurality of groups of connecting pipes are fixedly connected in the inner core, a plurality of groups of bottom pipelines which are annularly distributed are fixedly mounted at the bottom of the inner core, and the bottom pipelines are fixedly connected with the inner core. And the plurality of groups of bottom pipelines are communicated with the drainage pipe. According to the cooling device, the backflow pipe is connected with an external power source, refrigerating fluid enters the center position of the bottom of the inner core through the drainage pipe, is dispersed into the S-shaped bottom pipelines and then is transferred into the corresponding side wall pipelines, and the refrigerating fluid in the side wall pipelines is guided out of the cooling water tank through the backflow pipe; and therefore, the inner cavity of the punch shell is rapidly cooled in the circulating process of the refrigerant fluid in the stroke multi-pipeline water circulation of the inner cavity of the punch shell, so that the cooling rate of the punch is increased, and the working efficiency of the die charging barrel punch is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of a mold barrel punch, in particular to a mold barrel punch with a circulating water channel. Background Art

[0002] Large-scale die-casting technology, especially die-casting technology above 6,000 tons, has emerged and developed rapidly in the past three years. It is a new technology that has emerged with the rapid development of the new energy vehicle industry represented by Tesla.

[0003] Punch products are used in the production of large-scale die-casting machines. When the die-casting machine is working, this product plays the role of a piston to squeeze the aluminum liquid into the mold cavity. The existing punch products only have a cylindrical inner cavity, without a separate circulating water channel design, and no constraints on the flow direction of the cooling water. In this way, the cooling water cannot circulate well after entering the inner cavity, and the efficient cooling effect cannot be achieved, which affects the production efficiency. Therefore, it is urgent to propose a corresponding mold barrel punch with a circulating water channel to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the above problems and to provide a die barrel punch with a circulating water channel.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A mold barrel punch with a circulating water circuit comprises a punch shell and an inner core, wherein the punch shell is fixedly connected to the inner core, a drainage tube and multiple groups of connecting tubes are fixedly connected inside the inner core, multiple groups of bottom pipes distributed in an annular shape are fixedly installed at the bottom of the inner core, the multiple groups of bottom pipes are all connected to the drainage tube, the multiple groups of bottom pipes are respectively connected to the multiple groups of connecting tubes through multiple groups of side wall pipes, and the multiple groups of side wall pipes are fixedly connected to the outer wall of the vertical end of the inner core, and a reflux component for reflux of coolant is arranged between the top of the punch shell and the multiple groups of connecting tubes.

[0007] Preferably, an outer ring is integrally formed at the top of the inner core, an outer wall of the outer ring is engaged with the top of the punch shell through a slot, and the outer ring is fixedly connected to the punch shell through a locking rod.

[0008] Preferably, an inner groove matching the locking rod is formed at the top of the outer ring, and an elastic block is interference-fitted inside the inner groove.

[0009] Preferably, a plurality of bottom blocks are fixedly mounted on the bottom of the inner core, the plurality of bottom blocks are staggered with the plurality of bottom pipes, and the bottoms of the plurality of bottom blocks are all in contact with the inner surface wall of the bottom of the punch shell.

[0010] Preferably, a series ring is provided below the bottom pipe, and the series ring is fixedly connected to the multiple groups of bottom blocks.

[0011] Preferably, the reflux assembly comprises a reflux pipe, and the reflux pipe is fixedly connected to a plurality of connecting pipes via a plurality of flanges.

[0012] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0013] 1. In the present application, the return pipe is connected to the external power source, and the refrigerant enters the bottom center of the inner core through the drainage pipe, and is then dispersed into multiple groups of S-shaped bottom pipes. The refrigerant is then transferred to the corresponding side wall pipes, and the refrigerant inside the multiple groups of side wall pipes is led out to the cooling water tank through the return pipe, thereby circulating water through multiple pipes in the inner cavity of the punch shell. During the circulation process, the refrigerant quickly cools down the inner cavity of the punch shell, thereby improving the cooling rate of the punch, thereby ensuring the working efficiency of the mold barrel punch.

