CN202137796U

CN202137796U - Improved structure of punching device

Info

Publication number: CN202137796U
Application number: CN201120222361U
Authority: CN
Inventors: 赵敬; 朴秀玉; 丁坤林
Original assignee: Yanfeng Visteon Automotive Trim Systems Co Ltd
Current assignee: Yanfeng Automotive Trim Systems Co Ltd; Shanghai Yanfeng Jinqiao Automotive Trim Systems Co Ltd; Yanfeng Hainachuan Automotive Trim Systems Co Ltd
Priority date: 2011-06-28
Filing date: 2011-06-28
Publication date: 2012-02-08
Anticipated expiration: 2021-06-28

Abstract

The utility model discloses an improved structure of a punching device, which comprises a concave mould, a positioning block, a bottom plate, a guide block, a hydraulic cylinder, a concave mould slide block, a punch, a punch fixing plate, a guide screw, a material pressure plate spring and a material pressure plate. The positioning block and the guide block are respectively arranged at both ends of the upper side of the bottom plate are provided with ; one side of the positioning block relative to the guide block is fixedly locked with the punch fixing plate; the punch fixing plate is provided with the punch; the material pressure plate is arranged outside the punch fixing plate; the material pressure plate spring sleeved on the guide screw is arranged between the material pressure plate and the punch fixing plate; the tail end of the punch passes through and is sleeved in the material pressure plate; the upper end of the guide block is fixedly locked with the hydraulic cylinder; the concave mould slide block is fixed at the tail end of the hydraulic cylinder and is arranged relative to the punch fixing plate; the concave mould is fixedly locked at the tail end of the concave mould slide block and is internally provided with a mould hole; and the mould hole is arranged corresponding to the punch on the punch fixing plate one to one. The appearance of a product blank is served as a punching face in the punching process.

Description

The improvement structure of blanking units

Technical field

The utility model relates to the Punching Technology technical field, specifically is a kind of improvement structure that is applicable to the blanking units that needs positioning punching, is particularly useful for the die-cut of RC luggage case left and right sides side door inner panel.

Background technology

The die-cut direction of drift be by the non-outward appearance side blow of product to the product appearance side because the outward appearance side has fabric to adhere to, plucking phenomenon (wire drawing of die-cut dry goods lining generation) appears in the therefore die-cut back product surface of accomplishing, and influences outward appearance.

Because plucking is in the product appearance side, per tour all need arrange a station that product appearance is repaired when time producing.As shown in Figure 1; Traditional blanking units mainly comprises die 2, locating piece 3, base plate 4, guide pad 5, hydraulic cylinder 6, drift slide block 7-1, drift 8, drift fixed head 9, guider screw 10, holding pad spring 11, holding pad 12; What it was main is characterized as: drift slide block 7 ends on the guide pad 5 are provided with drift 8 and holding pad 12; On locating piece 3, be provided with die 2, product blank 1 is arranged between holding pad 12 and the die 2, carries out punching molding through drift 8.

Its concrete operating principle is following: during die-cut beginning, hydraulic cylinder 6 is connected through " worker " word with drift slide block 7-1, and for drift slide block 7-1 power is provided, and moves to product blank 1 along guide pad 5.Drift fixed head 9 is fastened on the drift slide block 7-1 through the screw connection; Connecting holding pad 12 through guider screw 10 on the drift fixed head 9; Behind holding pad 12 contact products 1, promote product 1 one die 2 motions in the same way, together clamp product 1 and make its location until holding pad 12 and die 2.Drift slide block 7-1 continues to drive drift fixed head 9 to line of production motion then, and holding pad spring 11 is gradually reduced, and meanwhile, drift 8 stretches out from holding pad 12 gradually, begins die-cut product 1.When drift fixed head 9 contacted with holding pad 12 fully, drift 8 overhangs reached maximum and stretch in the nib 13 of die 2, and the die-cut waste material of product 1 is discharged from nib 13.At last, hydraulic cylinder 6 drives drift slide block 7-1 to begin to reset, and holding pad 12 separates with drift fixed head 9 under the effect of holding pad spring 11 gradually, and drift 8 is extracted out from die 2 and product blank 1.After drift slide block 7-1 resetted fully and puts in place, the one-step punching process was accomplished.

We can find out by operating principle, and the die-cut direction of drift 8 is by holding pad 12 1 sides of product blank 1 (being the non-outward appearance side of product), rushes at die 2 one sides (being the outward appearance side of product) of product blank 1.The position of final die-cut waste material is in the outward appearance side of product.Therefore when drift 8 wore and tore with die 2, the die-cut waste material of product can be connected the product appearance side, caused product appearance bad and need manual work to reprocess.

