CN220497520U - Forming die for automobile A column reinforcing plate - Google Patents

Abstract

The application discloses an automobile A column reinforcing plate forming die, which comprises a base, an upper die, a lower die and a demoulding mechanism; the upper die is arranged above the base in a vertically sliding manner; the lower die is arranged on the base in a sliding way back and forth; the demoulding mechanism is arranged between the base and the lower mould; when the blank slides backward along with the lower die to the right below the upper die, the upper die slides downward to punch the blank into a product; the demolding mechanism is used to force the product out of the lower mold as the lower mold slides forward. The automobile A column reinforcing plate forming die is high in safety, convenient to demould and capable of improving production efficiency.

Description

Forming die for automobile A column reinforcing plate

Technical Field

The application relates to the technical field of automobile part production, in particular to an automobile A column reinforcing plate forming die.

Background

At present, the stamping process in the mechanical processing plays an important role in the processing industry of national economy, the application field of sheet metal parts is extremely wide, the sheet metal part is deeply in various aspects of the manufacturing industry, the sheet metal forming is mainly realized through a stamping die, and the sheet metal is formed through a die cavity in the stamping die by adopting the stamping process. With the continuous development of scientific technology and industrial technology, the living standard of people is greatly improved, and as a transportation tool, automobiles are increasingly widely used; in the manufacture of automobiles, automobile a-pillar reinforcement panels are generally produced by a method using a stamping die.

However, the existing automobile A column reinforcing plate forming die has the following defects: the positions of the upper die and the lower die are fixed, so that when a blank is filled or a product is taken out by hands or other tools, the hands or the tools need to extend between the upper die and the lower die, and when the operation is improper or the machine is out of control, the hands or the tools are damaged by mistake, so that the safety is low; particularly, when the product is taken out, the product is difficult to demould, so that the operation time is long, the production efficiency is low, the time for extending hands or tools between the upper die and the lower die is increased, and the safety is further reduced.

Therefore, how to improve the existing molding die of the reinforcing plate of the automobile A column to overcome the defects is a problem to be solved by the person skilled in the art.

Disclosure of Invention

An object of the application is to provide a high safety, the drawing of patterns of being convenient for improves production efficiency's car A post reinforcing plate forming die.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows: a molding die for an automobile A column reinforcing plate comprises a base, an upper die, a lower die and a demolding mechanism; the upper die is arranged above the base in a vertically sliding manner; the lower die is arranged on the base in a front-back sliding manner; the demolding mechanism is arranged between the base and the lower mold; when the blank slides backwards along with the lower die to the position right below the upper die, the upper die slides downwards to punch the blank into a product; the demolding mechanism is used to force the product out of the lower mold as the lower mold slides forward.

Preferably, the lower die is provided with a model groove, and the bottom of the model groove is provided with a demoulding hole in a penetrating way; the base is provided with a guide inclined plane; the demolding mechanism comprises a demolding rod, the upper end of the demolding rod is arranged in the demolding hole in a vertically sliding manner, and the lower end of the demolding rod is abutted to the guide inclined plane; when the lower die slides forward, the guide inclined surface forces the demolding rod to slide upwards into the mold groove, so that the product is pushed to be separated from the mold groove. The advantages are that: the demolding effect of the demolding mechanism on the product along with forward sliding of the lower mold is realized.

Preferably, the base is provided with a locking groove, and the front inner wall of the locking groove forms the guide inclined plane; the demolding mechanism further comprises an elastic piece, wherein the elastic piece is arranged between the demolding rod and the lower mold and is used for forcing the demolding rod to slide downwards; when the lower die slides backward, the elastic member forces the ejector rod to slide downward into the locking groove, thereby locking the lower die directly below the upper die. The advantages are that: this allows the ejector pin to have a locking and positioning function to facilitate alignment between the upper die and the lower die; when the lower die is pulled forward with force, the locking rod can slide out of the locking groove through the guide inclined surface, and the lower die can slide forward.

Preferably, the number of the demoulding rods is plural, the lower ends of the demoulding rods are connected with each other through a connecting plate, the front end of the connecting plate is provided with an inclined surface structure, and the inclined surface structure is abutted to the guiding inclined surface. The advantages are that: when the lower die slides forwards, the guide inclined plane and the inclined plane structure are mutually extruded to push the connecting plate to slide upwards, so that the demolding rods slide upwards simultaneously to directly prop up the product, and the demolding effect is good.

