CN214417491U

CN214417491U - Stamping die

Info

Publication number: CN214417491U
Application number: CN202120554155.5U
Authority: CN
Inventors: 罗嗣林; 杨刚; 娄燕山
Original assignee: Taizhou Vocational College of Science and Technology
Current assignee: Taizhou Huangyan De'erte Molding Technology Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-10-19
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses a stamping die, including lower mould fixed plate, an upper fixed plate, die holder and upper die base, the top and the bottom of die holder are equipped with first punching press die cavity and second punching press die cavity respectively, and the inside sliding connection in punching press groove has the multiunit clamp plate, and the top of lower mould fixed plate is equipped with an upper fixed plate, the equal fixedly connected with pivot seat in both sides of an upper fixed plate bottom, and the fixed cover in middle part of pivot is equipped with the upper die base, and the top and the bottom of upper die base are equipped with first punching press subassembly and second punching press subassembly respectively. The utility model discloses a pressing sword and clamp plate one side are equipped with laser generator and laser receiver respectively, and when the sliding corresponds the pressing sword and the clamp plate of position, accessible laser generator and laser receiver's cooperation carries out the auxiliary adjustment to the position of pressing sword and clamp plate to the work piece in the different position apertures of punching press department need not adjust pressing sword and clamp plate through the scale respectively, and the calibration precision is high, the simple operation.

Description

Stamping die

Technical Field

The utility model belongs to the technical field of the mould, in particular to stamping die.

Background

A stamping die is a special processing equipment for processing a metal or nonmetal material into a part in a cold stamping process, and is called a cold stamping die, and stamping is a press processing method for obtaining a desired part by applying pressure to the material at room temperature by using a die mounted on a press to cause separation or plastic deformation.

The patent that announces for CN207372137U discloses a stamping die, and it includes last mould, lower mould, go up the mould, connect through the punching press guide pillar between the lower mould, the chopping block is installed to the top surface of lower mould, the top surface middle part of chopping block is equipped with embedded work piece, the bottom surface of going up the mould is equipped with the punching press piece, the rear side of chopping block is equipped with the buffering guide pillar, the punching press board is installed to the top surface of buffering guide pillar, the bottom surface of punching press piece is equipped with the spacer pin, the spacer pin runs through the punching press board and imbeds in the chopping block, its beneficial effect is: the buffer guide post reduces the impulse to the workpiece, the processing of the surface shape of the workpiece is realized by a pressing mode, the traditional stamping processing can also be realized under the condition of better toughness of the workpiece, the stamping block, the chopping block and the stamping plate can be replaced randomly, the use is flexible, and the cost is low.

When current stamping die punching press, drive upper die base and die holder through the die holder fixed plate and carry out stamping forming to the work piece, general upper die base and die holder pass through the screw thread and fix on the solid fixed plate of die holder, when needs change stamping structure to the work piece, need along with changing the die holder with work piece matched with, the operation need make a round trip to unscrew multiunit screw, it is comparatively loaded down with trivial details to operate, the inside multiunit die pressing sword that generally is equipped with of die holder simultaneously, thereby continue the punching press design to the work piece, when needs change the die pressing sword position, portable regulation die pressing sword, thereby can punch the work piece of locating different positions hole spare, but current die pressing sword is adjusted generally need be through separately adjusting upper die base and die holder respectively with the help of the scale, adjust the operation, and the manual regulation precision is lower.

Disclosure of Invention

An object of the utility model is to provide a stamping die to solve the current pressure sword regulation that proposes among the above-mentioned background art and generally need separately adjust upper die base and die holder respectively through with the help of the scale, adjust the operation inconvenient, and the lower problem of manual regulation precision.

The purpose of the utility model can be realized by the following technical proposal: a stamping die comprises a lower die fixing plate, an upper die fixing plate, a lower die holder, an upper protection plate, a lower protection plate, a pressing knife and a pressing plate, wherein a sliding cavity is formed in the top end of the lower die fixing plate, the lower die holder is connected to the inside of the sliding cavity in a sliding manner, a first stamping die cavity and a second stamping die cavity are respectively formed in the top end and the bottom end of the lower die holder, discharging grooves are formed in the inside of the discharging grooves, a plurality of groups of pressing plates are connected to the inside of the stamping grooves in a sliding manner, the upper die fixing plate is arranged at the top of the lower die fixing plate, rotating shaft holders are fixedly connected to the two sides of the bottom end of the upper die fixing plate, rotating shaft grooves are formed in the inner sides of the two rotating shaft holders, the insides of the two rotating shaft grooves are respectively movably connected with the two ends of a rotating shaft, and the upper die holder is fixedly sleeved in the middle of the rotating shaft, the top and the bottom of upper die base are equipped with first punching press subassembly and second punching press subassembly respectively, first punching press subassembly and second punching press subassembly constitute by the multiunit die pressing sword, die pressing sword sliding connection is in the side of upper die base, the first mount pad of first connecting rod fixedly connected with is passed through to one side of clamp plate, the top fixed mounting of first mount pad has laser receiver, one side of die pressing sword is passed through second connecting rod fixedly connected with second mount pad, the inside fixed mounting of second mount pad has laser generator, just laser generator cooperatees with laser receiver.

