CN212469447U

CN212469447U - A stamping system for processing of truck oblique cone

Info

Publication number: CN212469447U
Application number: CN202021138115.4U
Authority: CN
Inventors: 张士明; 谢潮扬; 黄万祥; 杨平
Original assignee: Hy Chongqing Autoparts Co ltd
Current assignee: Hy Chongqing Autoparts Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-05
Anticipated expiration: 2030-06-18

Abstract

The application discloses a stamping system for processing a truck oblique cone, which comprises a first drawing die, a second drawing die, a first shaping die, a second shaping die, a trimming die, a first flanging die and a second flanging die which are sequentially arranged on a processing machine tool according to a processing sequence, wherein the first drawing die comprises a first drawing upper die and a first drawing lower die, the first shaping die comprises a first shaping die upper die and a first shaping die lower die, the trimming die comprises a trimming die upper die and a trimming die lower die, and the first flanging die comprises a first flanging die upper die and a first flanging die lower die.

Description

A stamping system for processing of truck oblique cone

Technical Field

The application relates to the technical field of stamping dies, in particular to a stamping system for machining an inclined cone of a truck.

Background

The economy of China is rapidly developed, the consumption level of residents is improved, the demand on automobiles is rapidly increased, the automobile market is gradually expanded, the proportion of unit automobile purchasing and individual automobile purchasing is rapidly increased, the automobile industry becomes the national economy pillar industry of China, and the common development of multiple industries such as materials, chemical engineering, electronics, mechanical manufacturing and the like is greatly promoted. Because the oblique cone is made of 1.4828 Columbus imported stainless steel, the oblique cone has no magnetism, can not be magnetically attracted and grabbed, is irregular in shape, is not easy to clamp and grab, is expensive in raw material price, needs to consider the raw material cost as economical as possible under the condition of ensuring the quality, is hard in stainless steel, is easy to wrap a die in a flanging process and is not easy to strip, so that the performance and the shape of the oblique cone bring new challenges to an automatic production technology, when the oblique cone of the traditional automobile part is produced, multi-step drawing and multi-step shaping are needed for processing the oblique cone part, the product is firstly drawn to be larger and then smaller, finally becomes the final shape of the product, then is cut off and finally is flanged to form the oblique cone workpiece, the process needs to carry out processing of a plurality of different processes, the workpiece can be processed only by manually transferring the workpiece among a plurality of different dies, and no manual work can be realized, the processing method not only causes large labor intensity of workers, high labor cost of enterprises and high mold purchasing cost of the enterprises, but also causes long production period, low production efficiency and low productivity of the forgings.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stamping system for processing the oblique cone of the truck, which distinguishes the blank from the traditional process and adopts a new floating material structure to solve the problem of grabbing by a manipulator; the novel production process comprises the steps of firstly reducing the product, then enlarging the product, and finally reducing the product to solve the problem of consumption reduction of raw materials, then performing edge cutting and final flanging, wherein two times of flanging are needed, the first flanging is 88.5 degrees, the second flanging is 1.5 degrees, and the problem of easy stripping in the flanging process is solved. The automatic transfer production is realized, the manual work is not needed to transfer the workpieces at a plurality of dies, the manual work is reduced, raw materials are saved, the cost is reduced, and the higher working efficiency is realized.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a stamping system for processing an inclined cone of a truck comprises a first drawing die 1000, a second drawing die 2000, a first shaping die 3000, a second shaping die 4000, a trimming die 5000, a first flanging die 6000 and a second flanging die 7000 which are sequentially arranged on a processing machine tool according to a processing sequence;

the first drawing die 1000 comprises a first drawing die upper die 1100 and a first drawing die lower die 1200, wherein the first drawing die upper die 1100 comprises a first drawing die upper die plate 1102, a first drawing die core molded surface 1105 is arranged in the middle of the lower surface of the first drawing die upper die plate 1102, the first drawing die lower die 1200 comprises a first drawing die pad 1202, a first drawing die core 1209 is arranged in the middle of the upper surface of the first drawing die pad 1202, and the first drawing die core molded surface 1105 is matched with the first drawing die core 1209;

the first shaping die 3000 comprises a first shaping die upper die 3100 and a first shaping die lower die 3200, the first shaping die upper die 3100 comprises a first shaping die upper template 3102, a first shaping die cavity molding surface 3104 is arranged in the middle of the lower surface of the first shaping die upper template 3102, the first shaping die lower die 3200 comprises a first shaping die lower template 3202, a first shaping die cavity 3206 is arranged in the middle of the upper surface of the first shaping die lower template 3202, and the first shaping die cavity molding surface 3104 is matched with the first shaping die cavity 3206;

the trimming die 5000 comprises an upper trimming die 5100 and a lower trimming die 5200, the upper trimming die 5100 comprises an upper trimming die template 5101, a trimming die cavity molding surface 5103 is mounted in the middle of the lower surface of the upper trimming die template 5101, the lower trimming die 5200 comprises a lower trimming die template 5201, a trimming die cavity 5203 is mounted in the middle of the upper surface of the lower trimming die template 5201, and the trimming die cavity molding surface 5103 is matched with the trimming die cavity 5203;

first turn-ups mould 6000 includes mould 6100 and first turn-ups mould lower mould 6200 on the first turn-ups mould, mould 6100 includes first turn-ups mould cope match-plate pattern 6102 on the first turn-ups mould, first turn-ups mould cope match-plate pattern 6104 is installed to first turn-ups mould cope match-plate pattern 6102 lower surface intermediate position, first turn-ups mould lower mould 6200 includes first turn-ups mould drag-plate pattern 6202, first turn-ups mould kernel 6207 is installed to first turn-ups mould drag-plate pattern 6202 upper surface intermediate position, first turn-ups mould kernel pattern 6104 and first turn-ups mould kernel 6207 match.

