CN115156410B - Metal creep forming die - Google Patents
Metal creep forming die Download PDFInfo
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- CN115156410B CN115156410B CN202211086745.5A CN202211086745A CN115156410B CN 115156410 B CN115156410 B CN 115156410B CN 202211086745 A CN202211086745 A CN 202211086745A CN 115156410 B CN115156410 B CN 115156410B
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- 239000002184 metal Substances 0.000 title claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 23
- 238000007731 hot pressing Methods 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000007654 immersion Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 40
- 230000008569 process Effects 0.000 abstract description 25
- 238000007493 shaping process Methods 0.000 abstract description 15
- 230000032683 aging Effects 0.000 abstract description 6
- 230000035882 stress Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000007547 defect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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Classifications
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/201—Work-pieces; preparation of the work-pieces, e.g. lubricating, coating
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/208—Deep-drawing by heating the blank or deep-drawing associated with heat treatment
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/22—Deep-drawing with devices for holding the edge of the blanks
-
- 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
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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
- B21D37/16—Heating or cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a metal creep forming die, which relates to the technical field of metal processing and comprises a base, wherein a dovetail groove is formed in the surface of the base, and a side sliding surface is formed in the side surface of the base. This metal creep forming die, the work piece is placed in the top position of covering the groove, the guide plate covers the border position of workpiece surface with the pressure, external force applys the guide that makes cover die and movable mould pass through the guide pillar and closes mutually, the bottom and the shaping chamber cooperation of movable mould make the work piece shaping, after the work piece shaping, unload the power of pressurization in movable mould top position, the sliding cylinder slides on the surface of slide bar, thereby drive the second connector to the position directly over of movable mould, put into the autoclave with the device whole afterwards, because the temperature rises, the second connector exerts even pressure to movable mould and cover die, the in-process that the temperature rises, the work piece takes place the creep at this in-process, ageing and stress relaxation process, the forming process is accomplished to the work piece.
Description
Technical Field
The invention relates to the technical field of metal processing, in particular to a metal creep forming die.
Background
Creep age forming is a novel metal material forming process, aging strengthening heat treatment is completed while a component is formed by utilizing creep deformation or stress relaxation deformation and aging strengthening characteristics of metal, excellent mechanical properties are obtained, shape collaborative manufacturing is realized, wall plates of a storage box of a carrier rocket, an aircraft and the like are all application objects of a creep age forming technology, the creep age forming process comprises a die attaching process of general bending forming, but the die attaching method is generally realized by adopting a mode of vacuumizing a sealed plastic bag, then heating is carried out according to a pre-designed temperature-time curve, heat is preserved for a certain time after a preset temperature is reached, unloading, cooling and component taking out are carried out after the heat preservation process is completed, and the component rebounds and is required to reach a required geometric dimension and curvature.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a metal creep forming die, which solves the problems that the quality defect of a workpiece is caused by nonuniform heating of the die in the temperature rising process of creep forming, and the workpiece is nonuniform in pressure caused by the fact that a bolt is utilized to press the die.
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a metal creep forming die, includes the base, the dovetail has been seted up on the surface of base, the side position of base has seted up the sideslip face, the base surface is close to the fixed connection cover half of position of dovetail, the shaping chamber has been seted up at the top of cover half, the fixed connection of position that the cover half surface is close to the shaping chamber presses the ring body, the shaping chamber is close to the position at edge and has seted up the cover groove, the fixed surface of pressing the ring body is connected with the guide plate, the medial surface sliding connection of cover half has the guide pillar, the top fixedly connected with movable mould of guide pillar, the trompil has been seted up to the inside of movable mould, the medial surface roll connection of guide plate has the spheroid, when external force makes movable mould and cover half be close to each other, movable mould and work piece preferential contact and make the work piece shaping, press the ring body and cover half fixed connection for work piece border position can imbed in the cover groove, in this in-process, spheroid and the position in close contact with the work piece surface, when the material of middle part position flows downwards, the spheroid presses the material of border position to cover the material of work piece position in the press because of friction force, is in relative rolling state, avoids the work piece border position rigidity to press the problem that leads to the fracture.
