CN116274550B - Three fork pipe fitting bevel connection sizing mould - Google Patents
Three fork pipe fitting bevel connection sizing mould Download PDFInfo
- Publication number
- CN116274550B CN116274550B CN202310058708.1A CN202310058708A CN116274550B CN 116274550 B CN116274550 B CN 116274550B CN 202310058708 A CN202310058708 A CN 202310058708A CN 116274550 B CN116274550 B CN 116274550B
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- die
- fixed
- upper die
- dies
- plate
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- 238000004513 sizing Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 238000000748 compression moulding Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000007723 die pressing method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- 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
- B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
- B21D17/02—Forming single grooves in sheet metal or tubular or hollow articles by pressing
-
- 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
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- 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
Abstract
The invention discloses a three-fork pipe bevel sizing die, which relates to the technical field of dies and comprises a lower die plate and an upper die plate, wherein the upper die plate is positioned right above the lower die plate, forklift plates are fixed at two opposite angles of the lower die plate, an installation seat is fixed in the middle of the upper surface of the lower die plate, two groups of symmetrically distributed first lower dies and second lower dies are arranged on the upper surface of the installation seat, and the first lower dies and the second lower dies are oppositely arranged. According to the invention, the mounting seat is arranged on the lower die plate, two groups of first lower dies and second lower dies are arranged on the mounting seat, the first upper die and the two second upper dies are arranged on the upper die plate, the first upper die is in a wedge-shaped structure, the second lower dies are driven to horizontally move in the process of extruding the two second lower dies, and the two second upper dies drive the first lower dies to horizontally move in the process of extruding the first lower dies through the inclined surfaces of the two second upper dies, so that the first lower dies and the second lower dies can be matched with the die cores to carry out die pressing on the pipe orifice of the Y-pipe.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a three-fork pipe bevel sizing die.
Background
The realization of automobile weight reduction is a trend of modern automobile development, besides the application of adopting light high-strength materials, the utilization of an internal high-pressure forming technology is also a main way for realizing automobile weight reduction, a long branch pipe Y-pipe hollow component is an important component part of an automobile exhaust system, a traditional stamping and welding forming process is one of methods for manufacturing Y-pipe parts, a plate is stamped into a plurality of parts, the parts are welded together, and after welding, an air pipe opening is heated to deform, so that the precision of a Y-pipe is affected. Therefore, it is necessary to invent a three-fork pipe bevel sizing die to solve the above problems.
Disclosure of Invention
The invention aims to provide a three-fork pipe fitting bevel sizing die which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a three fork pipe fitting bevel connection sizing mould, includes lower bolster and cope match-plate pattern, the cope match-plate pattern is located directly over the lower bolster, two diagonal angle departments of lower bolster all are fixed with the fork truck board, the upper surface middle part of lower bolster is fixed with the mount pad, the upper surface of mount pad is provided with two sets of symmetric distribution's first lower bolster and second lower bolster, first lower bolster and second lower bolster's the relative setting of upper end outside all is set up to the inclined plane, upper surface one side of lower bolster is fixed with the curb plate, the equal jetty in both ends middle part of curb plate and there is the mounting hole, the internally mounted of mounting hole has the mold core, first lower bolster and second lower bolster all with mold core looks adaptation, the upper surface opposite side of lower bolster is fixed with the location base, the top middle part of location base is fixed with the reference column, two wherein diagonal angle departments of lower bolster and cope match-plate pattern link to each other through the locating part, two other diagonal angle departments of lower bolster and cope match-plate pattern all are fixed with the cushion, two are connected through between the looks, the upper die is provided with the first inclined plane, the second upper die is provided with the first side, the upper die is provided with the wedge-shaped.
Preferably, the first upper die is located above a gap between the two second lower dies, and the second upper die is located above the outer side of the first lower die.
Preferably, the mount pad is including fixing the base at lower bolster upper surface middle part, the spout has been seted up to the upper surface of base, the bottom of first lower mould and second lower mould all is fixed with the slider, the slider is located the inside of spout.
Preferably, the upper surface both sides of base all are fixed with the clamp plate through the bolt, the clamp plate is laminated mutually with the top of slider, the both ends of base all are fixed with the baffle through the bolt.
Preferably, the middle parts of the inner sides of the first lower die and the second lower die are respectively provided with a die groove, the die cores correspond to the die grooves, two symmetrically distributed nitrogen springs are fixed at the lower ends of the inner sides of the second lower die, and one ends of the nitrogen springs correspond to the lower ends of the inner sides of the first lower die.
Preferably, three mounting grooves are formed in the lower surface of the upper die plate, and the first upper die and the two second upper dies are mounted in the mounting grooves.
