CN217617349U

CN217617349U - Stamping workpiece mold processing of multidirectional location

Info

Publication number: CN217617349U
Application number: CN202220974652.5U
Authority: CN
Inventors: 易万军
Original assignee: Kunshan Wanxinsheng Precision Metal Industry Co ltd
Current assignee: Kunshan Wanxinsheng Precision Metal Industry Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-10-21
Anticipated expiration: 2032-04-25

Abstract

The utility model relates to the technical field of stamping dies, in particular to a multidirectional positioning stamping part processing die, which comprises a stamping frame and a lower die holder, wherein the lower die holder is fixed at the inner bottom end of the stamping frame, a stamping groove is formed in the middle part of the upper end of the lower die holder, a bidirectional lead screw penetrates through the stamping frame in a rotating mode from left to right, a regulating plate is sleeved on the left end and the right end of the periphery of the bidirectional lead screw in a threaded mode, chutes are formed in the left side and the right side of the upper end of the lower die holder, the upper end of the regulating plate extends out of the lower die holder through the chutes, and positioning clamping assemblies are arranged at the upper end of the regulating plate; the utility model discloses an adjust the use interval between two concave frame to be convenient for support the stamping workpiece of multiple size, and the elasticity through the spring release link drives splint in advance and reciprocates, do benefit to the convenient stamping workpiece to multiple thickness and carry out centre gripping in advance, prevent that the stamping workpiece from producing the condition emergence that slides and lead to the offset when pressing from both sides tightly fixed completely, guaranteed the accurate nature to stamping workpiece stamping processing.

Description

Stamping workpiece mold processing of multidirectional location

Technical Field

The utility model belongs to the technical field of stamping die technique and specifically relates to indicate a stamping workpiece mold processing of multidirectional location.

Background

A stamping die, which is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is often called a cold stamping die (commonly called a cold stamping die), wherein stamping is a pressure processing method for applying pressure to the materials by using a die arranged on a press machine at room temperature to separate or plastically deform the materials so as to obtain required parts;

but present stamping workpiece mold processing, the stamping workpiece is difficult to convenient centre gripping in advance, leads to the stamping workpiece to easily produce the offset before pressing from both sides tight fixed completely, accurate nature when consequently can influence the stamping workpiece punching press, and the mould is difficult to carry out multidirectional location centre gripping to the stamping workpiece of multiple size moreover, leads to the suitability of mould not good enough to stamping workpiece stamping forming back, be difficult to fast convenient drawing of patterns, thereby can influence machining efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stamping workpiece mold processing of multidirectional location does benefit to convenient counterpunch and carries out centre gripping in advance, and is convenient for press from both sides the stamping workpiece of pressing from both sides tight multiple size and carries out the punching press, does benefit to the stamping workpiece with stamping forming and carries out quick drawing of patterns.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a stamping workpiece mold processing of multidirectional location, includes stamping frame and die holder, the die holder is fixed in bottom in the stamping frame:

the middle part of the upper end of the lower die holder is provided with a punching groove, the punching frame is penetrated by a bidirectional screw rod in a rotating way from left to right, adjusting plates are sleeved at the left end and the right end of the periphery of the bidirectional screw rod in a threaded manner, sliding grooves are respectively penetrated at the left side and the right side of the upper end of the lower die holder, the upper end of each adjusting plate extends out of the lower die holder through the corresponding sliding groove, and positioning clamping assemblies are arranged at the upper ends of the adjusting plates;

an upper die base is arranged at the inner upper end of the punching frame, two pressing rods which are distributed left and right are fixed at the front and the rear parts of the lower end of the upper die base, and a jacking assembly is arranged in the lower die base.

Furthermore, the upper end of the upper die base is fixedly provided with a hydraulic cylinder which upwards fixedly penetrates through the punching frame, and the middle part of the lower end of the upper die base is fixedly provided with a punching head matched with the punching groove.

Further, location centre gripping subassembly all includes concave frame, spring return arm and is splint in advance of prismoid form, concave frame all is fixed in adjacently on the regulating plate, spring return arm all is fixed in adjacently top in the concave frame, splint all are fixed in advance adjacent spring return arm lower extreme.

