CN210412167U

CN210412167U - Automobile noise reduction plate stamping die

Info

Publication number: CN210412167U
Application number: CN201921207796.2U
Authority: CN
Inventors: 刘松青; 叶静波; 李晓红
Original assignee: Jilin Teachers Institute of Engineering and Technology
Current assignee: Jilin Teachers Institute of Engineering and Technology
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-04-28
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a belong to auto-parts mould technical field, specifically be a car falls and make an uproar stamping die, including upper die base, die holder, go up mould, last stripper, lower mould, preforming, guide pillar guide pin bushing, upper die base bottom fixed mounting go up the mould, it places to go up the mould and set up the through-hole go up the mould stripper, it is equipped with spring one to go up the mould stripper top, place at spring one top in the recess that the upper die base bottom was seted up, upper die base both ends fixed mounting guide pillar guide pin bushing, the utility model discloses structural design scientific and reasonable has last stripper and lower mould stripper and can push out mould and lower mould with the board of making an uproar after the punching press, prevent that the fender blank from hugging closely unable extraction the device convenient to use on the mould easily, improved production efficiency.

Description

Automobile noise reduction plate stamping die

Technical Field

The utility model relates to an auto-parts mould technical field specifically is a board stamping die falls in car noise.

Background

With the rapid development of the car industry, particularly the urgent need for the expansion of the market of small household cars, each large host factory requires to improve the production efficiency of products, and the fender (also called noise reduction plate) on the car is manufactured by stamping on a stamping die, the existing fender processing equipment usually comprises a die and a stamping plate, when in use, a fender blank is firstly placed on the surface of the die, then the stamping plate descends to carry out hot pressing on the blank, and the blank is pressed into a shape which is consistent with the surface of the die, however, when in the prior art, when the blank is stamped, because the surface of the die is uneven and has an arc structure, the edge of the stamping plate contacts with the surface of the fender blank when the blank is stamped, the blank at a higher point of the die is firstly stressed, the blank at a lower point of the die is secondly stressed, and because the texture of the fender blank is soft, the phenomenon of the fender blank, the production quality is influenced, and after punching again, for this reason, the fender blank clings to the mould easily and can't take out, we provide a car and fall board stamping die that makes an uproar.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a board stamping die falls in car to the fender blank that proposes takes place the fold phenomenon in solving above-mentioned background art, and the problem that can't take out on the mould is hugged closely easily to the fender blank.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die for an automobile noise reduction plate comprises an upper die base, a lower die base, an upper die stripper, a lower die, a pressing sheet and a guide pillar and guide sleeve, the upper die is fixedly arranged at the bottom of the upper die base, the upper die is provided with a through hole for placing the upper die stripper plate, the top of the upper die stripper is provided with a first spring, the top of the first spring is placed in a groove formed in the bottom of the upper die base, the guide post and guide sleeve are fixedly arranged at the two ends of the upper die base, the bottom of the guide post and guide sleeve is fixedly arranged at the two ends of the lower die base, the top of the lower die base is fixedly provided with the lower die stripper plate through a step screw, the bottom of the lower die stripper plate is provided with a second spring sleeved on the step screw, the lower die discharging plate is provided with a through hole in the middle for placing the lower die, the bottom of the lower die is fixedly installed on the lower die base, and the bottoms of the outer walls of the two ends of the upper die are fixedly installed on the pressing sheet through screws.

Preferably, the bottom parts of the two ends of the upper die are fixedly provided with material blocking pins, and the joints of the material blocking pins and the lower die discharging plate are provided with grooves.

Preferably, the distance between the outer walls of the two ends of the upper die stripper plate and the inner wall of the upper die is 15 filaments.

Preferably, the distance between the outer walls of the two ends of the lower die and the inner wall of the lower die stripper plate is 15 filaments.

Preferably, the bottom of the upper die stripper plate is the same as the upper surface of the noise reduction plate to be stamped, and the top of the lower die is the same as the lower surface of the noise reduction plate to be stamped.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of board stamping die falls in car has and goes up mould stripper and lower mould stripper and can push out mould and lower mould with the board of falling the noise after the punching press, prevents that the fender blank from hugging closely easily and can't take out on the mould, is equipped with the preforming in last mould both ends bottom, can prevent that the fender blank from taking place the fold phenomenon when the punching press, and the device convenient to use has improved production efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a diagram of the structure of the tablet of the present invention.