In one possible embodiment, the second drawing mold 2000 comprises a second drawing mold upper mold 2100 and a second drawing mold lower mold 2200, the second drawing mold upper mold 2100 comprises a second drawing mold upper template 2101, a second drawing mold core molding surface 2103 is installed at the middle position of the lower surface of the second drawing mold upper template 2101, the second drawing mold lower mold 2200 comprises a second drawing mold pad 2201, a second drawing mold core 2206 is installed at the middle position of the upper surface of the second drawing mold pad 2201, and the second drawing mold core molding surface 2103 is matched with the second drawing mold core 2206;

the second shaping mold 4000 comprises a second shaping mold upper mold 4100 and a second shaping mold lower mold 4200, the second shaping mold upper mold 4100 comprises a second shaping mold upper template 4101, a second shaping mold cavity surface 4102 is installed in the middle of the lower surface of the second shaping mold upper template 4101, the second shaping mold lower mold 4200 comprises a second shaping mold lower template 4202, a second shaping mold cavity 4203 is installed in the middle of the upper surface of the second shaping mold lower template 4202, and the second shaping mold cavity surface 4102 is matched with the second shaping mold cavity 4203;

second turn-ups mould 7000 includes mould 7100 and second turn-ups mould lower mould 7200 on the second turn-ups mould, mould 7100 includes second turn-ups mould cope match-plate pattern 7102 on the second turn-ups mould, second turn-ups mould cope match-plate pattern 7103 in the middle position of second turn-ups mould cope match-plate pattern 7102 lower surface, second turn-ups mould lower mould 7200 includes second turn-ups mould drag-plate pattern 7202, second turn-ups mould drag-plate pattern 7207 is installed to second turn-ups mould drag-plate pattern 7202 upper surface middle position, second turn-ups mould kernel pattern 7103 and second turn-ups mould kernel 7207 match.

In a possible implementation manner, a first drawing die upper die positioning column 1106 is arranged on the first drawing die core profile 1105, four first drawing die limiting block grooves 1104 are arranged around the edge of a circular ring of the first drawing die core profile 1105, the first drawing die upper die positioning column 1106 corresponds to a first drawing die core 1209, a first drawing die equal-height sleeve groove 1107 is arranged at the four corners of the first drawing die upper die plate 1102, a first drawing die guide column 1101 is arranged on one side, close to a feeding port, of the first drawing die upper die plate 1102, and a first drawing die upper positioning column 1103 is arranged on one side, in the advancing direction of a workpiece, of the first drawing die upper die plate 1102.

In a possible implementation manner, the first drawing die pad 1202 is connected with a first drawing die lower template 1203 through a first drawing die equal-height sleeve 1208 arranged at four corners, a spring is arranged on the first drawing die pad 1202, a through hole is arranged at the horizontal middle position of the first drawing die lower template 1203 and enables a first drawing die core 1209 to pass through, a first drawing die guide column sleeve 1201 is arranged at one side, close to a feeding port, of the first drawing die lower template 1203, the first drawing die guide column sleeve 1201 is matched with the first drawing die guide column 1101, a first drawing die lower limiting column 1207 is arranged at one side, in the advancing direction of a workpiece, of the first drawing die lower template 1203, the first drawing die lower limiting column 1207 is matched with the first drawing die upper limiting column 1103, the first drawing die equal-height sleeve 1208 is matched with the first drawing die equal-height sleeve groove 1107, a first drawing die annular floating member outer ring 1206 is arranged at the center of the first drawing die lower template 1203, a first drawing die annular floating member 1205 is embedded in the middle of the first drawing die annular floating member outer ring 1206, a nitrogen spring is arranged below the first drawing die annular floating member 1205, and a first drawing die limiting block 1204 is arranged around the annular edge of the first drawing die annular floating member outer ring 1206.

In a possible embodiment, a second drawing die equal-height sleeve groove 2104 is formed at four corners of the second drawing die upper die 2100, a second drawing die positioning column 2102 is arranged on a second drawing die core molding surface 2103, a second drawing die pad 2201 is arranged on the second drawing die lower die 2200, a second drawing die equal-height sleeve 2203 is arranged at four corners of the second drawing die pad 2201, the second drawing die pad 2201 is connected with a second drawing die lower die plate 2202 through the second drawing die equal-height sleeve 2203, a through hole is formed in the middle of the second drawing die lower die plate 2202, the through hole can allow a second drawing die core 2206 to pass through, a spring is arranged on the second drawing die pad 2201, a second drawing die annular floating member outer ring 2204 is arranged in the middle of the second drawing die lower die plate 2202, a second drawing die annular floating member outer ring 2205 is embedded in the middle of the second drawing die annular floating member outer ring 2204, a nitrogen spring is arranged below the second drawing die annular floating component 2205.

In a possible embodiment, a first shaping mold positioning post 3105 is disposed on the first shaping mold core molding surface 3104, the first shaping mold positioning post 3105 corresponds to the first shaping mold core 3206, first shaping mold floating blocks 3204 are disposed on two sides of the first shaping mold core 3206, and the first shaping mold floating blocks 3204 are fixed on the first shaping mold lower template 3202.

