CN110355280B - Bulging die for automobile oil way sheet metal part - Google Patents
Bulging die for automobile oil way sheet metal part Download PDFInfo
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- CN110355280B CN110355280B CN201910759642.2A CN201910759642A CN110355280B CN 110355280 B CN110355280 B CN 110355280B CN 201910759642 A CN201910759642 A CN 201910759642A CN 110355280 B CN110355280 B CN 110355280B
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- die
- bulging
- guide
- pressing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to an bulging die for an automobile oil way sheet metal part, which comprises an upper die and a lower die; the upper die comprises a first pressing plate; the first pressing plate is provided with three groups of male die installation seats; each group of male die mounting seats are connected with bulging male dies in a sliding manner at the lower ends; the lower die comprises a material bearing plate, three groups of bulging female dies and a lower die base; the lower die holder is provided with a first resetting component, a guiding component and a second resetting component; the lower die further comprises an anti-falling assembly; the lower die holder is provided with a first positioning bolt; three active inclined planes are arranged at the end part of the first positioning plug pin; each bulging male die is provided with a driven inclined plane corresponding to the driving inclined plane; the bulging die can finish machining of the reinforcing boss in one step, is high in efficiency and good in stripping effect, and is beneficial to improving production efficiency.
Description
Technical Field
The invention relates to the technical field of automobile part machining, in particular to an automobile oil way sheet metal part bulging die.
Background
In the automotive industry, profiled metal stampings are often used. The specificity of the stamping part in shape is to improve the assembly strength of the whole automobile so as to ensure the automobile to have better safety performance. In particular, an automotive oil passage part, which is a circular closure, requires a boss to be punched on a side wall of the part for reinforcement, and as shown in fig. 3, the oil passage part 30 is cylindrical and has a through hole 380 provided at the top thereof for communication with the inside. At present, when processing the reinforcement boss, the processing is finished through single-procedure processing and multi-step division, the efficiency is low, the dimensional accuracy of parts cannot be guaranteed, and the production requirement is difficult to meet.
Disclosure of Invention
The invention aims to solve the technical problem of providing the bulging die for the sheet metal parts of the oil ways of the automobiles aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
constructing an bulging die for an automobile oil way sheet metal part, which comprises an upper die and a lower die; wherein, the upper die comprises a first material pressing plate; three groups of male die installation seats which are uniformly distributed circumferentially are arranged on the lower surface of the first pressing plate; each group of male die mounting seats are connected with bulging male dies which move along the horizontal direction in a sliding manner at the lower ends; the lower die comprises a material bearing plate, three groups of bulging female dies and a lower die base, wherein the material bearing plate is of a hollow structure and is matched with the first material pressing plate to clamp a material belt, and the bulging female dies are in one-to-one correspondence with the bulging male dies; the lower die holder is provided with a first reset component for driving the material bearing plate to return to the initial height, a guide component for guiding the bulging female die to move obliquely and a second reset component for driving the bulging female die to return to the initial height; the movable end of the second reset component is not connected with the bulging female die; the lower die further comprises an anti-falling assembly for preventing the bulging female die from being separated from the guide assembly; the lower die holder is provided with a first positioning bolt corresponding to the workpiece on the material belt; the outer diameter of the first positioning bolt is matched with the inner diameter of the through hole of the workpiece; the end part of the first positioning plug pin is provided with three active inclined planes which are uniformly distributed in a circumference manner; each bulging male die is provided with a driven inclined plane corresponding to the driving inclined plane.
Preferably, the upper die further comprises an upper die holder and a first nitrogen spring, wherein two ends of the first nitrogen spring are respectively fixed with the upper die holder and the first pressing plate; the material bearing plate is transversely provided with a station to be expanded, an expanding station and an expanded station; the upper die holder is provided with a second positioning bolt which is opposite to the station to be expanded; the outer diameter of the second positioning bolt is matched with the inner diameter of the through hole of the workpiece; the first pressing plate is provided with a positioning cylinder which is consistent with the shape of the workpiece on the station to be expanded; the first pressing plate and the material bearing plate are respectively provided with a first avoiding groove for avoiding the second positioning bolt and a second avoiding groove for avoiding the workpiece on the bulging station.
Preferably, a plurality of positioning holes are formed in two sides of the material belt along the length direction of the material belt; the lower surface of the first pressing plate is provided with a plurality of third positioning bolts which are in one-to-one correspondence with the positioning holes; an upper guide sleeve is further arranged on the lower surface of the upper die holder; an upper guide post corresponding to the upper guide sleeve is arranged on one side, facing the upper die holder, of the first material pressing plate.
