CN220574501U - Stamping die that hardware fitting processing was used - Google Patents

Abstract

The utility model discloses a stamping die for processing hardware accessories, which belongs to the technical field of stamping dies and comprises a fixed base, wherein a pair of hydraulic cylinders are arranged at the upper end of the fixed base, a top plate is fixedly connected between the upper ends of the pair of hydraulic cylinders, the lower end of the top plate is fixedly connected with an upper die holder, the upper end of the fixed base is fixedly connected with a lower die holder, the upper die holder corresponds to the lower die holder, a pair of fixed frames are embedded at the upper end of the lower die holder, a stamping buffer mechanism is arranged between the upper die holder and the fixed frames, a thick pipe is embedded at the lower end of the lower die holder, the upper die holder and the lower die holder are driven to perform stable stamping die assembly by the cooperation of the hydraulic cylinders and the stamping buffer mechanism, and the lifting contact cooling mechanism is used for performing contact cooling in the stamping die stamping forming process, so that the stamping die can timely and rapidly dissipate heat and cool, the deformation of materials caused by overheating of the die is avoided, and the product quality is improved.

Description

Stamping die that hardware fitting processing was used

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die for processing hardware fittings.

Background

Hardware fitting refers to machine parts or components made of hardware, and some small hardware products, which can be used alone or as auxiliary tools, and a stamping die is needed in the manufacturing process of the hardware fitting.

Chinese patent grant bulletin number: CN209849629U provides a stamping die for hardware fitting, and this patent uses through the cooperation of die holder, bracing piece, stamping mechanism, positioner, deep groove and demolding device, can effectually solve the poor problem of stamping die cushioning effect that traditional hardware fitting processing was used, has guaranteed the stability in long-time use, very big improvement the cushioning nature of this mould when using, can guarantee demolding efficiency simultaneously to can increase the production progress, improve product quality.

Although the buffer performance of the stamping die is enhanced to achieve the effect of improving the product quality, the stamping die lacks a corresponding heat dissipation cooling mechanism in the stamping forming process, so that the stamping die cannot timely and rapidly dissipate heat and cool, the die is easy to overheat to deform the material, and the product quality is reduced.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide the stamping die for processing the hardware fitting, the hydraulic cylinder is matched with the stamping buffer mechanism to drive the upper die holder and the lower die holder to perform stable stamping die assembly, and the lifting cooling mechanism is used for performing contact cooling in the stamping forming process of the stamping die, so that the stamping die can timely and rapidly dissipate heat and cool, the deformation of materials caused by overheating of the die is avoided, and the product quality is improved.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a stamping die that hardware fitting processing was used, includes unable adjustment base, a pair of pneumatic cylinder is installed to unable adjustment base's upper end, and fixedly connected with roof between the upper end of a pair of pneumatic cylinder, the lower extreme fixedly connected with upper die base of roof, unable adjustment base's upper end fixedly connected with die holder, and the upper die base is corresponding with the die holder, a pair of fixed frame is inlayed to the upper end of die holder, and is equipped with punching press buffer gear between upper die holder and the fixed frame, the lower extreme of die holder is inlayed and is installed the thick pipe, be equipped with between fixed frame and thick pipe and the die holder and rise and touch cooling mechanism, this scheme drives the punching press compound die that upper die base and die holder carry out stable through pneumatic cylinder cooperation punching press buffer gear, and rise and touch cooling mechanism and realize carrying out contact cooling in stamping die stamping forming process, make the heat dissipation cooling that stamping die can be timely quick, avoid leading to the material to take place to warp because of the mould overheat, improve product quality.

Further, the punching press buffer gear includes a pair of fly leaf with roof lower extreme fixed connection, a pair of the upper end of fixed frame is cut out and is had the opening, a pair of the lower extreme of fly leaf all passes the opening to in extending to the fixed frame, the inside sliding connection of fixed frame has the piston, and piston and fly leaf fixed connection, fixedly connected with extension spring between piston and the fixed frame, the pneumatic cylinder drives roof and upper die base down in-process, and fly leaf and piston also move down thereupon to extrude extension spring, realize buffering when upper die base and die holder punching press compound die with the help of extension spring's elastic force, thereby guarantee the stability of punching press compound die.

