CN213134660U

CN213134660U - Steel shell stretching die with cooling protection mechanism

Info

Publication number: CN213134660U
Application number: CN202021853159.5U
Authority: CN
Inventors: 苏毅
Original assignee: Deqianen Precision Mould Kunshan Co ltd
Current assignee: Deqianen Precision Mould Kunshan Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-07
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a tensile mould of steel casing with cooling protection mechanism, the on-line screen storage device comprises a base, the base top is provided with the roof, is provided with the upper die base between roof and the base, and base top fixed mounting has the die holder, roof top fixed mounting has the pneumatic cylinder, and the top fixed mounting of upper die base has the connecting plate, and the hydraulic stem of pneumatic cylinder runs through roof and slidable mounting on the roof, and the hydraulic stem free end fixed mounting of pneumatic cylinder is at the top of connecting plate, the winding is provided with the winding cooling tube on the upper die base, and the bottom fixed mounting of base has the liquid storage box. This tensile mould of steel-shelled with cooling protection mechanism absorbs the high temperature heat that upper die base and die holder produced when the punching press is tensile through the circulation flow around coolant liquid in cooling tube and the heat absorption coil pipe, reduces the operating temperature of upper die base and die holder to increase the life-span of the tensile work of upper die base and die holder punching press.

Description

Steel shell stretching die with cooling protection mechanism

Technical Field

The utility model relates to a hardware processing field specifically is a tensile mould of box hat with cooling protection mechanism.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

The tensile mould of current box hat is carrying out the tensile during operation of punching press, can produce a large amount of heats when the punching press is tensile and lead to the mould because high temperature generates heat, if not cool off the mould in time and can lead to the long-time high temperature work of mould to produce and warp, reduces the working life of mould.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile mould of box hat with cooling protection mechanism, long service life to solve the problem of proposing in 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 tensile mould of steel casing with cooling protection mechanism, includes the base, the base top is provided with the roof, is provided with the upper die base between roof and the base, and base top fixed mounting has the die holder, roof top fixed mounting has the pneumatic cylinder, and the top fixed mounting of upper die base has the connecting plate, and the hydraulic stem of pneumatic cylinder runs through roof and slidable mounting on the roof, and the hydraulic stem free end fixed mounting of pneumatic cylinder is at the top of connecting plate, the winding is provided with the winding cooling tube on the upper die base, and the bottom fixed mounting of base has the liquid storage box, holds fixed mounting on the inside roof of liquid storage box and has a transmission pump.

Preferably, a plurality of support columns are arranged between the base and the top plate and are symmetrically distributed on the top of the base.

Preferably, the outer side of the supporting column is fixedly provided with a guide sleeve, the guide sleeve is internally provided with two heat insulation transmission pipes in a sliding manner, the two heat insulation transmission pipes are symmetrically arranged, one end of the bottom of one heat insulation transmission pipe is fixedly connected with the liquid outlet end of the first transmission pump, one end of the bottom of the other heat insulation transmission pipe is communicated with the liquid storage tank, and one end of the top of each heat insulation transmission pipe is respectively communicated with the liquid inlet end and the liquid outlet end of the surrounding cooling pipe.

Preferably, the rear end face of the support column is fixedly provided with a limiting sleeve, a limiting clamp plate is fixedly connected in the limiting sleeve through a limiting spring, the heat insulation transmission pipe penetrates through the limiting sleeve and is located between the limiting clamp plate and the inner wall of the limiting sleeve, and the top end of the heat insulation transmission pipe is installed at the end part of the surrounding cooling pipe through a thread installation head in a threaded manner.

Preferably, a cooling cavity is formed in the joint of the lower die holder and the base, a heat absorption coil is arranged in the cooling cavity, the heat absorption coil is attached to the inner wall of the top of the cooling cavity, the heat absorption coil is fixedly mounted at the bottom of the cooling cavity through a supporting chassis, one end of the heat absorption coil is communicated with the inside of the liquid storage box through a transmission guide pipe, a second transmission pump is fixedly mounted on the inner wall of the top of the liquid storage box, and the other end of the heat absorption coil is fixedly connected with the liquid outlet end of the second transmission pump through the transmission guide pipe.