Preferably, the base is fixedly connected with a creep mechanism through a dovetail groove, the position, close to a side sliding surface, of the surface of the base is connected with a pressing mechanism in a sliding mode, the position, close to a forming cavity, of the top of the fixed die is fixedly connected with a feeding assembly, in the device, a workpiece is placed above the pressing groove, the edge position of the surface of the workpiece is pressed by the guide plate, the fixed die and the movable die are matched through the guide pillar by external force application, the bottom of the movable die is matched with the forming cavity to enable the workpiece to be formed, after the workpiece is formed, the force for pressurizing the position above the movable die is removed, the sliding cylinder slides on the surface of the sliding rod, so that the second connecting body is driven to the position right above the movable die, the whole device is placed into the hot pressing tank, due to temperature rise, the second connecting body applies uniform pressing force to the movable die and the fixed die, in the temperature rise process, the creep, aging and stress relaxation processes of the workpiece occur in the process, and the workpiece completes the forming process.
Preferably, the top of the guide plate is provided with a hole, the position below the surface of the ball body is close to the pressing groove, the middle position of the surface of the movable die is fixedly connected with a synergistic assembly, the hole comprises a spiral hole and a linear hole, when the ball body presses and covers the workpiece flexibly, the movable die and the fixed die move oppositely under the action of external force, the inside of the oil immersion groove is communicated with atomized lubricating oil, the position, close to the ball body, of the surface of the guide plate is provided with a hole, the hole is communicated with the surface of the ball body, the guide plate is embedded into the die closing groove in the die closing process, so that the movable die and the fixed die can be combined, lubricating oil mist inside the oil immersion groove lubricates the ball body through the hole in the surface of the guide plate, and when the lubricated ball body rolls on the surface of the workpiece, the problem that the material at the edge position of the workpiece is not conveyed timely due to the jamming of the ball body is avoided.
Preferably, an embedded groove is formed in the top of the movable die, a die closing groove is formed in the bottom of the movable die, an oil immersion groove is formed in the position, close to the die closing groove, of the surface of the movable die, and the oil immersion groove is externally connected with an oil pump.
Preferably, the surface of the base is fixedly connected with a sliding rod, the surface of the sliding rod is slidably connected with a sliding cylinder, the surface of the sliding cylinder is fixedly connected with a first connecting body, and the top of the first connecting body is fixedly connected with an even assembly.
Preferably, the top of the first connecting body is fixedly connected with a plate body, the surface of the plate body is rotatably connected with a hinge, the number of the plate bodies is two, and the top of the other plate body is fixedly connected with a second connecting body.
Preferably, the surface of hinge rotates and is connected with the scissors fork body, the fixed surface of scissors fork body is connected with pyrocondensation gel, the middle part position fixedly connected with water conservancy diversion subassembly on second connector body surface, make the work piece shaping back when movable mould and cover half compound die, the sliding cylinder slides on the surface of slide bar, first connector is driven to the position that is close to the cover half, the water conservancy diversion wall is in the position directly over the embedded groove, place this mould in the autoclave, along with the temperature in the autoclave risees gradually, pyrocondensation gel shrink makes the scissors fork body coincide, the both sides of scissors fork body are connected with the plate body rotation, the scissors fork body is closed and is made the plate body coincide, the second connector downstream exerts the cover power to movable mould and cover half, the even cover of second connector can avoid utilizing the bolt to cover the mould and can lead to the inhomogeneous problem of work piece pressurized.
Preferably, the water conservancy diversion subassembly includes the water conservancy diversion wall, the middle part position fixed connection on the surface of water conservancy diversion wall and second connector surface, the fixed surface of water conservancy diversion wall is connected with the motor, the motor is the cavity type.
Preferably, the pivot fixedly connected with fan of motor output, the bottom fixedly connected with of second connector inlays the piece, the surface and the embedded groove of embedding piece are mutually supported, when pyrocondensation gel shrink makes the second connector cover movable mould and cover with the cover half pressure, the bottom and the embedded groove of embedding piece coincide, cavity type motor drives the fan rotation, the fan is rotatory to be made hot-blast in the autoclave to be driven, during hot-blast trompil that gets into the movable mould by the water conservancy diversion wall, the trompil comprises helicla flute and straight line groove, hot-blast abundant heat transfer through helicla flute and movable mould, carry out the movable mould through straight line groove afterwards, thereby make the movable mould heat-up fast, can effectively avoid creep forming intensification in-process mould because of being heated inhomogeneous the problem that causes work piece quality defect.
