CN216150868U

CN216150868U - Automobile fender stamping die

Info

Publication number: CN216150868U
Application number: CN202122291294.6U
Authority: CN
Inventors: 王健; 羿世尧
Original assignee: Wuhu Wanqi Mould Co ltd
Current assignee: Wuhu Wanqi Mould Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-04-01
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a stamping die for automobile fenders, which has the technical scheme that: the die comprises a lower die plate and an upper die plate, wherein a plurality of guide posts are arranged at the upper end of the lower die plate, guide sleeves are arranged at the lower end of the upper die plate at positions corresponding to the guide posts, the guide posts can stretch into the guide sleeves, balls are arranged in the guide sleeves, the guide posts are abutted against the balls, a forming die cavity is formed at the upper end of the lower die seat, an upper die block is fixedly arranged at the lower end of the upper die seat at a position corresponding to the forming die cavity, a plurality of ejection devices are arranged in the forming die cavity and at the lower end of the upper die block, each ejection device comprises a fixed block, a compression spring is fixedly arranged at one end of each fixed block, and an ejection block is fixedly arranged at the other end of each compression spring; the utility model solves the problems that the upper die base and the guide post are likely to be blocked when moving after the existing die is used for a long time and the fender is not easy to take out after the punching work is finished.

Description

Automobile fender stamping die

Technical Field

The utility model relates to the technical field of automobile accessory production dies, in particular to an automobile fender stamping die.

Background

Fenders are vehicle body outer panels that cover the wheels, so called for the shape and position of the parts on older vehicle bodies resembling bird wings. Divide into front fender and rear fender again according to the mounted position, the front fender installation is in front wheel department, must guarantee the maximum limit space when the front wheel rotates and beats, and the effect of fender is, and in the car driving process, the grit that prevents to be rolled up by the wheel, mud splash the bottom in carriage, and the fender is stamping forming generally when producing, consequently need use stamping die.

The utility model discloses a chinese utility model patent that publication number is CN210412167U discloses a board stamping die falls in car, include upper die base, die holder, go up the mould 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 mould stripper top, place at a spring 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.

Above-mentioned this kind of stamping die structural design scientific and reasonable has last mould stripper and lower mould stripper and can be with falling the board of making an uproar after the punching press top mould and lower mould, prevents that the fender blank from hugging closely easily and can't take out the device convenient to use on the mould, has improved production efficiency, but above-mentioned and traditional automobile fender's stamping die still has some problems, for example: 1. when the stamping die is used, the stamping process needs to be finished at one time, the product quality is influenced if the upper die base and the guide post are blocked in the midway, but the upper die base and the guide post are possibly blocked when the upper die base and the guide post are moved after long-term use, so that the product is easily influenced; 2. after the fender is subjected to the punching operation, the fender may be adhered to the upper end of the lower die base or the lower end of the upper die base, so that the fender is not easily taken out.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stamping die for an automobile fender, aiming at solving the problems that the existing die in the background art is likely to be blocked when an upper die base and a guide post move after being used for a long time and the fender is not easy to take out after the stamping work is finished.

The technical purpose of the utility model is realized by the following technical scheme:

a stamping die for automobile fenders comprises a lower die plate and an upper die plate, wherein a lower die holder is fixedly arranged on the lower die plate, an upper die base is fixedly arranged at the position corresponding to the lower die holder at the lower end of the upper die plate, a plurality of guide columns are fixedly arranged at the upper end of the lower die plate, guide sleeves are fixedly arranged at the position corresponding to the guide columns at the lower end of the upper die plate, the guide columns can stretch into the inner parts of the guide sleeves, a plurality of grooves are formed in the guide sleeves, balls are arranged in the grooves, the guide columns are abutted to the balls, a forming die cavity is formed at the upper end of the lower die base, an upper die block is fixedly arranged at the position corresponding to the forming die cavity at the lower end of the upper die block, and a plurality of ejection devices are arranged in the inner parts of the forming die cavity and at the lower end of the upper die block, the ejection device comprises a fixed block, a compression spring is fixedly arranged at one end of the fixed block, and an ejection block is fixedly arranged at the other end of the compression spring.