Preferably, a stroke limiting pin is fixed at the upper end part of the bulging male die; the male die mounting seat is provided with a limiting groove corresponding to the travel limiting pin.
Preferably, the guiding assembly comprises a female die guiding seat; a first inclined guide surface which is inclined upwards is arranged on one side of the bulging female die, which faces the female die guide seat, and the larger end of the bulging female die faces upwards; the female die guide seat is provided with a second guide inclined plane corresponding to the first guide inclined plane.
Preferably, the bulging female die comprises a female die body and a fixed block which are fixedly connected; the first guide inclined plane is arranged on the fixed block; a concave cavity for forming is formed in the surface of one side of the concave die body, and an air flow channel communicated with the concave cavity is formed in the other side of the concave die body; the anti-falling assembly comprises two anti-falling convex blocks which are respectively fixed on the two side surfaces of the female die body; the female die guide seat is provided with two anti-falling grooves which are in one-to-one correspondence with the anti-falling convex blocks.
Preferably, the first reset component is a second nitrogen spring, and two ends of the second nitrogen spring are respectively fixed with the material bearing plate and the lower die holder; the second reset component is a third nitrogen spring fixed with the lower die holder; the lower die further comprises a guide plate fixed with the lower die holder; the guide plate is provided with a plurality of first guide grooves corresponding to the third nitrogen springs one by one and second guide grooves corresponding to the first positioning bolts.
Preferably, a lower guide post is fixed on the lower surface of the first pressing plate; the material bearing plate is provided with a third guide groove corresponding to the lower guide column; the lower die holder is provided with a lower guide sleeve corresponding to the lower guide post; the lower die holder is also provided with a pressing component; the material pressing assembly comprises two groups of second material pressing plates distributed on two sides of the feeding direction, and two groups of fourth nitrogen springs which are in one-to-one correspondence with the second material pressing plates; the material bearing plate is provided with a third avoiding groove for avoiding the second material pressing plate.
Preferably, a third material pressing plate which is matched with the second material pressing plate and clamps the material belt is arranged on the lower surface of the first material pressing plate; an alignment lug is arranged on the upper surface of the second pressing plate; the third pressing plate is provided with an alignment groove which is matched with the alignment lug.
Preferably, the bulging die for the automobile oil way sheet metal part further comprises a first magnet, a second magnet and a third magnet which are sequentially fixed on the three driving inclined planes of the first positioning bolt; the first magnet, the second magnet and the third magnet are mutually exclusive every two; the upper die further comprises a fourth magnet, a fifth magnet and a sixth magnet which are sequentially fixed on the three bulging male dies; the fourth magnet, the fifth magnet and the sixth magnet are mutually exclusive every two; the fourth magnet and the first magnet are attracted to each other; the lower die holder is provided with a movable groove corresponding to the first positioning bolt.
The invention has the beneficial effects that: during processing, the upper die descends, the first pressing plate is contacted with the material bearing plate firstly, and the first pressing plate and the material bearing plate are matched with each other to clamp the material belt; then the upper die continues to descend, the material bearing plate and the bulging female die are pressed to move downwards, the bulging female die moves towards the bulging male die under the guidance of the guide assembly, and each bulging female die enters a clasping state; meanwhile, the first positioning bolt is inserted into a workpiece to be expanded and is contacted with the expansion male dies, the expansion male dies slide along the horizontal direction under the pushing of the first positioning bolt, and each expansion male die enters a separation state, so that the expansion male dies and the expansion female dies are matched to finish expansion processing;
after finishing processing, the upper die moves upwards, the first reset assembly drives the material bearing plate to reset upwards, the second reset assembly drives the bulging female die to reset upwards, and the bulged workpiece is pushed upwards, so that the workpiece and the bolt are separated quickly; after the first positioning bolt exits, the bulging male dies are not blocked, and when the workpiece is pushed upwards, the bulging male dies are pushed to enter a clasping state so as to avoid the workpiece, and the stripping work is smoothly completed. Therefore, the bulging die can finish the processing of the reinforcing boss in one step, has high efficiency and good stripping effect, and is beneficial to improving the production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained by those skilled in the art without inventive effort:
FIG. 1 is a diagram showing a state of closing an bulging die for an automotive oil passage sheet metal component in accordance with a preferred embodiment of the present invention;