Preferably, the top of connecting plate fixed mounting has the one end of guide bar, and the other end fixed mounting of guide bar is in the bottom of roof, and the guide bar has a plurality of and symmetry setting in the hydraulic stem both sides of pneumatic cylinder, and the guide bar is the telescopic link.

Preferably, the guide rod is sleeved with a buffer spring, one end of the buffer spring is fixedly installed at the top of the connecting plate, and the other end of the buffer spring is fixedly installed at the bottom of the top plate.

Preferably, the top fixed mounting of base has the installation base, and the installation base is located the both sides and the front and back side of support column, and articulated the installing of installation base is gone up and is installed the guard gate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this tensile mould of box hat with cooling protection mechanism when using, on the die holder that the tensile product of will needing the punching press was placed, start the pneumatic cylinder and drive the upper die base downstream and carry out the tensile operation of punching press to the processing product, when the tensile operation of punching press goes on, will protect the articulated closure of door, avoid operating personnel maloperation to be close to the mould in the work and cause bodily injury to operating personnel.

(2) When the steel shell stretching die with the cooling protection mechanism is used and the die is stretched in a stamping mode, the first transmission pump and the second transmission pump are started to pump cooling liquid in the liquid storage tank into the surrounding cooling pipe and the heat absorption coil pipe respectively to flow in a circulating mode, high-temperature heat generated by the upper die base and the lower die base in the stamping stretching mode is absorbed, the working temperature of the upper die base and the working temperature of the lower die base are reduced, and the service life of the upper die base and the service life of the lower die base in the stamping stretching mode are prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a steel shell drawing die with a cooling protection mechanism.

Fig. 2 is a sectional view of a limiting sleeve in a steel shell drawing die with a cooling protection mechanism.

Fig. 3 is a top view of a cooling cavity in a steel shell drawing die with a cooling protection mechanism.

Fig. 4 is an enlarged view of fig. 1 at a in the steel shell drawing die with a cooling protection mechanism.

Fig. 5 is an enlarged view of fig. 1 at B in the steel shell drawing die with a cooling protection mechanism.

In the figure: 1. a hydraulic cylinder; 2. a top plate; 3. a guide bar; 4. an upper die holder; 5. surrounding the cooling tube; 6. a guide sleeve; 7. a buffer spring; 8. a connecting plate; 9. a support pillar; 10. a heat insulation conveying pipe; 11. a liquid storage tank; 12. a first transfer pump; 13. a base; 14. a second transfer pump; 15. a limiting sleeve; 16. a threaded mounting head; 17. a cooling chamber; 18. a lower die holder; 19. a heat absorbing coil; 20. a support chassis; 21. a delivery conduit; 22. a limiting clamp plate; 23. a limiting spring; 24. installing a base; 25. a guard gate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, in an embodiment of the present invention, the utility model provides a steel shell drawing die with cooling protection mechanism: including base 13, base 13 top is provided with roof 2, is provided with upper die base 4 between roof 2 and the base 13, and base 13 top fixed mounting has die

holder

18, 2 top fixed mounting on roof have pneumatic cylinder 1, and the top fixed mounting of upper die base 4 has connecting plate 8, and the hydraulic stem of pneumatic cylinder 1 runs through roof 2 and slidable mounting on roof 2, and the hydraulic stem free end fixed mounting of pneumatic cylinder 1 is at the top of connecting plate 8, the winding is provided with winding cooling tube 5 on the upper die base 4, and the bottom fixed mounting of base 13 has liquid storage box 11, and fixed mounting has first transmission pump 12 on the inside roof of liquid storage box 11 to the realization is carried out the circulative cooling and is absorbed to the heat that produces when the tensile work of upper die base 4 punching press, reduces generating heat of upper die base 4.

In this embodiment, preferably, the base 13 and the top plate 2 are fixedly connected through a plurality of support pillars 9, and the plurality of support pillars 9 are symmetrically distributed on the top of the base 13.