Preferably, the hole in the surface of the guide plate is communicated with the surface of the ball body, the surface of the guide plate is matched with the die assembly groove, and the bottom of the movable die is matched with the surface of the molding cavity.
The invention provides a metal creep forming die. The method has the following beneficial effects:
1. this metal creep forming die, in the device, the work piece is placed in the top position of covering the groove, the guide plate covers the border position of workpiece surface, external force applys the guide that makes cover die and movable mould pass through the guide pillar and coincide, the bottom and the shaping chamber cooperation of movable mould make the work piece shaping, the back of work piece shaping, unload the power of pressurization in movable mould top position, the sliding cylinder slides on the surface of slide bar, thereby drive the second connector to the position directly over the movable mould, put into the autoclave with the device whole afterwards, because the temperature rises, the second connector applys even pressure to movable mould and cover power to the cover die, the in-process that the temperature rises, the work piece takes place the creep at this in-process, ageing and stress relaxation process, the forming process is accomplished to the work piece.
2. This metal creep forming die, when external force makes movable mould and cover half be close to each other, the movable mould preferentially contacts and makes the work piece shaping with the work piece, press ring body and cover half fixed connection, make work piece border position can imbed and press and cover the groove, this in-process, the position in close contact with at spheroid and work piece surface near the edge, when the material of work piece surface middle part position flows downwards, the material of spheroid to border position is pressed and is covered, because the effect of frictional force, be in relative rolling state between spheroid and the work piece, avoid work piece border position rigidity to press and cover the problem that leads to the work piece to pull and split.
3. This metal creep forming die, when the spheroid covers the work piece flexibility, movable mould and cover half subtend motion under the effect of external force, the inside of soaking oil groove leads to there is vaporific lubricating oil, the guide plate surface is close to spheroidal position and offers porosely, and the hole is linked together with the spheroid surface, the guide plate imbeds in the die closing groove at the in-process of compound die, thereby make movable mould and cover half can coincide, the inside lubricating oil mist of soaking oil groove lubricates the spheroid through the pore pair spheroid on guide plate surface, spheroid after the lubrication rolls on the work piece surface, avoid appearing the spheroid card and die and make work piece border position material carry untimely problem.
4. This metal creep forming die, make the work piece shaping back when movable mould and cover half compound die, the sliding cylinder slides on the surface of slide bar, first connector is driven the position that is close to the cover half, the water conservancy diversion wall is in the position directly over the embedded groove, place this mould in the autoclave, along with the temperature in the autoclave risees gradually, pyrocondensation gel shrink makes the scissors fork body phase, the both sides of scissors fork body are connected with the plate body rotation, the scissors fork body phase makes the plate body phase, the second connector downstream exerts the pressure to movable mould and cover power with the cover half, the even pressure of second connector covers, can avoid utilizing the bolt to press the mould to cover can lead to the inhomogeneous problem of work piece pressurized.
5. This metal creep forming die, when pyrocondensation gel shrink makes the second connector cover movable mould and cover with the cover half pressure, the bottom of embedding piece and embedded groove coincide, it is rotatory that cavity type motor drives the fan, the fan is rotatory to make hot-blast being driven in the autoclave, hot-blast by the water conservancy diversion wall get into in the trompil of movable mould, the trompil comprises helicla flute and straight line groove, hot-blast abundant heat transfer through helicla flute and movable mould, carry out the movable mould through the straight line groove afterwards, thereby make the movable mould rapid heating up, can effectively avoid creep forming intensification in-process mould because of being heated inhomogeneous to cause the problem of work piece quality defect.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a schematic structural diagram of a creep mechanism of the present invention;
FIG. 4 is a schematic view of the feed assembly of the present invention;
FIG. 5 is a schematic structural diagram of the efficiency enhancing assembly of the present invention;
FIG. 6 is a schematic structural view of the pressing mechanism of the present invention;
FIG. 7 is a schematic view of a uniform assembly according to the present invention;
fig. 8 is a schematic structural view of the flow guide assembly of the present invention.