Preferably, an extension plate is arranged at the rear end of the connecting plate; when the lower die slides forwards until the demolding rod slides out of the base, the connecting plate is abutted to the base through the extension plate, so that the demolding rod can be continuously demolded. The advantages are that: that is, when the lower die slides forward out of the lower portion of the upper die (i.e., the ejector pins slide out of the base), the extension plate prevents the ejector pins from sliding downward, resulting in the product sliding back into the mold grooves, and thus the ejector effect is reduced.

Preferably, a positioning groove for positioning the blank is formed in the lower die at the opening of the model groove. The advantages are that: through the constant head tank location the position of embryo material is convenient for the workman carries out the material loading, makes simultaneously behind the punching press production more accurate.

Preferably, chamfers or fillets are arranged around the positioning groove. The advantages are that: the chamfer or the fillet is convenient for the blank to slide into the positioning groove.

Preferably, the base is provided with a chute, the lower die is provided with a slide block, and the slide block is slidably connected with the chute. The advantages are that: not only realizing the installation between the base and the lower die, but also realizing the relative sliding between the lower die and the base.

Preferably, the lower die is provided with a push-pull member. The advantages are that: the push-pull piece can be used for manually operating the lower die to slide and can be connected with an external driving piece to drive the lower die to slide.

Preferably, the base is provided with a partition board, and the partition board is provided with a notch for the product to pass through. The advantages are that: the partition plate can isolate a stamping area between the upper die and the lower die, so that hands are prevented from extending into the stamping area in the operation process, and safety is improved. When the lower die slides forwards, the product moves upwards to be separated from the lower die, and the notch is used for sliding the product out of the stamping area.

Compared with the prior art, the beneficial effect of this application lies in: when the blanking device is used, the lower die is slid forward to be out of the lower part of the upper die so as to fill the blank on the lower die, so that hands or tools are prevented from extending between the upper die and the lower die during feeding, and the safety is high; then the lower die slides backwards until the blank is positioned right below the upper die, and feeding is completed; then controlling the upper die to slide downwards to punch the blank into the product; and finally, the lower die slides forward out of the lower part of the upper die, and simultaneously the demolding mechanism performs demolding on the product, so that the product on the lower die is convenient to take down, the production efficiency is improved, and hands or tools are prevented from extending into the space between the upper die and the lower die during discharging, so that the safety is high. Therefore, the automobile A column reinforcing plate forming die is high in safety, convenient to demould and capable of improving production efficiency.

Drawings

Fig. 1 is a perspective view of an automobile a-pillar reinforcing plate forming mold provided by the application.

Fig. 2 is an exploded view of the molding die for the reinforcing plate of the automobile a-pillar provided by the application.

Fig. 3 is a front view of the molding die for the reinforcing plate of the automobile a-pillar provided by the application.

Fig. 4 is a cross-sectional view at A-A in fig. 3 provided herein.

Fig. 5 is a schematic view of the lower die provided in the present application when sliding out below the upper die.

In the figure: 1. a base; 11. a guide slope; 12. a locking groove; 13. a chute; 2. an upper die; 3. a lower die; 31. a model groove; 32. a demolding hole; 33. a positioning groove; 34. a slide block; 35. a push-pull member; 4. a demoulding mechanism; 41. a stripper rod; 42. an elastic member; 43. a connecting plate; 431. an extension plate; 5. a partition plate; 51. and (5) a notch.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-5, an embodiment of the present application provides an automotive a-pillar reinforcement plate molding die, which includes a base 1, an upper die 2, a lower die 3, and a demolding mechanism 4; the upper die 2 is arranged above the base 1 in a vertically sliding manner; the lower die 3 is arranged on the base 1 in a sliding manner back and forth; the demoulding mechanism 4 is arranged between the base 1 and the lower mould 3; when the blank slides backward along with the lower die 3 to the position right below the upper die 2, the upper die 2 slides downward to punch the blank into a product; the ejector mechanism 4 is used to force the product out of the lower die 3 when the lower die 3 slides forward. When the blanking machine is used, the lower die 3 is slid forward to be out of the lower part of the upper die 2 so as to fill blanks on the lower die 3, so that hands or tools are prevented from extending between the upper die 2 and the lower die 3 during feeding, and the safety is high; then the lower die 3 slides backwards until the blank is positioned right below the upper die 2, and feeding is completed; then controlling the upper die 2 to slide downwards to punch the blank into a product; and finally, the lower die 3 slides forward out of the lower part of the upper die 2 and simultaneously the demolding mechanism 4 performs demolding on the product, so that the product on the lower die 3 is convenient to take down, the production efficiency is improved, and the hand or tool is prevented from extending between the upper die 2 and the lower die 3 during blanking, so that the safety is high. Therefore, the automobile A column reinforcing plate forming die is high in safety, convenient to demould and capable of improving production efficiency. It should be noted that, the driving mechanism of the upper die 2 is in the prior art, and will not be described in detail herein.