Furthermore, the positioning and clamping assembly further comprises a clamping plate and a locking rod, the clamping plate is connected to the adjacent inner side wall of the concave frame in a sliding mode, the locking rod is connected to the adjacent upper end of the clamping plate in a rotating mode, the locking rod penetrates through the adjacent concave frame through the upward threads, and the bottom end of the concave frame and the upper end face of the lower die holder are located on the same horizontal plane.

Furthermore, the liftout subassembly includes return spring, buffer board and liftout pole, it has the cavity to just be located in the die holder punching press groove below is opened, the return spring is equipped with a plurality of altogether and all is fixed in bottom in the cavity.

Furthermore, the buffer plate is fixed at the upper ends of the return springs, the ejector rods are fixed at the upper ends of the buffer plate, the upper ends of the ejector rods penetrate out of the lower die holder in a sliding mode and extend into the punching grooves, through grooves communicated with the cavity are formed in the upper end of the lower die holder and located at the right lower end of each pressing rod, and the pressing rods are matched with the through grooves.

The utility model has the advantages that:

1. through adjusting the use interval between two concave frames to be convenient for support the stamping workpiece of multiple size, and the elasticity through spring return bar drives splint in advance and reciprocates, do benefit to the convenient stamping workpiece to multiple thickness and carry out the centre gripping in advance, prevent that the stamping workpiece from producing the condition emergence that slides and lead to the offset when pressing from both sides tightly fixed completely, guaranteed the accurate nature to stamping workpiece punching press processing.

2. And the cooperation through two concave frame does benefit to and presss from both sides tightly fixedly with stamping workpiece left and right ends, and the rethread clamp plate down compresses tightly the stamping workpiece to the die holder on, to sum up, does benefit to and carries out multidirectional clamp to the stamping workpiece of multiple size fixedly to make this mould be convenient for carry out stamping process to the stamping workpiece of multiple size, guaranteed the suitability of this mould.

3. And elasticity through the return spring cushions the upper die base, do benefit to the dynamics when reducing upper die base and die holder striking, so that the too big and damage of dynamics after upper die base and die holder collision, the life of upper die base and die holder has been guaranteed, and resilience force through the return spring can drive the stamping workpiece of liftout pole top punching inslot, thereby be convenient for quick drawing of patterns the stamping workpiece, consequently, do benefit to quick punching press processing to next stamping workpiece, the effectual machining efficiency who promotes the mould to the stamping workpiece.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the lower die holder of the present invention;

FIG. 3 is a schematic view of the concave frame structure of the present invention;

FIG. 4 is a schematic top view of the lower mold base of the present invention;

fig. 5 is a schematic view of the upper die base of the present invention.

Description of the reference numerals:

the stamping die comprises a stamping frame 1, a lower die holder 2, an upper die holder 3, a hydraulic cylinder 4, a stamping head 5, a pressure rod 6, a stamping groove 7, a cavity 8, a through groove 9, a buffer plate 10, an ejector rod 11, a return spring 12, a concave frame 13, a bidirectional screw rod 14, an adjusting plate 15, a clamping plate 16, a locking rod 17, a spring reset rod 18, a pre-clamping plate 19 and a sliding groove 20.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1-3, in this embodiment, the stamping die comprises a stamping frame 1 and a lower die holder 2, the lower die holder 2 is fixed at the inner bottom end of the stamping frame 1, a stamping groove 7 is formed in the middle of the upper end of the lower die holder 2, a bidirectional lead screw 14 penetrates through the stamping frame 1 from left to right in a rotating manner, an adjusting plate 15 is sleeved on the left end and the right end of the periphery of the bidirectional lead screw 14 in a threaded manner, sliding grooves 20 are respectively penetrated on the left side and the right side of the upper end of the lower die holder 2, the upper end of the adjusting plate 15 extends out of the lower die holder 2 through the sliding grooves 20, a positioning clamping assembly is arranged on the upper end of the adjusting plate 15, the positioning clamping assembly comprises a concave frame 13, a spring reset rod 18 and a pre-clamping plate 19 in a frustum shape, the concave frame 13 is fixed on the adjacent adjusting plate 15, the spring reset rod 18 is fixed at the inner top end of the adjacent concave frame 13, and the pre-clamping plate 19 is fixed at the lower end of the adjacent spring reset rod 18.