In foretell stamping die, the both sides of punch plate all are equipped with the side and prop up the piece, the bottom fixedly connected with of side prop up the piece and go up the guard plate, the inside fixedly connected with glass panels of going up the guard plate.

In foretell stamping die, the avris fixedly connected with of lower mould fixed plate protects the board down, the groove of accomodating has been seted up to the inside of protection board down, accomodate the both sides in the inslot and all seted up spacing hole, just the inside sliding connection in spacing hole has the gag lever post, the top of gag lever post and the bottom fixed connection of last protection board.

In the stamping die, a threaded hole is formed in the side of the upper die base, a fixing screw is connected to the side of the top end of the upper die fixing plate in a threaded mode, and a manual knob is fixedly connected to the top end of the fixing screw.

In the stamping die, the side of the lower die base is provided with the limiting sleeve, and the side of the upper die base is provided with the limiting shaft matched with the limiting sleeve.

In foretell stamping die, the avris fixed mounting of upper die fixing plate bottom has the pneumatic cylinder, the output fixedly connected with push rod of pneumatic cylinder, the bottom of push rod and the top fixed connection of lower mould fixed plate, just the outside fixed cup joint of push rod has buffer spring.

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

1. the utility model relates to a stamping die, the inside slip of lower mould fixed plate is provided with the die holder, but two-sided installation die holder, the two sides of die holder are equipped with first punching press die cavity and second punching press die cavity respectively, it is equipped with the upper die base through the activity of pivot seat to go up the fixed plate bottom, the both sides of upper die base are equipped with first punching press subassembly and second punching press subassembly respectively, first punching press subassembly and second punching press subassembly and first punching press die cavity and second punching press die cavity are to the cooperation, but two sets of work piece structures of punching press play, and need not dismantle the processing to upper die base and die holder, it is comparatively convenient to operate.

2. The utility model relates to a stamping die, one side of pressing sword and clamp plate is equipped with laser generator and laser receiver respectively, when the sliding corresponds the pressing sword and the clamp plate of position, accessible laser generator and laser receiver's cooperation is assisted the regulation to the position of pressing sword and clamp plate to the work piece in different position apertures of punching press department need not adjust pressing sword and clamp plate through the scale respectively, and the calibration precision is high, the simple operation.

3. The utility model relates to a stamping die, lower mould fixed plate avris and last fixed plate's avris are equipped with down guard plate and last guard plate respectively, when lower mould fixed plate and last fixed plate were kept away from, it stretches out from guard plate inside down to go up the guard plate, expose and to observe the sight, conveniently place the work piece, simultaneously when the work piece punching press, lower mould fixed plate and last fixed plate are close to each other, make it inside to go up the guard plate and enter into down the guard plate, seal the side position between lower mould fixed plate and the last fixed plate, because the work piece position is unstable when preventing the punching press, lead to the stamping workpiece fracture, the piece collapses to fly and causes the damage to operating personnel.

Drawings

Fig. 1 is a schematic structural view of the stamping die.

Fig. 2 is a schematic structural diagram of a pressing plate in the stamping die.

Fig. 3 is a schematic structural view of an upper die holder in the stamping die.

Fig. 4 is an enlarged structural schematic diagram of a pressing plate in the stamping die.

In the figure: 1. a lower die fixing plate; 2. an upper die fixing plate; 3. a hydraulic cylinder; 4. a push rod; 5. a lower die holder; 6. punching a groove; 7. a limiting sleeve; 8. an upper die holder; 9. fixing the screw rod; 10. a lateral support block; 11. an upper protection plate; 12. a lower guard plate; 13. a laser generator; 14. pressing a cutter; 15. a rotating shaft seat; 16. pressing a plate; 17. a laser receiver.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3 and 4, the stamping die comprises a lower die fixing plate 1, an upper die fixing plate 2, a lower die holder 5, an upper die holder 8, an upper protection plate 11, a lower protection plate 12, a pressing knife 14 and a pressing plate 16, wherein a sliding cavity is formed at the top end of the lower die fixing plate 1, the lower die holder 5 is connected inside the sliding cavity in a sliding manner, a first stamping die cavity and a second stamping die cavity are respectively arranged at the top end and the bottom end of the lower die holder 5, a discharging groove is respectively formed inside the first stamping die cavity and the second stamping die cavity, a stamping groove 6 is formed inside the discharging groove, a plurality of groups of pressing plates 16 are connected inside the stamping groove 6 in a sliding manner, the upper die fixing plate 2 is arranged at the top end of the lower die fixing plate 1, rotating shaft seats 15 are fixedly connected to both sides of the bottom end of the upper die fixing plate 2, rotating shaft grooves are respectively formed on the inner sides of the two rotating shaft seats 15, and are respectively movably connected with both ends of the rotating shaft, the middle part of the rotating shaft is fixedly sleeved with an upper die holder 8, the top end and the bottom end of the upper die holder 8 are respectively provided with a first stamping assembly and a second stamping assembly, each of the first stamping assembly and the second stamping assembly is composed of a plurality of groups of pressing knives 14, and the pressing knives 14 are connected to the side face of the upper die holder 8 in a sliding mode.

