CN213591563U - Demoulding device of stamping die - Google Patents
Demoulding device of stamping die Download PDFInfo
- Publication number
- CN213591563U CN213591563U CN202022622643.3U CN202022622643U CN213591563U CN 213591563 U CN213591563 U CN 213591563U CN 202022622643 U CN202022622643 U CN 202022622643U CN 213591563 U CN213591563 U CN 213591563U
- Authority
- CN
- China
- Prior art keywords
- demoulding
- patterns
- die base
- crossbeam
- wire rope
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 230000000712 assembly Effects 0.000 claims description 20
- 238000000429 assembly Methods 0.000 claims description 20
- 230000002146 bilateral effect Effects 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model provides a stamping die's shedder, including the upper die base, die holder and drawing of patterns crossbeam, upper die base and die holder are the box structure, the bottom surface of upper die base is provided with the mould, the top surface of die holder is provided with the lower mould, the rectangle longue has all been seted up on the left side board of die holder and the right side board, the drawing of patterns crossbeam passes two rectangle longues and runs through the setting in the die holder along left right direction, the top surface of drawing of patterns crossbeam is provided with a plurality of ejector pad stands, a plurality of drawing of patterns hole has all been seted up on the roof of die holder and the lower mould, the top of each ejector pad stand corresponds respectively and pegs graft in each drawing of patterns hole, the left and right sides portion of upper die base all is equipped with rings, all be connected with drawing of patterns supporting rod subassembly through wire rope on every ring, two drawing of patterns supporting. The utility model discloses simple structure, processing is convenient, and the reliable operation need not to set up special drive arrangement in addition, reduces the energy consumption.
Description
Technical Field
The utility model belongs to the technical field of stamping die, specific theory relates to a stamping die's shedder.
Background
The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. The stamped blanks are mainly hot and cold rolled steel plates and strips, and after the stamping of the workpiece is completed, the workpiece is often still embedded in the lower die. At present, two main demoulding modes are provided, one mode is that a worker uses a special tool to pry out a part from a mould, and the other mode is that a special mechanism is arranged to push out a stamped workpiece under the action of driving force such as hydraulic pressure, air pressure or a motor. The former wastes time and labor, and has low demoulding efficiency; the latter often needs to be provided with an independent driving device to provide driving force, the structure and the control of the demoulding mechanism are complex, and when the hydraulic driving demoulding mechanism is adopted, the problems of environmental pollution, large energy consumption and the like caused by hydraulic oil leakage also exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stamping die's shedder, the utility model discloses simple structure, processing is convenient, and the reliable operation need not to set up special drive arrangement in addition, reduces the energy consumption.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a demoulding device of a stamping die comprises an upper die base, a lower die base and a demoulding cross beam, wherein the upper die base and the lower die base are of box structures, the upper die base is positioned right above the lower die base, the bottom surface of the upper die base is provided with an upper die, the top surface of the lower die base is provided with a lower die which is matched and pressed with the upper die up and down, the left side plate and the right side plate of the lower die base are vertically provided with rectangular long openings which correspond to each other left and right, the demoulding cross beam penetrates through the two rectangular long openings in the left and right directions and is arranged in the lower die base in a penetrating manner, the left end of the demoulding cross beam penetrates through the rectangular long opening on the left side and extends out of the left side of the lower die base left, the right end of the demoulding cross beam penetrates through the rectangular long opening on the right side and extends out of the right side of the lower die base, the top ends of the top die stand columns are respectively, the left side and the right side of the upper die base are both provided with hanging rings, each hanging ring is connected with a demoulding support rod assembly through a steel wire rope, and the two demoulding support rod assemblies are respectively supported on the left side and the right side of the bottom surface of the demoulding cross beam in a bilateral symmetry manner.
The left side portion and the right side portion of drawing of patterns crossbeam bottom surface do not integrated into one piece and are provided with the protruding dog of two bilateral symmetry, and upside, downside and the equal open first notch in left side have been seted up at the left end middle part of drawing of patterns crossbeam, and upside, the equal open second notch in downside and right side have been seted up at the right-hand member middle part of drawing of patterns crossbeam, and left protruding dog is located the right side of first notch, and the protruding dog on right side is located the left side of second notch.