[0014] 2. In the present application, the inner core is inserted into the outer shell until the bottom block abuts against the inner surface wall of the bottom of the punch outer shell. At this time, the outer ring of the outer surface wall of the inner core just overlaps the slot on the punch outer shell, and the punch outer shell and the outer ring are fixed by the locking rod, so as to realize the convenient disassembly and assembly of the punch outer shell and the inner core, so as to facilitate the subsequent inspection and maintenance of the circulation pipeline. At the same time, the cooperation of multiple sets of bottom blocks and series rings can provide prestress for the bottom of the punch outer shell, thereby ensuring the overall structural strength of the mold barrel punch. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The overall structure schematic diagram provided according to the embodiment of the utility model is shown;

[0016] Figure 2 A schematic diagram of the bottom pipeline structure provided according to an embodiment of the utility model is shown;

[0017] Figure 3 A schematic diagram of the structure of an elastic block provided according to an embodiment of the utility model is shown;

[0018] Figure 4 A schematic diagram of a series ring structure provided according to an embodiment of the utility model is shown.

[0019] Legend:

[0020] 1. Punch shell; 2. Inner core; 3. Reflux pipe; 4. Drainage pipe; 5. Connecting pipe; 6. Outer ring; 7. Slot; 8. Side wall pipe; 9. Bottom pipe; 10. Bottom block; 11. Elastic block; 12. Locking rod; 13. Flange; 14. Inner groove; 15. Series ring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] A die barrel punch with a circulating water circuit comprises a punch shell 1 and an inner core 2, wherein the punch shell 1 is fixedly connected to the inner core 2, a drainage pipe 4 and a plurality of connecting pipes 5 are fixedly connected inside the inner core 2, a plurality of bottom pipes 9 distributed in an annular pattern are fixedly installed at the bottom of the inner core 2, the plurality of bottom pipes 9 are all connected to the drainage pipe 4, the plurality of bottom pipes 9 are respectively connected to the plurality of connecting pipes 5 through a plurality of side wall pipes 8, and the plurality of side wall pipes 8 are fixedly connected to the outer wall of the vertical end of the inner core 2, and a reflux component for reflux of coolant is arranged between the upper portion of the punch shell 1 and the plurality of connecting pipes 5;

[0024] The return pipe 3 is connected to the external power source, and the refrigerant enters the bottom center of the inner core 2 through the drainage pipe 4, and is then dispersed into multiple groups of S-shaped bottom pipes 9. The refrigerant is then transferred to the corresponding side wall pipes 8. The refrigerant in the multiple groups of side wall pipes 8 is then guided to the external cooling water tank through the return pipe 3, thereby forming a multi-pipe water circulation in the inner cavity of the punch shell 1. During the circulation process, the refrigerant completes the rapid cooling of the inner cavity of the punch shell 1, thereby improving the cooling rate of the punch, thereby ensuring the working efficiency of the mold barrel punch.

[0025] Specifically, Figure 2 and Figure 4As shown, an outer ring 6 is integrally formed at the top of the inner core 2, and the outer wall of the outer ring 6 is engaged with the top of the punch shell 1 through the slot 7, and the outer ring 6 is fixedly connected to the punch shell 1 through the locking rod 12, and multiple groups of bottom blocks 10 are fixedly installed at the bottom of the inner core 2, and the multiple groups of bottom blocks 10 are staggered and distributed with the multiple groups of bottom pipes 9, and the bottoms of the multiple groups of bottom blocks 10 are all in contact with the inner surface wall of the bottom of the punch shell 1. The inner core 2 is inserted into the inside of the punch shell 1 until the bottom block 10 is in contact with the inner surface wall of the bottom of the punch shell 1. At this time, the outer ring 6 of the outer wall of the inner core 2 is just overlapped with the slot 7 on the punch shell 1, and the punch shell 1 and the outer ring 6 are fixed by the locking rod 12. , thereby realizing convenient disassembly and assembly of the punch shell 1 and the inner core 2, thereby facilitating the subsequent inspection and maintenance of the circulation pipeline. At the same time, the cooperation of multiple groups of bottom blocks 10 and series rings 15 can provide prestress for the bottom of the punch shell 1, thereby ensuring the overall structural strength of the mold barrel punch. An inner groove 14 matching the locking rod 12 is provided on the top of the outer ring 6, and an elastic block 11 is interference fit inside the inner groove 14. The material of the elastic block 11 here is preferably polytetrafluoroethylene, which has both high temperature resistance and elasticity. The interference fit method ensures the stable position of the elastic block 11, and the elastic block 11 abuts against the outer wall of the locking rod 12 to limit the loosening of the locking rod 12.