One side of a pressure plate 16 is fixedly connected with a first mounting seat through a first connecting rod, the top end of the first mounting seat is fixedly provided with a laser receiver 17, one side of a pressure knife 14 is fixedly connected with a second mounting seat through a second connecting rod, a laser generator 13 is fixedly mounted inside the second mounting seat, the laser generator 13 is matched with the laser receiver 17, one sides of the pressure knife 14 and the pressure plate 16 are respectively provided with the laser generator 13 and the laser receiver 17, the laser generator 13 and the laser receiver 17 can integrally move along with the pressure knife 14 and the pressure plate 16, when the position of a punching hole position of a workpiece needs to be adjusted, the positions of the corresponding pressure knife 14 and the pressure plate 16 need to be synchronously adjusted, the pressure knife 14 at the corresponding position slides first, the laser generator 13 moves to the designated position, the laser generator 13 is opened simultaneously, the pressure plate 16 slides again, the laser receiver 17 at one side of the pressure plate 16 slides along with the laser receiver, when receiving the laser that senses laser generator 13 and take place up to laser receiver 17, the pilot lamp of relevant position lights to stop sliding pressing plate 16, the pilot lamp sets up the avris at laser generator 13, after 14 and 16 confirmed the position of clamp plate, through the fix with screw, thereby accomplish the regulation of clamp 14 and clamp plate 16, need not adjust clamp 14 and clamp plate 16 through the scale respectively, and the calibration precision is high, the simple operation.

As shown in figure 1, two sides of an upper die fixing plate 2 are both provided with side supporting blocks 10, the bottom ends of the side supporting blocks 10 are fixedly connected with an upper protection plate 11, the inner part of the upper protection plate 11 is fixedly connected with a glass panel, the side of the lower die fixing plate 1 is fixedly connected with a lower protection plate 12, the inner part of the lower protection plate 12 is provided with a containing groove, two sides in the containing groove are both provided with limiting holes, the inner part of each limiting hole is slidably connected with a limiting rod, the top end of the limiting rod is fixedly connected with the bottom end of the upper protection plate 11, the side of the lower die fixing plate 1 and the side of the upper die fixing plate 2 are respectively provided with the lower protection plate 12 and the upper protection plate 11, when the lower die fixing plate 1 and the upper die fixing plate 2 are far away, the upper protection plate 11 extends out of the lower protection plate 12, visual lines are exposed and can be observed, an operator can conveniently place workpieces, and when the workpieces are punched, the lower die fixing plate 1 and the upper die fixing plate 2 are close to each other, make upper protection plate 11 enter into lower protection plate 12 inside, seal the side position between lower mould fixed plate 1 and the upper die fixed plate 2, because the work piece position is unstable when preventing the punching press, lead to the stamping workpiece fracture, the piece collapses to fly and causes the damage to operating personnel.

Threaded hole is seted up to the avris of upper die base 8, the avris threaded connection on 2 tops of fixed die plate has set screw 9, and the manual knob of top fixedly connected with of set screw 9, rotate manual knob, drive set screw 9 gliding and enter into threaded hole inside, thereby fix upper die base 8, stop collar 7 has been seted up to the avris of die holder 5, the avris of upper die base 8 is equipped with the spacing axle with stop collar 7 matched with, 2 avris fixed mounting in upper die plate bottom have pneumatic cylinder 3, the output end fixedly connected with push rod 4 of pneumatic cylinder 3, the bottom of push rod 4 and the top fixed connection of lower die fixing plate 1, and push rod 4's external fixation has cup jointed buffer spring.

