CN218701155U

CN218701155U - Cooling device for extrusion die

Info

Publication number: CN218701155U
Application number: CN202222349861.3U
Authority: CN
Inventors: 范海霞
Original assignee: Nanjing Delisheng Mechanical Equipment Co ltd
Current assignee: Nanjing Delisheng Mechanical Equipment Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-03-24
Anticipated expiration: 2032-09-05

Abstract

The utility model discloses a cooling device for extrusion die, including the cooler bin, the sunken placing cavity that forms downwards in cooler bin top center department, the cooler bin bottom is installed a plurality of supporting legs, and the top of cooler bin one side is connected with the water pipe, be connected with the water pump on the water pipe, the other end intercommunication of water pipe has the heat dissipation case, and the bottom of cooler bin opposite side is connected with the drain pipe, the other end intercommunication of drain pipe has the heat dissipation case, the both sides at cooler bin top all install the hydraulic compressor, two the output of hydraulic compressor all runs through the cooler bin and is connected with scale removal device; the utility model discloses a drive scale removal device and carry out work at cooling box top both sides installation hydraulic stretching machine, make the heat-conducting plate hug closely placing the chamber diapire placing chamber bottom installation telescoping device placing chamber bottom, solved and placed chamber side formation incrustation scale and lead to placing chamber surface temperature uneven, the heat exchange rate descends, leads to the problem that the product defective rate rises.

Description

Cooling device for extrusion die

Technical Field

The utility model belongs to the technical field of extrusion tooling, in particular to a cooling device for extrusion tooling.

Background

The extrusion die belongs to a forming die, and only the other discharging mode is realized by the action of extrusion. The method is widely applied to aluminum special-shaped structures and is also used in plastic parts. The front end of the extruder is used for manufacturing pipes or profiled bars. In short, a die is a tool for forming an article, this tool being constituted by various parts, different dies being constituted by different parts, which effect the processing of the external shape of the article mainly by the change of the physical state of the material being formed, the extrusion die being able to be described by a metaphor: a crutch ruler-shaped cavity is drilled on a bottom plate of the inflator, the air outlet is blocked, the piston is drawn out, yellow mud is filled in the cylinder, and the piston is inserted to suspend for 'inflating', so that an extruded 'triangle iron' can be obtained. This pump is the extrusion die. In fact, the extrusion die is almost the same as the extrusion die and has high strength, the hard alloy of powder metallurgy is used as a bottom plate, the hydraulic press is used for inflating, various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping, stretching and the like in industrial production, and the existing extrusion die cooling device has some defects.

Most of the cooling devices of the existing extrusion die cool the die through water cooling, when the water outside the cavity placed by the depressions meets high temperature and places the outer wall of the cavity, a large amount of heat is absorbed by the water to achieve the cooling effect, but the device places the outer wall of the cavity after being used for a long time to generate scale, the influence is placed on the uneven surface temperature of the cavity, the heat exchange rate is reduced, the cooling time is prolonged, and the reject ratio of the product is increased.

Therefore, it is necessary to invent a cooling device for an extrusion die to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a cooling device for extrusion tooling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cooling device for extrusion tooling, includes the cooler bin, the cavity is placed to the undercut formation of cooler bin top center department for place extrusion tooling, a plurality of supporting legs are installed to the cooler bin bottom, and the top of cooler bin one side is connected with the water pipe, be connected with the water pump on the water pipe, the other end intercommunication of water pipe has the heat dissipation case, and the bottom of cooler bin opposite side is connected with the drain pipe, be connected with the thermostat valve on the drain pipe, the other end intercommunication of drain pipe has the heat dissipation case, install a plurality of radiator fan on the heat dissipation case, it is a plurality of the dust cover is installed to radiator fan's air inlet, hydraulic compressor, two are all installed to the both sides at cooler bin top the output of hydraulic compressor all runs through the cooler bin and is connected with scale removal device, and the top one side intercommunication of cooler bin has the steam exhaust pipe, the end that the steam exhaust pipe runs through the cooler bin and is connected with the telescoping device.

Preferably, the descaling devices comprise a plurality of descaling brushes, the descaling brushes are mounted on the movable plate at equal intervals, sliding grooves are formed in two ends of the movable plate, and the front ends and the rear ends of sliding rods, which are matched with the sliding grooves, are mounted in the sliding grooves and fixedly connected with the front side wall and the rear side wall of the cooling box respectively.

Preferably, the telescoping device fixed mounting is at the center of bottom in the cooler bin, the telescoping device includes the gas receiver, and gas outlet is equipped with to gas receiver one side, is equipped with the piston in the gas receiver, the bottom fixedly connected with spring of piston, spring fixed connection in the cooler bin diapire, piston top fixedly connected with montant, montant top fixedly connected with heat-conducting plate.

Preferably, gas outlet one end is connected with the outlet duct, the outlet duct runs through the cooling tank bottom and is connected with the heat dissipation case, condenser is installed to outlet duct one end near heat dissipation case position department.

