CN221158334U - Forming die convenient to cool down - Google Patents

Abstract

The utility model relates to the technical field of stamping dies and discloses a forming die convenient to cool. The upper die and the lower die continuously impact the workpiece to generate heat, in order to improve the heat exchange effect, the side wall of the lower die is sleeved with a circulating cooling assembly, a circulating connection pump is started to drive cooling liquid to circularly operate in a water pipe, the cooling liquid impacts a groove on the spoiler, so that the cooling liquid flows back, the passing speed of the cooling liquid in the lower die is reduced, the cooling liquid and the lower die are subjected to sufficient heat exchange, and the heat exchange effect is improved. When rivers pass through the spoiler, the water pipe internal diameter narrows down, and then leads to water pressure surge, absorbs the impact of rivers to the water pipe inner wall through setting up the blotter, improves the stability of circulative cooling subassembly.

Description

Forming die convenient to cool down

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a forming die convenient to cool.

Background

The stamping die is one of the important production devices in automobile manufacturing, and is used for performing pressure processing on metal plates of automobile parts, including processes of punching, stretching, cutting and the like, so as to form stamping parts. However, most of the existing dies lack a heat dissipation mechanism, and heat dissipation is performed by completely depending on the characteristics of the dies, so that the heat accumulation caused by continuous stamping cannot be satisfied in the heat dissipation mode.

According to a well-circulated cooling stamping die (publication number: CN 213288416U), the above-mentioned application comprises a base, a shell, a supporting plate, a hydraulic bin, a telescopic rod, a cross rod, a fixed sleeve and other parts. The casing is fixed on the base surface, and the backup pad is fixed at the top of casing, and the hydraulic pressure storehouse is fixed on the surface of backup pad, and telescopic link movable mounting is inside the hydraulic pressure storehouse, and the horizontal pole is fixed on the surface of telescopic link, and the fixed cover is fixed on the surface of horizontal pole.

However, in the practical use process of the equipment, the equipment is limited by factors such as the flow rate of cooling liquid, the contact area of a cooling pipeline and a lower die, and the like, so that a lifting space exists for the cooling effect; in view of this, we propose a molding die that facilitates cooling.

Disclosure of utility model

The utility model aims to provide a molding die convenient to cool, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a forming die convenient to cool off, includes the base, the top terminal surface fixedly connected with bed die of base, the one end of top terminal surface fixedly connected with branch of base, the other end fixedly connected with horizontal pole of branch, the one end of the bottom terminal surface fixedly connected with pneumatic cylinder of horizontal pole, the other end fixedly connected with stamping rod one end of pneumatic cylinder, the other end fixedly connected with bed die of stamping rod, the lateral wall of bed die has cup jointed the circulative cooling subassembly, the circulative cooling subassembly is including the water pipe, the lateral wall of bed die has cup jointed the water pipe, the both ends of water pipe are through circulative connection pump fixed connection, water pipe lateral wall fixedly connected with cooler bin, the inner wall fixedly connected with spoiler of water pipe, one side of spoiler orientation rivers inflow direction is provided with the recess.

Optionally, the inner wall of water pipe is provided with the dashpot, the top terminal surface fixedly connected with blotter of dashpot, and when rivers pass through the spoiler, the water pipe internal diameter narrows down, and then leads to water pressure surge, can reduce the impact of rivers to the water pipe inner wall through setting up the dashpot, improves the stability of circulative cooling subassembly.

Optionally, the quantity of spoiler is provided with a plurality of, and equidistant distribution is at the inner wall of water pipe, and the water pipe is whole to be provided with the spoiler, can reduce the speed of rivers, can make coolant liquid and bed die carry out abundant heat transfer.

Optionally, the number of the buffer grooves is provided with a plurality of buffer grooves, and the buffer grooves are distributed between every two spoilers.

Optionally, the water pipe is the helicitic texture in the bed die, through the distance of helicitic texture extension rivers motion in the bed die, and then fully carries out the heat transfer.

Optionally, the spoilers are staggered in the water pipe, so that the turbulence effect is improved.

Compared with the prior art, the utility model provides the forming die convenient to cool, which has the following beneficial effects:

1. This forming die convenient to cooling, pneumatic cylinder work drives ram rod and last mould impact work piece, and continuous impact can produce heat, in order to improve the effect of heat transfer, and circulating cooling subassembly has been cup jointed to the lateral wall of bed die, and the circulating connection pump starts, drives coolant liquid and runs at the intraductal circulation of water, and the recess on the coolant liquid striking spoiler for the coolant liquid backward flow reduces the speed that the coolant liquid passed through in the bed die, makes coolant liquid and bed die carry out abundant heat transfer, and then improves the effect of heat transfer.

2. This forming die convenient to cooling, for the stability of circulative cooling subassembly, the inner wall of water pipe is provided with the dashpot, and the quantity of dashpot is provided with a plurality of, and distributes between every two spoilers. The top end face of the buffer groove is fixedly connected with a buffer pad. When rivers pass through the spoiler, the water pipe internal diameter narrows down, and then leads to water pressure surge, absorbs the impact of rivers to the water pipe inner wall through setting up the blotter, improves the stability of circulative cooling subassembly.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the sectional structure of the area A of the present utility model.