When the stamping die is used specifically, a workpiece is placed in a feeding groove, the bottom of the workpiece is in contact with a pressing plate 16 in a stamping groove 6, after the position of the workpiece is fixed, a hydraulic cylinder 3 is started, the hydraulic cylinder 3 drives an upper die fixing plate 2 to move downwards, so that an upper die base 8 is close to a lower die base 5 and is matched with the lower die base 5 to stamp the workpiece, in the process, a lower die fixing plate 1 and an upper die fixing plate 2 are close to each other, an upper protection plate 11 at the side of the upper die fixing plate 2 enters a lower protection plate 12 at the side of the lower die fixing plate 1, the side visible position between the lower die fixing plate 1 and the upper die fixing plate 2 is sealed, the situation that the workpiece is unstable in position during stamping, so that a stamping part is broken, fragments burst to damage operators, the lower die base 5 is arranged in the lower die fixing plate 1 in a sliding mode, and a first stamping die cavity and a second stamping die cavity are respectively arranged on two sides of the lower die base 5, but two kinds of different work piece structures of punching press play, during the use, positive and negative two sides installation die holder 5 can, 2 bottoms of upper fixing plate are equipped with upper die base 8 through the activity of pivot seat 15, the both sides of upper die base 8 are equipped with first punching press subassembly and second punching press subassembly respectively, first punching press subassembly and the first structure of the punching press department work piece of first punching press die cavity punching press fit, the second structure of the second punching press subassembly and the cooperation of second punching press die cavity can punching press department work piece, and need not dismantle the processing to upper die base 8 and die holder 5, it is comparatively convenient to operate.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A stamping die comprises a lower die fixing plate (1), an upper die fixing plate (2), a lower die holder (5), an upper die holder (8), an upper protection plate (11), a lower protection plate (12), a pressing knife (14) and a pressing plate (16), and is characterized in that a sliding cavity is formed in the top end of the lower die fixing plate (1), the lower die holder (5) is connected to the inside of the sliding cavity in a sliding mode, a first stamping die cavity and a second stamping die cavity are respectively arranged at the top end and the bottom end of the lower die holder (5), discharging grooves are formed in the first stamping die cavity and the second stamping die cavity, stamping grooves (6) are formed in the discharging grooves, a plurality of groups of pressing plates (16) are connected to the inside of the stamping grooves (6) in a sliding mode, the upper die fixing plate (2) is arranged at the top of the lower die fixing plate (1), and rotating shaft holders (15) are fixedly connected to the two sides of the bottom end of the upper die fixing plate (2), the inner sides of the two rotating shaft seats (15) are respectively provided with a rotating shaft groove, the inner parts of the two rotating shaft grooves are respectively movably connected with the two ends of the rotating shaft, an upper die holder (8) is fixedly sleeved in the middle of the rotating shaft, a first stamping assembly and a second stamping assembly are respectively arranged at the top end and the bottom end of the upper die holder (8), the first stamping assembly and the second stamping assembly are both formed by a plurality of groups of press knives (14), the press knives (14) are connected with the side surface of the upper die holder (8) in a sliding way, one side of the pressure plate (16) is fixedly connected with a first mounting seat through a first connecting rod, the top end of the first mounting seat is fixedly provided with a laser receiver (17), one side of the pressing knife (14) is fixedly connected with a second mounting seat through a second connecting rod, a laser generator (13) is fixedly mounted inside the second mounting seat, and the laser generator (13) is matched with the laser receiver (17).

2. A stamping die as claimed in claim 1, wherein: the both sides of punch holder board (2) all are equipped with side piece (10), guard plate (11) on the bottom fixedly connected with of side piece (10), the inside fixedly connected with glass panels of going up guard plate (11).

3. A stamping die as claimed in claim 1, wherein: guard plate (12) under the avris fixedly connected with of lower mould fixed plate (1), the groove has been seted up to accomodate in the inside of guard plate (12) down, accomodate the both sides in the groove and all seted up spacing hole, just the inside sliding connection in spacing hole has the gag lever post, the top of gag lever post and the bottom fixed connection of last guard plate (11).

4. A stamping die as claimed in claim 1, wherein: threaded hole is seted up to the avris of upper die base (8), the avris threaded connection on upper die fixing plate (2) top has clamping screw (9), just the manual knob of top fixedly connected with of clamping screw (9).

5. A stamping die as claimed in claim 1, wherein: the side of the lower die holder (5) is provided with a limiting sleeve (7), and the side of the upper die holder (8) is provided with a limiting shaft matched with the limiting sleeve (7).

6. A stamping die as claimed in claim 1, wherein: the utility model discloses an automatic feeding device, including last fixed die plate, go up the avris fixed mounting of fixed die plate bottom and have pneumatic cylinder (3), the output end fixedly connected with push rod (4) of pneumatic cylinder (3), the bottom of push rod (4) and the top fixed connection of lower fixed die plate (1), just buffer spring has been cup jointed to the external fixation of push rod (4).