In the figure: 100 upper die seats, 200 lower die seats, 300 upper dies, 310 striker pins, 400 upper die stripper plates, 410 spring I, 500 lower die stripper plates, 510 spring II, 600 lower dies, 700 pressing sheets, 710 screws and 800 guide post guide sleeves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an automobile noise reduction plate stamping die, which has the advantages of no adhesion to the die, wrinkle resistance and simple structure, please refer to fig. 1, and comprises an upper die base 100, a lower die base 200, an upper die 300, an upper die stripper 400, a lower die stripper 500, a lower die 600, a pressing sheet 700 and a guide pillar and guide sleeve 800;

referring to fig. 1, an upper mold 300 is fixedly installed at the bottom of the upper mold base 100, specifically, the upper mold base 100 is provided with four hinge holes, four screws a (not labeled) are used for connecting the upper mold 300 in a threaded manner, and the upper mold base 100 is used for installing the upper mold 300.

Referring to fig. 1 again, a lower die stripper plate 500 is fixedly mounted on the top of the lower die base 200, specifically, the lower die base 200 is provided with four hinge holes, four B screws (not labeled in the figure) are screwed to the lower die stripper plate 500, and the lower die base 200 is used for mounting the lower die stripper plate 500.

Referring to fig. 1, an upper mold 300 is installed on an upper mold base 100, and specifically, a stepped through hole is formed in the middle of the upper mold 300 for placing an upper mold stripper 400, and the stepped through hole prevents the upper mold stripper 400 from being separated from the upper mold 300.

Referring to fig. 1 again, the upper die discharging plate 400 is placed on the upper die 300, specifically, a boss structure formed at the top of the upper die discharging plate 400 is matched with a stepped through hole formed in the upper die 300 to prevent the upper die discharging plate 400 from being separated from the upper die 300, the first spring 410 is installed at the top of the upper die discharging plate 400, the top of the first spring 410 is adhered to a groove formed in the bottom of the upper die base 100, the first spring 410 has a buffering effect on the upper die discharging plate 400, and the upper die discharging plate 400 is used for ejecting the noise reduction plate after punching.

Referring to fig. 1, a lower die discharging plate 500 is mounted on a lower die base 200, specifically, the lower die discharging plate 500 is in threaded connection with the top of the lower die base 200 through a step screw 520, a second spring 510 is sleeved on the step screw 520, the top of the second spring is connected with the bottom of the lower die discharging plate 500, the second spring 510 has a buffering effect on the lower die discharging plate 500, and the lower die discharging plate 500 is used for ejecting a noise reduction plate after punching.

Referring to fig. 1 again, the lower die 600 is mounted on the lower die base 200, specifically, the lower die base 200 is provided with four hinge holes and is screwed to the bottom of the lower die 600 by four C screws (not labeled in the figure), and the lower die 600 is used for punching the shape of the noise reduction plate.

Referring to fig. 1 and 2, the pressing sheet 700 is installed at two ends of the upper die 300, specifically, the outer walls of the two ends of the upper die 300 are provided with threaded holes, and the pressing sheet 700 is connected to the pressing sheet 700 through screws 710, so that the pressing sheet 700 can press the edge of the blank of the noise reduction plate during stamping, and the pressing sheet 700 prevents the noise reduction plate from wrinkling during stamping.

Referring to fig. 1, the guide post and guide sleeve 800 is installed on the upper die holder 100, and specifically, the guide post and guide sleeve 800 may be divided into a guide post and a guide sleeve, the guide sleeve is installed at the bottom of the upper die holder 100 through an internal screw, the bottom of the guide post is bonded in a through hole formed in the lower die holder 200, and the guide post and guide sleeve 800 guides the die to prevent dislocation when the upper die 300 and the lower die 600 are stamped.

The upper die holder 100, the lower die holder 200, the upper die 300, the upper die stripper 400, the lower die stripper 500, the lower die 600, the pressing sheet 700 and the guide post and guide sleeve 800 are made of metal materials.