A processing method of a three-fork pipe bevel sizing die comprises the following specific steps:
step one: firstly, inserting pipe orifices of a part into die grooves of a first lower die and a second lower die, wherein a die core is positioned in the pipe orifices of the part, and then starting a hydraulic cylinder which drives an upper die plate to move downwards;
step two: the upper die plate drives the first upper die and the second upper die to move downwards, the lower end of the first upper die is inserted between the two second lower dies, the inclined surface of the second upper die is contacted with the inclined surface at the outer side of the first lower die, and then the upper die plate is continuously moved downwards;
step three: the first upper die extrudes the second lower die through the inclined surface to drive the second lower die to horizontally move, the second upper die extrudes the first lower die through the inclined surface to drive the first lower die to horizontally move, so that the first lower die and the second lower die move in opposite directions to extrude the pipe orifice of the part, and the pipe orifice of the part is in the shape of a die groove by the die in cooperation with the setting of the die core;
step four: in the compression molding process, the nitrogen spring at the bottom of the second lower die is stressed and compressed, and after the compression molding is completed, the first lower die and the second lower die are automatically separated under the action of the nitrogen spring, so that the die stripping operation can be completed quickly.
The invention has the technical effects and advantages that:
1. according to the invention, the mounting seat is arranged on the lower die plate, two groups of first lower dies and second lower dies are arranged on the mounting seat, the first upper die and the two second upper dies are arranged on the upper die plate, the first upper die is in a wedge-shaped structure, the second lower dies are driven to move horizontally in the process of extruding the two second lower dies, and the two second upper dies drive the first lower dies to move horizontally in the process of extruding the first lower dies through the inclined surfaces of the two second upper dies, so that the first lower dies and the second lower dies are matched with the die cores to perform die pressing on the orifice of the Y-pipe, the orifice of a part can be uniformly stressed inside and outside, and the orifice of the part can meet drawing tolerance after shaping.
2. According to the invention, the nitrogen spring is arranged at the bottom of the second lower die, so that the first lower die and the second lower die can be automatically reset after the compression molding is finished, the demolding work is quickly finished, and the working efficiency of the device is improved.
Drawings
FIG. 1 is a schematic view of the lower die plate of the present invention.
FIG. 2 is a schematic diagram of the upper template structure of the present invention.
Fig. 3 is a schematic side view of the mounting structure of the present invention.
Fig. 4 is an exploded view of the overall structure of the present invention.
In the figure: 1. a lower template; 101. a forklift plate; 2. a mounting base; 3. a first lower die; 4. a second lower die; 5. a side plate; 51. a mounting hole; 6. a mold core; 7. positioning a base; 8. positioning columns; 9. an upper template; 10. a limiting piece; 11. a cushion block; 12. a hydraulic cylinder; 13. a first upper die; 14. a second upper die; 15. a guide post; 16. a guide sleeve; 17. a base; 18. a chute; 19. a slide block; 20. a pressing plate; 21. a baffle; 22. a die cavity; 23. a nitrogen spring; 24. and a mounting groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention provides a three-fork pipe bevel sizing die shown in figures 1-4, which comprises a lower die plate 1 and an upper die plate 9, wherein the upper die plate 9 is positioned right above the lower die plate 1, forklift plates 101 are fixed at two opposite angles of the lower die plate 1, the forklift plates 101 are arranged to facilitate the movement of a forklift belt, an installation seat 2 is fixed in the middle of the upper surface of the lower die plate 1, two groups of symmetrically distributed first lower dies 3 and second lower dies 4 are arranged on the upper surface of the installation seat 2, the first lower dies 3 and the second lower dies 4 are oppositely arranged, the outer sides of the upper ends of the first lower dies 3 and the second lower dies 4 are respectively provided with an inclined surface, the first lower dies 3 and the second lower dies 4 are respectively provided with a movable structure, a side plate 5 is fixed at one side of the upper surface of the lower die plate 1, installation holes 51 are respectively formed in the middle parts of two ends of the side plate 5, a die core 6 is arranged in the installation holes 51, the first lower die 3 and the second lower die 4 are both matched with the die core 6, the other side of the upper surface of the lower die plate 1 is fixed with a positioning base 7, the middle part of the top end of the positioning base 7 is fixed with a positioning column 8, the positioning column 8 plays a role in positioning, the upper die plate 9 is prevented from being continuously pressed down, two opposite angles of the lower die plate 1 and the upper die plate 9 are connected through a limiting piece 10, the limiting piece 10 plays a role in guiding, the upper die plate 9 is kept to vertically move up and down, the other two opposite angles of the lower die plate 1 and the upper die plate 9 are both fixed with cushion blocks 11, the two cushion blocks 11 are connected through a hydraulic cylinder 12, the upper die plate 9 can be driven to move down by the arrangement of the hydraulic cylinder 12, the middle part of the lower surface of the upper die plate 9 is provided with a first upper die 13, the lower end of the first upper die 13 is arranged into a wedge-shaped structure, two sides of the first upper die 13 are both sides are provided with a second upper die 14, one side of the second upper die 14 is provided as an inclined surface.