Referring to fig. 2-5, in some embodiments of the present application, a mold groove 31 is formed on the lower mold 3, and a demolding hole 32 is formed through the bottom of the mold groove 31; the base 1 is provided with a guide inclined plane 11; the demoulding mechanism 4 comprises a demoulding rod 41, the upper end of the demoulding rod 41 is arranged in the demoulding hole 32 in a vertically sliding way, and the lower end of the demoulding rod 41 is abutted against the guide inclined surface 11; when the lower die 3 slides forward, the guide slope 11 forces the ejector pins 41 to slide upward into the die grooves 31, thereby pushing the product out of the die grooves 31. The demolding function of the demolding mechanism 4 for demolding the product along with the forward sliding of the lower mold 3 is realized.

Referring to fig. 2 and fig. 4-5, in some embodiments of the present application, a locking groove 12 is provided on the base 1, and a guiding inclined plane 11 is formed on a front inner wall of the locking groove 12; the demolding mechanism 4 further comprises an elastic member 42 (e.g., coil spring, leaf spring, etc.), the elastic member 42 is disposed between the demolding lever 41 and the lower mold 3, and the elastic member 42 is used for forcing the demolding lever 41 to slide downward; when the lower die 3 slides rearward, the elastic member 42 forces the ejector rod 41 to slide downward into the locking groove 12, thereby locking the lower die 3 directly below the upper die 2. This allows the ejector pins 41 to have a locking and positioning function, facilitating alignment between the upper die 2 and the lower die 3; when the lower die 3 is pulled forward with force, the lock lever is slid out of the lock groove 12 through the guide slope 11, and the lower die 3 is slid forward.

Referring to fig. 2 and fig. 4-5, in some embodiments of the present application, the number of the demolding rods 41 is plural, the lower ends of the plurality of demolding rods 41 are connected to each other by a connection plate 43, and the front end of the connection plate 43 is provided with a bevel structure, where the bevel structure abuts against the guiding bevel 11. When the lower die 3 slides forwards, the guide inclined surface 11 and the inclined surface structure mutually extrude and push the connecting plate 43 to slide upwards, so that the plurality of demoulding rods 41 slide upwards simultaneously to directly support the product, and the demoulding effect is good. When the locking groove 12 is provided in the base 1, the connecting plate 43 is connected to the locking groove 12, thereby locking the lower die 3 directly below the upper die 2.

Referring to fig. 4-5, in some embodiments of the present application, the rear end of the connection plate 43 is provided with an extension plate 431; when the lower die 3 slides forward until the ejector lever 41 slides out of the base 1, the connecting plate 43 abuts against the base 1 through the extension plate 431, so that the ejector lever 41 continues to eject. That is, when the lower die 3 slides forward out of the lower portion of the upper die 2 (i.e., the knock out bar 41 slides out of the base 1), the extension plate 431 prevents the knock out bar 41 from sliding downward, resulting in the product sliding back into the mold groove 31, and thus the knock out effect is reduced.

Referring to fig. 2 and 4, in some embodiments of the present application, a positioning groove 33 for positioning a blank is provided on the lower mold 3 at the opening of the mold groove 31. The position of the blank is positioned through the positioning groove 33, so that the feeding of workers is facilitated, and meanwhile, the product produced after stamping is more accurate.

