CN211161512U

CN211161512U - Multifunctional automobile covering part stamping die

Info

Publication number: CN211161512U
Application number: CN201922165232.3U
Authority: CN
Inventors: 王维利; 彭金强; 彭金冲; 王宜生
Original assignee: Tianjin Weirong Electrical Co ltd
Current assignee: Tianjin Weirong Electrical Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-04
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a multifunctional automobile covering part stamping die, which comprises a top cover, a base and a connecting block, the utility model provides an automobile covering part stamping die, a plurality of male dies or female dies are arranged on the upper die base and the lower die base side by side, a plurality of products can be formed by one-time punching, and under the condition of considering the casting shrinkage rate directly influencing the casting size precision and the position degree, the molded surface of the die is amplified by a certain shrinkage rate, the sizes of the molded surfaces of the upper die seat, the female die and the blank holder are all larger than the stamping size of each corresponding surface of the covering part to be stamped, the defect of the shrinkage rate of the plate and the die is overcome, the requirement of dimensional accuracy is met, and the hydraulic rod is arranged to effectively reduce the instant stamping force generated during stamping, and the problem of device damage is caused, and the upper die and the lower die can be independently separated, so that the next stamping is facilitated, and the quality of the automobile covering part is ensured.

Description

Multifunctional automobile covering part stamping die

Technical Field

The utility model relates to an auto-parts production technical field specifically is a multi-functional automobile panel stamping die.

Background

In recent years, with the popularization of household automobiles, the automobile manufacturing industry develops rapidly, and as the aesthetic requirements of people are increased, the upgrading and updating of automobiles are accelerated, and the development design and production period of automobile covering part stamping dies is shortened continuously. In order to ensure the quality and the quantity, meet the requirements of customers and save the cost, the difficulty in the production process of the die is greatly increased, particularly the die applied to large-scale key covering pieces such as the side walls of automobile bodies has extremely complex structure, meanwhile, the connection between the upper die holder and the lower die holder is unstable, and the upper die holder exerts pressure on the lower die holder for a long time, so that the lower die holder is separated or plastically deformed, the service life of the lower die holder is shortened, and the common drawing die for the side wall of the car body hardly meets the ideal requirements directly because the dimensional accuracy of a stamping workpiece cannot reach the target value of a product and the repeated debugging and modification of the die by a bench are needed, so that the manufacturing period is quite long, the production rate of the product is low, moreover, the main factors influencing the stamping cost are the material utilization rate and the one-time stamping cost, wherein the higher the material utilization rate is, the lower the one-time stamping cost is, and the lower the cost is. In the stamping process of a large automobile panel, the automobile panel is easy to deviate in the stamping process, so that the stamping precision is low and inaccurate, and a multifunctional automobile panel stamping die is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional automobile panel stamping die to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional automobile covering part stamping die comprises a top cover and a base, wherein a connecting block is installed on the base in a welding mode, firmness of the device is improved, the purpose is to prolong service life of the device, an upper supporting plate is connected to the bottom of the top cover and fixed with the top cover through bolts and pins, an upper die base is arranged at the bottom of the upper supporting plate, a baffle is welded on the outer side of the bottom of the upper die base to prevent the upper die base and a lower die base from being separated, a blank holder is welded on the outer edge of the bottom of the upper die base to ensure flatness of workpieces, an upper pad foot is installed between the upper supporting plate and the upper die base to provide firmness of the device and improve height of the device, a plurality of female dies are arranged on the upper die base side by side, a plurality of products can be formed by one-time stamping, the stamping cost of each product is greatly reduced, productivity and material utilization, the locating piece is fixed a position the tablet, the welding of base both sides has the connecting block, the bottom plate is installed at the base top, the bottom plate passes through the bolt and the pin is connected with the base, the bottom plate top is equipped with the die holder, the bottom plate with install the base between the die holder and fill up the foot, be equipped with a plurality of terrace dies on the die holder side by side, spacing post in still being equipped with on the base, spacing post is located terrace die one side and adjacent terrace die, interior spacing post is used for limiting distance when upper die base and die holder punching press, prevents that the upper die base from closing, the terrace die side is equipped with the retainer plate, the retainer plate with through spring and safety bolt with the die holder is fixed, realizes the material supporting function through the spring force.