In the figure: 1. a base; 2. a lower die; 3. a support rod; 4. a cross bar; 5. a hydraulic cylinder; 6. punching a rod; 7. an upper die; 8. a water pipe; 801. a spoiler; 802. a groove; 803. a buffer tank; 804. a cushion pad; 9. the circulating connection pump; 10. and a cooling box.

Detailed Description

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a forming die convenient to cool off, including base 1, the top terminal surface fixedly connected with bed die 2 of base 1, the one end of the top terminal surface fixedly connected with branch 3 of base 1, the other end fixedly connected with horizontal pole 4 of branch 3, the one end of the bottom terminal surface fixedly connected with pneumatic cylinder 5 of horizontal pole 4, the other end fixedly connected with punching press pole 6 one end of pneumatic cylinder 5, the other end fixedly connected with bed die 7 of punching press pole 6, the lateral wall of bed die 2 has cup jointed the circulative cooling subassembly, the circulative cooling subassembly is including water pipe 8, water pipe 8 has been cup jointed to the lateral wall of bed die 2, water pipe 8 is helical structure in bed die 2, the distance of rivers in bed die 2 internal motion is prolonged through helical structure, and then heat transfer fully carries out. The both ends of water pipe 8 pass through circulating connection pump 9 fixed connection, and water pipe 8 lateral wall fixedly connected with cooler bin 10, the inner wall fixedly connected with spoiler 801 of water pipe 8, spoiler 801 staggered arrangement improves the effect of vortex in water pipe 8. The quantity of spoiler 801 is provided with a plurality of, and equidistant distribution is at the inner wall of water pipe 8, and water pipe 8 whole journey is provided with spoiler 801, can reduce the speed of rivers, can make coolant liquid and bed die 2 carry out abundant heat transfer. The spoiler 801 is provided with a groove 802 on one side thereof facing the inflow direction of the water flow.

In one embodiment of the present utility model, the hydraulic cylinder 5 operates to drive the ram 6 and the upper die 7 to impact the workpiece, and the continuous impact generates heat. The circulating connection pump 9 is started to drive the cooling liquid to circulate in the water pipe 8, and the cooling liquid impacts the groove 802 on the spoiler 801, so that the cooling liquid flows back, the speed of the cooling liquid passing through the lower die 2 is reduced, the cooling liquid and the lower die 2 perform sufficient heat exchange, and the heat exchange effect is improved.

In addition, in order to improve the stability of the circulation cooling assembly, the inner wall of the water pipe 8 is provided with a buffer groove 803, and the number of buffer grooves 803 is provided with a plurality and is distributed between every two spoilers 801. A buffer pad 804 is fixedly connected to the top end surface of the buffer slot 803. When the water flow passes through the spoiler 801, the inner diameter of the water pipe 8 is narrowed, so that the water pressure is increased, the impact of the water flow on the inner wall of the water pipe 8 is absorbed by the buffer pad 804, and the stability of the circulating cooling assembly is improved.

In the utility model, when in use, the hydraulic cylinder 5 works to drive the punching rod 6 and the upper die 7 to impact a workpiece, and heat can be generated by continuous impact. The circulating connection pump 9 is started to drive the cooling liquid to circulate in the water pipe 8, and the cooling liquid impacts the grooves 802 on the spoiler 801, so that the cooling liquid flows back, the speed of the cooling liquid passing through the lower die 2 is reduced, and the cooling liquid and the lower die 2 perform sufficient heat exchange. When the water flow passes through the spoiler 801, the inner diameter of the water pipe 8 is narrowed, so that the water pressure is increased, the impact of the water flow on the inner wall of the water pipe 8 is absorbed by the buffer pad 804, and the stability of the circulating cooling assembly is improved.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. The utility model provides a forming die convenient to cool off, includes base (1), the top terminal surface fixedly connected with bed die (2) of base (1), the one end of top terminal surface fixedly connected with branch (3) of base (1), the other end fixedly connected with horizontal pole (4) of branch (3), the one end of the bottom terminal surface fixedly connected with pneumatic cylinder (5) of horizontal pole (4), the other end fixedly connected with stamping rod (6) one end of pneumatic cylinder (5), the other end fixedly connected with bed die (7) of stamping rod (6), its characterized in that: the side wall of bed die (2) has cup jointed circulative cooling subassembly, circulative cooling subassembly is including water pipe (8), the side wall of bed die (2) has cup jointed water pipe (8), the both ends of water pipe (8) are through circulating connection pump (9) fixed connection, water pipe (8) lateral wall fixedly connected with cooling tank (10), the inner wall fixedly connected with spoiler (801) of water pipe (8), one side of spoiler (801) towards the rivers inflow direction is provided with recess (802).

2. A cooling-facilitating forming die as defined in claim 1, wherein: the inner wall of the water pipe (8) is provided with a buffer groove (803), and the top end surface of the buffer groove (803) is fixedly connected with a buffer pad (804).

3. A cooling-facilitating forming die as defined in claim 1, wherein: the number of the spoilers (801) is a plurality, and the spoilers are distributed on the inner wall of the water pipe (8) at equal intervals.

4. A cooling-facilitating forming die as defined in claim 2, wherein: the number of the buffer grooves (803) is a plurality of, and the buffer grooves are distributed between every two spoilers (801).

5. A cooling-facilitating forming die as defined in claim 1, wherein: the water pipe (8) is in a spiral structure in the lower die (2).

6. A cooling-facilitating forming die as defined in claim 1, wherein: the spoilers (801) are staggered in the water pipe (8).