Two vertical baffles side by side around equal fixedly connected with on the left side board and the right side board of die holder, two vertical baffles in the left side are located the front and back both sides of left rectangle longshout respectively, two vertical baffles in the right side are located the front and back both sides of the rectangle longut on right side respectively, the lower side left part high-right side slope setting of two vertical baffles in the left side, the lower side right part high-right side low-left slope setting of two vertical baffles in the right side, the left end of drawing of patterns crossbeam is located the left side right side of two vertical baffles in the left side, the right-hand member of drawing of patterns crossbeam is located the right side left side of two vertical.
Two rings bilateral symmetry set up on the upper die base, left rings are located the protruding dog in left side right side directly over, the rings on right side are located the protruding dog in right side left side directly over, left wire rope upper end is bound on left rings, the left wire rope left side is low right high slope setting and is passed the centre and the first notch of two vertical baffles in left side, left wire rope lower extreme is bound on left drawing of patterns supporting rod subassembly, left drawing of patterns supporting rod subassembly sets up in the left part below of drawing of patterns crossbeam and is located the left side of the protruding dog in left side, the wire rope upper end on right side is bound on the rings on right side, the wire rope right side is low left high slope setting and passes in the middle of two vertical baffles in right side and second notch, the wire rope lower extreme on right side is bound on the drawing of patterns supporting rod subassembly on right side, the drawing of patterns supporting rod subassembly.
The two demolding support rod assemblies are identical in structure and are arranged in a bilateral symmetry mode, the left demolding support rod assembly comprises a bearing shaft and two friction ring cylinders, the central line of the bearing shaft is horizontally arranged along the front-back direction, an annular boss is integrally formed on the outer circumference of the middle of the bearing shaft, an annular groove is formed in the middle of the outer circumference of the annular boss in the circumferential direction, the lower end of a left steel wire rope is wound in the annular groove and bound on the bearing shaft, the two friction ring cylinders are respectively sleeved on the outer circumference of the left side portion and the outer circumference of the right side portion of the bearing shaft in a bilateral symmetry rotating mode through a needle bearing, bearing end covers used for compressing inner rings of the needle bearing are fixedly installed on the left end face and the right end face of the bearing shaft, the length of the bearing shaft is larger than the distance between two vertical baffle plates on the left side, the bearing shaft is arranged below the left side.
By adopting the technical scheme, the demolding method of the demolding device of the stamping die specifically comprises the following steps:
(1) after the stamping processing of the part is finished, two demoulding support rod assemblies are respectively arranged at the left side and the right side of the bottom surface of the demoulding cross beam in a bilateral symmetry manner, the demoulding support rod assembly at the left side is arranged below the left side of the demoulding cross beam and positioned at the left side of the left side protruding stop block, and the demoulding support rod assembly at the right side is arranged below the right side of the demoulding cross beam and positioned at the right side of the right side protruding stop block;
(2) the press machine of the stamping die is started, a piston rod of the press machine of the stamping die drives an upper die base to move upwards, the upper die base starts to drive an upper die to move vertically upwards, steel wire ropes bound on two lifting rings start to respectively pull demoulding supporting rod assemblies at the corresponding left side and the right side to move upwards, because the traction force applied to the left demoulding supporting rod assembly by the left steel wire rope is upwards along the length direction of the left steel wire rope, and the traction force action point applied to the left demoulding supporting rod assembly by the left steel wire rope is positioned at the right side of the contact point (point A) of the left demoulding supporting rod assembly and a demoulding cross beam, the action force of the tension force of the left steel wire rope on the left demoulding supporting rod assembly is equivalent to applying a torque rotating rightwards relative to the contact point (point A) of the left demoulding supporting rod assembly and the demoulding cross beam, and two friction ring cylinders of the left demoulding, because the left demoulding support rod assembly is restrained by the demoulding cross beam and the left check block, the left demoulding support