Example 2
Further, in the above-mentioned scheme, the locating part 10 includes guide post 15 and uide bushing 16, and guide post 15 is fixed on lower bolster 1, and uide bushing 16 is fixed on cope match-plate pattern 9, and inside one end of guide post 15 inserted uide bushing 16, guide post 15 and uide bushing 16 cooperation played the effect of direction for cope match-plate pattern 9 keeps vertical reciprocate.
Further, in the above scheme, the first upper die 13 is located above the gap between the two second lower dies 4, the first upper die 13 can squeeze the second lower dies 4 in the downward moving process, so that the second lower dies 4 move horizontally, the second upper die 14 is located above the outer side of the first lower die 3, the second upper die 14 can squeeze the first lower die 3 in the downward moving process, so that the first lower die 3 moves horizontally, three mounting grooves 24 are formed in the lower surface of the upper die plate 9, and the first upper die 13 and the two second upper dies 14 are both mounted inside the mounting grooves 24.
Further, in the above scheme, mount pad 2 includes the base 17 of fixing at lower bolster 1 upper surface middle part, spout 18 has been seted up to the upper surface of base 17, the bottom of first lower bolster 3 and second lower bolster 4 all is fixed with slider 19, slider 19 is located the inside of spout 18, slider 19 and spout 18 cooperation make first lower bolster 3 and second lower bolster 4 keep linear movement, the upper surface both sides of base 17 all are fixed with clamp plate 20 through the bolt, clamp plate 20 is laminated with the top of slider 19 mutually, the both ends of base 17 all are fixed with baffle 21 through the bolt, baffle 21 has played the effect of blockking, avoid first lower bolster 3 and second lower bolster 4 to slide out from base 17, die cavity 22 has all been seted up at the inboard middle part of first lower bolster 3 and second lower bolster 4, die core 6 corresponds with the die cavity, the inboard lower extreme of second lower bolster 4 is fixed with two symmetrically distributed's nitrogen spring 23, the one end of nitrogen spring 23 corresponds with the inboard lower extreme of first lower bolster 3, the setting of nitrogen spring 23 makes first lower bolster 3 and second lower bolster 4 can accomplish the rapid demoulding efficiency after the moulding-die is accomplished, quick release device has been accomplished.
Example 3
The invention also provides a processing method of the three-fork pipe fitting bevel sizing die, which comprises the following specific steps:
step one: firstly, inserting the pipe orifice of a part into the die grooves 22 of the first lower die 3 and the second lower die 4, wherein the die core 6 is positioned in the pipe orifice of the part, and then starting the hydraulic cylinder 12, wherein the hydraulic cylinder 12 drives the upper die plate 9 to move downwards;
step two: the upper die plate 9 drives the first upper die 13 and the second upper die 14 to move downwards, the lower end of the first upper die 13 is inserted between the two second lower dies 4, the inclined surface of the second upper die 14 is contacted with the inclined surface at the outer side of the first lower die 3, and then the upper die plate 9 is continuously moved downwards;
step three: the first upper die 13 extrudes the second lower die 4 through an inclined plane, drives the second lower die 4 to horizontally move, and the second upper die 14 extrudes the first lower die 3 through an inclined plane, drives the first lower die 3 to horizontally move, so that the first lower die 3 and the second lower die 4 oppositely move, extrudes the pipe orifice of the part, and is matched with the setting of the die core 6, so that the pipe orifice of the part is molded into the shape of a die groove 22;
step four: in the compression molding process, the nitrogen spring 23 at the bottom of the second lower die 4 is stressed and compressed, and after the compression molding is completed, the first lower die 3 and the second lower die 4 are automatically separated under the action of the nitrogen spring 23, so that the die stripping operation can be completed quickly.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected;
the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (6)
1. The utility model provides a three fork pipe fitting bevel connection sizing mould which characterized in that: including lower bolster (1) and cope match-plate pattern (9), cope match-plate pattern (9) are located directly over lower bolster (1), two diagonal angle departments of lower bolster (1) all are fixed with fork truck board (101), the upper surface middle part of lower bolster (1) is fixed with mount pad (2), the upper surface of mount pad (2) is provided with two sets of symmetrically distributed first lower bolster (3) and second lower bolster (4), first lower bolster (3) and second lower bolster (4) set up relatively, and the upper end outside of first lower bolster (3) and second lower bolster (4) all is set up to the inclined plane, upper surface one side of lower bolster (1) is fixed with curb plate (5), both ends middle part equal Kaiser and have mounting hole (51) of curb plate (5), internally mounted of mounting hole (51) has mold core (6), first lower bolster (3) and second lower bolster (4) all with (6) looks adaptation, the upper surface 7 of lower bolster (1) opposite side (7), two places (8) are fixed with base (7) and two wherein, two diagonal angle tops (10) are fixed with template (1) are located on the base (8), the two cushion blocks (11) are connected through a hydraulic cylinder (12), a first upper die (13) is arranged in the middle of the lower surface of the upper die plate (9), the lower end of the first upper die (13) is of a wedge-shaped structure, two sides of the first upper die (13) are respectively provided with a second upper die (14), and one side of the second upper die (14) is provided with an inclined surface;
the first upper die (13) is positioned above a gap between the two second lower dies (4), and the second upper die (14) is positioned above the outer side of the first lower die (3);
the mounting seat (2) comprises a base (17) fixed at the middle part of the upper surface of the lower die plate (1), a sliding groove (18) is formed in the upper surface of the base (17), sliding blocks (19) are fixed at the bottoms of the first lower die (3) and the second lower die (4), and the sliding blocks (19) are located in the sliding groove (18).
