CN213530629U - Punch cooling assembly of hot forging processing die - Google Patents

Abstract

The utility model discloses a drift cooling module of hot forging mold processing, including drift body, interior cold subassembly and outer cold subassembly, contain the cooling chamber in the drift body, interior cold subassembly sets up the cooling intracavity, the inside of drift body is through interior cold subassembly cooling, outer cold subassembly sets up the outside at the drift body, just the outside of drift body is through outer cold subassembly cooling, through interior cold subassembly and outer cold subassembly cooling of cooling down to the drift body simultaneously, can reduce the temperature on the drift body, prevents its high temperature deformation, promotes its life.

Description

Punch cooling assembly of hot forging processing die

Technical Field

The utility model belongs to hot forging processing field, in particular to hot forging mold's drift cooling module.

Background

A forging process performed at a temperature higher than the recrystallization temperature of metal is called hot forging, and a hot forging punch is a forming method in which a punch of a forging machine is used to apply pressure to a hot forged blank to cause plastic deformation, thereby obtaining a hole of a desired shape and size, and is generally made of a manganese steel material having a low carbon content and can withstand a high temperature of about 1200 ℃. The punch deforms under the action of high-temperature annealing and deformation force, so that the service life of the punch is reduced, the cost is increased, the production efficiency is reduced, and the product punching defects are caused.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a drift cooling module of hot forging mold processing can cool down the drift and cool off, prevents its high temperature deformation.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a hot forging mold processing's drift cooling module, includes drift body, interior cold subassembly and outer cold subassembly, contain the cooling chamber in the drift body, interior cold subassembly sets up the cooling intracavity, the inside of drift body is through interior cold subassembly cooling, outer cold subassembly sets up in the outside of drift body, just the outside of drift body is through outer cold subassembly cooling.

Further, the cooling chamber is for seting up the blind hole column structure in the drift body inside, interior cold subassembly contains the cooling inner core pipe, the coaxial and interval setting of cooling inner core pipe is in the cooling chamber, constitute the cooling runner between cooling inner core pipe and the cooling chamber, the one end intercommunication of cooling inner core pipe is provided with the inlet tube, just the other end of inlet tube stretches out to the outside of drift body, communicate on the drift body and be provided with the outlet pipe in the cooling chamber.

Further, the outer cooling assembly comprises a driving mechanism arranged on the punch body and a heat dissipation axial flow fan coaxially and rotatably arranged on the punch body, the heat dissipation axial flow fan is arranged at a driving end of the driving mechanism, and the heat dissipation axial flow fan is arranged towards the bottom end of the punch body in an air cooling mode.

Further, actuating mechanism includes seal housing and sets up paddle rotor in the seal housing inner chamber, seal housing is the cylindrical structure of inner cavity, seal housing is coaxial fixed the setting in the outside of drift body, the coaxial gyration cover of paddle rotor is established on the drift body, just the bottom of paddle rotor stretches out to seal housing outside and connects in heat dissipation axial fan.

Furthermore, a liquid inlet and a liquid outlet which are positioned at two sides of the rotary axis are respectively arranged on the sealing shell, and the liquid inlet is communicated with the water outlet end of the water outlet pipe.

Furthermore, an annular embedded ring groove is formed in the punch body corresponding to the paddle rotor.

Furthermore, the top end of the cooling inner core pipe is a closed end and is provided with a connecting plug, and the connecting plug is detachably plugged at the top end of the cooling cavity.

Has the advantages that: the utility model discloses an interior cold subassembly and outer cold subassembly cool down the cooling to the drift body simultaneously, can reduce the temperature on the drift body, prevent its high temperature deformation, promote its life.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a schematic half-sectional view of the overall structure of the present invention;

fig. 3 is an enlarged schematic view of the structure of part a of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, a punch cooling assembly of a hot forging die comprises a punch body 1, an inner cooling assembly 2 and an outer cooling assembly 3, wherein the punch body 1 includes a cooling cavity 4 therein, the inner cooling assembly 2 is arranged in the cooling cavity 4, the interior of the punch body 1 is cooled by the inner cooling assembly 2, the outer cooling assembly 3 is arranged on the outer side of the punch body 1, and the exterior of the punch body 1 is cooled by the outer cooling assembly 3. Through interior cold subassembly 2 and outer cold subassembly 3 cool down the cooling to drift body 1 simultaneously, can reduce the temperature on the drift body 1, prevent its high temperature deformation, promote its life.

As shown in the attached drawing 2, cooling chamber 4 is the blind hole column structure of seting up in drift body 1 inside, interior cold subassembly 2 contains cooling inner core pipe 5, the coaxial and interval setting of cooling inner core pipe 5 is in cooling chamber 4, just the bottom opening of cooling inner core pipe 5 sets up with the bottom interval of cooling chamber 4, the inner chamber of cooling inner core pipe 5 switches on the setting through bottom port and cooling chamber 4, constitute the cooling runner between cooling inner core pipe 5 and the cooling chamber 4, the one end intercommunication of cooling inner core pipe 5 is provided with inlet tube 6, just the other end of inlet tube 6 stretches out to the outside of drift body 1, communicate on drift body 1 and be provided with outlet pipe 7 in cooling chamber 4. A cooling liquid flow channel is formed by the water inlet pipe 6, the cooling flow channel and the water outlet pipe 7 to cool the interior of the punch body 1.