In one possible embodiment, the cavity surface 4102 of the second shaping mold is embedded in the center of the upper mold plate 4101 of the second shaping mold, a second shaping mold upper mold return spring 4103 is arranged around the periphery of the second shaping mold insert molding surface 4102, the second shaping mold upper template 4101 is provided with second shaping mold equal-height sleeve grooves 4104 at four corners, the second shaping mold core 4203 is disposed at the center of the second shaping mold lower die pad 4201, the second shaping mold lower die pad 4201 is connected to the second shaping mold lower die plate 4202 through second shaping mold equal-height sleeves 4206 at four corners, the second shaping mold lower template 4202 is provided with second shaping mold floating blocks 4204 along two sides of the processing direction and grooves on the other two sides, second shaping mold support columns 4207 are arranged on two sides of the second shaping mold floating block 4204, a second shaping mold return spring pad 4205 is arranged beside the second shaping mold support column 4207.

In one possible embodiment, the trimming die cavity surface 5103 is disposed at the center of the horizontal plane of the trimming die upper template 5101, the annular edge of the trimming die cavity surface 5103 is an outer trimming die cavity surface ring 5104, a trimming edge 5105 is formed at the gap between the trimming die cavity surface 5103 and the outer trimming die cavity surface ring 5104, a trimming die inner guide post hole 5102 is disposed around the outer trimming die cavity surface ring 5104 of the trimming die upper template 5101,

the trimming die core 5203 is arranged on the trimming die core seat 5202, the trimming die core seat 5202 is arranged in the middle of the upper surface of the trimming die lower template 5201, trimming die blanking grooves 5206 are arranged on the front side and the rear side of the horizontal plane of the trimming die core seat 5202, trimming die inner guide posts 5204 are arranged at the four peripheral corners of the trimming die core 5203, and waste cutting knives 5205 are arranged on the trimming die core 5203 along the two sides of the processing sequence direction.

In a possible embodiment, a first flanging ring 6105 is disposed on the annular edge of the first flanging die cavity 6104, a first flanging die equal-height sleeve groove 6103 is disposed at the four corners of the first flanging die upper die plate 6102, a first flanging die upper limiting column 6101 is disposed on the first flanging die upper die plate 6102 along one side of the workpiece processing direction, the first flanging die cavity 6207 is disposed at the horizontal center of the first flanging die lower die pad 6202, the first flanging die lower die pad 6202 is connected to the first flanging die lower die plate 6203 through the first flanging die equal-height sleeve 6204, the first flanging die lower die pad 6202 is disposed on one side of the processing direction with a first flanging die lower limiting column 6201, a through hole is disposed in the middle of the first flanging die lower die plate 6203, the through hole can allow the first flanging die cavity 6207 to pass through, the through hole is disposed on both sides of the processing direction with first flanging die floating blocks 6205, grooves are formed in the other two sides, first flanging die reset rods 6206 are arranged on the two sides of the first flanging die floating block 6205, and the edge of the first flanging die core 6207 is downwards arranged to be at an inclination angle of 88.5 degrees.

In one possible embodiment, the annular edge of the second flanging die cavity molding face 7103 is provided with a second flanging ring 7104, four corners of the second flanging die upper template 7102 are provided with second flanging die equal-height sleeve grooves 7105, the second flanging die upper template 7102 is provided with a second flanging die guide post 7101 on the discharging side along the workpiece processing direction, the second flanging die cavity 7207 is arranged at the horizontal center position of a second flanging die lower die pad 7202, the second flanging die lower die pad 7202 is connected with the second flanging die lower template 7203 through the second flanging die equal-height sleeve 7204, the second flanging die lower die pad 7202 is provided with a second flanging die guide post sleeve 7201 on the discharging side along the processing direction, a through hole is arranged in the middle of the second flanging die lower template 7203, the through hole can allow the second flanging die cavity 7207 to pass through, the through hole is provided with second flanging die floating blocks 7205 on both sides along the processing direction, grooves are formed in the other two sides of the second flanging die floating block 7205, second flanging die reset rods 7206 are arranged on the two sides of the second flanging die floating block 7205, and the edge of the second flanging die core 7207 is downwards arranged to form an inclination angle of 90 degrees.

The utility model discloses a stamping system for processing of truck oblique cone has following beneficial effect:

1. the original inner and outer cone forming part mould originally needs 7 processes and 7 persons to produce, 1 process is optimized to 1 person to produce, and 6 persons are reduced;

2. originally, 500 pieces of manual work are produced per hour, 600 pieces are produced per hour after optimization, and the production efficiency is improved by 20%.

3. The original traditional process of the outer cone firstly draws the wafer with the diameter of 216mm and then reduces the wafer, and the process of drawing the wafer firstly, then drawing the wafer large and then reducing the wafer is optimized to 198 mm. The inner cone requires a disc of 200mm diameter optimized to 186 mm.

The stamping system can simplify the operation, reduce the labor intensity of workers, reduce the labor cost of enterprises and the cost of purchasing molds by enterprises, shorten the production period of the oblique cone, and improve the production efficiency and the productivity.

Drawings

The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining and illustrating the present application and should not be construed as limiting the scope of the present application.

FIG. 1 is a block diagram of a stamping system for the oblique cone machining of trucks according to the present disclosure;

FIG. 2 is a perspective view of a lower die of the oblique cone punching system;

FIG. 3 is a perspective view of an upper mold of the bevel punching system;

FIG. 4 is a block diagram of the bevel ram system after the nitrogen gas spring retainer is concealed;

FIG. 5 is a drawing of a raw workpiece machined by the bevel punch system;

FIG. 6 is a perspective view of an upper die of a first drawing die of the oblique cone stamping system;

FIG. 7 is a perspective view of a lower die of a first drawing die of the oblique cone stamping system;

FIG. 8 is a drawing of a workpiece after processing by a first draw die of the bevel punch system;

FIG. 9 is a perspective view of an upper die of a second drawing die of the oblique cone stamping system;

FIG. 10 is a perspective view of a lower die of a second drawing die of the oblique cone stamping system;

