CN220920831U

CN220920831U - Die holder cooling device

Info

Publication number: CN220920831U
Application number: CN202322368551.0U
Authority: CN
Inventors: 瞿威; 潘志龙; 夏逸群
Original assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Current assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2024-05-10
Anticipated expiration: 2033-09-01

Abstract

The utility model discloses a die holder cooling device which comprises a base and a lower end seat, wherein the lower end seat is arranged at the top end of the base, an upper end seat is arranged outside the base above the lower end seat, two groups of stand columns are symmetrically arranged at the bottom end of the upper end seat, the bottom ends of the stand columns are connected with the lower end seat, an upper die holder is arranged at the central position of the bottom end of the upper end seat, a supporting frame is arranged at the central position of the top end of the lower end seat, a lower die holder is arranged at the central position of the top end of the supporting frame, and a snake-shaped heat exchange tube is arranged inside the lower die holder. The utility model not only realizes the convenient heat exchange type cooling and the mobile blowing cooling of the die holder cooling device, but also facilitates the multi-type efficient cooling, prevents scrap iron from splashing during forging, improves the uniformity and the efficiency of die holder cooling, and improves the safety during forging.

Description

Die holder cooling device

Technical Field

The utility model relates to the technical field of die holder cooling devices, in particular to a die holder cooling device.

Background

In the operation process of a forging die of the press, an upper die holder and a lower die holder are required to forge and shape a workpiece under a certain impact force, the workpiece is shaped under the action of the impact force and thermal deformation in the forging process, and a cooling system of the die holder is provided: the cooling liquid is intensively conveyed to the die holder supply water collecting module through the temperature control and pumping equipment, and is respectively pumped to the water inlet ends of the cooling pipelines in the die holder, flows out from the water outlet ends and returns to the die holder water outlet water collecting module, and then returns to the temperature control and pumping equipment, so that a complete cooling loop is formed, and the good cooling system design can help the improvement of the quality of the part forming product, also can help reduce the cooling time and improve the production efficiency.

The die holder cooling device for the press disclosed in the grant publication CN104384432B is characterized in that: an upper die holder cooling mechanism consisting of an upper cooling plate (7), an upper mica sheet (8), an upper cover plate (9) and upper cover plate screws is arranged between the press hammer head (1) and the upper die holder (2); a lower die holder cooling mechanism consisting of a lower cooling plate (10), a lower mica sheet (11), a lower cover plate (12) and lower cover plate screws is arranged between the press workbench (4) and the lower die holder (3);

The die holder cooling device has the advantages that the die head and the press workbench of the die forging can be cooled, the dimensional accuracy of the die forging is guaranteed, the product qualification rate is improved, meanwhile, the abrasion of a guide mechanism of the die pressing machine is reduced, the service life of equipment is prolonged, the problems that the conventional die holder cooling device is unfavorable for convenient heat exchange type cooling and mobile blowing cooling during use are solved, convenience is brought to multi-type efficient cooling, scrap iron is easy to splash during forging, the uniformity and the efficiency of die holder cooling are greatly influenced, and the safety during forging is influenced.

Disclosure of utility model

The utility model aims to provide a die holder cooling device, which solves the problems that the die holder cooling device is inconvenient to perform heat exchange type cooling and movable type blowing cooling in the prior art, is convenient for multiple types of efficient cooling, is easy to cause scrap iron to splash during forging, affects the uniformity and efficiency of die holder cooling and affects the safety during forging.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a die holder cooling device, includes base and lower extreme seat, the lower extreme seat is installed on the top of base, the base outside of lower extreme seat top is provided with the upper end seat, two sets of stands are installed to the bottom symmetry of upper end seat, and the bottom of stand all is connected with the lower extreme seat, the upper die holder is installed to the central point department of upper end seat bottom, braced frame is installed to the central point department at lower extreme seat top, the die holder is installed to the central point department at braced frame top, the internally mounted of die holder has snakelike heat exchange tube, the support frame internally mounted of die holder below has the thread bush, the power fan is installed on the top of thread bush, install the cooling box on the outer wall of braced frame, the braced frame top of die holder one side is provided with the protection casing, all install the changeover frame on the outer wall of protection casing both sides, all install the control pneumatic cylinder on the braced frame outer wall of changeover frame below, the ganged rod is all installed on the top of control pneumatic cylinder, and the pole all is connected with the changeover frame.