FIG. 2 is a cutaway view of an automotive oilway sheet metal part bulging die in accordance with a preferred embodiment of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an exploded view of an bulging die for an automotive oil way sheet metal component in accordance with a preferred embodiment of the present invention;
FIG. 5 is an enlarged view at B1 of FIG. 4;
FIG. 6 is an enlarged view at C in FIG. 5;
FIG. 7 is an enlarged view at B3 of FIG. 4;
FIG. 8 is an enlarged view at B2 of FIG. 4;
FIG. 9 is an enlarged view of D1 of FIG. 8;
FIG. 10 is an enlarged view at D2 of FIG. 8;
FIG. 11 is a front view of a first positioning pin guide in an automotive oil way sheet metal part bulging die according to a preferred embodiment of the present invention;
fig. 12 is a state diagram of the bulging die for the sheet metal component of the oil circuit of the automobile after the first positioning pin is guided.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
An bulging die for an automobile oil way sheet metal part according to a preferred embodiment of the invention is shown in fig. 1, and meanwhile, reference is made to fig. 2 to 12; comprises an upper die 1 and a lower die 2; the upper die 1 comprises a first pressing plate 10; the lower surface of the first pressing plate 10 is provided with three groups of male die installation seats 11 which are uniformly distributed in the circumference; the lower ends of the punch mounting seats 11 of each group are slidably connected with bulging punches 12 which move along the horizontal direction; the lower die 2 comprises a material bearing plate 20 which is of a hollow structure and is matched with the first material pressing plate 10 to clamp the material belt 3, three groups of bulging female dies 21 which are in one-to-one correspondence with the bulging male dies 12, and a lower die holder 22; the lower die holder 22 is provided with a first reset component 23 for driving the material bearing plate 20 to return to the initial height, a guide component for guiding the bulging die 21 to move obliquely, and a second reset component 25 for driving the bulging die 21 to return to the initial height; the movable end of the second reset assembly 25 is not connected with the bulging female die 21; the lower die 2 further comprises an anti-falling assembly for preventing the bulging female die 21 from falling off the guide assembly; the lower die holder 22 is provided with a first positioning bolt 27 corresponding to the workpiece 30 on the material belt 3; the outer diameter of the first positioning bolt 27 is matched with the inner diameter of the through hole 380 of the workpiece 30; the upper end part of the first positioning bolt 27 is provided with three active inclined planes 280 which are uniformly distributed in the circumference; each bulging male die 12 is provided with a driven inclined plane 180 corresponding to the driving inclined plane 280, and when in processing, the upper die 1 descends, the first material pressing plate 10 is firstly contacted with the material bearing plate 20, and the two materials are matched with and clamp the material belt 3; then the upper die 1 continues to descend, the material bearing plate 20 and the bulging female dies 21 are pressed to move downwards, the bulging female dies 21 move towards the bulging male dies 12 under the guidance of the guide assembly, and each bulging female die 21 enters a clasping state; meanwhile, the first positioning bolts 27 are inserted into the workpiece 3 to be expanded and are in contact with the expansion male dies 12, the expansion male dies 12 slide along the horizontal direction under the pushing of the first positioning bolts 27, and each expansion male die 12 enters a separation state, so that the expansion male dies 12 and the expansion female dies 21 are matched to finish expansion processing;
after the processing is finished, the upper die 1 moves upwards, the first reset assembly 23 drives the material bearing plate 20 to reset upwards, the second reset assembly 25 drives the bulging female die 21 to reset upwards, and the bulged workpiece 30 is pushed upwards, so that the separation work of the workpiece 30 and the bolt is finished rapidly; after the first positioning bolt 27 exits, the bulging male dies 12 are not blocked, and when the workpiece 30 is pushed upwards, the bulging male dies 12 are pushed to enter a clasping state so as to avoid the workpiece 30, and the stripping work is successfully completed. Therefore, the bulging die can finish the processing of the reinforcing boss in one step, has high efficiency and good stripping effect, and is beneficial to improving the production efficiency.
In the preferred embodiment of the invention, the upper die 1 further comprises an upper die holder 13, and a first nitrogen spring 14 with two ends respectively fixed with the upper die holder 13 and the first pressing plate 10; the material bearing plate 20 is transversely provided with a station 181 to be expanded, a station 182 to be expanded and a station 183 to be expanded; the upper die holder 13 is provided with a second positioning bolt 15 which is opposite to the station 181 to be expanded; the outer diameter of the second positioning bolt 15 is matched with the inner diameter of the through hole 380 of the workpiece 30; the first pressing plate 10 is provided with a positioning cylinder 16 which is consistent with the shape of the workpiece 30 on the station 181 to be expanded; the first pressing plate 10 and the material bearing plate 20 are respectively provided with a first avoiding groove for avoiding the second positioning bolt 15 and a second avoiding groove for avoiding the workpiece 30 on the bulging station 183, so that the second positioning bolt 15 and the second avoiding groove have certain positioning effect on the material belt 3, and the positioning work of the material belt 3 is conveniently and rapidly completed.