Further, rise and touch cooling body including inlaying and establish a pair of air duct of installing in the die holder inside, and the both ends of air duct respectively with fixed frame and thick pipe fixed connection, the inside of thick pipe is equipped with the flexible gasbag rather than contacting, and the air duct runs through thick pipe and flexible gasbag fixed connection, the upper end fixedly connected with lifter plate of flexible gasbag, and the upper end fixedly connected with mounting box of lifter plate, the internally mounted of mounting box has the cooler, the upper end fixedly connected with of lifter plate a plurality of heat conduction ring canal, and the outer end of heat conduction ring canal is equipped with the heat conduction copper powder layer, fixedly connected with communicating pipe between mounting box and the heat conduction ring canal that is located the inboard, and fixedly connected with communicating pipe between two adjacent heat conduction ring canals, rise and touch cooling body and extrude the inside air drum of fixed frame in flexible gasbag through the downward movement of piston, make it extend and drive heat conduction ring canal and the inner wall of die holder to contact, carry out timely quick cooling to the stamping die with the air conditioning of cooler, avoid causing the material to warp because of the mould is overheated, improves product quality.

Further, the inner wall fixedly connected with sealing washer of opening, and the inner wall and the outer end in close contact of fly leaf of sealing washer, through the setting of sealing washer, make the dust be difficult for entering into in the fixed frame through gap between fly leaf and the opening, improve sealed dustproof effect.

Further, the left and right ends of the lifting plate are all excavated with spherical grooves, the inner parts of the two spherical grooves are all rotationally connected with balls, the outer ends of the balls are contacted with the inner wall of the thick pipe, and the lifting plate is enabled to move smoothly and conveniently through the arrangement of the balls, so that friction influence is reduced.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the hydraulic cylinder is matched with the stamping buffer mechanism to drive the upper die holder and the lower die holder to perform stable stamping die assembly, and the lifting-contact cooling mechanism is used for performing contact cooling in the stamping forming process of the stamping die, so that the stamping die can timely and rapidly dissipate heat and cool, deformation of materials caused by overheating of the die is avoided, and the product quality is improved.

(2) The stamping buffer mechanism comprises a pair of movable plates fixedly connected with the lower ends of a top plate, through holes are cut in the upper ends of a pair of fixed frames, the lower ends of the pair of movable plates penetrate through the through holes and extend into the fixed frames, a piston is slidably connected to the inside of each fixed frame, the piston is fixedly connected with the movable plates, an extension spring is fixedly connected between the piston and each fixed frame, the hydraulic cylinder drives the top plate and the upper die holder to move downwards in the process of moving downwards, the movable plates and the piston also move downwards along with the extension spring in a extrusion mode, buffering is achieved when the upper die holder and the lower die holder are stamped and matched by means of elastic acting force of the extension spring, and therefore stability of stamping and die matching is guaranteed.

(3) The lifting touch cooling mechanism comprises a pair of air guide pipes which are embedded and arranged inside a lower die holder, two ends of each air guide pipe are respectively fixedly connected with a fixed frame and a thick pipe, a telescopic air bag which is in contact with the air guide pipes is arranged inside the thick pipe, the air guide pipes penetrate through the thick pipe and are fixedly connected with the telescopic air bag, the upper end of each telescopic air bag is fixedly connected with a lifting plate, the upper end of each lifting plate is fixedly connected with a mounting box, the inside of each mounting box is provided with a cooler, the upper ends of the lifting plates are fixedly connected with a plurality of heat conducting annular pipes, the outer ends of the heat conducting annular pipes are provided with heat conducting copper powder layers, a communicating pipe is fixedly connected between each mounting box and the heat conducting annular pipe which is positioned on the inner side, and the communicating pipe is fixedly connected between the two adjacent heat conducting annular pipes.

(4) The inner wall fixedly connected with sealing washer of opening, and the inner wall and the outer end in close contact of fly leaf of sealing washer, through the setting of sealing washer, make the dust be difficult for entering into in the fixed frame through the gap between fly leaf and the opening, improve sealed dustproof effect.

(5) Both ends all open about the lifter plate have spherical groove, and the inside of two spherical grooves all rotates to be connected with the ball, and the outer end of two balls all contacts with the inner wall of thick pipe, through the setting of ball, makes the motion of lifter plate more smooth and easy convenient, reduces friction influence.

Drawings

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

FIG. 2 is a schematic view of a partial cross-sectional structure of an up-touch cooling mechanism according to the present utility model;

fig. 3 is a schematic partial perspective view of the lifting cooling mechanism in the present utility model.