Preferably, the inside of screw thread cover is provided with the threaded rod, the both ends of threaded rod all extend to the outside of screw thread cover, install servo motor on the braced frame outer wall of threaded rod one side, and servo motor's output is connected with the threaded rod.

Preferably, the power pump is installed to the bottom of cooling tank, install the feed liquor pipe on the outer wall of power pump, and the feed liquor pipe extends to the inside of snakelike heat exchange tube, the drain pipe is installed to the one end that the feed liquor pipe was kept away from to the snakelike heat exchange tube, and the drain pipe extends to the inside of cooling tank, radiator fan is installed on the top of cooling tank.

Preferably, lifting hydraulic cylinders are mounted on the outer walls of two sides of the lower end seat below the supporting frame, push rods are mounted on the top ends of the lifting hydraulic cylinders, adapter blocks are mounted on the top ends of the push rods, and the adapter blocks are connected with the supporting frame.

Preferably, the outer walls of the two sides of the upper end seat are provided with power hydraulic cylinders, the top ends of the power hydraulic cylinders are provided with power rods, the outside of the upper end seat above the power rods is provided with a transmission block, the transmission block is connected with the power rods, the bottom ends of the transmission block are symmetrically provided with two groups of transmission rods, and the bottom ends of the transmission rods are connected with the upper die holder.

Preferably, a control panel is installed on the outer wall of the lower end seat, and the output end of the control panel is electrically connected with the input ends of the power hydraulic cylinder, the lifting hydraulic cylinder, the control hydraulic cylinder, the cooling fan, the power pump and the servo motor.

Compared with the prior art, the utility model has the beneficial effects that: the die holder cooling device not only realizes the convenient heat exchange type cooling and mobile blowing cooling of the die holder cooling device, and is convenient for multi-type efficient cooling, so that scrap iron is prevented from splashing during forging, the uniformity and the efficiency of die holder cooling are improved, and the safety during forging is improved;

(1) The cooling liquid in the cooling box is conveyed to the inside of the liquid inlet pipe by the power pump, the liquid inlet pipe is conveyed to the inside of the serpentine heat exchange pipe, the serpentine heat exchange pipe exchanges heat with the lower die holder and cools the lower die holder, the liquid outlet pipe flows back to the inside of the cooling box, the servo motor drives the threaded rod to rotate, the threaded sleeve drives the power fan to move, and the power fan performs air cooling and cooling on the lower die holder, so that the convenient heat exchange type cooling and mobile air blowing cooling of the die holder cooling device are realized, the cooling of multiple types and high efficiency is facilitated, and the uniformity and the cooling efficiency of the die holder cooling are improved;

(2) Through driving the linkage rod to move upwards by the control hydraulic cylinder, driving the switching frame to move upwards by the linkage rod, driving the protective cover to move upwards by the switching frame, shielding and protecting the upper die holder and the lower die holder by the protective cover, so as to prevent scrap iron from splashing during forging, realize convenient shielding and protecting of the die holder during forging of the die holder cooling device, and prevent the scrap iron from splashing during forging;

(3) Through the upward movement of the push rod driven by the lifting hydraulic cylinder, the upward movement of the switching block driven by the push rod, the upward movement of the supporting frame driven by the switching block, the upward movement of the lower die holder driven by the supporting frame, the height of the lower die holder is adjusted, the height adjustment of the die holder cooling device is realized, and the convenience is brought to the taking and placing of the forged piece on the die holder.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

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

FIG. 3 is a schematic diagram showing a front cross-sectional structure of a lower die holder according to the present utility model;

FIG. 4 is a schematic top view of a serpentine heat exchange tube according to the present utility model.

