CN107262604A - A kind of oncus mould - Google Patents
A kind of oncus mould Download PDFInfo
- Publication number
- CN107262604A CN107262604A CN201710612525.4A CN201710612525A CN107262604A CN 107262604 A CN107262604 A CN 107262604A CN 201710612525 A CN201710612525 A CN 201710612525A CN 107262604 A CN107262604 A CN 107262604A
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- hole
- oncus
- size
- guide pillar
- support bar
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 62
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 31
- 238000002955 isolation Methods 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding 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
- 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
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
A kind of oncus mould of the present invention, including upper die and lower die, and the middle slide plate between upper and lower mould, upper mould, which is pressurized, drives pipe fitting to move downward, the flaring die that pipe fitting is first touched on middle slide plate first carries out bell mouth expanding, it is further continued for motion, when pressure exceedes the initial pressure of nitrogen spring, pressure is applied on middle slide plate by upper mould by support bar, whole middle slide plate is driven and is pressed downward, now gradient slide downward of the oncus mold section along oncus die mandrel upper end, oncus mold section, which is expanded outwardly, to be realized and is molded the oncus of pipe fitting middle part；The lower guide pillar of the guide pillar of upper mould and lower mould ensures the traffic direction of mould in whole forming process, it is to avoid cheap to cause pipe fitting processing to damage or unqualified；The reasonable in design of the present invention, bell mouth expanding and oncus two procedures and mould is united two into one, simple to operate, work flow is simplified, and process equipment is further simplified, significant contribution is made in the energy-efficient processing to pipe fitting.
Description
Technical field
The present invention relates to pipe fitting manufacture field, and in particular to a kind of oncus mould.
Background technology
Being related to punching press processing after formation of tubes more, but punch forming of different shapes needs to be related to different moulds,
In the pipeline production process of automobile exhaust system, blast pipe needs bell mouth expanding and oncus operation, existing conventional processing work
Sequence is that, by bell mouth expanding and oncus separate machined, its process is more complicated, not only needs two sets of different moulds, and time-consuming
Length is, it is necessary to put into more manpower and materials, inefficiency.
The content of the invention
It is an object of the invention to provide a kind of oncus mould, change traditional bell mouth expanding and make with oncus point mould division of labor section
It is the problem of inefficiency that industry is caused, wasting of resources, bell mouth expanding is two-in-one with oncus, the manpower and materials that reduction is produced
Waste, improve production efficiency.
What the present invention was achieved through the following technical solutions：
A kind of oncus mould, is used cooperatively with stamping machine, it is characterised in that including upper die and lower die；
The upper mould include upper mold mounting plate, guide pillar, guide pillar mounting seat, support bar, support bar mounting seat, pipe positioning tool,
Positioning tool adjusts seat, and the upper mold mounting plate is provided with the first mounting hole, and first mounting hole is two, first peace
Dress hole is symmetrically distributed in the centre position of the upper mold mounting plate, and the positioning tool adjustment seat is two, the positioning tool
It is hollow-core construction of the section in convex shape to adjust seat, the size and the size of first mounting hole of the positioning tool adjustment seat
For matching relationship, the positioning tool adjustment cover for seat, which is closed, to be fixed in first mounting hole, and the pipe positioning tool is post
Body structure, one end of the pipe positioning tool is provided with circular protrusion, and the circular protrusion and the pipe positioning tool are same
The heart is set, and the other end of the pipe positioning tool is located at the pipe positioning tool provided with card and projection, the card and projection
Side, it is matching relationship that the size of the pipe positioning tool, structure, which adjust the size of seat, structure with the positioning tool,
The positioning tool adjustment position is linked in one end of the nearly circular protrusion of the pipe positioning tool, the pipe positioning tool
The lower surface that position is fixed on the upper mold mounting plate is adjusted by the positioning tool；The support bar mounting seat is five, institute
The hollow-core construction that support bar mounting seat is in convex shape for section is stated, the support bar mounting seat is equably fixedly mounted on described
The center and surrounding position of mold mounting plate lower surface, the support bar mounting seat distribute alternately with positioning tool adjustment seat,
The support bar is column structure, and size, size, the structure of structure and the support bar mounting seat of the support bar are cooperation
Relation, the support bar mounting seat is linked in one end of the support bar, and the support bar is solid by the support bar mounting seat
It is scheduled on the lower end of the upper mold mounting plate；The guide pillar mounting seat is two, and the guide pillar mounting seat is section in convex shape
Hollow-core construction, the guide pillar mounting seat is symmetrically fixedly mounted on the both sides centre position of the upper mold mounting plate lower surface, institute
The outside that guide pillar mounting seat is located at the support bar mounting seat is stated, the guide pillar is column structure, size, the structure of the guide pillar
Size, structure with the guide pillar mounting seat are matching relationship, and the guide pillar mounting seat is linked in one end of the guide pillar, described
Guide pillar is fixed on the lower end of the upper mold mounting plate by the guide pillar mounting seat；
The lower mould include lower mold mounting plate, nitrogen spring, oncus die mandrel, plug positioning seat, plug support base, lower guide pillar,
Middle slide plate, plug guide pin bushing, guide pin bushing mounting seat, linear bearing, linear bearing mounting seat, support block, flaring die, dividing plate, dividing plate are fixed
Position block, dividing plate locating piece support bar, oncus mold section, mold section return rubber ring；The lower mold mounting plate, the middle slide plate with it is described
The size of upper mold mounting plate is matching relationship, and the plug support base is two, and the plug support base is column structure, described