The reference numerals in the figures illustrate:

1. a fixed base; 2. a hydraulic cylinder; 3. a top plate; 4. a lower die holder; 5. an upper die holder; 6. a movable plate; 7. a fixed frame; 8. a piston; 9. a tension spring; 10. thick pipe; 11. a telescopic air bag; 12. an air duct; 13. a lifting plate; 1301. a ball; 14. a mounting box; 15. a cooler; 16. a thermally conductive collar; 17. and communicating pipe.

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; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-3, a stamping die for processing hardware fittings includes a fixing base 1, a pair of hydraulic cylinders 2 are installed at the upper end of the fixing base 1, a top plate 3 is fixedly connected between the upper ends of the pair of hydraulic cylinders 2, an upper die holder 5 is fixedly connected at the lower end of the top plate 3, a lower die holder 4 is fixedly connected at the upper end of the fixing base 1, the upper die holder 5 corresponds to the lower die holder 4, a pair of fixing frames 7 are installed at the upper end of the lower die holder 4 in an embedded manner, a stamping buffer mechanism is arranged between the upper die holder 5 and the fixing frames 7, a thick pipe 10 is installed at the lower end of the lower die holder 4 in an embedded manner, and a lifting cooling mechanism is arranged between the fixing frames 7 and the thick pipe 10 as well as the lower die holder 4.

Referring to fig. 1, the stamping buffer mechanism includes a pair of movable plates 6 fixedly connected to the lower ends of the top plate 3, through openings are cut at the upper ends of a pair of fixed frames 7, the lower ends of the pair of movable plates 6 all pass through the through openings and extend into the fixed frames 7, a piston 8 is slidably connected to the inside of the fixed frames 7, the piston 8 is fixedly connected with the movable plates 6, a tension spring 9 is fixedly connected between the piston 8 and the fixed frames 7, and the movable plates 6 and the piston 8 also move downwards along with the downward movement of the top plate 3 and the upper die holder 5 driven by the hydraulic cylinder 2, and the tension spring 9 is extruded, so that buffering is realized when the upper die holder 5 and the lower die holder 4 are stamped and closed by means of elastic force of the tension spring 9, thereby ensuring stability of stamping and closing.

Referring to fig. 2-3, the lifting cooling mechanism comprises a pair of air guide pipes 12 embedded and installed in the lower die holder 4, two ends of each air guide pipe 12 are fixedly connected with the fixed frame 7 and the thick pipe 10 respectively, a telescopic air bag 11 in contact with each air guide pipe 10 is arranged in the thick pipe 10, the air guide pipes 12 penetrate through the thick pipe 10 and are fixedly connected with the telescopic air bag 11, the upper end of each telescopic air bag 11 is fixedly connected with a lifting plate 13, the upper end of each lifting plate 13 is fixedly connected with the corresponding installation box 14, the installation box 14 is internally provided with the corresponding cooler 15, the upper end of each lifting plate 13 is fixedly connected with the corresponding heat conducting annular pipe 16, the outer ends of the corresponding heat conducting annular pipes 16 are provided with heat conducting copper powder layers, a communicating pipe 17 is fixedly connected between each installation box 14 and each heat conducting annular pipe 16 located on the inner side, and the corresponding adjacent two heat conducting annular pipes 16 are fixedly connected with the communicating pipe 17, and the lifting cooling mechanism extrudes air in the inner part of the fixed frame 7 into the telescopic air bag 11 through downward movement of the piston 8, so that the lifting cooling mechanism extends to drive the heat conducting annular pipes 16 to contact with the inner wall of the lower die holder 4, the heat conducting annular pipes are rapidly cooled by cooling the cooling air of the cooler 15, and the heat conducting dies are prevented from overheating the stamping die, and deformation materials are avoided.

Referring to fig. 1, a sealing ring is fixedly connected to an inner wall of the through hole, and the inner wall of the sealing ring is in close contact with an outer end of the movable plate 6, so that dust is not easy to enter the fixed frame 7 through a gap between the movable plate 6 and the through hole through the arrangement of the sealing ring, and a sealing dust prevention effect is improved.