[0026] Specifically, Figure 2 and Figure 3 As shown, a series ring 15 is provided below the bottom pipe 9, and the series ring 15 is fixedly connected to the multiple groups of bottom blocks 10. The multiple groups of bottom blocks 10 are connected in series through the series ring 15, so as to ensure the structural strength of the multiple groups of bottom blocks 10. The reflux component includes a reflux pipe 3, and the reflux pipe 3 is fixedly connected to the multiple groups of connecting pipes 5 through multiple groups of flanges 13 respectively. The reflux pipe 3 is connected to an external power source, and the refrigerant inside the multiple groups of side wall pipes 8 is discharged to the external cooling water tank through the reflux pipe 3.

[0027] Working principle: the return pipe 3 is connected to the external power source, the refrigerant enters the bottom center of the inner core 2 through the drainage pipe 4, and then is dispersed into multiple groups of S-shaped bottom pipes 9, and then the refrigerant is transferred to the corresponding side wall pipes 8. The refrigerant in the multiple groups of side wall pipes 8 is led out to the external cooling water tank through the return pipe 3, thereby forming a multi-pipe water circulation in the inner cavity of the punch shell 1. The refrigerant completes the rapid cooling of the inner cavity of the punch shell 1 during the circulation process, thereby improving the cooling rate of the punch, thereby ensuring the working of the mold barrel punch. In order to improve the working efficiency, the inner core 2 is inserted into the inside of the punch shell 1 until the bottom block 10 abuts against the inner surface wall of the bottom of the punch shell 1. At this time, the outer ring 6 of the outer surface wall of the inner core 2 is just overlapped with the slot 7 on the punch shell 1, and the punch shell 1 and the outer ring 6 are fixed by the locking rod 12, so as to realize the convenient disassembly and assembly of the punch shell 1 and the inner core 2, so as to facilitate the subsequent inspection and maintenance of the circulation pipeline. At the same time, the cooperation of multiple groups of bottom blocks 10 and series rings 15 can provide prestress for the bottom of the punch shell 1, thereby ensuring the overall structural strength of the mold barrel punch.

[0028] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A die barrel punch with a circulating water path, comprising a punch shell (1) and an inner core (2), characterized in that: The punch shell (1) is fixedly connected to the inner core (2); a drainage tube (4) and a plurality of connecting tubes (5) are fixedly connected inside the inner core (2); a plurality of bottom pipes (9) distributed in an annular shape are fixedly installed at the bottom of the inner core (2); the plurality of bottom pipes (9) are all connected to the drainage tube (4); the plurality of bottom pipes (9) are respectively connected to the plurality of connecting tubes (5) through a plurality of side wall pipes (8); and the plurality of side wall pipes (8) are fixedly connected to the outer wall of the vertical end of the inner core (2); and a reflux component for reflux of coolant is arranged between the upper part of the punch shell (1) and the plurality of connecting tubes (5).

2. A mold barrel punch with a circulating water channel according to claim 1, characterized in that: An outer ring (6) is integrally formed on the top of the inner core (2); the outer wall of the outer ring (6) is engaged with the top of the punch shell (1) via a slot (7); and the outer ring (6) is fixedly connected to the punch shell (1) via a locking rod (12).

3. A die barrel punch with a circulating water channel according to claim 2, characterized in that: An inner groove (14) matching the locking rod (12) is formed at the top of the outer ring (6), and an elastic block (11) is interference-fitted inside the inner groove (14).

4. A die barrel punch with a circulating water channel according to claim 3, characterized in that: A plurality of bottom blocks (10) are fixedly mounted on the bottom of the inner core (2), the plurality of bottom blocks (10) and the plurality of bottom pipes (9) are staggered and distributed, and the bottoms of the plurality of bottom blocks (10) are all in contact with the inner surface wall of the bottom of the punch shell (1).

5. A die barrel punch with a circulating water channel according to claim 4, characterized in that: A series connection ring (15) is provided below the bottom pipe (9), and the series connection ring (15) is fixedly connected to a plurality of groups of bottom blocks (10).

6. A die barrel punch with a circulating water channel according to claim 5, characterized in that: The reflux assembly comprises a reflux pipe (3), and the reflux pipe (3) is fixedly connected to a plurality of connecting pipes (5) via a plurality of flanges (13).

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