FIG. 11 is a drawing of a workpiece after processing by a second drawing die of the bevel punch system;

FIG. 12 is a perspective view of the upper mold of the first shaping mold of the oblique cone punching system;

FIG. 13 is a lower die perspective view of a first shaping die of the bevel cone stamping system;

FIG. 14 is a drawing of a workpiece after processing by a first shaping die of the bevel punch system;

FIG. 15 is a perspective view of the upper mold of the second shaping mold of the bevel cone punching system;

FIG. 16 is a lower die structure view of a second shaping die of the oblique cone punching system;

FIG. 17 is a drawing of a workpiece after being machined by a second sizing die of the bevel punch system;

FIG. 18 is a perspective view of an upper die of a trimming die of the bevel cone punching system;

FIG. 19 is a perspective view of the lower die of the trimming die of the bevel cone punching system;

FIG. 20 is a view of the workpiece after being processed by the trimming die of the bevel cone stamping system;

FIG. 21 is a perspective view of an upper die of a first flanging die of the oblique cone punching system;

FIG. 22 is a lower die perspective view of a first flanging die of the oblique cone stamping system;

FIG. 23 is a drawing of a workpiece after being processed by a first flanging die of the oblique cone punching system;

FIG. 24 is a perspective view of an upper die of a second flanging die of the oblique cone punching system;

FIG. 25 is a lower die perspective view of a second flanging die of the oblique cone stamping system;

FIG. 26 is a view of the workpiece after being processed by the second flanging die of the oblique cone punching system;

FIG. 27 is a view showing the configuration of the annular disk float structure and the outer ring of the annular disk float structure;

FIG. 28 is a schematic illustration of the position of the template for placement of the annular disk float structure.

Reference numerals: a-a first workpiece, b-a second workpiece, c-a third workpiece, d-a fourth workpiece, e-a fifth workpiece, f-a sixth workpiece, g-a seventh workpiece, h-a nitrogen spring box baffle, i-a nitrogen spring box, j-an annular floating member, a k-an annular floating member outer ring and an l-a sunken circular ring;

1000-first drawing die, 1100-first drawing die upper die, 1101-first drawing die guide post, 1102-first drawing die upper die plate, 1103-first drawing die upper limit post, 1104-first drawing die limit post groove, 1105-first drawing die core profile, 1106-first drawing die upper die positioning post, 1107-first drawing die equal-height sleeve groove, 1200-first drawing die lower die, 1201-first drawing die equal-height sleeve, 1202-first drawing die pad, 1203-first drawing die lower die plate, 1204-first drawing die limit post, 1205-first drawing die annular floating member, 1206-first drawing die annular floating member outer ring, 1207-first drawing die lower limit post, 1208-first drawing die equal-height sleeve, 1209-first drawing die core;

2000-a second drawing die, 2100-a second drawing die upper die, 2101-a second drawing die upper die plate, 2102-a second drawing die positioning column, 2103-a second drawing die core molding surface, 2104-a second drawing die equal-height sleeve groove, 2200-a second drawing die lower die, 2201-a second drawing die pad, 2202-a second drawing die lower die plate, 2203-a second drawing die equal-height sleeve, 2204-a second drawing die annular floating material component outer ring, 2205-a second drawing die annular floating material component and 2206-a second drawing die core;

3000-a first shaping die, 3100, a first shaping die upper die, 3101-a first shaping die upper limit post, 3102-a first shaping die upper template, 3103-a first shaping die upper die return spring, 3104-a first shaping die core profile, 3105-a first shaping die positioning post, 3106-a first shaping die equal-height sleeve groove, 3200, a first shaping die lower die, 3201-a first shaping die lower limit post, 3202-a first shaping die lower template, 3203-a first shaping die equal-height sleeve, 3204-a first shaping die floating block, 3205-a first shaping die upper die return spring pad, 3206-a first shaping die core;

4000-a second shaping die, 4100-a second shaping die upper die, 4101-a second shaping die upper template, 4102-a second shaping die cavity molding surface, 4103-a second shaping die upper die return spring, 4104-a second shaping die equal-height sleeve groove, 4200-a second shaping die lower die, 4201-a second shaping die lower die cushion, 4202-a second shaping die lower template, 4203-a second shaping die cavity, 4204-a second shaping die floating block, 4205-a second shaping die return spring cushion, 4206-a second shaping die equal-height sleeve and 4207-a second shaping die support column;

5000-edge cutting die, 5100-edge cutting die upper die, 5101-edge cutting die upper die plate, 5102-edge cutting die inner guide post hole, 5103-edge cutting die inner die surface, 5104-edge cutting die inner die surface outer ring, 5105-edge cutting edge, 5200-edge cutting die lower die, 5201-edge cutting die lower die plate, 5202-edge cutting die inner die base, 5203-edge cutting die inner die, 5204-edge cutting die inner guide post, 5205-waste cutting knife and 5206-edge cutting die blanking groove;

6000-first flanging die, 6100-first flanging die upper die, 6101-first flanging die upper limit column, 6102-first flanging die upper template, 6103-first flanging die equal-height sleeve groove, 6104-first flanging die cavity profile, 6105-first flanging ring, 6200-first flanging die lower die, 6201-first flanging die lower limit column, 6202-first flanging die lower die pad, 6203-first flanging die lower template, 6204-first flanging die equal-height sleeve, 6205-first flanging die floating block, 6206-first flanging die reset rod and 6207-first flanging die cavity;

7000-second flanging die, 7100-second flanging die upper die, 7101-second flanging die guide column, 7102-second flanging die upper die plate, 7103-second flanging die cavity molded surface, 7104-second flanging ring, 7105-second flanging die equal-height sleeve, 7200-second flanging die lower die, 7201-second flanging die guide column sleeve, 7202-second flanging die lower die pad, 7203-second flanging die lower die plate, 7204-second flanging die equal-height sleeve, 7205-second flanging die floating block, 7206-second flanging die reset rod and 7207-second flanging die core.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application.