Preferably, the support column is installed to the bottom of connecting block, the fixing base is installed at the top of support column, the hydraulic stem is installed at the top of fixing base, the momentary punching press power that produces when can effectual reduction punching press, it is too big to have avoided momentary punching press power, and causes the problem of device damage, makes its upper die base and die holder independently separately simultaneously, makes things convenient for the punching press of next time, and the hydraulic stem can be fixed to the fixing base, takes place the displacement when preventing the hydraulic stem motion, and leads to the acceptance inhomogeneous problem of device, the mould protection piece is installed at the top of hydraulic stem, but the firmness of mould protection piece hoisting device has increased the life of device. Preferably, the top cap top is installed the installation piece, the bottom of installation piece is passed through the bolt fastening on the top cap for connect the punching machine, compare the connected mode of draw-in groove more firm.

Preferably, the terrace die both sides are equipped with unevenness's decorative pattern, increase the friction through the contact surface roughness, avoid smooth.

Preferably, the sizes of the molded surfaces of the upper die holder, the female die and the blank holder are all larger than the punching size of each corresponding surface of the covering part to be punched, so that the defect of the shrinkage rate of the plate and the die holder casting is overcome, and the plate and the die holder casting can be processed in place at one time.

Preferably, the internally mounted of die holder has two sets of kicking grooves, the inside in kicking groove is equipped with the kicking block, can be used to ejecting the template, can be automatic ejecting with the inside panel of die holder, avoided panel to block to lead to the punching press process to break off, and need the manual work to go the panel of clearing up the jam, ejecting spring has been placed to the bottom of kicking block, and ejecting spring provides power for the kicking block, makes its kicking block have power.

Preferably, the surface of the base is coated with a corrosion-proof layer, so that the device can be prevented from being corroded, and the service life of the device is prolonged.

The utility model has the advantages of providing a stamping die for multifunctional automobile covering parts, a plurality of male dies and female dies are arranged on an upper die base and a lower die base side by side, a plurality of products can be formed by one-time punching, the punching cost of each product is greatly reduced, the production efficiency is improved, simultaneously, the layout is realized without scrap edges, the material utilization rate is greatly improved, and the instantaneous stamping force generated in the stamping process can be effectively reduced by installing a hydraulic rod, the problem that the device is damaged due to the overlarge instantaneous stamping force is avoided, simultaneously, the upper die base and the lower die base can be automatically separated, the next stamping is convenient, the working efficiency of the device is effectively improved, when the stamping is finished, the ejection block and the ejection spring are arranged, the plate in the die can be automatically ejected out, the plate is prevented from being blocked, the blocking process is prevented from being interrupted, and the blocked plate needs to be manually cleaned, the stamping speed is guaranteed, manpower and material resources are saved, the molded surface of the die is amplified by a certain shrinkage rate under the condition that the casting shrinkage rate of the casting which directly influences the size precision and the position degree is considered, the molded surface sizes of the upper die, the male die and the blank holder are all larger than the stamping size of each corresponding surface of the covering part to be stamped, and therefore the defect of the casting shrinkage rate of the plate and the die is made up, and the requirement of the size precision of the covering part plate is met.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the lower die holder of the present invention;

FIG. 3 is a schematic structural view of the upper die base of the present invention;

reference numerals:

1. top cover 2, base 3, connecting block

4. Mounting block 5, material supporting plate 6, inner limit column

7. Locating block

11. An upper supporting plate 12, an upper die seat 13 and an upper foot pad

14. Concave die 15, blank holder 16, baffle

21. Lower supporting plate 22, lower die holder 23 and lower cushion foot

24. Punch 25, top groove

221. Ejecting spring 222, ejecting block

31. Support column 32, fixed seat 33, hydraulic rod

34. Fixed block 35. mold protection block

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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