And product blank 1 is difficult to realize reverse placement (being that the outward appearance side is as a die-cut side that pours) in die-cut process, and concrete reason is following:

1. as shown in Figure 5, product cross section is shaped as ", and the product appearance side is in the inboard of " (being downside); If according to design experiences in the past, be to drive the drift motion by hydraulic cylinder, then need hydraulic cylinder mechanism be installed in the " inboard; Because oil cylinder mechanism is bigger, and the product orientation position of frock mechanism has received restriction, need reserves very large space and place hydraulic cylinder mechanism thus; And make that the product orientation face is less than normal, can not reach locating effect.

2. as shown in Figure 6, place like certain angle that product is tilted, then the frock excessive height causes the material waste, and so structure can make product place the difficulty that becomes.

Owing to above 2 reasons, make the problems referred to above not to be resolved through the placement direction of simple change product blank 1.

The utility model content

The purpose of the utility model provides a kind of improvement structure of blanking units, through changing die-cut direction, makes product plucking direction change to non-outward appearance side, can eliminate the product that causes owing to plucking and reprocess; Solved the above-mentioned shortcoming of existing die-cut mode.

In order to reach above-mentioned purpose of design, the technical scheme that the utility model adopts is following:

A kind of improvement structure of blanking units; Comprise die, locating piece, base plate, guide pad, hydraulic cylinder, die slide block, drift, drift fixed head, guider screw, holding pad spring, holding pad; Said base plate upside two ends are respectively equipped with locating piece and guide pad; A side chain relative with guide pad on the said locating piece is consolidated the drift fixed head, on the drift fixed head drift is set, said drift fixed head arranged outside holding pad; Be provided with the holding pad spring that is socketed on the guider screw between holding pad and the drift fixed head, said drift end is set in the holding pad; Said guide pad upper end locking hydraulic cylinder; The terminal anchor mode slider of hydraulic cylinder, die slide block and drift fixed head are oppositely arranged, said die slips end locking die; Be provided with nib in the said die, said nib and the corresponding one by one setting of drift on the drift fixed head.

Said hydraulic cylinder is connected for " worker " word with the die slide block.

Be provided with material guide hole between said die slide block and the die.

The beneficial effect of the improvement structure of the described blanking units of the utility model is: 1, avoided the defective state of product appearance that causes owing to the die-cut plucking of fabric after the rectification.2, per tour is inferior can reduce product maintenance station, practices thrift manpower.

This frock is accomplished change, and the repair rate of product punching plucking reduces to 0, and producers are reduced to 1 people by 2 people.

Description of drawings

Fig. 1 is the sketch map of traditional blanking units;

Among Fig. 1: 1. product blank; 2. die; 3. locating piece; 4. base plate; 5 guide pads; 6. hydraulic cylinder; 7-1. drift slide block; 8. drift; 9. drift fixed head; 10. guider screw; 11. holding pad spring; 12. holding pad; 13. nib.

Fig. 2 is the structural representation of the improvement structure of the described blanking units of the utility model embodiment;

Fig. 3 is the view of the improvement structure of the described blanking units of the utility model embodiment;

Fig. 4 is the right view of the improvement structure of the described blanking units of the utility model embodiment.

Among Fig. 2-4: 1. product blank; 2. die; 3. locating piece; 4. base plate; 5. guide pad; 6. hydraulic cylinder; 7. die slide block; 8. drift; 9. drift fixed head; 10. guider screw; 11. holding pad spring; 12. holding pad; 13. nib; 14. material guide hole.

Fig. 5 is the sketch map of product blank;

Fig. 6 is the sketch map of another laying state of product blank.

The specific embodiment

Below in conjunction with accompanying drawing the optimum implementation of the utility model is done further detailed description.