The following describes in detail a stamping system for processing a truck oblique cone, which is disclosed by the present application, with reference to fig. 1 to 28, and includes a first drawing die 1000, a second drawing die 2000, a first shaping die 3000, a second shaping die 4000, a trimming die 5000, a first flanging die 6000, and a second flanging die 7000, which are sequentially mounted on a processing machine in the processing order;

As shown in fig. 5, the utility model discloses the processing original paper that needs processing installs the arm feeder before oblique awl stamping system, and the arm feeder presss from both sides the stamping system package through the arm of both sides in the centre, and the processing work piece moves forward along stamping system gradually along the arm always.

The first upper drawing die plate 1102 is installed on an upper die, two first drawing die guide posts 1101 are preferably arranged in the embodiment, guide post pads are arranged at the bottoms of the two first drawing die guide posts 1101, the first drawing die guide posts 1101 are symmetrically arranged on the left side of the first upper drawing die plate 1102 and are mainly used for positioning and matching with holes of a first drawing die guide post sleeve 1201 of a lower die, a first upper drawing die limiting post 1103 is arranged on the right side of the first upper drawing die plate 1102, and the first upper drawing die limiting post is matched with a first lower drawing die limiting post 1207 of the lower die, so that the upper die plate 1102 and the lower die plate are prevented from colliding and damaging the dies.

Meanwhile, as shown in fig. 1 and 2, a nitrogen spring box baffle h is arranged below the first drawing die, the second drawing die, the first flanging die and the second flanging die, and a nitrogen spring box i is arranged behind the nitrogen spring box baffle h.

The first drawing die pad 1202 is provided with a spring, a through hole is formed in the middle of the lower die plate 1203 of the first drawing die, a concave circular ring is arranged on the periphery of the through hole, the outer ring 1206 of the annular floating member of the first drawing die is connected to the concave circular ring through a bolt, symmetrical outer lugs are arranged on two sides of the annular floating member 1205 of the first drawing die, and the outer lugs are semi-cylindrical and are mainly used for increasing the contact area, so that when a workpiece is separated from the lower die plate 1203 of the first drawing die after stamping, the stress effect is uniform, and the workpiece is prevented from being scratched.

In this embodiment, the first drawing die limiting blocks 1204 are arranged around the annular edge of the first drawing die annular float member outer ring 1206, preferably four first drawing die limiting blocks 1204 are arranged, and the first drawing die limiting blocks 1204 are arranged around the annular edge of the first drawing die annular float member outer ring 1206.

In this example, four first drawing die stopper grooves 1104 are preferably provided, the first drawing die stopper grooves 1104 are divided into two parts, the front end is a circular groove, the horizontal surface of the rear end is a rectangular groove, and the first drawing die stopper grooves 1104 are provided at the edge of a circular ring of the first drawing die cavity surface 1105.

The workpiece shown in fig. 8 is the first workpiece a processed by the first drawing die, and is a cone with a gently rounded top and a top peak biased to the right.

A spring is arranged on the upper surface of the second drawing die pad 2201, a second drawing die core 2206 is arranged in the center of the upper surface of the second drawing die pad 2201, the spring is symmetrically distributed around the periphery of the second drawing die core 2206, grooves are formed in four corners of the upper surface of a lower plate 2202 of the second drawing die, a constant-height sleeve 2203 of the second drawing die is arranged in the groove, the constant-height sleeve 2203 of the second drawing die has the main function of limiting, a through hole is formed in the middle of the lower plate 2202 of the second drawing die, an annular floating member outer ring 2204 of the second drawing die is arranged on the periphery of the through hole in the middle of the lower plate 2202 of the second drawing die, an annular floating member 2205 of the second drawing die is embedded in the middle of the annular floating member outer ring 2204 of the second drawing die, the second drawing die core 2206 gradually rises in a slope, and the vertex deviates from the horizontal center and leans, the size of the second drawing die core 2206 is smaller than that of the first drawing die core 1209, and a nitrogen spring is arranged at the lower end of the second drawing die pad 2201.

As shown in fig. 11, the second workpiece b processed by the second drawing die is mainly formed by jacking up the top of the workpiece processed by the first drawing die, and simultaneously reducing the radius of the bottom of the workpiece, so that the left excess part of the right side of the lower end is larger than that of the left side of the lower end, a cone with a certain slope at the top is formed, and the volume of the protruding part of the inclined cone of the second workpiece b processed by the second drawing die is smaller than that of the workpiece processed by the first drawing die.

In this embodiment, the number of the first shaping mold floating blocks 3204 is preferably 2, and the first shaping mold floating blocks 3204 are symmetrically arranged on two sides of the middle through hole of the lower template 3202 of the first shaping mold, and the cross sectional area of the bottom of the workpiece is larger than the area surrounded by the first shaping mold floating blocks 3204, so that the workpiece can cover the first shaping mold floating blocks 3204, and when processing, the first shaping mold floating blocks 3204 can be pressed, and the first shaping mold floating blocks 3204 prevent the workpiece from being adhered to the lower template. And the upper die return spring pad 3205 of the first shaping die and the upper die return spring 3103 of the first shaping die are matched, so that the upper die is supported.

As shown in fig. 14, the third workpiece c processed by the first shaping die is pressed at the top to form a hemispherical protrusion on the right side of the top of the oblique cone.

