CN215965837U

CN215965837U - Turning and shaping mold for left and right side plate groups of double-row longitudinal beams of automobile

Info

Publication number: CN215965837U
Application number: CN202121801155.7U
Authority: CN
Inventors: 叶皖龙; 徐云; 魏孝武; 石家玲; 盛亚海; 杨安平
Original assignee: Anhui Pusishun Mould Co ltd
Current assignee: Anhui Pusishun Mould Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-03-08
Anticipated expiration: 2031-08-04

Abstract

The utility model relates to an automobile double-row longitudinal beam left and right side plate group overturning forming die which comprises an upper die structure and a lower die structure, wherein the lower die structure comprises a lower die base, a material supporting core structure is arranged in the lower die base, a material pressing core structure is arranged in the upper die base, the material pressing core structure comprises a material pressing core body, a material pressing nitrogen spring ejector block arranged on the material pressing core body, and the material supporting core structure comprises a material supporting core body and a material supporting nitrogen spring ejector block arranged on the material supporting core body. The pressing forming die is more accurate in positioning in the process of turning and forming, the positioning holes are matched and aligned, the upper convex hull and the outer edge of the shifting hole cover can be respectively turned and formed, the cracking phenomenon caused by serious partial material shortage of the traditional forming die in the forming process is effectively avoided, and the material pressing nitrogen spring ejector block on the material pressing core body and the material supporting nitrogen spring ejector block on the material supporting core body are arranged. Ensures the quick separation of the blanking of the upper die and the lower die in the shaping and the integrity of the material body. And the productivity is high, and the practicability is good.

Description

Turning and shaping mold for left and right side plate groups of double-row longitudinal beams of automobile

Technical Field

The utility model relates to processing and forming of automobile parts, in particular to a turnover forming die for a left side plate group and a right side plate group of double-row longitudinal beams of an automobile.

Background

The stamping forming process of the connecting plate of the front wall beam of the target automobile. According to the method, a plate forming nonlinear analysis software AUTOFORM is taken as a platform, and CAE analysis is carried out on the stamping forming process of the automobile front wall beam connecting plate. The drawing profile and the technological parameters are optimized. The maximum reduction rate of the obtained part material is 14.6 percent, the maximum reduction rate of the part material is within a safe range (16.9 percent) of the reduction rate of B340LA (t is 1.0mm), corners of the part profile spheroidizing part have no hidden damage and tensile fracture, the material flow at the flanging part is uniform, the risk of cracking is avoided, and the forming result is greatly improved.

With the rapid development of the automobile industry, consumers have higher and higher requirements on the quality such as reliability, aesthetic property and the like of automobile parts such as automobile body panels, and the like, so that manufacturers are promoted to continuously improve the quality of the automobile parts. In actual production, the quality of the automobile part positioned in the corresponding correction die is directly related to the quality and the qualified rate of the finished product.

For this reason, the following two positioning methods are generally adopted in the prior art to position the automobile part. The existing left and right side plate groups of the double-row longitudinal beam of the automobile have inaccurate positioning of a turnover forming die or influence the quality by deformation of objects; and the positioning pin cannot be added at the punching position where the part participates in shaping to position, namely the punching position where the part participates in shaping. The positioning pin is always matched with the positioning hole on the process supplement surface of the product surface in the shaping and correcting process, so that the positioning pin and a workpiece are interfered when the plate material flows in the shaping process.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the left and right side plate groups of the double-row longitudinal beam of the automobile are turned into the integral forming die, and the double-row longitudinal beam left and right side plate groups have the advantages of simplicity and convenience in operation and stable and reliable structural equipment; the problem is solved, the operation of frock of being convenient for improves parts machining's quality and efficiency.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a turnover forming die for left and right side plate groups of double-row longitudinal beams of an automobile comprises an upper die structure and a lower die structure, and is characterized in that the upper die structure comprises a lower die and a lower die; lower die structure include the die holder, establish the lower mould cutter structure in the die holder and establish the lower mould auxiliary assembly on the die holder, last mould structure include the upper die base, establish last mould cutter structure and last mould auxiliary assembly in the upper die base, the die holder in set up and hold in the palm material core structure, the upper die base in set up and press material core structure, press material core structure including pressing the material core, establishing pressing material nitrogen spring kicking block on pressing the material core, establishing the interior deflector group in pressing material core periphery, hold in the palm the material core structure including holding in the palm the material core, establishing the material nitrogen spring kicking block that holds in the palm on holding in the palm the material core.