rod assembly can only drive the left part of the demoulding cross beam positioned on the upper side of the left demoulding support rod assembly to move upwards under the traction of the left steel wire rope, and similarly, the right demoulding support rod assembly drives the right part of the demoulding cross beam positioned on the upper side of the right demoulding support rod assembly to move upwards under the traction of the right steel wire rope, so that under the bearing action of the two demoulding support rod assemblies, the demoulding cross beam moves upwards along with the upper die base, the top end of each top die upright column can upwards penetrate through each corresponding demoulding hole to press a stamping part embedded in the lower die, the stamping part is slowly jacked upwards, and demoulding is carried out;
(3) the upper side surfaces of the two friction ring cylinders of the left demoulding support rod assembly start to contact with the lower left side parts of the two vertical baffle plates on the left side along with the upward movement of the two demoulding cross beams to a certain height driven by the two demoulding support rod assemblies, and at the moment, the traction force applied to the left demoulding support rod assembly by the left steel wire rope is still upward along the length direction of the left steel wire rope, and the traction force action point applied to the left demoulding support rod assembly by the left steel wire rope is positioned on the left side of the lower left side contact point (point B) of the left demoulding support rod assembly and the two vertical baffle plates on the left side, so that the action force of the tension of the left steel wire rope on the left demoulding support rod assembly is equivalent to applying a torque which rotates to the left relative to the left demoulding support rod assembly and the lower left side contact point (point B) of the lower side parts of the two vertical baffle plates on the left side, then the two friction ring cylinders of the left demoulding support rod assembly can rotate upwards along the left side part of the lower side of the two vertical baffle plates on the left under the traction of the left steel wire rope, because the two friction ring cylinders of the left demoulding support rod assembly still contact with the left side part of the bottom surface of the demoulding cross beam (point C), the left side part of the demoulding cross beam can still be driven to move upwards while the left demoulding support rod assembly rotates upwards on the left, and similarly, the two friction ring cylinders of the right demoulding support rod assembly can rotate upwards along the left side part of the lower side of the two vertical baffle plates on the right under the traction of the right steel wire rope, because the two friction ring cylinders of the right demoulding support rod assembly still contact with the right side part of the bottom surface of the demoulding cross beam, the right side part of the demoulding cross beam can still be driven to move upwards while the right demoulding support rod assembly rotates upwards on the right, under the bearing action of the two demoulding support rod assemblies, the demoulding beam continuously moves upwards along with the upper die base, and demoulding is continuously carried out;
(4) the two friction ring cylinders of the left demoulding support rod assembly continue to rotate upwards along the left side part of the lower side edges of the two left vertical baffle plates under the traction of the left steel wire rope, when the left demoulding support rod assembly moves to a contact point (point D) with the left side part of the lower side edges of the two left vertical baffle plates, the left side part of the bottom surface of the demoulding cross beam is separated from the left demoulding support rod assembly, and similarly, the right side part of the bottom surface of the demoulding cross beam is separated from the right demoulding support rod assembly, so that the demoulding cross beam loses the support of the two demoulding support rod assemblies and falls down to return to an initial position, and at the moment, each top mould upright column ejects a stamping part from a lower mould, and finally the whole demoulding process is completed;
(5) before the next stamping process, the two demolding support rod assemblies are only required to be placed back to the initial positions to respectively support the left side portion and the right side portion of the bottom surface of the demolding cross beam, and the demolding process can be achieved again by repeating the steps (1) - (4).
The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the advantages of down:
1. the utility model adopts a pure mechanical structure, has simple structure, convenient processing and reliable work; only need do appropriate transformation to stamping die's upper die base and die holder, alright will the utility model discloses in adding whole stamping die, and need not to carry out adjustment by a wide margin to the structure of mould itself, be applicable to multiple stamping processing's occasion.