In the preferred embodiment of the present invention, along the length direction of the material belt 3, a plurality of positioning holes 381 are formed on both sides of the material belt 3; the lower surface of the first pressing plate 10 is provided with a plurality of third positioning bolts (not shown in the figure) which are in one-to-one correspondence with the positioning holes 381, so that the positioning effect on the material belt 3 is further enhanced; the lower surface of the upper die holder 13 is also provided with an upper guide sleeve 17; an upper guide post 18 corresponding to the upper guide sleeve 17 is arranged on one side of the first pressing plate 10 facing the upper die holder 13, and the first pressing plate 10 is guided to move more stably and orderly.
In the preferred embodiment of the invention, the upper end part of the bulging male die 12 is fixed with a travel limiting pin 19; the male die mounting seat 11 is provided with a limit groove 184 corresponding to the travel limit pin 19, and under the pushing of the first positioning bolt 27, the situation that the bulging male die 12 accidentally falls out does not occur, so that the movement of the bulging male die is more ordered.
In the preferred embodiment of the invention, the guide assembly comprises a female die guide seat 24; a first guide inclined plane 281 which is inclined upwards is arranged on one side of the bulging female die 21 facing the female die guide seat 24, and the larger end of the bulging female die 21 faces upwards; the die guide seat 24 is provided with a second guide inclined plane 282 corresponding to the first guide inclined plane 281, and when in use, the bulging die 21 slides up or down along the second guide inclined plane 282, so that cohesion or separation among the bulging dies 21 is realized, the guide effect is good, and the movement is stable.
In the preferred embodiment of the present invention, the bulging die 21 includes a die body 28 and a fixing block 29 fixedly connected; the first guide slope 281 is provided on the fixed block 29; one side surface of the female die body 28 is provided with a cavity 283 for forming, and the other side is provided with an air flow channel 284 communicated with the cavity 283, when the die is opened, external air can enter the cavity 283 through the air flow channel 284, so that the balance between the cavity 283 and the external air pressure is maintained, and the stripping is facilitated; the anti-falling assembly comprises two anti-falling convex blocks 26 which are respectively fixed on the two side surfaces of the female die body 28; the die guide seat 24 is provided with two anti-drop grooves 285 corresponding to the anti-drop convex blocks 26 one by one, when the die body 28 moves downwards, the second reset assembly 25 is propped up, and when the die body 28 moves upwards, the maximum ascending height is limited by the anti-drop convex blocks 26, so that the die body 28 cannot be separated from the second reset assembly 25 under the jacking of the second reset assembly 25, and the die body 28 still works normally after multiple die opening and closing is ensured.
In the preferred embodiment of the present invention, the first reset component 23 is a second nitrogen spring with two ends fixed to the material bearing plate 20 and the lower die holder 22 respectively; the second reset component 25 is a third nitrogen spring fixed with the lower die holder 22, and adopts the nitrogen spring as a reset piece, so that the disassembly and the assembly are convenient, and the reset effect is good; the lower die 2 further comprises a guide plate 210 fixed with the lower die holder 22; the guide plate 210 is provided with a plurality of first guide grooves corresponding to the third nitrogen springs one by one and second guide grooves corresponding to the first positioning pins 27, so that the resetting effect is better.
In the preferred embodiment of the present invention, the first pressing plate 10 is fixed with a lower guide post 110; the material bearing plate 20 is provided with a third guide groove corresponding to the lower guide column 110; the lower die holder 22 is provided with a lower guide sleeve 211 corresponding to the lower guide post 110, so that the motion of the material bearing plate 20 is more orderly and stable; the lower die holder 22 is also provided with a pressing component; the material pressing assembly comprises two groups of second material pressing plates 213 distributed on two sides of the feeding direction, and two groups of fourth nitrogen springs 214 which are in one-to-one correspondence with the second material pressing plates 213; the material bearing plate 20 is provided with a third avoidance groove which is used for avoiding the second material pressing plate 213; the second presser plate 213 presses the belt 3 during mold closing, and prevents the belt from being displaced during bulging.