In the figure: 1. a base; 2. a control panel; 3. an upper end seat; 4. a lower end seat; 5. lifting a hydraulic cylinder; 6. a push rod; 7. a transfer block; 8. a protective cover; 9. controlling a hydraulic cylinder; 10. a linkage rod; 11. a transfer frame; 12. an upper die holder; 13. a column; 14. a power hydraulic cylinder; 15. a power lever; 16. a transmission block; 17. a transmission rod; 18. a servo motor; 19. a threaded rod; 20. a liquid inlet pipe; 21. a power fan; 22. a lower die holder; 23. a support frame; 24. a liquid outlet pipe; 25. a heat radiation fan; 26. a cooling box; 27. a power pump; 28. a thread sleeve; 29. serpentine heat exchange tubes.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the die holder cooling device comprises a base 1 and a lower end seat 4, wherein the lower end seat 4 is arranged at the top end of the base 1, an upper end seat 3 is arranged outside the base 1 above the lower end seat 4, two groups of upright posts 13 are symmetrically arranged at the bottom end of the upper end seat 3, the bottom ends of the upright posts 13 are connected with the lower end seat 4, an upper die holder 12 is arranged at the central position of the bottom end of the upper end seat 3, a supporting frame 23 is arranged at the central position of the top end of the lower end seat 4, a lower die holder 22 is arranged at the central position of the top end of the supporting frame 23, a serpentine heat exchange tube 29 is arranged in the lower die holder 22, and the serpentine heat exchange tube 29 plays a role in heat exchange and cooling;

the support frame 23 below the lower die holder 22 is internally provided with a thread bush 28, the top end of the thread bush 28 is provided with a power fan 21, the outer wall of the support frame 23 is provided with a cooling box 26, the top end of the support frame 23 on one side of the lower die holder 22 is provided with a protective cover 8, the protective cover 8 plays a role in shielding and protecting, the outer walls on two sides of the protective cover 8 are provided with a transfer frame 11, the outer walls of the support frame 23 below the transfer frame 11 are provided with a control hydraulic cylinder 9, the top ends of the control hydraulic cylinders 9 are provided with a linkage rod 10, and the linkage rod 10 is connected with the transfer frame 11;

when the die holder is used, when the upper die holder 12 moves downwards, the operation control panel 2 opens a plurality of groups of control hydraulic cylinders 9, under the support of the support frame 23, the control hydraulic cylinders 9 drive the linkage rod 10 to move upwards, the linkage rod 10 drives the switching frame 11 to move upwards, the switching frame 11 drives the protective cover 8 to move upwards, and the protective cover 8 shields the upper die holder 12 and the lower die holder 22 to prevent scrap iron from splashing during forging, so that the safety during forging is improved, the shielding protection of the die holder is realized conveniently during forging of the die holder cooling device, and the scrap iron is prevented from splashing during forging;

The inside of the thread bush 28 is provided with a threaded rod 19, both ends of the threaded rod 19 extend to the outside of the thread bush 28, a servo motor 18 is arranged on the outer wall of a supporting frame 23 on one side of the threaded rod 19, the servo motor 18 plays a role in power driving, the output end of the servo motor 18 is connected with the threaded rod 19, the bottom end of the cooling box 26 is provided with a power pump 27, and the power pump 27 plays a role in power driving;

the outer wall of the power pump 27 is provided with a liquid inlet pipe 20, the liquid inlet pipe 20 extends into a serpentine heat exchange pipe 29, one end of the serpentine heat exchange pipe 29 far away from the liquid inlet pipe 20 is provided with a liquid outlet pipe 24, the liquid outlet pipe 24 extends into a cooling box 26, and the top end of the cooling box 26 is provided with a cooling fan 25;

When in use, a workpiece is placed on the surface of the lower die holder 22, the control panel 2 is operated to open the power hydraulic cylinder 14, the power rod 15 is driven to move by the power hydraulic cylinder 14 under the support of the upper end seat 3, the transmission rod 17 is driven to move downwards by the power rod 15 through the transmission block 16, the upper die holder 12 moves downwards to be matched with the lower die holder 22 for forging, after the lower die holder 22 is forged for a certain time and the temperature rises, the control panel 2 is operated to open the power pump 27, the cooling liquid in the cooling box 26 is conveyed to the inside of the liquid inlet pipe 20 by the power pump 27, the liquid inlet pipe 20 is conveyed to the inside of the serpentine heat exchange pipe 29, the heat exchange and the temperature reduction are carried out on the lower die holder 22 by the serpentine heat exchange pipe 29, the low-temperature liquid in the serpentine heat exchange pipe 29 enters the inside of the liquid outlet pipe 24, the liquid outlet pipe 24 flows back into the cooling box 26, the cooling box 26 is subjected to air blowing and heat dissipation by the heat dissipation fan 25, the servo motor 18 is opened by the operation control panel 2, the threaded rod 19 is driven to rotate by the servo motor 18, the threaded sleeve 28 is driven to transversely move under the cooperation of the threaded rod 19 and the threaded sleeve 28, the threaded sleeve 28 drives the power fan 21 to move, the power fan 21 is subjected to air cooling and heat dissipation cooling on the lower die holder 22, the power fan 21 is driven to reciprocate by the forward and backward rotation control of the servo motor 18, so that the convenient heat exchange type cooling and movable air blowing cooling of the die holder cooling device are realized, the convenience is brought to multi-type efficient cooling, and the uniformity and the efficiency of die holder cooling are improved;