2. The utility model discloses need not to set up special drive arrangement in addition, the drive power of drawing of patterns work is provided when driving upper die base upward movement by stamping die's press piston rod to make this stamping die's shedder structure simplify greatly, improved the reliability of drawing of patterns work, reduced the energy consumption.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the present invention;
FIG. 2 is an isometric view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of a support bar assembly for demolding in accordance with the present invention;
FIG. 4 is a schematic structural view of the initial demolding position of the present invention;
FIG. 5 is a schematic structural view of the middle position of the mold release of the present invention;
fig. 6 is a schematic structural view of the final position of the mold release of the present invention.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
As shown in fig. 1-6, a stamping die's shedder, including upper die base 1, die holder 2 and drawing of patterns crossbeam 3, upper die base 1 and die holder 2 are the box structure, upper die base 1 is located die holder 2 directly over, the bottom surface of upper die base 1 is provided with mould 4, the top surface of die holder 2 is provided with the lower mould 5 with last mould 4 adaptation crimping from top to bottom, all set up the rectangle long mouthful 6 that corresponds about along vertical on the left side board of die holder 2 and the right side board, drawing of patterns crossbeam 3 passes two rectangle long mouths 6 and runs through the setting in die holder 2 along the left right direction, the left end of drawing of patterns crossbeam 3 passes left rectangle long mouthful 6 and stretches out die holder 2 left side to left, the right-hand member of drawing of patterns crossbeam 3 passes right rectangle long mouthful 6 on right side and stretches out die holder 2 right side, the top surface of drawing of patterns crossbeam 3 is provided with a plurality of top mould stands 7 about the interval, the roof of die holder 2 and the lower mould 5 all set up a The top of each top die stand column 7 corresponds respectively to peg graft in each demoulding hole 8, and the left and right sides portion of upper die base 1 all is equipped with rings 9, all is connected with drawing of patterns supporting rod subassembly 21 through wire rope 10 on every rings 9, and two drawing of patterns supporting rod subassemblies 21 bilateral symmetry respectively support the setting in the bottom surface left and right sides portion of drawing of patterns crossbeam 3.
The left side portion and the right side portion of 3 bottom surfaces of drawing of patterns crossbeam are integrated into one piece respectively and are provided with two bilateral symmetry's protruding dog 11, the upside has been seted up at the left end middle part of drawing of patterns crossbeam 3, the equal open first notch 12 in downside and left side, upside, the equal open second notch 13 in downside and right side have been seted up at the right-hand member middle part of drawing of patterns crossbeam 3, left protruding dog 11 is located the right side of first notch 12, protruding dog 11 on right side is located the left side of second notch 13.
Two vertical baffles 14 side by side around equal fixedly connected with on the left side board and the right side board of die holder 2, two vertical baffles 14 in the left side are located left rectangle tang 6 front and back both sides respectively, two vertical baffles 14 in the right side are located the rectangle tang 6 front and back both sides on right side respectively, the lower side left part high right side slope setting of two vertical baffles 14 in the left side, the lower side right side high left side slope setting of two vertical baffles 14 in the right side, the left end of drawing of patterns crossbeam 3 is located the left side right side of two vertical baffles 14 in the left side, the right-hand member of drawing of patterns crossbeam 3 is located the right side left side of two vertical baffles 14 in the right side.
The two lifting rings 9 on the upper die base 1 are arranged in bilateral symmetry, the left lifting ring 9 is positioned right above the left protruding stop block 11, the right lifting ring 9 is positioned left above the right protruding stop block 11, the upper end of the left steel wire rope 10 is bound on the left lifting ring 9, the left steel wire rope 10 is obliquely arranged from left to right and penetrates through the middle of the left two vertical baffle plates 14 and the first notch 12, the lower end of the left steel wire rope 10 is bound on the left demoulding support rod assembly 21, the left demoulding support rod assembly 21 is arranged below the left side of the demoulding cross beam 3 and positioned on the left side of the left protruding stop block 11, the upper end of the right steel wire rope 10 is bound on the right lifting ring 9, the right steel wire rope 10 is obliquely arranged from right to left and penetrates through the middle of the right two vertical baffle plates 14 and the second notch 13, and the lower end of the right, the right stripper support bar assembly 21 is disposed below the right side of the stripper cross member 3 and to the right of the right raised stop 11.
The two demoulding support rod assemblies 21 are identical in structure and are arranged in bilateral symmetry, the demoulding support rod assembly on the left side comprises a bearing shaft 15 and two friction ring cylinders 16, the central line of the bearing shaft 15 is horizontally arranged along the front-back direction, an annular boss 17 is integrally formed on the outer circumference of the middle part of the bearing shaft 15, an annular groove 18 is formed in the middle part of the outer circumference of the annular boss 17 along the circumferential direction, the lower end of a steel wire rope 10 on the left side is wound in the annular groove 18 and is bound on the bearing shaft 15, the two friction ring cylinders 16 are respectively sleeved on the outer circumferences of the left side part and the right side part of the bearing shaft 15 in bilateral symmetry rotation through needle bearings 19, bearing end covers 20 used for pressing inner rings of the needle bearings 19 are fixedly installed on the left end face and the right end face of the bearing shaft 15, the length of the bearing shaft 15 is greater than the distance between the two vertical baffles 14, the upper side surfaces of the two friction ring cylinders 16 are in pressing contact with the left side part of the bottom surface of the demoulding beam 3.