In the figure: 1. a base; 2. a dovetail groove; 3. a side sliding surface; 4. a creep mechanism; 41. fixing a mold; 42. a molding cavity; 43. a feeding assembly; 431. pressing and covering the groove; 432. a ring pressing body; 433. a baffle; 434. a sphere; 44. a guide post; 45. moving the mold; 46. a synergistic component; 461. a groove is embedded; 462. opening a hole; 463. a die closing groove; 464. an oil immersion tank; 5. a pressing mechanism; 51. a slide bar; 52. a sliding cylinder; 53. a first connecting body; 54. a homogenizing assembly; 541. a plate body; 542. a hinge; 543. a scissor fork body; 544. heat-shrinkable gel; 55. a second connector; 56. a flow guide assembly; 561. a flow guide wall; 562. a motor; 563. embedding a block; 564. a fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
As shown in fig. 1 to 8, the present invention provides a technical solution: the utility model provides a metal creep forming die, the on-line screen storage device comprises a base 1, base 1 passes through dovetail 2 fixedly connected with creep mechanism 4, the position sliding connection that base 1 surface is close to sideslip face 3 has the pressure to cover mechanism 5, the position fixedly connected with pay-off subassembly 43 that the cover half 41 top is close to shaping chamber 42, dovetail 2 has been seted up on base 1's surface, sideslip face 3 has been seted up to base 1's side position, base 1 surface is close to dovetail 2's position fixedly connected with cover half 41, shaping chamber 42 has been seted up at cover half 41's top, base 1 surface fixedly connected with slide bar 51, slide bar 51's surface sliding connection has slide cylinder 52, slide cylinder 52's surface fixedly connected with first connector 53, the top fixedly connected with plate body 541 of first connector 53, the surface rotation of plate body 541 is connected with hinge 542, the quantity of plate body 541 has two, and the top fixedly connected with second connector 55 of another plate body 541, the even subassembly 54 of top fixedly connected with of first connector 53.
When the device is used, a workpiece is placed above the pressing groove 431, the edge position of the surface of the workpiece is pressed by the guide plate 433, the fixed die 41 and the movable die 45 are matched through the guide of the guide post 44 by applying external force, the bottom of the movable die 45 is matched with the forming cavity 42 to form the workpiece, after the workpiece is formed, the force applied to the position above the movable die 45 is removed, the sliding cylinder 52 slides on the surface of the sliding rod 51, so that the second connecting body 55 is driven to the position right above the movable die 45, then the whole device is placed into the autoclave, due to the temperature rise, the second connecting body 55 applies uniform pressing force to the movable die 45 and the fixed die 41, in the temperature rise process, the workpiece undergoes creep, aging and stress relaxation processes in the process, and the workpiece completes the forming process.
Example 2
As shown in fig. 1 to 5, a pressing ring body 432 is fixedly connected to a position, close to a molding cavity 42, of the surface of a fixed mold 41, a pressing groove 431 is formed in a position, close to the edge, of the molding cavity 42, a guide plate 433 is fixedly connected to a surface of the pressing ring body 432, a hole is formed in the top of the guide plate 433, a position below the surface of a sphere 434 is close to the pressing groove 431, a synergistic assembly 46 is fixedly connected to a middle position of the surface of a movable mold 45, an opening 462 includes a spiral hole and a linear hole, a guide pillar 44 is slidably connected to an inner side surface of the fixed mold 41, a movable mold 45 is fixedly connected to the top end of the guide pillar 44, an opening 462 is formed in the movable mold 45, a sphere 434 is rotatably connected to the inner side surface of the guide plate 433, an embedded groove 461 is formed in the top of the movable mold 45, a mold closing groove 463 is formed in the bottom of the movable mold 45, an oil immersion groove 464 is formed in a position, an oil pump is connected to a position, a hole in the surface of the movable mold closing groove 463, a surface of the guide plate 433 is communicated with the surface of the sphere 434, a surface of the guide plate 463, a surface of the guide plate 433 is matched with the mold closing groove 463, a surface of the movable mold 45 is matched with a surface of the mold closing groove 463.