In the preferred embodiment of the present invention, the lower surface of the first pressing plate 10 is provided with a third pressing plate 111 which cooperates with the second pressing plate 213 to clamp the material belt 3; the upper surface of the second pressing plate 213 is provided with an alignment lug 215; the third pressing plate 111 is provided with an alignment groove with the alignment bump 215, so that the second pressing plate 213 can be better attached to the third pressing plate 111 to complete the pressing work.
In the preferred embodiment of the present invention, the bulging die for the sheet metal component of the oil circuit of the automobile further comprises a first magnet 215, a second magnet 216 and a third magnet 217 which are sequentially fixed on three driving inclined planes 280 of the first positioning pin 27; the first magnet 215, the second magnet 216 and the third magnet 217 repel each other; the upper die 1 further comprises a fourth magnet 112, a fifth magnet 113 and a sixth magnet 114 which are sequentially fixed on the three bulging punches 12; the fourth magnet 112, the fifth magnet 113, and the sixth magnet 114 repel each other two by two; the fourth magnet 112 and the first magnet 215 attract each other; the lower die holder 22 is provided with a movable slot 286 corresponding to the first positioning bolt 27, after die assembly, the first positioning bolt 27 stretches into the workpiece 30 and is influenced by the acting force between the magnets, so that the guiding work is automatically completed, namely when the first magnet 215 is not aligned with the fourth magnet 112, the first magnet 215 is attracted by the fourth magnet 112 and rotates, the first magnet 215 is aligned with the fourth magnet 112, and the guiding work is completed, so that the driving inclined plane 280 and the driven inclined plane 180 can be smoothly attached, and the bulging male die 12 is pushed; after the die is opened, the first positioning bolt 27 moves downwards, and the first magnet 215, the second magnet 216 and the third magnet 217 are attracted by the corresponding magnets to slide inwards, so that the die enters a clasping state, friction between the workpiece 30 and the bulging male die 12 is reduced, the bulging male die 12 has longer service life, and meanwhile, stripping is facilitated.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. An bulging die for an automobile oil way sheet metal part comprises an upper die and a lower die; the upper die is characterized by comprising a first material pressing plate; three groups of male die installation seats which are uniformly distributed circumferentially are arranged on the lower surface of the first pressing plate; each group of male die mounting seats are connected with bulging male dies which move along the horizontal direction in a sliding manner at the lower ends; the lower die comprises a material bearing plate, three groups of bulging female dies and a lower die base, wherein the material bearing plate is of a hollow structure and is matched with the first material pressing plate to clamp a material belt, and the bulging female dies are in one-to-one correspondence with the bulging male dies; the lower die holder is provided with a first reset component for driving the material bearing plate to return to the initial height, a guide component for guiding the bulging female die to move obliquely and a second reset component for driving the bulging female die to return to the initial height; the movable end of the second reset component is not connected with the bulging female die; the lower die further comprises an anti-falling assembly for preventing the bulging female die from being separated from the guide assembly; the lower die holder is provided with a first positioning bolt corresponding to the workpiece on the material belt; the outer diameter of the first positioning bolt is matched with the inner diameter of the through hole of the workpiece; the end part of the first positioning plug pin is provided with three active inclined planes which are uniformly distributed in a circumference manner; each bulging male die is provided with a driven inclined plane corresponding to the driving inclined plane.
2. The bulging die for the automotive oil way sheet metal component according to claim 1, wherein the upper die further comprises an upper die base and a first nitrogen spring, wherein two ends of the first nitrogen spring are respectively fixed with the upper die base and the first pressing plate; the material bearing plate is transversely provided with a station to be expanded, an expanding station and an expanded station; the upper die holder is provided with a second positioning bolt which is opposite to the station to be expanded; the outer diameter of the second positioning bolt is matched with the inner diameter of the through hole of the workpiece; the first pressing plate is provided with a positioning cylinder which is consistent with the shape of the workpiece on the station to be expanded; the first pressing plate and the material bearing plate are respectively provided with a first avoiding groove for avoiding the second positioning bolt and a second avoiding groove for avoiding the workpiece on the bulging station.
3. The bulging die for the automotive oil way sheet metal component according to claim 2, wherein a plurality of positioning holes are formed in both sides of the material belt along the length direction of the material belt; the lower surface of the first pressing plate is provided with a plurality of third positioning bolts which are in one-to-one correspondence with the positioning holes; an upper guide sleeve is further arranged on the lower surface of the upper die holder; an upper guide post corresponding to the upper guide sleeve is arranged on one side, facing the upper die holder, of the first material pressing plate.