By adopting the technical scheme, the demolding method of the demolding device of the stamping die specifically comprises the following steps:
(1) the two demolding support rod assemblies are respectively arranged on the left side and the right side of the bottom surface of the demolding cross beam 3 in a bilateral symmetry manner, the left demolding support rod assembly is arranged below the left side of the demolding cross beam 3 and located on the left side of the left protruding stop block 11, and the right demolding support rod assembly is arranged below the right side of the demolding cross beam 3 and located on the right side of the right protruding stop block 11;
(2) the press machine of the stamping die is started, a piston rod of the press machine of the stamping die drives the upper die holder 1 to move upwards, the upper die holder 1 drives the upper die 4 to move vertically upwards, the steel wire ropes 10 bound on the two lifting rings 9 respectively drive the demoulding support rod assemblies 21 on the corresponding left side and the right side to move upwards, because the traction force applied to the left demoulding support rod assembly 21 by the left steel wire rope 10 is upwards along the length direction of the left steel wire rope 10, and the traction force action point applied to the left demoulding support rod assembly 21 by the left steel wire rope 10 is positioned on the right side of the contact point (point A) of the left demoulding support rod assembly 21 and the demoulding cross beam 3, the action force of the tension force of the left steel wire rope 10 on the left demoulding support rod assembly 21 is equivalent to applying a torque which rotates rightwards relative to the contact point (point A) of, the two friction ring cylinders 16 of the left demoulding support rod assembly 21 have a tendency of rotating rightwards under the traction of the left steel wire rope 10, and because the left demoulding support rod assembly 21 is restrained by the demoulding cross beam 3 and the left stop block 11, the left demoulding support rod assembly 21 can only drive the left side part of the demoulding cross beam 3 positioned at the upper side of the left demoulding support rod assembly 21 to move upwards under the traction of the left steel wire rope 10, and similarly, the right demoulding support rod assembly 21 drives the right side part of the demoulding cross beam 3 positioned at the upper side of the right demoulding support rod assembly 21 to move upwards under the traction of the right steel wire rope 10, so that under the bearing action of the two demoulding support rod assemblies 21, the demoulding cross beam 3 moves upwards along with the upper die base 1, the top end of each top die upright post 7 can upwards penetrate through each corresponding demoulding hole 8 to press against a stamping part 22 embedded in the lower die 5, the stamping part 22 is slowly jacked upwards, and demoulding is carried out in this way;
(3) as the two knockout supporting rod assemblies 21 drive the knockout cross beam 3 to move upwards to a certain height, the upper side surfaces of the two friction ring cylinders 16 of the left knockout supporting rod assembly 21 start to contact with the lower left side parts of the two left vertical baffle plates 14, and at this time, the traction force applied to the left knockout supporting rod assembly 21 by the left steel wire rope 10 still upwards follows the length direction of the left steel wire rope 10, and the traction force action point applied to the left knockout supporting rod assembly 21 by the left steel wire rope 10 is positioned on the left side of the lower left side contact point (point B) of the left knockout supporting rod assembly 21 and the two left vertical baffle plates 14, so that the acting force of the tension force of the left steel wire rope 10 on the left knockout supporting rod assembly 21 is equivalent to applying a torque which rotates to the left relative to the lower left side contact point (point B) of the left side knockout supporting rod assembly 21 and the two, because the lower left side parts of the two left vertical baffle plates 14 are obliquely arranged in a left-high and right-low manner, the two friction ring cylinders 16 of the left demoulding support rod assembly 21 can rotate upwards and leftwards along the lower left side parts of the two left vertical baffle plates 14 under the traction of the left steel wire rope 10, because the two friction ring cylinders 16 of the left demoulding support rod assembly 21 still contact with the left side parts of the bottom surface of the demoulding cross beam 3 at the moment (point C), the left demoulding support rod assembly 21 can still drive the left side parts of the demoulding cross beam 3 to move upwards while rotating upwards and leftwards, and similarly, the two friction ring cylinders 16 of the right demoulding support rod assembly 21 can still rotate upwards and rightwards along the lower right side parts of the two right vertical baffle plates 14 under the traction of the right steel wire rope 10, because the two friction ring cylinders 16 of the right demoulding support rod assembly 21 still contact with the right side parts of the bottom surface of the demoulding cross beam 3 at the moment, therefore, the right demoulding support rod assembly 21 rotates upwards to the right and simultaneously drives the right side part of the demoulding cross beam 3 to move upwards, and under the bearing effect of the two demoulding support rod assemblies 21, the demoulding cross beam 3 continues to move upwards together with the upper die holder 1 to continue demoulding;