2. The three-fork tube bevel sizing die of claim 1, wherein: the limiting piece (10) comprises a guide post (15) and a guide sleeve (16), wherein the guide post (15) is fixed on the lower die plate (1), the guide sleeve (16) is fixed on the upper die plate (9), and one end of the guide post (15) is inserted into one end of the guide sleeve (16).
3. The three-fork tube bevel sizing die of claim 1, wherein: pressing plates (20) are fixed to two sides of the upper surface of the base (17) through bolts, the pressing plates (20) are attached to the tops of the sliding blocks (19), and baffle plates (21) are fixed to two ends of the base (17) through bolts.
4. A three-prong pipe bevel sizing die as recited in claim 3, wherein: the die comprises a die core (6), a first lower die (3) and a second lower die (4), wherein the middle parts of the inner sides of the first lower die and the second lower die are respectively provided with a die groove (22), the die core (6) corresponds to the die grooves (22), two symmetrically distributed nitrogen springs (23) are fixed at the lower ends of the inner sides of the second lower die (4), and one ends of the nitrogen springs (23) correspond to the lower ends of the inner sides of the first lower die (3).
5. The three-fork tube bevel sizing die of claim 4, wherein: three mounting grooves (24) are formed in the lower surface of the upper die plate (9), and the first upper die (13) and the two second upper dies (14) are mounted in the mounting grooves (24).
6. The method for processing the three-fork pipe bevel sizing die according to claims 1-5, which is characterized by comprising the following specific steps:
step one: firstly, inserting a pipe orifice of a part into a die groove (22) of a first lower die (3) and a second lower die (4), wherein a die core (6) is positioned in the pipe orifice of the part, and then starting a hydraulic cylinder (12), wherein the hydraulic cylinder (12) drives an upper die plate (9) to move downwards;
step two: the upper die plate (9) drives the first upper die (13) and the second upper die (14) to move downwards, the lower end of the first upper die (13) is inserted between the two second lower dies (4), the inclined surface of the second upper die (14) is contacted with the inclined surface at the outer side of the first lower die (3), and then the upper die plate (9) is continuously moved downwards;
step three: the first upper die (13) extrudes the second lower die (4) through an inclined plane, drives the second lower die (4) to horizontally move, and the second upper die (14) extrudes the first lower die (3) through the inclined plane, drives the first lower die (3) to horizontally move, so that the first lower die (3) and the second lower die (4) oppositely move, extrude a pipe orifice of a part, and then match with the setting of the die core (6), so that the pipe orifice of the part is molded into the shape of a die groove (22);
step four: in the compression molding process, the nitrogen spring (23) at the bottom of the second lower die (4) is stressed and compressed, and after the compression molding is completed, the first lower die (3) and the second lower die (4) are automatically separated under the action of the nitrogen spring (23), so that the die stripping operation can be completed quickly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310058708.1A CN116274550B (en) | 2023-01-15 | 2023-01-15 | Three fork pipe fitting bevel connection sizing mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310058708.1A CN116274550B (en) | 2023-01-15 | 2023-01-15 | Three fork pipe fitting bevel connection sizing mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116274550A CN116274550A (en) | 2023-06-23 |
| CN116274550B true CN116274550B (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310058708.1A Active CN116274550B (en) | 2023-01-15 | 2023-01-15 | Three fork pipe fitting bevel connection sizing mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116274550B (en) |
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