4. The bulging die for the automotive oil way sheet metal component according to claim 1, wherein a stroke limiting pin is fixed at the upper end part of the bulging male die; the male die mounting seat is provided with a limiting groove corresponding to the travel limiting pin.
5. The bulging die for an automotive oil way sheet metal component according to claim 1, wherein the guide assembly comprises a female die guide seat; a first inclined guide surface which is inclined upwards is arranged on one side of the bulging female die, which faces the female die guide seat, and the larger end of the bulging female die faces upwards; the female die guide seat is provided with a second guide inclined plane corresponding to the first guide inclined plane.
6. The bulging die for the automotive oil way sheet metal component according to claim 5, wherein the bulging die comprises a die body and a fixed block which are fixedly connected; the first guide inclined plane is arranged on the fixed block; a concave cavity for forming is formed in the surface of one side of the concave die body, and an air flow channel communicated with the concave cavity is formed in the other side of the concave die body; the anti-falling assembly comprises two anti-falling convex blocks which are respectively fixed on the two side surfaces of the female die body; the female die guide seat is provided with two anti-falling grooves which are in one-to-one correspondence with the anti-falling convex blocks.
7. The bulging die for the automotive oil way sheet metal component according to claim 5, wherein the first reset assembly is a second nitrogen spring, and two ends of the second nitrogen spring are respectively fixed with the material bearing plate and the lower die holder; the second reset component is a third nitrogen spring fixed with the lower die holder; the lower die further comprises a guide plate fixed with the lower die holder; the guide plate is provided with a plurality of first guide grooves corresponding to the third nitrogen springs one by one and second guide grooves corresponding to the first positioning bolts.
8. The bulging die for the automotive oil way sheet metal component according to claim 7, wherein a lower guide post is fixed on the lower surface of the first pressing plate; the material bearing plate is provided with a third guide groove corresponding to the lower guide column; the lower die holder is provided with a lower guide sleeve corresponding to the lower guide post; the lower die holder is also provided with a pressing component; the material pressing assembly comprises two groups of second material pressing plates distributed on two sides of the feeding direction, and two groups of fourth nitrogen springs which are in one-to-one correspondence with the second material pressing plates; the material bearing plate is provided with a third avoiding groove for avoiding the second material pressing plate.
9. The bulging die for the automotive oil way sheet metal component according to claim 8, wherein a third pressing plate for clamping a material belt in cooperation with the second pressing plate is arranged on the lower surface of the first pressing plate; an alignment lug is arranged on the upper surface of the second pressing plate; the third pressing plate is provided with an alignment groove which is matched with the alignment lug.
10. The bulging die for the automotive oil way sheet metal component according to claim 7, further comprising a first magnet, a second magnet and a third magnet sequentially fixed on the three active slopes of the first positioning pin; the first magnet, the second magnet and the third magnet are mutually exclusive every two; the upper die further comprises a fourth magnet, a fifth magnet and a sixth magnet which are sequentially fixed on the three bulging male dies; the fourth magnet, the fifth magnet and the sixth magnet are mutually exclusive every two; the fourth magnet and the first magnet are attracted to each other; the lower die holder is provided with a movable groove corresponding to the first positioning bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910759642.2A CN110355280B (en) | 2019-08-16 | 2019-08-16 | Bulging die for automobile oil way sheet metal part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910759642.2A CN110355280B (en) | 2019-08-16 | 2019-08-16 | Bulging die for automobile oil way sheet metal part |
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| CN110355280A CN110355280A (en) | 2019-10-22 |
| CN110355280B true CN110355280B (en) | 2023-09-19 |
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| CN107470467A (en) * | 2017-09-22 | 2017-12-15 | 苏州健雄职业技术学院 | A kind of multiple step format bulging punching composite die and its method of work |
| CN207900011U (en) * | 2018-02-08 | 2018-09-25 | 厦门市克成五金制品有限公司 | It is a kind of that there is the drawing punching die structure for controlling drawing attenuated amount |
| CN109013905A (en) * | 2018-09-12 | 2018-12-18 | 广东天倬智能装备科技有限公司 | Expanding die and its application method |
| CN210412177U (en) * | 2019-08-16 | 2020-04-28 | 深圳数码模汽车技术有限公司 | Dedicated high-efficient bulging die utensil of oil circuit sheet metal component |
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