Referring to fig. 2, spherical grooves are cut at the left and right ends of the lifting plate 13, balls 1301 are rotatably connected to the two spherical grooves, the outer ends of the two balls 1301 are in contact with the inner wall of the thick pipe 10, and the lifting plate 13 moves smoothly and conveniently through the arrangement of the balls 1301, so that friction influence is reduced.

In the utility model, a pair of hydraulic cylinders 2 drive a top plate 3 and an upper die holder 5 to move downwards, a movable plate 6 also moves towards the inside of a fixed frame 7, a piston 8 is pushed to move downwards, a tension spring 9 is extruded, buffering is realized when the upper die holder 5 and a lower die holder 4 are stamped and clamped by the aid of elastic acting force of the tension spring 9, meanwhile, the piston 8 moves downwards, air in the fixed frame 7 is extruded to be blown into a telescopic airbag 11 through an air duct 12, the telescopic airbag 11 is driven to extend upwards, a lifting plate 13 and a heat conducting ring pipe 16 are pushed to rise until the heat conducting ring pipe 16 contacts with the inner wall of the lower die holder 4, and cold air emitted by a cooler 15 is transmitted into the heat conducting ring pipe 16 through a communicating pipe 17, and the heat conducting ring pipe 16 conducts heat on a stamping die to the inside of the stamping die and the cold air alternately, so that the stamping die is cooled in time and fast, the material deformation caused by the overheating of the die is avoided, and the product quality is improved.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (5)

1. Stamping die that hardware fitting processing was used, including unable adjustment base (1), its characterized in that: a pair of pneumatic cylinders (2) are installed to the upper end of unable adjustment base (1), and fixedly connected with roof (3) between the upper end of a pair of pneumatic cylinders (2), the lower extreme fixedly connected with upper die base (5) of roof (3), the upper end fixedly connected with die holder (4) of unable adjustment base (1), and upper die base (5) are corresponding with die holder (4), a pair of fixed frame (7) are inlayed and are installed to the upper end of die holder (4), and are equipped with punching press buffer gear between upper die base (5) and fixed frame (7), coarse pipe (10) are inlayed and are installed to the lower extreme of die holder (4), be equipped with between fixed frame (7) and coarse pipe (10) and die holder (4) and rise and touch cooling body.

2. The stamping die for processing hardware fittings as defined in claim 1, wherein: the stamping buffer mechanism comprises a pair of movable plates (6) fixedly connected with the lower end of a top plate (3), a pair of through holes are formed in the upper ends of the fixed frames (7), the lower ends of the movable plates (6) penetrate through the through holes and extend into the fixed frames (7), pistons (8) are slidably connected inside the fixed frames (7), the pistons (8) are fixedly connected with the movable plates (6), and extension springs (9) are fixedly connected between the pistons (8) and the fixed frames (7).

3. The stamping die for processing hardware fittings as defined in claim 1, wherein: the lifting touch cooling mechanism comprises a pair of air guide pipes (12) which are embedded and arranged inside a lower die holder (4), two ends of each air guide pipe (12) are fixedly connected with a fixed frame (7) and a thick pipe (10) respectively, an expansion air bag (11) which is contacted with the thick pipe (10) is arranged inside the thick pipe (10), the air guide pipes (12) penetrate through the thick pipe (10) and are fixedly connected with the expansion air bag (11), the upper end of each expansion air bag (11) is fixedly connected with a lifting plate (13), the upper end of each lifting plate (13) is fixedly connected with a mounting box (14), a cooler (15) is arranged inside each mounting box (14), the upper ends of the lifting plates (13) are fixedly connected with a plurality of heat conducting annular pipes (16), the outer ends of the heat conducting annular pipes (16) are provided with heat conducting copper powder layers, a communicating pipe (17) is fixedly connected between each mounting box (14) and each heat conducting annular pipe (16) which is positioned on the inner side, and a communicating pipe (17) is fixedly connected between two adjacent heat conducting annular pipes (16).

4. The stamping die for processing hardware fittings according to claim 2, wherein: the inner wall of the through hole is fixedly connected with a sealing ring, and the inner wall of the sealing ring is tightly contacted with the outer end of the movable plate (6).

5. A stamping die for processing hardware fittings as defined in claim 3, wherein: spherical grooves are formed in the left end and the right end of the lifting plate (13), balls (1301) are rotatably connected to the inner portions of the two spherical grooves, and the outer ends of the two balls (1301) are contacted with the inner wall of the thick pipe (10).