The improvement structure of the described blanking units of the utility model embodiment, be with the appearance of product blank 1 as pouring face, thereby the product appearance of having avoided causing owing to the die-cut plucking of fabric is defective, reduces product maintenance station, practices thrift manpower.Specifically be with blanking units the position of drift 8 and the position of die 2 are exchanged, and adjustment motion-related mechanism realize.Concrete structure is as shown in Figure 2; Comprise die 2, locating piece 3, base plate 4, guide pad 5, hydraulic cylinder 6, die slide block 7, drift 8, drift fixed head 9, guider screw 10, holding pad spring 11, holding pad 12; Said base plate 4 upside two ends are respectively equipped with locating piece 3 and guide pad 5; Pass through screw locking drift fixed head 9 with guide pad 5 relative sides on the locating piece 3, drift 8 is set on the drift fixed head 9, said drift fixed head 9 outsides are provided with holding pad 12 through guider screw 10; Be provided with the holding pad spring 11 that is socketed on the guider screw 10 between holding pad 12 and the drift fixed head 9; Holding pad 12 can slide to drift fixed head 9 along guider screw 10, and automatically resets through holding pad spring 11, and said drift 8 ends are set in the holding pad 12; When holding pad 12 along guider screw 10 when drift fixed head 9 slides, drift 8 passes holding pad 12 and carries out die-cut; Said guide pad 5 upper ends are through screw locking hydraulic cylinder 6; Hydraulic cylinder 6 terminal anchor mode sliders 7; Die slide block 7 is oppositely arranged with drift fixed head 9, and the said die slide block 7 terminal screw locking dies 2 that pass through are provided with material guide hole 14 between die slide block 7 and the die 2; Be provided with nib 13 in the said die 2, said nib 13 and the corresponding one by one setting of drift 8 on the drift fixed head 9.

Said hydraulic cylinder 6 and die slide block 7 are connected for " worker " word.

Its die-cut process is:

1) location: as shown in Figure 3; Product blank 1 is fixed on the locating piece 3,, drives die 2 and die slide block 7 and moves to product blank 1 along guide pad 5 for die 2 and die slide block 7 provide power through hydraulic cylinder 6; Behind die 2 contact product blanks 1; Drive product blank 1 and together move to holding pad 12, be close to holding pad 12, make product blank 1 clamped and the location by die 2 and holding pad 12 until product blank 1 along die-cut direction.

2) punching: as shown in Figure 4, behind product blank 1 clamped location, hydraulic cylinder 6 continuation effects; Make die 2 and holding pad 12 clamp product blank 1 and continue to move that drift 8 stretches out gradually, and rushes at product blank 1 from the bore of the punch of holding pad 12 along die-cut direction; And when product blank 1 is dashed when wearing; Drift 8 continues to stretch in the nib 13 of die 2, and die-cut waste material is pushed nib 13, and discharges from material guide hole 14.

Holding pad spring 11 is compressed at this moment, and guider screw 10 is holding pad 12 guiding in die-cut process.When holding pad 12 during fully with 9 applyings of drift fixed head, drift 8 stretches out fully, and accomplishes die-cut.

3) reset: the solid slide block 7 of die 2 and die is under hydraulic cylinder 6 drives; To die-cut opposite direction motion; Holding pad 12 resets under holding pad spring 11 drives simultaneously, and promotes product blank 1, and drift 8 is extracted out from product blank 1; Reset fully to hydraulic cylinder 6 and pressure plare 12, the one-step punching process is accomplished.

In the above-mentioned die-cut process,, make the outward appearance side that direction is a product blank 1 that pours of product, make burr etc. appear at the non-outward appearance side of product blank 1, thereby guarantee that product appearance is qualified because product blank 1 is fixed on the locating piece 3 location.This mode has changed work thinking in the past, and die 2 is made as movable part, and drift 8 is made as fixed part, thereby has solved die-cut bad problem.

The preferred embodiment of this specific embodiment the utility model can not limit the utility model, and concrete each item rights protection scope is defined by the claims.

Claims

1. the improvement structure of a blanking units; Comprise die, locating piece, base plate, guide pad, hydraulic cylinder, die slide block, drift, drift fixed head, guider screw, holding pad spring, holding pad; Said base plate upside two ends are respectively equipped with locating piece and guide pad; It is characterized in that: a side chain relative with guide pad on the said locating piece is consolidated the drift fixed head, on the drift fixed head drift is set, said drift fixed head arranged outside holding pad; Be provided with the holding pad spring that is socketed on the guider screw between holding pad and the drift fixed head, said drift end is set in the holding pad; Said guide pad upper end locking hydraulic cylinder; The terminal anchor mode slider of hydraulic cylinder, die slide block and drift fixed head are oppositely arranged, said die slips end locking die; Be provided with nib in the said die, said nib and the corresponding one by one setting of drift on the drift fixed head.

2. the improvement structure of blanking units according to claim 1, it is characterized in that: said hydraulic cylinder is connected for " worker " word with the die slide block.

3. the improvement structure of blanking units according to claim 1 is characterized in that: be provided with material guide hole between said die slide block and the die.