Preferably, the area of the heat-conducting plate is consistent with the area of the bottom surface of the placing cavity, and the end surfaces of the left end and the right end of the heat-conducting plate are flush with the opposite surfaces of the two moving plates respectively.

Preferably, a plurality of the heat dissipation fans are installed on the upper portion of the heat dissipation box, the heat dissipation box comprises a water storage area, a baffle is arranged between the water storage area and the heat dissipation fans, and a channel is reserved between the fans.

Preferably, the volume of the water storage area is larger than that of the water containing area in the cooling box.

The utility model discloses a technological effect and advantage:

1. the hydraulic stretch-draw machine drives the descaling device to work by installing the hydraulic stretch-draw machine on two sides of the top of the cooling box, thereby solving the problems that the surface temperature of the placing cavity is uneven due to scale formation on the side surface of the placing cavity, the heat exchange rate is reduced, and the cooling time is prolonged;

2. the utility model discloses a placing chamber bottom installation telescoping device and making the heat-conducting plate hug closely and place the chamber diapire, solved and placed the uneven problem that then leads to the product defective rate to rise of chamber temperature.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is an enlarged view of the portion A of FIG. 1;

in the figure: 1. a cooling tank; 2. a placement chamber; 3. a water pipe; 4. a water pump; 5. a heat dissipation box; 6. a heat-dissipating fan; 7. a dust cover; 8. a hydraulic compressor; 9. a steam discharging pipe; 10. a descaling brush; 11. moving the plate; 12. a sliding groove; 13. a slide bar; 14. an air cylinder; 15. an air outlet; 16. a piston; 17. a spring; 18. a vertical rod; 19. a heat conducting plate; 20. an air outlet pipe; 21. a condenser; 22. a water storage area; 23. a drain pipe; 24. a thermostat valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention;

in the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a cooling device for extrusion tooling as shown in fig. 1-2, including cooler bin 1, cooler bin 1 top center department undercut forms and places chamber 2 for place extrusion tooling, a plurality of supporting legs are installed to cooler bin 1 bottom, and the top of cooler bin 1 one side is connected with water pipe 3, be connected with water pump 4 on the water pipe 3, and water pipe 3's other end intercommunication has heat dissipation case 5, and the bottom of cooler bin 1 opposite side is connected with drain pipe 23, be connected with temperature saver valve 24 on the drain pipe 23, the other end intercommunication of drain pipe 23 has heat dissipation case 5, install a plurality of radiator fan 6 on the heat dissipation case 5, it is a plurality of dust cover 7 is installed to radiator fan 6's air inlet, hydraulic compressor 8, two are all installed to the both sides at cooler bin 1 top hydraulic compressor 8's output all runs through cooler bin 1 and is connected with the scale removal device, and top one side intercommunication of cooler bin 1 has steam exhaust pipe 9, the end that steam exhaust pipe 9 runs through cooler bin 1 and is connected with the telescoping device.

Referring to the attached drawings 1-2 of the specification, the descaling devices comprise a plurality of descaling brushes 10, the descaling brushes 10 are mounted on the movable plate 11 at equal intervals, sliding grooves 12 are formed in two ends of the movable plate 11, sliding rods 13 matched with the sliding grooves 12 are mounted in the sliding grooves 12, the front ends and the rear ends of the sliding rods 13 are fixedly connected with the front side wall and the rear side wall of the cooling box 1 respectively, the movable plates 11 can move up and down under the driving of the output end of the hydraulic telescopic machine 8, and when the movable plates 11 move down to the maximum limit, the descaling brushes 10 at the bottom ends of the movable plates 11 can brush the lowest ends of the two side walls of the placing cavity 2.

Referring to the attached drawing 1 of the specification, the center of telescoping device fixed mounting bottom in cooler bin 1, the telescoping device includes gas receiver 14, and gas outlet 15 is equipped with on one side of gas receiver 14, is equipped with piston 16 in the gas receiver 14, and the bottom fixedly connected with spring 17 of piston 16, spring 17 fixed connection are in 1 diapire of cooler bin, 16 top fixedly connected with montants 18 of piston, 18 top fixedly connected with heat-conducting plates 19 of montant, piston 16 can rise to gas outlet 15 top under the promotion of steam and keep stable, and heat-conducting plates 19 hug closely gas receiver 14 top under the drive of piston 16, and steam flows out from gas outlet 15 below the diaphragm.

Referring to the attached drawing 1 of the specification, one end of the air outlet 15 is connected with an air outlet pipe 20, the air outlet pipe 20 penetrates through the bottom of the cooling box 1 and is connected with a heat dissipation box 5, a condenser 21 is installed at the position, close to the heat dissipation box 5, of one end of the air outlet pipe 20, steam flows into a water storage area 22 through liquefaction when passing through the condenser 21, and the air outlet pipe 20 penetrates between the two supporting legs.

Referring to the attached figure 1 of the specification, the area of the heat conducting plate 19 is consistent with the area of the bottom surface of the placing cavity 2, and the end surfaces of the left end and the right end of the heat conducting plate 19 are respectively flush with the opposite surfaces of the two moving plates 11.