(4) the two friction ring cylinders 16 of the left demoulding support rod assembly 21 continuously rotate upwards along the left side part of the lower side edges of the two left vertical baffle plates 14 under the traction of the left steel wire rope 10, when the left demoulding support rod assembly 21 moves to a contact point (point D) with the left side part of the lower side edges of the two left vertical baffle plates 14, the left side part of the bottom surface of the demoulding beam 3 is separated from the left demoulding support rod assembly 21, and similarly, the right side part of the bottom surface of the demoulding beam 3 is separated from the right demoulding support rod assembly 21, so that the demoulding beam 3 loses the support of the two demoulding support rod assemblies 21 and falls down to an initial position, and at the moment, each top mould upright post 7 ejects a stamping part 22 out of the lower mould 5, and finally the whole demoulding process is completed;
(5) before the next stamping process, the two demolding support rod assemblies 21 are only required to be placed back to the initial positions, so that the two demolding support rod assemblies 21 respectively support the left side portion and the right side portion of the bottom surface of the demolding cross beam 3, and the demolding process can be realized again by repeating the steps (1) - (4).
The above embodiments are only used for illustrating but not limiting the technical solution of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (5)
1. The utility model provides a stamping die's shedder which characterized in that: the die comprises an upper die base, a lower die base and a demoulding crossbeam, wherein the upper die base and the lower die base are of box structures, the upper die base is positioned right above the lower die base, the bottom surface of the upper die base is provided with an upper die, the top surface of the lower die base is provided with a lower die which is matched with the upper die in a pressing mode up and down, the left side plate and the right side plate of the lower die base are vertically provided with rectangular long openings corresponding to each other left and right, the demoulding crossbeam penetrates through the two rectangular long openings left and right and is arranged in the lower die base in a penetrating mode, the left end of the demoulding crossbeam penetrates through the rectangular long opening left and extends out of the left side of the lower die base, the right end of the demoulding crossbeam penetrates through the rectangular long opening right and extends out of the right side of the lower die base right, the top surface of the demoulding crossbeam is provided with a plurality of top die stand columns at intervals left, the left side and the right side of the upper die base are both provided with hanging rings, each hanging ring is connected with a demoulding support rod assembly through a steel wire rope, and the two demoulding support rod assemblies are respectively supported on the left side and the right side of the bottom surface of the demoulding cross beam in a bilateral symmetry manner.
2. The ejector device for a press die according to claim 1, wherein: the left side portion and the right side portion of drawing of patterns crossbeam bottom surface do not integrated into one piece and are provided with the protruding dog of two bilateral symmetry, and upside, downside and the equal open first notch in left side have been seted up at the left end middle part of drawing of patterns crossbeam, and upside, the equal open second notch in downside and right side have been seted up at the right-hand member middle part of drawing of patterns crossbeam, and left protruding dog is located the right side of first notch, and the protruding dog on right side is located the left side of second notch.
3. The ejector apparatus for a press die according to claim 2, wherein: two vertical baffles side by side around equal fixedly connected with on the left side board and the right side board of die holder, two vertical baffles in the left side are located the front and back both sides of left rectangle longshout respectively, two vertical baffles in the right side are located the front and back both sides of the rectangle longut on right side respectively, the lower side left part high-right side slope setting of two vertical baffles in the left side, the lower side right part high-right side low-left slope setting of two vertical baffles in the right side, the left end of drawing of patterns crossbeam is located the left side right side of two vertical baffles in the left side, the right-hand member of drawing of patterns crossbeam is located the right side left side of two vertical.