Lifting hydraulic cylinders 5 are arranged on the outer walls of the two sides of the lower end seat 4 below the supporting frame 23, push rods 6 are arranged at the top ends of the lifting hydraulic cylinders 5, adapter blocks 7 are arranged at the top ends of the push rods 6, the adapter blocks 7 are connected with the supporting frame 23, power hydraulic cylinders 14 are arranged on the outer walls of the two sides of the upper end seat 3, and the power hydraulic cylinders 14 play a role in power transmission;

The top end of the power hydraulic cylinder 14 is provided with a power rod 15, the outside of the upper end seat 3 above the power rod 15 is provided with a transmission block 16, the transmission block 16 is connected with the power rod 15, the bottom end of the transmission block 16 is symmetrically provided with two groups of transmission rods 17, the bottom ends of the transmission rods 17 are connected with the upper die holder 12, the outer wall of the lower end seat 4 is provided with a control panel 2, and the output end of the control panel 2 is electrically connected with the input ends of the power hydraulic cylinder 14, the lifting hydraulic cylinder 5, the control hydraulic cylinder 9, the cooling fan 25, the power pump 27 and the servo motor 18;

When the die holder cooling device is used, the lifting hydraulic cylinder 5 is opened through the operation control panel 2, the push rod 6 is driven to move upwards by the lifting hydraulic cylinder 5, the adapter block 7 is driven to move upwards by the push rod 6, the supporting frame 23 is driven to move upwards by the adapter block 7, the lower die holder 22 is driven to move upwards by the supporting frame 23, the height of the lower die holder 22 is adjusted, forging is conveniently taken and placed, the die holder cooling device is convenient to control the die holder to adjust the height, and the forging on the die holder is conveniently taken and placed.

Working principle: when the cooling box is used, the external power supply is connected, firstly, a workpiece is placed on the surface of the lower die holder 22, the power hydraulic cylinder 14 is operated by the control panel 2, under the support of the upper end seat 3, the power rod 15 is driven by the power hydraulic cylinder 14 to move, the transmission rod 17 is driven by the power rod 15 to move downwards through the transmission block 16, the upper die holder 12 moves downwards to be matched with the lower die holder 22 for forging processing, after the lower die holder 22 is forged for a certain time and the temperature rises, the cooling liquid in the cooling box 26 is conveyed to the inside of the liquid inlet pipe 20 by the power pump 27, the liquid inlet pipe 20 is conveyed to the inside of the serpentine heat exchange pipe 29, the heat exchange and the temperature reduction are carried out on the lower die holder 22 by the serpentine heat exchange pipe 29, the low-temperature liquid in the serpentine heat exchange pipe 29 enters the inside of the liquid outlet pipe 24, the liquid outlet pipe 24 flows back to the inside of the cooling box 26, the cooling box 26 is blown by the cooling fan 25, the servo motor 18 is opened by the operation control panel 2, the threaded rod 19 is driven by the servo motor 18 to rotate, the threaded sleeve 28 is driven to transversely move under the cooperation of the threaded rod 19 and the threaded sleeve 28, the threaded sleeve 28 drives the power fan 21 to move, the power fan 21 performs air cooling, heat dissipation and cooling on the lower die holder 22, the power fan 21 is driven to reciprocate under the forward and reverse rotation control of the servo motor 18, then when the upper die holder 12 moves downwards, the operation control panel 2 opens a plurality of groups of control hydraulic cylinders 9, the linkage rod 10 is driven to move upwards by the control hydraulic cylinders 9 under the support of the support frame 23, the transfer frame 11 is driven to move upwards by the linkage rod 10, the protective cover 8 is driven to move upwards by the transfer frame 11, the upper die holder 12 and the lower die holder 22 are shielded and protected by the protective cover 8, so that scrap iron is prevented from splashing during forging, and the safety during forging is improved, the lifting hydraulic cylinder 5 is opened through the operation control panel 2, the push rod 6 is driven to move upwards by the lifting hydraulic cylinder 5, the adapter block 7 is driven to move upwards by the push rod 6, the supporting frame 23 is driven to move upwards by the adapter block 7, the lower die holder 22 is driven to move upwards by the supporting frame 23, the height of the lower die holder 22 is adjusted, the forged piece can be conveniently taken and placed, and the use work of the die holder cooling device is completed.