Referring to the attached drawing 1 of the specification, the volume of the water storage area 22 is larger than that of the water containing area inside the cooling box 1, when the water in the water storage area 22 flows to the cooling box 1, the cooling box 1 can be cooled quickly, and when the water in the cooling box 1 flows to the water storage area 22, the temperature of the water in the water storage area 22 is raised slowly.

The utility model discloses the theory of operation: two hydraulic stretching machine 8 at cooling box 1 top begin work during the use, hydraulic stretching machine 8's output drives movable plate 11 round trip movement in the home range of spout, descaling brush 10 removes the clearance and places the both sides of chamber 2, when placing chamber 2 temperature rising, the water of placing chamber 2 outer wall dispels the heat, water evaporation during the heat dissipation, water vapor flows out from steam exhaust pipe 9, it promotes piston 16 rebound to flow into gas receiver 14, piston 16 removes the montant 18 that drives the piston 16 top and removes, thereby heat-conducting plate 19 follows the removal, when piston 16 removes the top of gas receiver 14, heat-conducting plate 19 hugs closely and places chamber 2 diapire and blocks the incrustation scale and adheres to, simultaneously water vapor flows out from gas outlet 15, flow into outlet duct 20, condenser 21 flows into water storage area 22 after cooling liquefaction when flowing through condenser 21, drain pipe 23 is installed to cooling descaling box 1 bottom, install temperature saver valve 24 on drain pipe 23 and can respond to the temperature in cooling box 1, water temperature when the temperature reaches certain temperature, water temperature saver valve 24 opens when the temperature reaches certain temperature, the high water storage area 22 flows into water storage area 22, the water tank 2 draws the water cooling box and can be placed the long-time that the cooling device 2 temperature reduction that the cooling device that the cooling box 2 can slowly rise through the heat exchange leads to the prolonged, the prolonged cooling device that the cooling down of the cooling device that the cooling water temperature of the cooling box 2 can lead to rise, the heat exchange.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a cooling device for extrusion tooling, includes cooler bin (1), cooler bin (1) top center department undercut forms and places chamber (2) for place extrusion tooling, a plurality of supporting legs are installed to cooler bin (1) bottom, and the top of cooler bin (1) one side is connected with water pipe (3), be connected with water pump (4) on water pipe (3), the other end intercommunication of water pipe (3) has heat dissipation case (5), and the bottom of cooler bin (1) opposite side is connected with drain pipe (23), be connected with thermostat valve (24) on drain pipe (23), the other end intercommunication of drain pipe (23) has heat dissipation case (5), install a plurality of radiator fan (6) on heat dissipation case (5), its characterized in that: it is a plurality of dust cover (7) are installed to the air inlet of radiator fan (6), hydraulic stretching machine (8), two are all installed to the both sides at cooler bin (1) top the output of hydraulic stretching machine (8) all runs through cooler bin (1) and is connected with the scale removal device, and top one side intercommunication of cooler bin (1) has row steam pipe (9), the end that row steam pipe (9) run through cooler bin (1) and is connected with the telescoping device.

2. A cooling device for an extrusion die as set forth in claim 1, wherein: the descaling device comprises a plurality of descaling brushes (10), the descaling brushes (10) are mounted on the movable plate (11) at equal intervals, sliding grooves (12) are formed in two ends of the movable plate (11), and the front ends and the rear ends of sliding rods (13) and sliding rods (13) which are matched with the sliding grooves (12) are fixedly connected with the front side wall and the rear side wall of the cooling box (1) respectively.

3. A cooling device for an extrusion die as set forth in claim 1, wherein: the center of telescoping device fixed mounting bottom in cooler bin (1), the telescoping device includes gas receiver (14), and gas receiver (14) one side is equipped with gas outlet (15), is equipped with piston (16) in gas receiver (14), the bottom fixedly connected with spring (17) of piston (16), and spring (17) fixed connection is in cooler bin (1) diapire, piston (16) top fixedly connected with montant (18), montant (18) top fixedly connected with heat-conducting plate (19).

4. A cooling device for an extrusion die as set forth in claim 3, wherein: gas outlet (15) one end is connected with outlet duct (20), outlet duct (20) run through cooler bin (1) bottom and are connected with heat dissipation case (5), condenser (21) are installed to outlet duct (20) one end near heat dissipation case (5) position department.

5. A cooling device for an extrusion die as set forth in claim 3, wherein: the area of the heat conducting plate (19) is consistent with the area of the bottom surface of the placing cavity (2), and the end surfaces of the left end and the right end of the heat conducting plate (19) are respectively flush with the opposite surfaces of the two moving plates (11).

6. A cooling device for an extrusion die as set forth in claim 1, wherein: a plurality of radiator fan (6) are installed on the upper portion of radiator box (5), radiator box (5) are including water storage district (22), separate between water storage district (22) and radiator fan (6) and have the baffle, and are a plurality of leave the passageway between the fan.

7. A cooling device for an extrusion die as set forth in claim 6, wherein: the volume of the water storage area (22) is larger than that of the water containing area in the cooling box (1).