When the movable die 45 and the fixed die 41 are close to each other by external force during use, the movable die 45 is preferentially contacted with a workpiece to form the workpiece, the press ring body 432 is fixedly connected with the fixed die 41, so that the edge position of the workpiece can be embedded into the press cover groove 431, in the process, the ball 434 is tightly contacted with the position, close to the edge, of the surface of the workpiece, when the material at the middle position of the surface of the workpiece flows downwards, the ball 434 presses and covers the material at the edge position, due to the action of friction force, the ball 434 and the workpiece are in a relative rolling state, the problem that the workpiece is pulled and cracked due to rigid press cover at the edge position of the workpiece is avoided, when the ball 434 flexibly presses and covers the workpiece, moving mould 45 and cover half 41 opposite direction movement under the effect of external force, the inside of soaking oil groove 464 leads to there is vaporific lubricating oil, the position that guide plate 433 surface is close to spheroid 434 is seted up porosely, and the hole is linked together with spheroid 434 surface, guide plate 433 imbeds in the die cavity 463 at the in-process of compound die, thereby make moving mould 45 and cover half 41 can coincide, the inside oil mist of soaking oil groove 464 lubricates spheroid 434 through the hole on guide plate 433 surface, spheroid 434 after the lubrication rolls on the work piece surface, avoid appearing spheroid 434 card and die and make the untimely problem of work piece border position material transport.
Example 3
As shown in fig. 6-8, a sliding rod 51 is fixedly connected to a surface of the base 1, a sliding cylinder 52 is slidably connected to a surface of the sliding cylinder 51, a first connecting body 53 is fixedly connected to a surface of the sliding cylinder 52, an equalizing member 54 is fixedly connected to a top of the first connecting body 53, a plate body 541 is fixedly connected to a top of the first connecting body 53, a hinge 542 is rotatably connected to a surface of the plate body 541, two plate bodies 541 are fixedly connected to a top of another plate body 541, a scissor body 543 is rotatably connected to a surface of the hinge 542, a heat-shrinkable gel 544 is fixedly connected to a surface of the scissor body 543, a flow guide member 56 is fixedly connected to a middle position of a surface of the second connecting body 55, the flow guide member 56 includes a flow guide wall 561, a surface of the flow guide wall 561 is fixedly connected to a middle position of a surface of the second connecting body 55, a motor 562 is fixedly connected to a surface of the flow guide wall 561, the motor 562 is hollow, a rotating shaft at an output end of the motor 562 is fixedly connected to a fan 564, an insertion block 563 is fixedly connected to a bottom of the second connecting body 55, and a surface of the insertion block 563 is matched with an insertion groove 461.
When the hot-pressing die is used, when the movable die 45 and the fixed die 41 are assembled to form a workpiece, the sliding cylinder 52 slides on the surface of the sliding rod 51, the first connecting body 53 is driven to a position close to the fixed die 41, the flow guide wall 561 is located right above the embedded groove 461, the die is placed in an autoclave, as the temperature in the autoclave gradually rises, the heat-shrinkable gel 544 shrinks to enable the scissor bodies 543 to be combined, the two sides of the scissor bodies 543 are rotatably connected with the plate bodies 541, the scissor bodies 543 are combined to enable the plate bodies 541 to be combined, the second connecting body 55 moves downwards to apply pressing force to the movable die 45 and the fixed die 41, the second connecting body 55 is uniformly pressed, the problem that the workpiece is pressed unevenly can be avoided, when the second heat-shrinkable connecting body 55 presses the movable die 45 and the fixed die 41, the bottom of the embedded block 563 is combined with the embedded groove 461, the hollow motor 562 drives the fan 564 to rotate, the fan 564 rotates to enable hot air in the hot-pressing die 544 to be driven, the hot air enters the movable die 45 from the flow guide wall 561, the hot-pressing die 462, the hot air enters the embedded groove 462, the linear groove 462, and the hot-pressing groove 462 can effectively avoid the problem that the hot-pressing of the hot-pressing die 45 and the hot-pressing die passes through the linear groove 462, and the hot-pressing defect that the hot-pressing die is caused by the hot-pressing process of the hot-pressing die 45 and the hot-pressing process of the hot-pressing die and the hot-pressing die can be heated straight-pressing die can be heated die and the hot-pressing machine can be heated and the hot-pressing defect caused by the hot-pressing process.