The lower die cutter structure comprises a T-shaped lower die cutter platform, a left side cutter set arranged at the left wing end of the lower die cutter platform, a right side cutter set arranged at the right wing end of the lower die cutter platform, a lower end cutter set arranged at the lower end of the lower die cutter platform and an upper end cutter set arranged at the top end of the lower die cutter platform.

The lower die auxiliary assembly comprises a lower die cast-in type lifting rod arranged on a lower die base, a lower die limiting screw group, a lower die squat dead cushion group, a lower die positioning key, a lower die nitrogen spring group, a lower die nitrogen spring mounting plate group, a lower die limiting assembly, a lower die transportation connecting plate and a lower die outer guide plate.

The upper die cutter structure comprises an upper die left side cutter and an upper die right side cutter which are arranged in an upper die base.

The last mould auxiliary assembly including establish last mould cast-in jack-up stick on the upper die base, go up the outer baffle of mould, go up the spacing apron of mould and establish last mould squat in last mould mounting groove die pad group, go up mould limit screw group, go up mould nitrogen spring mounting plate group.

The utility model has the advantages that: the pressing forming die is more accurate in positioning in the process of turning and forming, the positioning holes are matched and aligned, the upper convex hull and the outer edge of the shifting hole cover can be respectively turned and formed, the cracking phenomenon caused by serious partial material shortage of the traditional forming die in the forming process is effectively avoided, and the material pressing nitrogen spring ejector block on the material pressing core body and the material supporting nitrogen spring ejector block on the material supporting core body are arranged. Ensures the quick separation of the blanking of the upper die and the lower die in the shaping and the integrity of the material body. And the productivity is high, and the practicability is good.

The utility model will be explained in more detail below with reference to the drawings and examples.

Drawings

FIG. 1 is a schematic structural view of a lower mold structure of the present invention.

Fig. 2 is a schematic structural diagram of the swaging core structure of the present invention.

Fig. 3 is a schematic structural diagram of an upper mold structure of the present invention.

Fig. 4 is a schematic structural view of the core structure of the support material of the present invention.

In the figure: 1. the die comprises a lower die base, 2 parts of an upper die base, 3 parts of a material pressing core body, 4 parts of a material pressing nitrogen spring ejector block, 5 parts of an inner guide plate group, 6 parts of a material supporting core body, 7 parts of a material supporting nitrogen spring ejector block, 8 parts of a lower die cutter table, 9 parts of a left side cutter group, 10 parts of a right side cutter group, 11 parts of a lower end cutter group, 12 parts of an upper end cutter group, 13 parts of a lower die cast-in type lifting rod, 14 parts of a lower die limit screw group, 15 parts of a lower die squat dead cushion group, 16 parts of a lower die positioning key, 17 parts of a lower die nitrogen spring group, 18 parts of a lower die nitrogen spring mounting plate group, 19 parts of a lower die limit component, 20 parts of a lower die transport connecting plate, 21 parts of a lower die outer guide plate, 22 parts of an upper die left side cutter, 23 parts of an upper die right side cutter, 24 parts of an upper die cast-in type lifting rod, 25 parts of an upper die outer guide plate, 26 parts of an upper die limit cover plate, 27 parts of an upper die limiting cover plate, 27 parts of an upper die mounting groove, 28 parts of an upper die squat dead cushion group, 29 parts of an upper die limiting screw group, 29 parts of an upper die limit screw group, an upper die, 30. And an upper die nitrogen spring group and 31. an upper die nitrogen spring mounting plate group.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the 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" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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.

Embodiment 1, as shown in fig. 1 to 4, a double-row longitudinal beam left and right side plate group turnover forming die for an automobile comprises an upper die structure and a lower die structure, and is characterized in that; lower die structure include die holder 1, establish the lower mould cutter structure in the die holder and establish the lower mould auxiliary assembly on the die holder, last die structure include upper die base 2, establish last mould cutter structure and last mould auxiliary assembly in the upper die base, the die holder in set up and hold in the palm material core structure, the upper die base in set up and press material core structure, press material core structure including pressing material core 3, establishing pressing material nitrogen spring kicking block 4 on pressing the material core, establishing at the inner guide group 5 of pressing material core periphery, hold in the palm material core structure including holding in the palm material core 6, establishing holding in the palm material nitrogen spring kicking block 7 on holding in the palm material core 6 and holding in the palm material core 6 in the palm in the material guide group 32

The lower die cutter structure comprises a T-shaped lower die cutter platform 8, a left side cutter set 9 arranged at the left wing end of the lower die cutter platform, a right side cutter set 10 arranged at the right wing end of the lower die cutter platform, a lower end cutter set 11 arranged at the lower end of the lower die cutter platform and an upper end cutter set 12 arranged at the top end of the lower die cutter platform.

