CN214601569U

CN214601569U - Blanking mechanism of stamping die

Info

Publication number: CN214601569U
Application number: CN202022769241.6U
Authority: CN
Inventors: 虞程远
Original assignee: Zhejiang Jingjing Electric Co ltd
Current assignee: Zhejiang Jingjing Electric Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-11-05
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a stamping die's unloading mechanism, including constituting punching press complex last mould and lower mould, go up and be provided with the cutting structure that cuts the good stamping workpiece of stamping forming from the material area between mould and the lower mould, the cutting structure includes that it pegs graft complex stripping and grooving to constitute each other when the punching press compound die, stripping and grooving set up respectively on last mould and lower mould, the lower mould is provided with the liftout structure that is used for cutting the stamping workpiece jack-up that gets off in the outside that cuts the structure, the lower mould is provided with the gas blow mouth that is used for outwards blowing off the stamping workpiece that gets off cutting the inboard that cuts the structure, the gas blow mouth is connected with the air supply. Adopt above-mentioned structure, more help the stamping workpiece to realize the unloading.

Description

Blanking mechanism of stamping die

Technical Field

The utility model relates to a stamping die technical field, concretely relates to stamping die's unloading mechanism.

Background

At present, can stamping forming go out required stamping workpiece through stamping die, can cut off from the material area by the cutting structure on the stamping die after stamping workpiece stamping forming, then is carried out by the propelling movement along with the continuation removal in material area, realizes the unloading. However, some burrs are easy to remain on the trimming edges of the stamped parts after the stamped parts are subjected to stamping forming, and the burrs are easy to form bonding and fixing with the lower die, so that the problem that the stamped parts are difficult to blank in the existing structure is caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a stamping die unloading mechanism that more helps the stamping workpiece unloading.

For realizing the above-mentioned purpose, the utility model provides a stamping die's unloading mechanism, including constituting punching press complex last mould and lower mould, go up and be provided with the stamping workpiece that stamping forming is good between mould and the lower mould and cut off the structure from taking the material to cut off, cut off the structure and include mutually constituted grafting complex stripping and grooving when the punching press compound die, stripping and grooving set up respectively on last mould and lower mould, the lower mould is provided with in the outside that cuts off the structure and is used for the liftout structure of the stamping workpiece jack-up that cuts off, the lower mould is provided with in the inboard that cuts off the structure and is used for the gas blow mouth that the stamping workpiece that cuts off outwards blew off, the gas blow mouth is connected with the air supply.

The utility model has the advantages that: adopt above-mentioned structure, the stamping workpiece is cut the back, through liftout structure jack-up, and then outside air supply blows to the stamping workpiece through the mouth of blowing, and then blows off the stamping workpiece, realizes the unloading, compares current structure, the utility model discloses a structure setting more helps the stamping workpiece unloading.

The utility model discloses can further set up as the liftout structure includes ejector pin and first spring, offers the first cavity that is used for holding ejector pin and first spring on the lower mould, and the lower extreme of first spring supports and presses on the bottom surface of first cavity, and the upper end of first spring supports and leans on the ejector pin to outside making ejector pin upwards the part stretch out first cavity, the opening part of first cavity is provided with the first spacing portion that the restriction ejector pin was deviate from. Adopt above-mentioned structure, when the punching press compound die, the stamping workpiece forms to press the ejector pin to make the ejector pin overcome the effort of first spring and retract to first cavity in, treat the punching press and accomplish the back, upper and lower mould parts, the stamping workpiece loses the stamping workpiece to the ejector pin, thereby under the effect of first spring, the ejector pin stretches out and the jack-up is cut the stamping workpiece that gets off. Overall structure is simple, and realizes the liftout operation automatically.

The utility model discloses still can further set up to having seted up the second cavity on the lower mould, the second cavity has held air blow post and second spring in, and the lower extreme of second spring supports and presses on the bottom surface of second cavity, and the upper end of second spring supports and leans on the air blow post to make the air blow post to the top partially stretch out outside the second cavity, the mouth of blowing is seted up on the air blow post to expose outside the second cavity, the opening part of second cavity is provided with the restriction and blows the spacing portion of second that the post was deviate from. Adopt above-mentioned structure, when the punching press compound die, the material area is formed to blow the post and is pressed to make the effort that the post of blowing overcome the second spring retract to the second cavity in, treat the punching press and accomplish the back, upper and lower mould parts, the material area loses the pressing to the post of blowing, thereby under the effect of second spring, the post of blowing stretches out, the mouth of blowing exposes outside the second cavity, and then outside air supply blows to the stamping workpiece of cutting off from the material area through the mouth of blowing, realizes the unloading.

The utility model discloses still can further set up to be formed with cutting plane after the vertical cutting of air blow post, cutting plane is towards the liftout structure, and the mouth of blowing is seted up on the cutting plane, the cross sectional shape of second cavity is the same with the cross sectional shape of air blow post after the cutting. Adopt above-mentioned structure, set the cross sectional shape of second cavity to the cross sectional shape with the cutting back blowing post the same, can play the joint limiting displacement to the blowing post like this, make the blowing post can not take place to rotate at the flexible in-process from top to bottom to the mouth of blowing that makes to set up on the cutting plane can be towards the liftout structure all the time, and then more helps blowing away by the stamping workpiece of liftout structure jack-up.