The utility model provides a pair of embodiment: a multifunctional automobile covering part stamping die comprises a top cover 1 and a base 2, wherein an upper supporting plate 11 is connected to the bottom of the top cover 1, the upper supporting plate 11 is fixed with the top cover 1 through bolts and pins, an upper die base 12 is arranged at the bottom of the upper supporting plate 11, a plurality of blank holders 15 are welded at the edge of the bottom of the upper die base 12, a baffle 16 is welded at the outer side of the bottom of the upper die base 12, the upper die base 12 and a lower die base 22 are prevented from being separated after stamping, an upper cushion foot 13 is arranged between the upper supporting plate 11 and the upper die base 12, a plurality of female dies 14 are arranged on the upper die base 12 side by side, a plurality of products can be formed by one-time stamping, the stamping cost of each product is greatly reduced, the production rate and the material utilization rate are improved, a positioning block 7 is arranged on each female die 14, the positioning block 7 is used, the lower support plate 21 is connected with the base 2 through bolts and pins, a lower die holder 22 is arranged at the top of the lower support plate 21, lower pad feet 23 are installed between the lower support plate 21 and the lower die holder 22, a plurality of male dies 24 are arranged on the lower die holder 22 side by side, an inner limiting column 6 is further arranged on the base 2, the inner limiting column 6 is located on one side of the male dies 24 and close to the male dies 24, rugged patterns are arranged on two sides of the male dies 24, a material supporting plate 5 is arranged on the side edge of the male dies 24, and the material supporting plate 5 is fixed with the lower die holder 22 through springs and safety bolts.

And uneven patterns are arranged on two sides of the male die 24.

Connecting block 3 is installed at base 2 top through the welded mode, support column 31 is installed to bottom 2 of connecting block 3, fixing base 32 is installed at the top of support column 31, hydraulic stem 33 is installed at the top of fixing base 32, and hydraulic stem 33 can be fixed to fixing base 32, mould protection piece 35 is installed at the top of hydraulic stem 33, the profile size of upper die base 12, die 14 and blank holder 15 all is greater than the punching press size of treating the punching press covering and corresponding each side to this compensates the defect of plate and the foundry goods shrinkage factor of die holder own, and can once only process and target in place, installation piece 4 is installed at top cap 1 top, the bottom of installation piece 4 is passed through the bolt fastening on top cap 1, and the connected mode of comparing the draw-in groove is more firm.

Two groups of top grooves are arranged in the lower die holder 22, a top block 222 is arranged in each top groove, an ejection spring 221 is placed at the bottom of each top block, and the ejection springs 221 provide power for the top blocks to enable the top blocks 222 to have power.

The surface of the base 2 is coated with an anti-corrosion layer, so that the device can be prevented from being corroded, and the service life is prolonged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a multi-functional automobile panel stamping die which characterized in that: the die comprises a top cover and a base, wherein an upper supporting plate is connected to the bottom of the top cover and fixed to the top cover through bolts and pins, an upper die base is arranged at the bottom of the upper supporting plate, an upper pad foot is installed between the upper supporting plate and the upper die base, a blank holder is welded to the edge of the bottom of the upper die base, a plurality of female dies are arranged at the bottom of the upper die base side by side, connecting blocks are welded to two sides of the base, a lower supporting plate is installed at the top of the base and connected to the base through bolts and pins, a lower die base is arranged at the top of the lower supporting plate, a lower pad foot is installed between the lower supporting plate and the lower die base, a plurality of male dies are arranged on the lower die base side by side, an inner limiting post is arranged on the lower die base and located on one side of the male dies and close to the male dies, a retainer plate, the utility model discloses a mould, including connecting block, fixing base, hydraulic stem, mould protection piece, support column, fixing base, hydraulic stem, mould protection piece, mould.

2. The multi-functional automobile panel stamping die according to claim 1, wherein: and uneven patterns are arranged on two sides of the male die.

3. The multi-functional automobile panel stamping die according to claim 1, wherein: the sizes of the molded surfaces of the upper die base, the female die and the blank holder are all larger than the punching sizes of the corresponding surfaces of the covering part to be punched.

4. The multi-functional automobile panel stamping die according to claim 1, wherein: two groups of top grooves are arranged in the lower die base, top blocks are arranged in the top grooves, and ejection springs are arranged at the bottoms of the top blocks.

5. The multi-functional automobile panel stamping die according to claim 1, wherein: the top cover is provided with a mounting block at the top, and the bottom of the mounting block is fixed on the top cover through a bolt.

6. The multi-functional automobile panel stamping die according to claim 1, wherein: the surface of the base is coated with an anti-corrosion layer.