In this embodiment, preferably, a guide sleeve 6 is fixedly installed on the outer side of the support column 9, a heat insulation transfer pipe 10 is slidably installed in the guide sleeve 6, two heat insulation transfer pipes 10 are symmetrically arranged, one end of the bottom of one heat insulation transfer pipe 10 is fixedly connected with a liquid outlet end of the first transfer pump 12, one end of the bottom of the other heat insulation transfer pipe 10 is communicated with the liquid storage tank 11, one end of the top of the heat insulation transfer pipe 10 is respectively communicated with a liquid inlet end and a liquid outlet end of the surrounding cooling pipe 5, and the first transfer pump 12 drives the cooling liquid in the surrounding cooling pipe 5 to circulate and flow to cool the upper mold base 4.

In this embodiment, preferably, a limiting sleeve 15 is fixedly mounted on the rear end face of the supporting column 9, a limiting clamp plate 22 is fixedly connected to the limiting sleeve 15 through a limiting spring 23, the heat insulation transmission pipe 10 penetrates through the limiting sleeve 15 and is located between the limiting clamp plate 22 and the inner wall of the limiting sleeve 15, and the top end of the heat insulation transmission pipe 10 is installed at the end portion of the surrounding cooling pipe 5 through a thread installation head 16 in a threaded manner, so as to limit the heat insulation transmission pipe 10 and prevent the heat insulation transmission pipe from falling between the upper die holder 4 and the lower die holder 18.

In this embodiment, preferably, a cooling cavity 17 is formed at a joint of the lower die holder 18 and the base 13, a heat absorption coil 19 is arranged in the cooling cavity 17, the heat absorption coil 19 is attached to an inner wall of the top of the cooling cavity 17, the heat absorption coil 19 is fixedly mounted at the bottom of the cooling cavity 17 through a support chassis 20, one end of the heat absorption coil 19 is communicated with the inside of the liquid storage tank 11 through a transmission conduit 21, a second transmission pump 14 is fixedly mounted on the inner wall of the top of the liquid storage tank 11, and the other end of the heat absorption coil 19 is fixedly connected with a liquid outlet end of the second transmission pump 14 through the transmission conduit 21, so that the lower die holder 18 is cooled circularly.

In this embodiment, preferably, the top of connecting plate 8 is fixedly mounted with one end of guide bar 3, the other end of guide bar 3 is fixedly mounted at the bottom of top plate 2, guide bar 3 has a plurality of and symmetry sets up in the hydraulic stem both sides of pneumatic cylinder 1, and guide bar 3 is the telescopic link to the skew of horizontal direction takes place when preventing lower die holder 4 downstream.

In this embodiment, preferably, the guide rod 3 is sleeved with a buffer spring 7, one end of the buffer spring 7 is fixedly installed at the top of the connecting plate 8, and the other end of the buffer spring 7 is fixedly installed at the bottom of the top plate 2, so that buffer protection when the upper die holder 4 moves downwards to stretch the die is realized.

In this embodiment, preferably, the top of the base 13 is fixedly provided with a mounting base 24, the mounting base 24 is located on two sides and front and rear sides of the supporting column 9, the mounting base 24 is hinged with a protective door 25, and the protective door 25 is used for protecting an operator when the mold works.

The utility model discloses a theory of operation and use flow: when the steel shell stretching die with the cooling protection mechanism is used, a product to be punched and stretched is placed on the lower die seat 18, the hydraulic cylinder 1 is started to drive the upper die seat 4 to move downwards to perform punching and stretching operations on the processed product, the protection door 25 is hinged and closed when the punching and stretching operations are performed, personal injury to an operator caused by misoperation of the die close to work is avoided, during punching and stretching, the first transmission pump 12 and the second transmission pump 14 are started to pump cooling liquid in the liquid storage tank 12 into the surrounding cooling pipe 5 and the heat absorption coil pipe 19 respectively to flow circularly, high-temperature heat generated by the upper die seat 4 and the lower die seat 18 during punching and stretching is absorbed, the working temperature of the upper die seat 4 and the lower die seat 18 is reduced, the service life of the punching and stretching operations of the upper die seat 4 and the lower die seat 18 is prolonged, and during punching and stretching, the buffer spring can provide certain buffer protection for the upper die seat 4, the damage caused by the overlarge instantaneous impact force on the upper die holder 4 is prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tensile mould of box hat with cooling protection mechanism, includes base (13), its characterized in that: the die is characterized in that a top plate (2) is arranged at the top of the base (13), an upper die base (4) is arranged between the top plate (2) and the base (13), a lower die base (18) is fixedly arranged at the top of the base (13), a hydraulic cylinder (1) is fixedly arranged at the top of the top plate (2), a connecting plate (8) is fixedly arranged at the top of the upper die base (4), a hydraulic rod of the hydraulic cylinder (1) penetrates through the top plate (2) and is slidably arranged on the top plate (2), the free end of the hydraulic rod of the hydraulic cylinder (1) is fixedly arranged at the top of the connecting plate (8), a winding cooling pipe (5) is wound on the upper die base (4), a liquid storage tank (11) is fixedly arranged at the bottom of the base (13), and a first transmission pump (.