The lower die auxiliary assembly comprises a lower die cast-in type lifting rod 13, a lower die limit screw group 14, a lower die squat dead cushion group 15, a lower die positioning key 16, a lower die nitrogen spring group 17, a lower die nitrogen spring mounting plate group 18, a lower die limit assembly 19, a lower die transportation connecting plate 20 and a lower die outer guide plate 21 which are arranged on a lower die base.

The upper die cutter structure comprises an upper die left side cutter 22 and an upper die right side cutter 23 which are arranged in an upper die base.

The upper die auxiliary assembly comprises an upper die cast-in type lifting rod 24 arranged on an upper die base, an upper die outer guide plate 25, an upper die limiting cover plate 26, an upper die squat dead cushion group 28 arranged in an upper die mounting groove 27, an upper die limiting screw group 29, an upper die nitrogen spring group 30 and an upper die nitrogen spring mounting plate group 31.

The pressing forming die is more accurate in positioning in the process of turning and forming, the positioning holes are matched and aligned, the upper convex hull and the outer edge of the shifting hole cover can be respectively turned and formed, the cracking phenomenon caused by serious partial material shortage of the traditional forming die in the forming process is effectively avoided, and the material pressing nitrogen spring ejector block on the material pressing core body and the material supporting nitrogen spring ejector block on the material supporting core body are arranged. Ensures the quick separation of the blanking of the upper die and the lower die in the shaping and the integrity of the material body. And the productivity is high, and the practicability is good.

The above examples are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

The parts not involved in the present invention are the same as or can be implemented using the prior art.

Claims

1. A turnover forming die for left and right side plate groups of double-row longitudinal beams of an automobile comprises an upper die structure and a lower die structure, and is characterized in that the upper die structure comprises a lower die and a lower die; lower die structure include the die holder, establish the lower mould cutter structure in the die holder and establish the lower mould auxiliary assembly on the die holder, last mould structure include the upper die base, establish last mould cutter structure and last mould auxiliary assembly in the upper die base, the die holder in set up and hold in the palm material core structure, the upper die base in set up and press material core structure, press material core structure including pressing the material core, establishing pressing material nitrogen spring kicking block on pressing the material core, establishing the interior deflector group in pressing material core periphery, hold in the palm the material core structure including holding in the palm the material core, establishing the material nitrogen spring kicking block that holds in the palm on holding in the palm the material core.

2. The automotive double row longitudinal beam left and right side plate group turnover forming die as claimed in claim 1, characterized in that: the lower die cutter structure comprises a T-shaped lower die cutter platform, a left side cutter set arranged at the left wing end of the lower die cutter platform, a right side cutter set arranged at the right wing end of the lower die cutter platform, a lower end cutter set arranged at the lower end of the lower die cutter platform and an upper end cutter set arranged at the top end of the lower die cutter platform.

3. The automotive double row longitudinal beam left and right side plate group turnover forming die as claimed in claim 1, characterized in that: the lower die auxiliary assembly comprises a lower die cast-in type lifting rod arranged on a lower die base, a lower die limiting screw group, a lower die squat dead cushion group, a lower die positioning key, a lower die nitrogen spring group, a lower die nitrogen spring mounting plate group, a lower die limiting assembly, a lower die transportation connecting plate and a lower die outer guide plate.

4. The automotive double row longitudinal beam left and right side plate group turnover forming die as claimed in claim 1, characterized in that: the upper die cutter structure comprises an upper die left side cutter and an upper die right side cutter which are arranged in an upper die base.

5. The automotive double row longitudinal beam left and right side plate group turnover forming die as claimed in claim 1, characterized in that: the last mould auxiliary assembly including establish last mould cast-in jack-up stick on the upper die base, go up the outer baffle of mould, go up the spacing apron of mould and establish last mould squat in last mould mounting groove die pad group, go up mould limit screw group, go up mould nitrogen spring mounting plate group.