When specifically using, this technical field personnel will need the punching press fall the board blank of making an uproar put into in the middle of last mould 300 and lower mould 600, the punching press fixed plate of punching machine is connected through the clamp plate to upper mould base 100, die holder 200 passes through on the workstation of clamp plate connection punching machine, start the punching machine, upper mould base 100 moves down, go up mould 300 and last mould stripper 400 and move down, and in the contact of lower mould 600, after the contact is accomplished, the punching press fixed plate of punching machine drives upper mould base 100 and moves up, spring one 410 resumes initial position with last mould stripper 400, spring two 510 resumes initial position with lower mould stripper 500, the punching press is accomplished.

In order to make this device when moving, fall the board blank of making an uproar and can stably place, go up mould 300 both ends bottom fixed mounting and keep off the material round pin 310, keep off the material round pin 310 and set up the recess with lower mould stripper 500 junction, it is specific, keep off the material round pin 310 total four, when placing and fall the board blank of making an uproar, will fall the board blank outer wall of making an uproar and to corresponding in four keep off the material round pin 310, carry out the punching press again, keep off the material round pin 310 and have the stabilizing action to falling the board blank of making an.

Referring to fig. 1, in order to prevent the gap between the upper die stripper 400 and the upper die 300 from being too large to affect the precision of the noise reduction plate during the stamping process, the distance between the outer walls of the two ends of the upper die stripper 400 and the inner wall of the upper die 300 is 15 wires, 15 wires are equal to 0.15 mm, the gap reserved space of the national standard die is 10 wires to 20 wires, and the reserved distance is in accordance with the national standard.

Referring to fig. 1, in order to prevent the gap between the lower die 600 and the lower die stripper plate 500 from being too large during the stamping process, which may affect the precision of the noise reduction plate, the distance between the outer walls of the two ends of the lower die 600 and the inner wall of the lower die stripper plate 500 is 15 wires, and the working principle is the same as the principle of the upper die stripper plate 400 and the upper die 300.

Referring to fig. 1, in order to prevent the upper die stripper 400 and the lower die from affecting the accuracy of the noise reduction plate during the stamping process, the bottom of the upper die stripper 400 is the same as the upper surface of the noise reduction plate to be stamped, and the top of the lower die 600 is the same as the lower surface of the noise reduction plate to be stamped.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a board stamping die that makes an uproar falls in car which characterized in that: the die comprises an upper die holder (100), a lower die holder (200), an upper die (300), an upper die stripper plate (400), a lower die stripper plate (500), a lower die (600), a pressing sheet (700) and a guide post guide sleeve (800), wherein the bottom of the upper die holder (100) is fixedly installed on the upper die (300), the upper die (300) is provided with a through hole for placing the upper die stripper plate (400), the top of the upper die stripper plate (400) is provided with a first spring (410), the top of the first spring (410) is placed in a groove formed in the bottom of the upper die holder (100), two ends of the upper die holder (100) are fixedly installed with the guide post guide sleeve (800), the bottom of the guide post guide sleeve (800) is fixedly installed at two ends of the lower die holder (200), the top of the lower die holder (200) is fixedly installed on the lower die stripper plate (500) through a step screw (520), and a second spring (510) sleeved, the lower die discharging plate (500) is provided with a through hole in the middle for placing the lower die (600), the bottom of the lower die (600) is fixedly installed on the lower die base (200), and the bottoms of the outer walls of the two ends of the upper die (300) are fixedly installed on the pressing plate (700) through screws (710).

2. The automotive noise reduction plate stamping die according to claim 1, wherein: the bottom parts of the two ends of the upper die (300) are fixedly provided with material blocking pins (310), and grooves are formed in the joints of the material blocking pins (310) and the lower die discharging plate (500).

3. The automotive noise reduction plate stamping die according to claim 1, wherein: the distance between the outer walls of the two ends of the upper die stripper plate (400) and the inner wall of the upper die (300) is 15 filaments.

4. The automotive noise reduction plate stamping die according to claim 1, wherein: the distance between the outer walls of the two ends of the lower die (600) and the inner wall of the lower die stripper plate (500) is 15 filaments.

5. The automotive noise reduction plate stamping die according to claim 1, wherein: the bottom of the upper die stripper plate (400) is the same as the upper surface of the noise reduction plate to be stamped, and the top of the lower die (600) is the same as the lower surface of the noise reduction plate to be stamped.