In this embodiment, four second plastic mold support columns 4207 are preferably disposed inside the second plastic mold return spring pad 4205 to support the upper mold and prevent the upper and lower molds from moving too close together.

As shown in fig. 17, the fourth workpiece d is processed by the second shaping die, and the hemispherical protruding portion on the third workpiece c is punched in the step to form the specific shape shown in fig. 17, and at the same time, the specific texture is formed on the workpiece.

In a possible embodiment, the trimming die cavity surface 5103 is disposed at the center of the horizontal plane of the trimming die upper die plate 5101, the annular edge of the trimming die cavity surface 5103 is an outer trimming die cavity surface ring 5104, a trimming edge 5105 is formed at the gap between the trimming die cavity surface 5103 and the outer trimming die cavity surface ring 5104, and a trimming die inner guide post hole 5102 is disposed around the outer trimming die cavity surface ring 5104 of the trimming die upper die plate 5101.

In the present embodiment, the main function of the trimming edge 5105 is to cut the workpiece, during the actual processing, the edge position of the workpiece is actually uneven, so that the defective portion is directly cut off by cutting.

In this embodiment, the trimming die blanking recess 5206 is an inclined groove disposed on both sides of the machine tool, and the trimming die blanking recess 5206 is preferably designed to be symmetrical to the trimming die core 5203. Be located cutting edge mould benevolence 5203 both sides have waste material cutting knife 5205, when the work piece waste material accumulated to certain degree, when stamping die pushed down, can make into the annular waste material circle of circle and separate from the centre to send out the waste material through cutting edge mould blanking recess 5206.

The workpiece shown in fig. 20 is the fifth workpiece e after being processed by the trimming die, and the step is mainly used for cutting off the bottom edge of the workpiece by one circle to form a standard circle.

In this embodiment, the first flanging die cavity surface 6104 is independent of the first flanging ring 6105, and after the first flanging die cavity surface 6104 contacts the first flanging ring 6207, the first flanging ring 6105 and the first flanging die upper die plate 6102 may continue to move downward, so as to press the edge position of the workpiece downward to form a downward-folded part. And the edge of the first flanging die core 6207 arranged downwards is arranged to be at an inclination angle of 88.5 degrees, so that the arrangement can prevent the edge of the workpiece from being directly broken due to one-time direct stamping to be 90 degrees.

In this embodiment, the first flanging die core 6207 is higher than the first flanging die lower die plate 6203, so that after contacting with the first flanging die core molding surface 6104, the first flanging ring 6105 can continue to move downwards to press down the edge position of the workpiece to form a downward-turned part, and meanwhile, the first flanging die reset rod 6206 plays a role in balancing to prevent the upper and lower die plates from excessively contacting.

The number of the first flanging die floating blocks 6205 is preferably 2, the first flanging die floating blocks 6205 are symmetrically arranged on two sides of a through hole in the middle of the lower template 6203 of the first flanging die, the cross sectional area of the bottom of the workpiece is larger than the area surrounded by the first flanging die floating blocks 6205, so that the workpiece can cover the first flanging die floating blocks 6205, the first flanging die floating blocks 6205 can be pressed during processing, and the workpiece can not be adhered to the lower template due to the first flanging die floating blocks 6205.

Fig. 23 shows a sixth workpiece f after being processed by the first flanging die, where the flanging die is mainly used to turn down the edge of the original after being processed by the previous trimming process, and the turned-down piece can only be turned over by less than 90 ° and greater than 80 °, and because in actual production, the element is generally a steel plate and has a relatively high hardness, and if the turned-down piece is directly turned over by 90 °, the element is easily damaged, so that two-step turning is performed, and a certain inclination angle is reserved during the die core design in this step.

Second turn-ups mould floater piece 7205 preferred sets up to 2, and the symmetry sets up the through-hole both sides in the middle of second turn-ups mould lower bolster 7203, and the area that work piece bottom cross-sectional area is greater than the area that second turn-ups mould floater piece 7205 encloses, is that the work piece can cover second turn-ups mould floater piece 7205 like this, adds man-hour, can push down second turn-ups mould floater piece 7205, and second turn-ups mould floater piece 7205 makes the work piece can not glue on the lower bolster.

Fig. 26 shows the seventh workpiece g after being processed by the first flanging die, the main function of which is to turn the edge position of the sixth workpiece f, which was previously turned for the first time, downward again, this time to completely form 90 ° with a smaller turn.

As shown in fig. 27-28, in the annular disc floating structure, the annular floating member j is annular, the annular floating member j is provided with at least a pair of outer ears of the annular floating member, which take the circle center of the annular ring as a symmetric point, the outer ears of the annular floating member are semi-cylindrical, the annular floating member j is provided with an outer ring k of the annular floating member, and the inner ring of the outer ring k of the annular floating member is matched with the annular floating member j.

In a possible implementation mode, the annular floating member j is arranged on the template, a round hole is arranged in the middle of the template, the periphery of the round hole is a sunken ring l, and the outer ring k of the annular floating member can be embedded on the sunken ring l of the template.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present application.