The utility model discloses still can further set up to be formed with the material area passageway that the feed area straight line passed on the lower mould, liftout structure and air blow mouth all are located the material area passageway. Through setting up the material area passageway, can play direction and limiting displacement to the removal in material area.

The utility model discloses still can further set up to be fixed with a plurality of reference column on the lower mould, and a plurality of reference column divides to establish in material area both sides, goes up and corresponds on the mould and is formed with the confession when the punching press compound die reference column male jack has all seted up the ring channel on the outer periphery of every reference column, and the ring channel on the plurality of reference column corresponds to constitute the feed and takes the straight line to pass and constitute the spacing material of centre gripping and take the passageway to the material area.

The utility model discloses still can further set up to correspond on the lower mould and be provided with the locating hole in the material area passageway, go up to correspond on the mould and be provided with and pass the material area and insert when the punching press compound die location bolt in the locating hole. The positioning bolt can correspondingly penetrate through the material belt when the stamping and die assembly is carried out, so that the material belt is punctured and positioned, and the cutting operation of the stamping part can be stably realized.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a structural diagram of the middle and lower dies of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is a cross-sectional view of a portion of the ejector structure;

FIG. 5 is a cross-sectional view of the puff column portion;

FIG. 6 is a structural diagram of the middle upper mold of the present invention;

fig. 7 is an enlarged view of a portion B of fig. 6.

Detailed Description

As shown in fig. 1-7, a blanking mechanism of a stamping die is provided, including constituting the punching press complex and going up mould 1 and lower mould 2, upward be provided with between mould 1 and the lower mould 2 with the cutting structure that stamping workpiece 3 that the stamping forming is good cuts from material area 4, the cutting structure includes mutually constituting grafting complex stripping block 5 and grooving 6 when the punching press compound die, stripping block 5 and grooving 6 set up respectively on last mould 1 and lower mould 2, lower mould 2 is provided with the liftout structure that is used for the stamping workpiece 3 jack-up that will cut off in the outside of cutting structure, lower mould 2 is provided with the gas blow mouth 7 that is used for outwards blowing off the stamping workpiece 3 that will cut off in the inboard of cutting structure, gas blow mouth 7 is connected with the air supply.

Adopt above-mentioned structure, stamping workpiece 3 is cut the back down, through liftout structure jack-up, and then outside air supply blows to stamping workpiece 3 through blowing mouth 7, and then blows off stamping workpiece 3, realizes the unloading, compares current structure, the utility model discloses a structure setting more helps stamping workpiece 3 unloading.

The utility model discloses can further set up as the liftout structure includes ejector pin 8 and first spring 9, offers the first cavity 10 that is used for holding ejector pin 8 and first spring 9 on the lower mould 2, and the lower extreme of first spring 9 supports and presses on the bottom surface of first cavity 10, and the upper end of first spring 9 supports and leans on ejector pin 8 to outside making ejector pin 8 to the upper portion stretch out first cavity 10, the opening part of first cavity 10 is provided with the first spacing portion 11 that restriction ejector pin 8 deviates from. Adopt above-mentioned structure, when the punching press compound die, stamping workpiece 3 forms to push down ejector pin 8 to make ejector pin 8 overcome the effort of first spring 9 and retract to first cavity 10 in, treat the punching press and accomplish the back, the upper and lower mould is separated, and stamping workpiece 3 loses the pressing to ejector pin 8, thereby under the effect of first spring 9, ejector pin 8 stretches out and jack-up is the stamping workpiece 3 who is cut off. Overall structure is simple, and realizes the liftout operation automatically.

The utility model discloses still can further set up to having seted up second cavity 12 on the lower mould 2, the second cavity 12 has been held to blow post 13 and second spring 14, and the lower extreme of second spring 14 supports and presses on the bottom surface of second cavity 12, and the upper end of second spring 14 supports and leans on the post 13 of blowing to make the post 13 of blowing stretch out outside second cavity 12 to the upper portion, blow mouthful 7 and set up on the post 13 of blowing, and expose outside second cavity 12, the opening part of second cavity 12 is provided with the spacing portion 22 of second that the restriction post 13 of blowing deviates from. Adopt above-mentioned structure, when the punching press compound die, material area 4 forms to blow post 13 and presses, thereby make the effort that blows post 13 and overcome second spring 14 retract to second cavity 12 in, treat the punching press completion back, the upper and lower mould parts, material area 4 loses the pressing to blowing post 13, thereby under the effect of second spring 14, blow post 13 stretches out, blow mouthful 7 expose outside second cavity 12, then outside air supply blows to following stamping workpiece 3 that cuts off on material area 4 through blowing mouthful 7, realize the unloading.