Specifically, through observing the length about the stamping workpiece, twist two-way lead screw 14 again and drive regulating plate 15 and slide along spout 20 side to side, consequently, do benefit to and make two regulating plate 15 be close to each other or keep away from, regulating plate 15 can drive two concave frame 13 and be close to each other or keep away from this moment, then when putting the stamping workpiece on upper die base 3 and span the pressure groove 7 of overshooting, stretch into corresponding concave frame 13 respectively with the left and right ends of stamping workpiece simultaneously, thereby be convenient for support the stamping workpiece of multiple size through two concave frame 13, because splint 19 is the terrace with edge form in advance, consequently, the stamping workpiece can upwards promote splint 19 in advance along the inclined plane of splint 19 in advance, splint 19 in advance then compresses spring release lever 18, the resilience force of reunion spring release lever 18 drives splint 19 in advance and pushes down on the stamping workpiece, do benefit to convenient carry out the centre gripping in advance with the stamping workpiece of multiple thickness, prevent that the stamping workpiece from producing the condition that slides and lead to the position skew when pressing from taking place completely tight fixedly.

As shown in fig. 1 to 3, in this embodiment, each positioning and clamping assembly further includes a clamping plate 16 and a locking rod 17, the clamping plates 16 are all slidably connected to the adjacent inner side walls of the concave frames 13, the locking rods 17 are all rotatably connected to the adjacent upper ends of the clamping plates 16, the locking rods 17 are all threaded upwards to penetrate through the adjacent concave frames 13, and the inner bottom ends of the concave frames 13 and the upper end surface of the lower die holder 2 are located on the same horizontal plane.

When the stamping part needs to be completely clamped and fastened, the two-way screw rod 14 is screwed once again and the two adjusting plates 15 are driven to be close to each other, meanwhile, the two concave frames 13 are made to be close to each other, the stamping part is elastically pre-clamped by the pre-clamping plates 19, manual holding of the stamping part for clamping and fixing is not needed, the left end and the right end of the stamping part are facilitated to be clamped and fixed through cooperation of the two concave frames 13, the locking rod 17 is screwed downwards and the clamping plate 16 is driven to move downwards, then the stamping part is pressed downwards to the upper die base 3 through the clamping plate 16, in sum, multidirectional clamping and fixing are facilitated for the stamping part of multiple sizes, and therefore the die is convenient for stamping and processing of the stamping part of multiple sizes, looseness of the stamping part in stamping and processing is prevented, and the accuracy and the applicability of stamping and processing of the stamping part are guaranteed.

As shown in fig. 1, 2, 4, and 5, in this embodiment, an upper die holder 3 is disposed at an upper end of a stamping frame 1, two left and right pressing rods 6 are fixed at front and rear portions of a lower end of the upper die holder 3, a hydraulic cylinder 3 extending through the stamping frame 1 is fixed at an upper end of the upper die holder 3, a stamping head 5 matched with the stamping groove 7 is fixed at a middle portion of a lower end of the upper die holder 3, an ejection assembly is disposed in the lower die holder 2, the ejection assembly includes a return spring 12, a buffer plate 10, and an ejection rod 11, a cavity 8 is disposed in the lower die holder 2 and below the stamping groove 7, the return spring 12 is provided with a plurality of through grooves 9, the through grooves 9 are fixed at bottom ends of the cavity 8, the buffer plate 10 is fixed at upper ends of the return springs 12, the through grooves 9 are formed at an upper end of the lower die holder 2 and at a position right lower end of each pressing rod 6, and the pressing rods 6 are matched with the through grooves 9.

When the stamping part presss from both sides the fastening completely regularly, start hydraulic cylinder 4 and drive upper die base 3, depression bar 6 and punching press head 5 move down, at first depression bar 6 can enter into corresponding logical groove 9, four depression bars 6 continue to move down and can down promote buffer board 10 in the cavity 8 simultaneously, the equilibrium when buffer board 10 removes in the cavity 8 has been guaranteed, buffer board 10 then compresses return spring 12 after that, combine the elasticity of return spring 12 to cushion upper die base 3, do benefit to the dynamics when reducing upper die base 3 and die holder 2 striking, in order to avoid the too big and damage of dynamics after upper die base 3 and the 2 collisions of die holder, the life of upper die base 3 and die holder 2 has been guaranteed.