In this document, "first", "second", and the like are used only for distinguishing one from another, and do not indicate their degree of importance, order, and the like.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A stamping system for processing an inclined cone of a truck is characterized by comprising a first drawing die (1000), a second drawing die (2000), a first shaping die (3000), a second shaping die (4000), a trimming die (5000), a first flanging die (6000) and a second flanging die (7000) which are sequentially arranged on a processing machine tool according to a processing sequence;

the first drawing die (1000) comprises a first drawing die upper die (1100) and a first drawing die lower die (1200), the first drawing die upper die (1100) comprises a first drawing die upper die plate (1102), a first drawing die core molding surface (1105) is installed in the middle of the lower surface of the first drawing die upper die plate (1102), the first drawing die lower die (1200) comprises a first drawing die pad (1202), a first drawing die core (1209) is installed in the middle of the upper surface of the first drawing die pad (1202), and the first drawing die core molding surface (1105) is matched with the first drawing die core (1209);

the first shaping die (3000) comprises a first shaping die upper die (3100) and a first shaping die lower die (3200), the first shaping die upper die (3100) comprises a first shaping die upper template (3102), a first shaping die cavity molding surface (3104) is installed at the middle position of the lower surface of the first shaping die upper template (3102), the first shaping die lower die (3200) comprises a first shaping die lower template (3202), a first shaping die cavity (3206) is installed at the middle position of the upper surface of the first shaping die lower template (3202), and the first shaping die cavity molding surface (3104) is matched with the first shaping die cavity (3206);

the trimming die (5000) comprises an upper trimming die (5100) and a lower trimming die (5200), the upper trimming die (5100) comprises an upper trimming die plate (5101), a trimming die cavity molding surface (5103) is arranged in the middle of the lower surface of the upper trimming die plate (5101), the lower trimming die (5200) comprises a lower trimming die plate (5201), a trimming die cavity (5203) is arranged in the middle of the upper surface of the lower trimming die plate (5201), and the trimming die cavity molding surface (5103) is matched with the trimming die cavity (5203);

first turn-ups mould (6000) are including first turn-ups mould upper die (6100) and first turn-ups mould lower mould (6200), first turn-ups mould upper die (6100) is including first turn-ups mould cope match-plate pattern (6102), first turn-ups mould benevolence profile (6104) is installed to first turn-ups mould cope match-plate pattern (6102) lower surface intermediate position, first turn-ups mould lower mould (6200) is including first turn-ups mould lower die pad (6202), first turn-ups mould benevolence (6207) is installed to first turn-ups mould lower die pad (6202) upper surface intermediate position, first turn-ups mould benevolence profile (6104) and first turn-ups mould benevolence (6207) match.

2. The stamping system of claim 1, wherein the second drawing die (2000) comprises a second upper drawing die (2100) and a second lower drawing die (2200), the second upper drawing die (2100) comprises a second upper drawing die plate (2101), a second drawing die core molding surface (2103) is mounted at a middle position on the lower surface of the second upper drawing die plate (2101), the second lower drawing die (2200) comprises a second drawing die pad (2201), a second drawing die core (2206) is mounted at a middle position on the upper surface of the second drawing die pad (2201), and the second drawing die core molding surface (2103) is matched with the second drawing die core (2206);

the second shaping die (4000) comprises a second shaping die upper die (4100) and a second shaping die lower die (4200), the second shaping die upper die (4100) comprises a second shaping die upper template (4101), a second shaping die cavity surface (4102) is installed in the middle of the lower surface of the second shaping die upper template (4101), the second shaping die lower die (4200) comprises a second shaping die lower template (4202), a second shaping die cavity (4203) is installed in the middle of the upper surface of the second shaping die lower template (4202), and the second shaping die cavity surface (4102) is matched with the second shaping die cavity (4203);

second turn-ups mould (7000) include mould (7100) and second turn-ups mould lower mould (7200) on the second turn-ups mould, mould (7100) includes second turn-ups mould cope match-plate pattern (7102) on the second turn-ups mould, second turn-ups mould core type surface (7103) is installed to second turn-ups mould cope match-plate pattern (7102) lower surface intermediate position, second turn-ups mould lower mould (7200) includes second turn-ups mould lower die cushion (7202), second turn-ups mould core type (7207) are installed to second turn-ups mould lower die cushion (7202) upper surface intermediate position, second turn-ups mould core type surface (7103) and second turn-ups mould core (7207) match.

3. The stamping system as recited in claim 1, wherein the first drawing die cavity surface (1105) is provided with a first drawing die upper die positioning post (1106), the annular edge of the first drawing die cavity surface (1105) is surrounded by four first drawing die stopper grooves (1104), the first drawing die upper die positioning post (1106) corresponds to the first drawing die cavity (1209), the four corners of the first drawing die upper die plate (1102) are provided with first drawing die equal-height sleeve grooves (1107), one side of the first drawing die upper die plate (1102) close to a feeding port is provided with a first drawing die guide post (1101), and one side of the first drawing die upper die plate (1102) in the advancing direction of the workpiece is provided with a first drawing die upper positioning post (1103).

4. The stamping system according to claim 3, wherein the first drawing die pad (1202) is connected with a first drawing die lower template (1203) through a first drawing die equal-height sleeve (1208) arranged at four corners, a spring is arranged on the first drawing die pad (1202), a through hole is arranged at a horizontal middle position of the first drawing die lower template (1203), the through hole enables a first drawing die core (1209) to pass through, a first drawing die guide column sleeve (1201) is arranged at one side, close to a feeding port, of the first drawing die lower template (1203), the first drawing die guide column sleeve (1201) is matched with a first drawing die guide column (1101), a first drawing die lower limit column (1207) is arranged at one side, in the advancing direction of a workpiece, of the first drawing die lower template (1203), and the first drawing die lower limit column (1207) is matched with a first drawing die upper limit column (1103), the first drawing die equal-height sleeve (1208) is matched with a first drawing die equal-height sleeve groove (1107), a first drawing die annular floating member outer ring (1206) is arranged at the center of a first drawing die lower die plate (1203), a first drawing die annular floating member (1205) is embedded in the first drawing die annular floating member outer ring (1206), a nitrogen-gas spring is arranged below the first drawing die annular floating member (1205), and a first drawing die limiting block (1204) is arranged around the annular edge of the first drawing die annular floating member outer ring (1206).