4. The ejector apparatus for a press die according to claim 3, wherein: two rings bilateral symmetry set up on the upper die base, left rings are located the protruding dog in left side right side directly over, the rings on right side are located the protruding dog in right side left side directly over, left wire rope upper end is bound on left rings, the left wire rope left side is low right high slope setting and is passed the centre and the first notch of two vertical baffles in left side, left wire rope lower extreme is bound on left drawing of patterns supporting rod subassembly, left drawing of patterns supporting rod subassembly sets up in the left part below of drawing of patterns crossbeam and is located the left side of the protruding dog in left side, the wire rope upper end on right side is bound on the rings on right side, the wire rope right side is low left high slope setting and passes in the middle of two vertical baffles in right side and second notch, the wire rope lower extreme on right side is bound on the drawing of patterns supporting rod subassembly on right side, the drawing of patterns supporting rod subassembly.
5. The ejector apparatus for a press die according to claim 4, wherein: the two demolding support rod assemblies are identical in structure and are arranged in a bilateral symmetry mode, the left demolding support rod assembly comprises a bearing shaft and two friction ring cylinders, the central line of the bearing shaft is horizontally arranged along the front-back direction, an annular boss is integrally formed on the outer circumference of the middle of the bearing shaft, an annular groove is formed in the middle of the outer circumference of the annular boss in the circumferential direction, the lower end of a left steel wire rope is wound in the annular groove and bound on the bearing shaft, the two friction ring cylinders are respectively sleeved on the outer circumference of the left side portion and the outer circumference of the right side portion of the bearing shaft in a bilateral symmetry rotating mode through a needle bearing, bearing end covers used for compressing inner rings of the needle bearing are fixedly installed on the left end face and the right end face of the bearing shaft, the length of the bearing shaft is larger than the distance between two vertical baffle plates on the left side, the bearing shaft is arranged below the left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022622643.3U CN213591563U (en) | 2020-11-13 | 2020-11-13 | Demoulding device of stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022622643.3U CN213591563U (en) | 2020-11-13 | 2020-11-13 | Demoulding device of stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213591563U true CN213591563U (en) | 2021-07-02 |
Family
ID=76595643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022622643.3U Expired - Fee Related CN213591563U (en) | 2020-11-13 | 2020-11-13 | Demoulding device of stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213591563U (en) |
-
2020
- 2020-11-13 CN CN202022622643.3U patent/CN213591563U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201419196Y (en) | Gasket flattening machine | |
| CN213856857U (en) | Forging and pressing tool with clamping mechanism for part machining | |
| CN110560566B (en) | Stamping die for production of cab components of crane and stamping method thereof | |
| CN213591563U (en) | Demoulding device of stamping die | |
| CN112246983A (en) | Demoulding device and demoulding method of stamping die | |
| CN219052574U (en) | Punching machine capable of automatically ejecting stamping parts | |
| CN110883187A (en) | Automobile plate uncoiling and blanking die | |
| CN214563767U (en) | Pattern stamping device for processing anti-skid herringbone slipper sole | |
| CN212857322U (en) | Reverse double-acting stretching equipment | |
| CN212857321U (en) | Secondary stretching equipment for composite step surface of workpiece | |
| CN210172235U (en) | Centrifugal wind wheel insert forming equipment | |
| CN2685059Y (en) | Hydraulic press | |
| CN102259158A (en) | Novel machine tool for manufacturing steel flanges | |
| CN210045815U (en) | V type diesel engine frame mould apparatus for producing | |
| CN219703258U (en) | Machine parts processing punching machine | |
| CN212707660U (en) | Rubber product production forming die convenient to it is ejecting to take | |
| CN216369726U (en) | Automobile part cold stamping device with material taking mechanism | |
| CN218475845U (en) | Frictional resistance extrusion and stretching forming die | |
| CN220837652U (en) | Automatic demoulding device of press | |
| CN220837496U (en) | Forming device for processing friction-increasing sheet of wind generating set | |
| CN222004504U (en) | Hydraulic press | |
| CN219541466U (en) | Spoke forming oil press | |
| CN213693408U (en) | Double-station automatic cramp cutting device for stator core of super-efficient motor | |
| CN221231374U (en) | Stamping device | |
| CN220920805U (en) | Ejection tooling die for vertical press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210702 |