The outer cooling assembly 3 comprises a driving mechanism 10 arranged on the punch body 1 and a heat dissipation axial flow fan 11 coaxially and rotatably arranged on the punch body 1, the heat dissipation axial flow fan 11 is arranged at a driving end of the driving mechanism 10, and the heat dissipation axial flow fan 11 is arranged towards the bottom end of the punch body 1 in an air cooling mode. Carry out the forced air cooling through the rotation of fan hot axial fan 11 to drift body 1, and owing to after the die sinking, need carry out the cooling of lubricating liquid spraying to drift and die, through the forced air cooling air current of heat dissipation axial fan 11, can accelerate the evaporation of lubricating liquid on the drift to rapid cooling, and simultaneously with the liquid on the 1 lateral wall of drift body through the air current flow to drift bottom, further promotion tip cooling rate.

As shown in fig. 3, the driving mechanism 10 includes a sealing housing 9 and a paddle rotor 8 disposed in an inner cavity of the sealing housing 9, the sealing housing 9 is a cylindrical structure with an inner cavity, the sealing housing 9 is coaxially and fixedly disposed on the outer side of the punch body 1, the paddle rotor 8 is coaxially sleeved on the punch body 1, and the bottom end of the paddle rotor 8 extends out of the sealing housing 9 and is connected to the axial-flow heat dissipating fan 11. When the paddle rotor 8 rotates, the heat-dissipating axial flow fan 11 is driven to rotate.

The sealed shell 9 is provided with a liquid inlet and a liquid outlet which are positioned on two sides of the rotary axis respectively, the liquid inlet is communicated with the water outlet end of the water outlet pipe 7, the liquid outlet is communicated with the waste liquid collecting tank, and cooling liquid which passes through the cooling inner core body 5 flows out and then flows into the sealed shell 9 through the liquid outlet pipe so as to drive the paddle rotor to rotate, so that the whole structure is ingenious, simple and compact in design and small in occupied size.

An annular embedded ring groove 12 is formed in the punch body 1 corresponding to the paddle rotor 8 so as to mount and support the paddle rotor.

The top end of the cooling inner core pipe 5 is a closed end and is provided with a connecting plug 13, the connecting plug 13 is detachably plugged at the top end of the cooling cavity 4 through threaded connection, and a cooling flow channel is formed by the connecting plug 13 and the cooling inner core pipe 5.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (7)

1. The utility model provides a drift cooling module of hot forging mold which characterized in that: including drift body (1), interior cold subassembly (2) and outer cold subassembly (3), contain cooling chamber (4) in drift body (1), interior cold subassembly (2) set up in cooling chamber (4), the inside of drift body (1) is through interior cold subassembly (2) cooling, outer cold subassembly (3) set up in the outside of drift body (1), just the outside of drift body (1) is through outer cold subassembly (3) cooling.

2. The punch cooling assembly of a hot forging die set forth in claim 1, wherein: cooling chamber (4) are for seting up at the inside blind hole column structure of drift body (1), interior cold subassembly (2) contain cooling inner core pipe (5), cooling inner core pipe (5) are coaxial and the interval sets up in cooling chamber (4), constitute the cooling runner between cooling inner core pipe (5) and cooling chamber (4), the one end intercommunication of cooling inner core pipe (5) is provided with inlet tube (6), just the other end of inlet tube (6) stretches out to the outside of drift body (1), communicate on drift body (1) and be provided with outlet pipe (7) in cooling chamber (4).

3. The punch cooling assembly of a hot forging die set forth in claim 2, wherein: the outer cooling assembly (3) comprises a driving mechanism (10) arranged on the punch body (1) and a heat dissipation axial flow fan (11) coaxially and rotatably arranged on the punch body (1), the heat dissipation axial flow fan (11) is arranged on a driving end of the driving mechanism (10), and the heat dissipation axial flow fan (11) is arranged towards the bottom end of the punch body (1) in an air cooling mode.

4. The punch cooling assembly of a hot forging die set forth in claim 3, wherein: actuating mechanism (10) are in including seal housing (9) and setting paddle rotor (8) in seal housing (9) inner chamber, seal housing (9) are the cylindrical structure of inner cavity, seal housing (9) coaxial fixed sets up in the outside of drift body (1), the coaxial cover of revolving of paddle rotor (8) is established on drift body (1), just the bottom of paddle rotor (8) is stretched out to seal housing (9) outside and is connected in heat dissipation axial compressor fan (11).

5. The punch cooling assembly of a hot forging die set forth in claim 4, wherein: the sealing shell (9) is respectively provided with a liquid inlet and a liquid outlet which are positioned at two sides of the rotary axis, and the liquid inlet is communicated with the water outlet end of the water outlet pipe (7).

6. The punch cooling assembly of a hot forging die set forth in claim 4, wherein: the punch body (1) is provided with an annular embedded ring groove (12) corresponding to the paddle rotor (8).

7. The punch cooling assembly of a hot forging die set forth in claim 2, wherein: the top end of the cooling inner core pipe (5) is a closed end and is provided with a connecting plug (13), and the connecting plug (13) is detachably plugged at the top end of the cooling cavity (4).

Images