Furthermore, a driving device for driving the upper template to move is arranged at the upper end of the upper template.

Through adopting above-mentioned technical scheme, drive arrangement can drive the cope match-plate pattern and carry out the ascending removal in vertical direction.

Furthermore, the upper end of the guide post is provided with a chamfer.

Through adopting above-mentioned technical scheme, set up the chamfer and can be favorable to the guide post more in the inside removal of guide pipe cover, prevent to take place to interfere between the top of guide post and the ball.

Furthermore, a lower mounting groove for mounting the ejection device is formed in the molding die cavity, and an upper mounting groove for mounting the ejection device is formed in the lower end of the upper die block.

Through adopting above-mentioned technical scheme, set up mounting groove and last mounting groove and be favorable to ejecting device's fixed mounting more.

Furthermore, an elastic rubber plate is fixedly arranged at the outer end of the ejection block and is made of natural rubber materials.

Through adopting above-mentioned technical scheme, when ejecting piece was ejecting with the fender blank, can not cause wearing and tearing to the fender.

Furthermore, the outer end of fixed block is fixed and is provided with a plurality of sealing rings, the sealing ring sets up the inside at the mounting groove.

Through adopting above-mentioned technical scheme, set up the inside that the sealing ring can prevent to have the piece to get into the mounting groove in the in-process of production and processing.

In summary, the utility model mainly has the following beneficial effects:

1. the utility model discloses a, through being provided with a plurality of balls in guide sleeve's inside, the guide post can avoid after getting into guide sleeve's inside with guide sleeve's inside direct contact to reduce the friction between guide post and the guide sleeve, make the relative motion between guide post and the guide sleeve can be more smooth, reduced the appearance that the card went up the condition.

2. The utility model discloses a, all be provided with a plurality of ejecting devices through the inside at the shaping die cavity and the lower extreme of last mould piece, after accomplishing punching press work, after the upper die base rises, the inside compression spring of ejecting device can reset to it is ejecting with the fender of adhesion on lower die base or upper die base, is favorable to taking out fast of fender.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

In the figure: 1. a lower template; 2. mounting a template; 3. a lower die holder; 4. an upper die holder; 5. a drive device; 6. a guide post; 601. chamfering; 7. a guide sleeve; 701. a groove; 8. a ball bearing; 9. molding a mold cavity; 901. a lower mounting groove; 10. an upper die block; 1001. mounting a mounting groove; 11. a fixed block; 12. a compression spring; 13. ejecting a block; 14. an elastic rubber plate; 15. and (4) a sealing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 3, an automobile fender panel stamping die comprises a lower die plate 1 and an upper die plate 2, wherein the lower die base 3 is fixedly arranged on the lower die plate 1, the upper die base 4 is fixedly arranged at a position corresponding to the lower die base 3 at the lower end of the upper die plate 2, a plurality of guide posts 6 are fixedly arranged at the upper end of the lower die plate 1, the number of the guide posts 6 is preferably four, the four guide posts 6 are respectively arranged at four vertex angles at the upper end of the lower die plate 1, a guide sleeve 7 is fixedly arranged at a position corresponding to the guide posts 6 at the lower end of the upper die plate 2, the guide posts 6 can extend into the guide sleeve 7, a plurality of grooves 701 are formed in the guide sleeve 7, balls 8 are arranged in the grooves 701, the plurality of balls 8 are uniformly arranged in the vertical direction, the guide posts 6 abut against the plurality of balls 8, a chamfer 601 is formed at the upper end of the guide posts 6, the chamfer 601 can be more favorable for the guide posts 6 to move in the guide sleeve 7, the interference between the top of the guide post 6 and the ball 8 is prevented, so that the relative motion between the guide post 6 and the guide sleeve 7 can be smoother, the upper end of the lower die holder 3 is provided with a molding die cavity 9, the lower end of the upper die holder 4 is fixedly provided with an upper die block 10 at a position corresponding to the molding die cavity 9, after the fender is placed on the molding die cavity 9, thereby go up the mould piece 10 and descend and laminate with shaping die cavity 9 and can accomplish the punching press work of fender, the inside of shaping die cavity 9 and the lower extreme of last mould piece 10 all are provided with a plurality of ejecting device, the ejecting device of the inside of shaping die cavity 9 sets up with the ejecting device of last mould piece 10 lower extreme is crisscross, the ejecting device extrusion at upper and lower both ends is avoided together, ejecting device includes fixed block 11, the fixed compression spring 12 that is provided with of one end of fixed block 11, the fixed ejecting piece 13 that is provided with of the other end of compression spring 12.