As shown in fig. 2, in this embodiment, a cavity 8 is formed below the stamping groove 7 in the lower die holder 2, the return springs 12 are provided with a plurality of springs and are all fixed at the bottom end of the cavity 8, the buffer plate 10 is fixed at the upper ends of the return springs 12, the ejector rods 11 are fixed at the upper ends of the buffer plate 10, and the upper ends of the ejector rods 11 are slidably inserted into the lower die holder 2 and extend into the stamping groove 7.

Can drive liftout pole 11 when buffer board 10 moves down and move down in cavity 8, move down in stamping workpiece is in stamping groove 7 to punching press head 5 after, make pneumatic cylinder 4 drive upper die base 3 after that, depression bar 6 and stamping station shift up and keep away from die holder 2, the resilience force that combines return spring 12 this moment can drive buffer board 10 and liftout pole 11 and move up and reset, thereby make the stamping workpiece in liftout pole 11 last top stamping groove 7, be convenient for quick ejecting drawing of patterns of stamping workpiece with in stamping groove 7, to sum up, it is reciprocal with this, consequently, do benefit to quick punching press processing to next stamping workpiece, the effectual machining efficiency who promotes the mould to the stamping workpiece.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.

Claims

1. The utility model provides a stamping workpiece mold processing of multidirectional location, includes stamping frame (1) and die holder (2), die holder (2) are fixed in bottom, its characterized in that in stamping frame (1):

a punching groove (7) is formed in the middle of the upper end of the lower die holder (2), a bidirectional screw rod (14) penetrates through the punching frame (1) in a rotating mode from left to right, adjusting plates (15) are sleeved on the left end and the right end of the periphery of the bidirectional screw rod (14) in a threaded mode, sliding grooves (20) are formed in the left side and the right side of the upper end of the lower die holder (2) in a penetrating mode, the upper end of each adjusting plate (15) extends out of the lower die holder (2) through the corresponding sliding groove (20), and a positioning clamping assembly is arranged at the upper end of each adjusting plate (15);

an upper die base (3) is arranged at the upper end in the stamping frame (1), two pressing rods (6) which are distributed left and right are fixed at the front and rear parts of the lower end of the upper die base (3), and a jacking assembly is arranged in the lower die base (2).

2. A multidirectional positioning stamping die according to claim 1, wherein: the upper end of the upper die base (3) is fixedly provided with a hydraulic cylinder (4) which is upwards fixed and penetrates out of the punching frame (1), and the middle part of the lower end of the upper die base (3) is fixedly provided with a punching head (5) matched with the punching groove (7).

3. A multidirectional positioning stamping die according to claim 2, wherein: location centre gripping subassembly all includes concave frame (13), spring release link (18) and is splint (19) in advance of prismoid form, concave frame (13) all are fixed in adjacently on regulating plate (15), spring release link (18) all are fixed in adjacently top in concave frame (13), splint (19) all are fixed in adjacently in advance spring release link (18) lower extreme.

4. A multidirectional positioning stamping die according to claim 3, wherein: the location centre gripping subassembly still all includes clamp plate (16) and check lock lever (17), the equal sliding connection in adjacent of clamp plate (16) concave frame (13) inside wall, check lock lever (17) all rotate to be connected in adjacent clamp plate (16) upper end, check lock lever (17) are all up the screw thread and are passed through adjacently concave frame (13), in concave frame (13) bottom with die holder (2) up end is located same horizontal plane.

5. A multidirectional positioning stamping die according to claim 1, wherein: the ejection component comprises a return spring (12), a buffer plate (10) and an ejection rod (11), a cavity (8) is formed in the lower die holder (2) and located below the stamping groove (7), and the return spring (12) is provided with a plurality of parts and fixed at the inner bottom end of the cavity (8).

6. A multidirectional positioning stamping die according to claim 5, wherein: buffer board (10) are fixed in a plurality of return spring (12) upper end, ejector beam (11) are fixed in buffer board (10) upper end, ejector beam (11) upper end slides and alternates out die holder (2) and extends into in punching press groove (7), die holder (2) upper end just is located every the depression bar (6) under all open with communicating logical groove (9) in cavity (8), depression bar (6) with lead to groove (9) phase-match.