Referring to fig. 2 and 4, in some embodiments of the present application, the positioning groove 33 is provided with a chamfer or rounded corner on the periphery. The chamfer or fillet facilitates the sliding of the blank into the detent 33.

Referring to fig. 1-2, in some embodiments of the present application, a slide 34 is provided on the lower mold 3, and the slide 34 is slidably connected to the chute 13. Not only realizing the installation between the base 1 and the lower die 3, but also realizing the relative sliding between the lower die 3 and the base 1.

Referring to fig. 1-2, in some embodiments of the present application, a push-pull member 35 is provided on the lower die 3. The push-pull member 35 can not only enable the manual operation of the lower die 3 to slide, but also enable the connection of an external driving member to drive the lower die 3 to slide.

Referring to fig. 1, in some embodiments of the present application, a partition 5 is provided on a base 1, and a notch 51 is provided on the partition 5 for passing a product. The partition board 5 can isolate the stamping area between the upper die 2 and the lower die 3, so that hands are prevented from extending into the stamping area in the operation process, and the safety is improved. When the lower die 3 slides forward, the product moves upward and out of the lower die 3, and the notch 51 allows the product to slide out of the punching area.

In conclusion, the automobile A column reinforcing plate forming die is high in safety, convenient to demould and capable of improving production efficiency.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims (10)

1. The automobile A column reinforcing plate forming die is characterized by comprising a base, an upper die, a lower die and a demoulding mechanism; the upper die is arranged above the base in a vertically sliding manner; the lower die is arranged on the base in a front-back sliding manner; the demolding mechanism is arranged between the base and the lower mold; when the blank slides backwards along with the lower die to the position right below the upper die, the upper die slides downwards to punch the blank into a product; the demolding mechanism is used to force the product out of the lower mold as the lower mold slides forward.

2. The automobile A column reinforcing plate forming die of claim 1, wherein the lower die is provided with a model groove, and the bottom of the model groove is provided with a demoulding hole in a penetrating way; the base is provided with a guide inclined plane; the demolding mechanism comprises a demolding rod, the upper end of the demolding rod is arranged in the demolding hole in a vertically sliding manner, and the lower end of the demolding rod is abutted to the guide inclined plane; when the lower die slides forward, the guide inclined surface forces the demolding rod to slide upwards into the mold groove, so that the product is pushed to be separated from the mold groove.

3. The automobile A-pillar reinforcement plate forming die according to claim 2, wherein the base is provided with a locking groove, and the front inner wall of the locking groove forms the guide inclined plane; the demolding mechanism further comprises an elastic piece, wherein the elastic piece is arranged between the demolding rod and the lower mold and is used for forcing the demolding rod to slide downwards; when the lower die slides backward, the elastic member forces the ejector rod to slide downward into the locking groove, thereby locking the lower die directly below the upper die.

4. The molding die for the reinforcing plate of the automobile A column according to claim 2, wherein the number of the demolding rods is plural, the lower ends of the demolding rods are connected with each other through a connecting plate, the front end of the connecting plate is provided with an inclined surface structure, and the inclined surface structure is abutted against the guiding inclined surface.

5. The automobile A-pillar reinforcement plate forming die according to claim 4, wherein an extension plate is provided at the rear end of the connection plate; when the lower die slides forwards until the demolding rod slides out of the base, the connecting plate is abutted to the base through the extension plate, so that the demolding rod can be continuously demolded.

6. The molding die for the reinforcing plate of the automobile A column of claim 2, wherein a positioning groove for positioning the blank is arranged on the lower die at the opening of the model groove.

7. The molding die for the A-pillar stiffener of the automobile of claim 6, wherein chamfers or fillets are arranged on the periphery of the positioning groove.

8. The molding die for the A-pillar stiffener of the automobile of claim 1, wherein the base is provided with a sliding groove, the lower die is provided with a sliding block, and the sliding block is slidably connected with the sliding groove.

9. The molding die for the A-pillar reinforcement plate of the automobile according to claim 1, wherein the push-pull member is provided on the lower die.

10. The molding die for the A-pillar reinforcement plate of the automobile according to claim 1, wherein a partition plate is arranged on the base, and a notch for the product to pass through is arranged on the partition plate.