Claims

1. The utility model provides a die holder cooling device, includes base (1) and lower extreme seat (4), its characterized in that: the hydraulic control device is characterized in that a lower end seat (4) is arranged at the top end of the base (1), an upper end seat (3) is arranged outside the base (1) above the lower end seat (4), two groups of stand columns (13) are symmetrically arranged at the bottom end of the upper end seat (3), the bottom ends of the stand columns (13) are all connected with the lower end seat (4), an upper die holder (12) is arranged at the central position of the bottom end of the upper end seat (3), a supporting frame (23) is arranged at the central position of the top end of the lower end seat (4), a lower die holder (22) is arranged at the central position of the top end of the supporting frame (23), a serpentine heat exchange tube (29) is arranged in the lower die holder (22), a thread bush (28) is arranged in the supporting frame (23) below the lower die holder, a power fan (21) is arranged at the top end of the thread bush (28), a cooling box (26) is arranged on the outer wall of the supporting frame (23), a protective cover (8) is arranged at the top end of the supporting frame (23) on one side of the lower die holder (22), a hydraulic control cylinder (9) is arranged at the top of the two sides of the connecting cylinder (9), and the linkage rod (10) is connected with the switching frame (11).

2. The die holder cooling device according to claim 1, wherein: the inside of screw sleeve (28) is provided with threaded rod (19), the outside that both ends of threaded rod (19) all extend to screw sleeve (28), install servo motor (18) on the braced frame (23) outer wall of threaded rod (19) one side, and the output of servo motor (18) is connected with threaded rod (19).

3. The die holder cooling device according to claim 1, wherein: the cooling box is characterized in that a power pump (27) is arranged at the bottom end of the cooling box (26), a liquid inlet pipe (20) is arranged on the outer wall of the power pump (27), the liquid inlet pipe (20) extends to the inside of a serpentine heat exchange pipe (29), a liquid outlet pipe (24) is arranged at one end, far away from the liquid inlet pipe (20), of the serpentine heat exchange pipe (29), the liquid outlet pipe (24) extends to the inside of the cooling box (26), and a cooling fan (25) is arranged at the top end of the cooling box (26).

4. The die holder cooling device according to claim 1, wherein: lifting hydraulic cylinders (5) are arranged on the outer walls of two sides of the lower end seat (4) below the supporting frame (23), push rods (6) are arranged at the top ends of the lifting hydraulic cylinders (5), the top ends of the push rods (6) are provided with switching blocks (7), and the switching blocks (7) are connected with the supporting frame (23).

5. The die holder cooling device according to claim 1, wherein: the automatic feeding device is characterized in that power hydraulic cylinders (14) are mounted on the outer walls of two sides of the upper end seat (3), power rods (15) are mounted on the top ends of the power hydraulic cylinders (14), transmission blocks (16) are arranged outside the upper end seat (3) above the power rods (15), the transmission blocks (16) are connected with the power rods (15), two groups of transmission rods (17) are symmetrically mounted at the bottom ends of the transmission blocks (16), and the bottom ends of the transmission rods (17) are connected with the upper die holder (12).

6. The die holder cooling device according to claim 1, wherein: the outer wall of the lower end seat (4) is provided with a control panel (2), and the output end of the control panel (2) is electrically connected with the input ends of the power hydraulic cylinder (14), the lifting hydraulic cylinder (5), the control hydraulic cylinder (9), the cooling fan (25), the power pump (27) and the servo motor (18).