Referring to fig. 1, a driving device 5 for driving the upper mold plate 2 to move is disposed at the upper end of the upper mold plate 2, the driving device 5 may be a hydraulic cylinder or a telescopic cylinder, and the driving device 5 can drive the upper mold plate 2 to move in the vertical direction after operating.

Referring to fig. 1 and 3, a lower mounting groove 901 for mounting an ejection device is formed in the molding cavity 9, an upper mounting groove 1001 for mounting the ejection device is formed in the lower end of the upper mold block 10, a fixing block 11 is fixedly disposed in the lower mounting groove 901 or the upper mounting groove 1001, the outer diameter of the ejection block 13 is smaller than the inner diameter of the lower mounting groove 901 or the upper mounting groove 1001, an elastic rubber plate 14 is fixedly disposed at the outer end of the ejection block 13, the elastic rubber plate 14 is made of a natural rubber material, a plurality of sealing rings 15 are fixedly disposed at the outer end of the fixing block 11, the sealing rings 15 are disposed in the mounting groove, and the outer ends of the sealing rings 15 are abutted to the inner wall of the mounting groove.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fender stamping die, includes lower bolster (1) and cope match-plate pattern (2), the fixed die holder (3) that is provided with on lower bolster (1), the lower extreme of cope match-plate pattern (2) is corresponding to the fixed upper die base (4) that are provided with of position department of die holder (3), its characterized in that: the upper end of the lower template (1) is fixedly provided with a plurality of guide columns (6), the lower end of the upper template (2) is fixedly provided with a guide sleeve (7) at a position corresponding to the guide columns (6), the guide columns (6) can extend into the guide sleeve (7), a plurality of grooves (701) are formed in the guide sleeve (7), balls (8) are arranged in the grooves (701), the guide columns (6) are abutted to the balls (8), the upper end of the lower die holder (3) is provided with a forming die cavity (9), the lower end of the upper die holder (4) is fixedly provided with an upper die block (10) at a position corresponding to the forming die cavity (9), the inner part of the forming die cavity (9) and the lower end of the upper die block (10) are both provided with a plurality of ejection devices, and each ejection device comprises a fixed block (11), one end of the fixed block (11) is fixedly provided with a compression spring (12), and the other end of the compression spring (12) is fixedly provided with an ejection block (13).

2. A fender stamping die according to claim 1, wherein: and a driving device (5) for driving the upper template (2) to move is arranged at the upper end of the upper template (2).

3. A fender stamping die according to claim 1, wherein: the upper end of the guide post (6) is provided with a chamfer (601).

4. A fender stamping die according to claim 1, wherein: the lower mounting groove (901) for mounting the ejection device is formed in the molding die cavity (9), and the upper mounting groove (1001) for mounting the ejection device is formed in the lower end of the upper die block (10).

5. A fender stamping die according to claim 1, wherein: the outer end of the ejection block (13) is fixedly provided with an elastic rubber plate (14), and the elastic rubber plate (14) is made of natural rubber materials.

6. A fender stamping die according to claim 1, wherein: the outer end of fixed block (11) is fixed and is provided with a plurality of sealing rings (15), sealing ring (15) set up the inside at the mounting groove.