2. The steel shell drawing die with the cooling protection mechanism as claimed in claim 1, wherein: set up support column (9) between base (13) and roof (2), support column (9) respectively with base (13) with roof (2) fixed connection, support column (9) have a plurality of and symmetric distribution be in base (13) top.

3. The steel shell drawing die with the cooling protection mechanism as claimed in claim 2, wherein: the outside fixed mounting of support column (9) has uide bushing (6), it is provided with thermal-insulated transmission pipe (10) to slide in uide bushing (6), thermal-insulated transmission pipe (10) have two and the symmetry set up, one of them bottom one end of thermal-insulated transmission pipe (10) and the play liquid end fixed connection of first transmission pump (12), another bottom one end and the liquid storage box (11) intercommunication of thermal-insulated transmission pipe (10), the top one end of thermal-insulated transmission pipe (10) respectively with encircle the feed liquor end and the play liquid end intercommunication of cooling tube (5).

4. The steel shell drawing die with the cooling protection mechanism as claimed in claim 2, wherein: the rear end face of the support column (9) is fixedly provided with a limiting sleeve (15), a limiting clamping plate (22) is fixedly connected in the limiting sleeve (15) through a limiting spring (23), the heat insulation transmission pipe (10) penetrates through the limiting sleeve (15) and is located between the limiting clamping plate (22) and the inner wall of the limiting sleeve (15), and the top end of the heat insulation transmission pipe (10) is installed at the end part of the surrounding cooling pipe (5) through a thread installation head (16) in a threaded mode.

5. The steel shell drawing die with the cooling protection mechanism as claimed in claim 1, wherein: the die holder (18) and base (13) junction have been seted up cooling chamber (17), are provided with heat absorption coil pipe (19) in cooling chamber (17), heat absorption coil pipe (19) with cooling chamber (17) top inner wall is laminated mutually, heat absorption coil pipe (19) through supporting chassis (20) fixed mounting in the inside bottom of cooling chamber (17), the one end of heat absorption coil pipe (19) is through transmission pipe (21) and hold liquid case (11) inside intercommunication, hold and fixedly install second transmission pump (14) on the top inner wall of liquid case (11), the other end of heat absorption coil pipe (19) passes through the liquid outlet end fixed connection of transmission pipe (21) and second transmission pump (14).

6. The steel shell drawing die with the cooling protection mechanism as claimed in claim 1, wherein: the top fixed mounting of connecting plate (8) has the one end of guide bar (3), the other end fixed mounting of guide bar (3) is in the bottom of roof (2), guide bar (3) have a plurality of and the symmetry sets up the hydraulic stem both sides at pneumatic cylinder (1), guide bar (3) are the telescopic link.

7. The steel shell drawing die with the cooling protection mechanism as claimed in claim 6, wherein: the guide rod (3) is sleeved with a buffer spring (7), one end of the buffer spring (7) is fixedly installed at the top of the connecting plate (8), and the other end of the buffer spring (7) is fixedly installed at the bottom of the top plate (2).

8. The steel shell drawing die with the cooling protection mechanism as claimed in claim 1, wherein: the top fixed mounting of base (13) has installation base (24), installation base (24) are located the both sides and the front and back side of support column (9), articulated guard gate (25) of installing on installation base (24).