The utility model discloses still can further set up to be formed with cutting plane 15 after the vertical cutting of air blow post 13, cutting plane 15 is seted up towards the liftout structure air blow mouth 7 on cutting plane 15, the cross sectional shape of second cavity 12 is the same with the cross sectional shape of cutting back air blow post 13. Adopt above-mentioned structure, set the cross sectional shape of second cavity 12 to be the same with the cross sectional shape of cutting back blowing post 13, can play the joint limiting displacement to blowing post 13 like this, make blowing post 13 can not take place to rotate at the upper and lower telescopic in-process to make and set up blowing mouth 7 on cutting plane 15 and can be towards the liftout structure all the time, and then more help blowing away by stamping workpiece 3 of liftout structure.

The utility model discloses still can further set up to be formed with the material area passageway 16 that 4 straight lines in feed area pass on the lower mould 2, liftout structure and the mouth of blowing all are located material area passageway 16. By arranging the material belt channel 16, the movement of the material belt 4 can be guided and limited.

The utility model discloses still can further set up to be fixed with a plurality of reference column 17 on the lower mould 2, and a plurality of reference column 17 divides to establish in 4 both sides in the material area, go up and correspond on the mould 1 and be formed with the confession when the punching press compound die reference column 17 male jack 18 has all seted up ring channel 19 on every reference column 17's the outer periphery, and ring channel 19 on a plurality of reference column 17 corresponds to constitute and supplies 4 sharp passes and constitute the spacing material area passageway 16 of centre gripping to material area 4.

The utility model discloses still can further set up to correspond on the lower mould 2 and be provided with locating hole 20 in material area passageway 16, go up and correspond on the mould 1 and be provided with and pass material area 4 and insert when the punching press compound die location bolt 21 in the locating hole 20. By the arrangement, the positioning bolt 21 can correspondingly penetrate through the material belt 4 when the die is pressed and closed, so that the material belt 4 is punctured and positioned, and the cutting operation of the stamping part 3 can be more stably realized.

Claims

1. The utility model provides a stamping die's unloading mechanism, is provided with the cutting structure who cuts the stamping workpiece that stamping forming is good from the material area between last mould and the lower mould including constituting punching press complex last mould and lower mould, the cutting structure includes mutually to constitute grafting complex stripping and grooving when punching press compound die, stripping and grooving set up on last mould and lower mould respectively, its characterized in that: the lower mould is provided with the liftout structure that is used for the stamping workpiece jack-up that will cut off in the outside of cutting off the structure, the lower mould is provided with the mouth of blowing that is used for the stamping workpiece outwards blowing off that will cut off in the inboard of cutting off the structure, the mouth of blowing is connected with the air supply.

2. The blanking mechanism of a stamping die as recited in claim 1, characterized in that: the ejector structure comprises an ejector rod and a first spring, a first concave cavity used for containing the ejector rod and the first spring is formed in the lower die, the lower end of the first spring is pressed on the bottom surface of the first concave cavity in an abutting mode, the upper end of the first spring is pressed on the ejector rod in an abutting mode, the ejector rod is made to extend out of the first concave cavity upwards, and a first limiting portion limiting the ejector rod to be separated from the first concave cavity is arranged at the opening of the first concave cavity.

3. The blanking mechanism of the press die according to claim 1 or 2, characterized in that: the lower die is provided with a second cavity, the second cavity is internally provided with an air blowing column and a second spring, the lower end of the second spring is abutted against the bottom surface of the second cavity, the upper end of the second spring is abutted against the air blowing column and causes the upper part of the air blowing column to extend out of the second cavity, the air blowing opening is formed in the air blowing column and exposed out of the second cavity, and a second limiting part for limiting the air blowing column to be separated from the lower die is arranged at the opening of the second cavity.

4. The blanking mechanism of a stamping die as recited in claim 3, wherein: and a cutting plane is formed after the air blowing column is vertically cut, the cutting plane faces the material ejecting structure, the air blowing opening is formed in the cutting plane, and the cross section of the second concave cavity is the same as that of the air blowing column after cutting.

5. The blanking mechanism of the press die according to claim 1 or 2, characterized in that: and a material belt channel through which the feeding belt passes linearly is formed on the lower die, and the material ejecting structure and the air blowing port are both positioned in the material belt channel.

6. The blanking mechanism of a stamping die as recited in claim 5, wherein: a plurality of positioning columns are fixed on the lower die and are respectively arranged on two sides of the material belt, inserting holes for the positioning columns to insert are correspondingly formed in the upper die when the die is closed by stamping, annular grooves are formed in the outer circumferential surface of each positioning column, and the annular grooves in the plurality of positioning columns correspondingly form material belt channels which enable the material belt to pass through linearly and limit the material belt in a clamping mode.

7. The blanking mechanism of a stamping die as recited in claim 5, wherein: the lower die is correspondingly provided with a positioning hole in the material belt channel, and the upper die is correspondingly provided with a positioning bolt which penetrates through the material belt and is inserted into the positioning hole when the die is closed by stamping.