5. The stamping system as claimed in claim 2, wherein a second drawing die equal-height sleeve groove (2104) is formed at four corners of the second drawing die upper die (2100), a second drawing die positioning column (2102) is arranged on the second drawing die core profile (2103), a second drawing die pad (2201) is arranged on the second drawing die lower die (2200), a second drawing die equal-height sleeve (2203) is arranged at four corners of the second drawing die pad (2201), the second drawing die pad (2201) is connected with a second drawing die lower die plate (2202) through the second drawing die equal-height sleeve (2203), a through hole is formed in the middle of the second drawing die lower die plate (2202) and can allow the second drawing die core (2206) to pass through, a spring is arranged on the second drawing die pad (2201), a second drawing die annular floating member outer ring (2204) is arranged in the middle of the second drawing die lower die plate (2202), a second drawing die annular floating component (2205) is embedded in the middle of the second drawing die annular floating component outer ring (2204), and a nitrogen spring is arranged below the second drawing die annular floating component (2205).

6. The stamping system according to claim 1, wherein a first shaping mold positioning post (3105) is disposed on the first shaping mold core molding surface (3104), the first shaping mold positioning post (3105) corresponds to the first shaping mold core (3206), first shaping mold floating blocks (3204) are disposed on two sides of the first shaping mold core (3206), and the first shaping mold floating blocks (3204) are fixed on the first shaping mold lower template (3202).

7. The stamping system according to claim 2, wherein the second shaping mold core profile (4102) is embedded in the center of the second shaping mold upper template (4101), the second shaping mold core profile (4102) is surrounded by a second shaping mold upper mold return spring (4103), the second shaping mold upper template (4101) is provided with second shaping mold equal-height sleeve grooves (4104) at four corners, the second shaping mold core (4203) is provided in the center of the second shaping mold lower template (4201), the second shaping mold lower template (4201) is connected with the second shaping mold lower template (4202) through the second shaping mold equal-height sleeves (4206) at four corners, the second shaping mold lower template (4202) is provided with second shaping mold floating blocks (4204) at two sides in the processing direction and grooves at the other two sides, the second shaping mold floating blocks (4207) are provided at two sides of the second shaping mold floating blocks (4204), and a second shaping die reset spring pad (4205) is arranged beside the second shaping die supporting column (4207).

8. The stamping system according to claim 1, wherein the trimming die cavity surface (5103) is arranged at the center of the horizontal plane of the trimming die upper template (5101), the annular edge of the trimming die cavity surface (5103) is a trimming die cavity surface outer ring (5104), a trimming edge (5105) is formed at the gap between the trimming die cavity surface (5103) and the trimming die cavity surface outer ring (5104), and a trimming die inner guide post hole (5102) is formed in the trimming die upper template (5101) around the trimming die cavity surface outer ring (5104);

the trimming die core (5203) is arranged on a trimming die core seat (5202), the trimming die core seat (5202) is arranged in the middle of the upper surface of a trimming die lower template (5201), trimming die blanking grooves (5206) are arranged on the front side and the rear side of the horizontal plane of the trimming die core seat (5202), trimming die inner guide posts (5204) are arranged at the four corners of the periphery of the trimming die core (5203), and waste cutting knives (5205) are arranged on the trimming die core (5203) along the two sides of the processing sequence direction.

9. The stamping system according to claim 1, wherein a first flanging ring (6105) is disposed on an annular edge of the first flanging die cavity molding surface (6104), a first flanging die equal-height sleeve groove (6103) is disposed at four corners of the first flanging die upper molding plate (6102), a first flanging die upper limiting column (6101) is disposed on the first flanging die upper molding plate (6102) along one side of the workpiece processing direction, the first flanging die cavity (6207) is disposed at a horizontal center position of the first flanging die lower molding pad (6202), the first flanging die lower molding pad (6202) is connected to the first flanging die lower molding plate (6203) through the first flanging die equal-height sleeve (6204), a first flanging die lower limiting column (6201) is disposed on one side of the first flanging die lower molding pad (6202) along the processing direction, a through hole is disposed in the middle of the first flanging die lower molding plate (6203), the through hole enables the first flanging die core (6207) to pass through, the through hole is provided with a first flanging die floating block (6205) along two sides of the processing direction, grooves are formed in two sides of the through hole, first flanging die floating block (6205) two sides are provided with first flanging die reset rods (6206), and the edge of the first flanging die core (6207) is downwards arranged to be at an inclination angle of 88.5 degrees.

10. The stamping system according to claim 2, wherein the annular edge of the second flanging die core molding surface (7103) is provided with a second flanging ring (7104), the four corners of the second flanging die upper template (7102) are provided with second flanging die equal-height sleeve grooves (7105), the second flanging die upper template (7102) is provided with a second flanging die guide post (7101) along the discharging side of the workpiece processing direction, the second flanging die core (7207) is arranged at the horizontal center position of a second flanging die lower die pad (7202), the second flanging die lower die pad (7202) is connected with the second flanging die lower template (7203) through the second flanging die equal-height sleeve (7204), the second flanging die lower die pad (7202) is provided with a second flanging die guide post sleeve (7201) along the discharging side of the workpiece processing direction, and a through hole is arranged in the middle of the second flanging die lower template (7203), the through-hole enables second turn-ups mould benevolence (7207) to pass through, the through-hole is provided with second turn-ups mould floator piece (7205) along the direction of processing both sides, and both sides are provided with the recess in addition, second turn-ups mould floator piece (7205) both sides are provided with second turn-ups mould release link (7206), second turn-ups mould benevolence (7207) edge sets up to 90 angle of inclination downwards.