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. A metal creep forming die, includes base (1), its characterized in that: the improved structure of the automobile engine base is characterized in that a dovetail groove (2) is formed in the surface of the base (1), a side sliding surface (3) is formed in the side position of the base (1), the base (1) is fixedly connected with a creep mechanism (4) through the dovetail groove (2), a pressing and covering mechanism (5) is connected to the position, close to the side sliding surface (3), of the surface of the base (1) in a sliding mode, the creep mechanism comprises a fixed die (41) and a movable die (45), a forming cavity (42) is formed in the top of the fixed die (41), a pressing ring body (432) is fixedly connected to the position, close to the forming cavity (42), of the forming cavity (42) in the edge position, a pressing and covering groove (431) is formed, a guide plate (433) is fixedly connected to the surface of the pressing ring body (432), a guide pillar (44) is connected to the inner side surface of the fixed die (41) in a sliding mode, a movable die (45) is fixedly connected to the top end of the guide pillar (44), an opening (462) is formed in the movable die (45), and a ball body (434) is connected to the inner side surface of the guide plate (433) in a rolling mode; the top of the guide plate (433) is provided with a hole, the lower position of the surface of the sphere (434) is close to the pressing groove (431), and the opening hole (462) in the movable mold (45) comprises a spiral hole and a linear hole; an embedded groove (461) is formed in the top of the movable die (45), a die closing groove (463) is formed in the bottom of the movable die (45), an oil immersion groove (464) is formed in the position, close to the die closing groove (463), on the surface of the movable die (45), and the oil immersion groove (464) is externally connected with an oil pump; a sliding rod (51) is fixedly connected to the surface of the base (1), a sliding cylinder (52) is slidably connected to the surface of the sliding rod (51), a first connecting body (53) is fixedly connected to the surface of the sliding cylinder (52), a plate body (541) is fixedly connected to the top of the first connecting body (53), a hinge (542) is rotatably connected to the surface of the plate body (541), two plate bodies (541) are provided, and a second connecting body (55) is fixedly connected to the top of the other plate body (541); the surface of the hinge (542) is rotatably connected with a scissor fork body (543), the surface of the scissor fork body (543) is fixedly connected with a heat-shrinkable gel (544), and the middle position of the surface of the second connector (55) is fixedly connected with a flow guide assembly (56); the flow guide assembly (56) comprises a flow guide wall (561), the surface of the flow guide wall (561) is fixedly connected with the middle position of the surface of the second connecting body (55), a motor (562) is fixedly connected to the surface of the flow guide wall (561), and the motor (562) is hollow; a fan (564) is fixedly connected to a rotating shaft at the output end of the motor (562), an embedded block (563) is fixedly connected to the bottom of the second connecting body (55), and the surface of the embedded block (563) is matched with the embedded groove (461); the hole at the top of the guide plate (433) is communicated with the surface of the ball body (434), the surface of the guide plate (433) is matched with the mold closing groove (463), and the bottom of the movable mold (45) is matched with the surface of the molding cavity (42); when the movable die 45 and the fixed die 41 are assembled to form a workpiece, the sliding cylinder 52 slides on the surface of the sliding rod 51, the first connecting body 53 is driven to a position close to the fixed die 41, the flow guide wall 561 is located right above the embedded groove 461, the die is placed in a hot-pressing tank, the first connecting body 544 shrinks to enable the scissor bodies 543 to be combined with the temperature of the hot-pressing tank to gradually rise, the two sides of the scissor bodies 543 are rotatably connected with the plate bodies 541, the scissor bodies 543 are combined to enable the plate bodies 541 to be combined, the second connecting body 55 moves downwards to apply pressing force to the movable die 45 and the fixed die 41, when the second connecting body 55 shrinks to enable the movable die 45 and the fixed die 41 to be pressed, the bottom of the embedded block 563 is combined with the embedded groove 461, the hollow motor 562 drives the fan 564 to rotate, the fan 564 rotates to enable hot air in the hot-pressing tank to be driven to enter the opening 462 of the movable die 45 through the flow guide wall 561, the hot air and the linear die 45 to fully exchange heat, and then the hot air is conveyed out of the movable die 45 through the spiral groove.
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| CN202211086745.5A CN115156410B (en) | 2022-09-07 | 2022-09-07 | Metal creep forming die |
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| CN202211086745.5A CN115156410B (en) | 2022-09-07 | 2022-09-07 | Metal creep forming die |
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| CN115156410A (en) | 2022-10-11 |
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Effective date of registration: 20231013 Address after: No. 76, Group 3, Daokou, Houxing Village, Gangtou Town, Xinyi City, Xuzhou City, Jiangsu Province, 221400 Patentee after: Xinyi Hongsheng Forging Co.,Ltd. Address before: 221400 No.6 Jingwei Road, Gangtou Town Industrial Park, Xinyi City, Xuzhou City, Jiangsu Province Patentee before: Xinyi Zhengang metal products Co.,Ltd. |