The upper end of plug support base is provided with notch, and the notch is cylindrical structure, and the plug support base is symmetrically fixedly mounted on
The upper surface centre position of the lower mold mounting plate；The plug positioning seat is hollow column structure, the plug positioning seat
Lower end be fixed on the upper surface of the lower mold mounting plate, the center of the plug positioning seat is logical provided with first through hole and second
Hole, the first through hole is with second through hole to be arranged concentrically, and the internal diameter of the first through hole is more than second through hole
Internal diameter, the size of the size of the first through hole and the plug support base is matching relationship, the size of second through hole with
The size of the notch is matching relationship, the plug support base card and in the first through hole；The oncus die mandrel is
Column structure, one end of the oncus die mandrel is provided with cone angle, the size of the oncus die mandrel and the chi of the first through hole
Very little is matching relationship, and simultaneously inlay card is described grand in the notch through the first through hole for the other end of the oncus die mandrel
Ridge die mandrel is fixedly connected with the plug support base by fastening bolt, and position and the pipe fitting of the oncus die mandrel are determined
The position of position frock is corresponding relation up and down；The nitrogen spring is four, and the nitrogen spring is fixedly mounted on the lower mould
The surrounding of installing plate, the nitrogen spring includes piston rod, and the piston rod is located at the top of the nitrogen spring；Led under described
Post is four, and the lower guide pillar is cylindrical structure, and the lower guide pillar is uniformly fixedly mounted on the lower mold mounting plate upper surface
Surrounding, the lower guide pillar be located at the nitrogen spring periphery；The middle slide plate is provided with third through-hole, fourth hole, the
Five through holes and the second mounting hole, the position of the third through-hole, the position of size and the guide pillar, size are corresponding relation, institute
The upper surface that linear bearing mounting seat is fixedly mounted on the middle slide plate is stated, the linear bearing is fixedly mounted on the linear axis
Hold in mounting seat, the linear bearing is to be arranged concentrically with the third through-hole, the size of the linear bearing and the described 3rd
The size of through hole is corresponding relation, and the guide pillar is in that relative slip is set downward through the linear bearing and the third through-hole
Put；The position of the fourth hole, the position of size and the piston rod, size are corresponding, and the piston rod extends upward through institute
It is in that relative slide is set to state fourth hole；The position of the fifth hole, the position of size and lower guide pillar, size are corresponding pass
System, it is in that relative slide is set that the lower guide pillar, which extends upward through the fifth hole,；The position of second mounting hole with it is described grand
The position of ridge die mandrel is in corresponding relation, and the guide pin bushing mounting seat is fixedly mounted on the outside of second mounting hole, the core
Rod guide pin bushing is fixedly mounted in the guide pin bushing mounting seat, and the guide pin bushing is hollow column structure, the centre of the plug guide pin bushing
Position is provided with flaring die, and the flaring die is frustum structure, the flaring die card and the upper end in the guide pin bushing mounting seat；It is described
Isolation locating piece support bar is fixedly mounted on the upper surface of the middle slide plate, and the isolation locating piece support bar uniformly divides described
Around flaring die, the isolation locating piece is fixedly mounted on the upper end of the isolation locating piece installing plate, the isolation positioning
Block is circular ring, and the isolation locating piece is linked in the flaring die upper end, the upper end of the isolation locating piece be provided with every
Board groove, the dividing plate neck is circular ring, and the size of the dividing plate neck is corresponding relation with the size of the dividing plate,
The dividing plate inlay card is fixed in the dividing plate neck, the oncus mold section card and installed in the dividing plate and the flaring die it
Between, the mold section return rubber ring fit is arranged on the outside of the oncus mold section, and the mold section return rubber ring is located at described
Between dividing plate locating piece and the oncus mold section, the oncus die mandrel sequentially passes through second mounting hole, the core upwards
Rod guide pin bushing, the oncus mold section and the dividing plate；The support block is fixedly mounted on the center of the middle slide plate, the branch
The position of bracer and the piston rod corresponds to the position of the support bar respectively；
A kind of above-mentioned oncus mould, wherein, the quantity of the isolation locating piece support bar is 6；
A kind of above-mentioned oncus mould, wherein, the nitrogen spring is MQJ compact type nitrogen springs；
A kind of above-mentioned oncus mould, wherein, height of the piston rod in the middle slide plate upper end is H1, the height of the support block
Spend for H2, H1=H2；
A kind of above-mentioned oncus mould, wherein, the length of the guide pillar is more than the length of the support bar.
The present invention has effect following prominent：
A kind of oncus mould of the present invention, including upper die and lower die, and the middle slide plate between upper and lower mould, upper mould are pressurized
Pipe fitting is driven to move downward, the flaring die that pipe fitting is first touched on middle slide plate first carries out bell mouth expanding, is further continued for motion, works as pressure
Power exceedes the initial pressure of nitrogen spring, and pressure is applied on middle slide plate, whole middle slide plate is driven by upper mould by support bar
It is pressed downward, now gradient slide downward of the oncus mold section along oncus die mandrel upper end, oncus mold section expands outwardly realization will pipe
The oncus shaping of part middle part；In whole process, the lower guide pillar of the guide pillar of upper mould and lower mould ensures in whole forming process
The traffic direction of mould, it is to avoid cheap to cause pipe fitting processing to damage or unqualified；The reasonable in design of the present invention, will expand loudspeaker
Mouth and oncus two procedures and mould unite two into one, simple to operate, use manpower and material resources sparingly, not only work flow is simplified, more
It is that process equipment is simplified, the highly-efficient processing to pipe fitting makes significant contribution.
Brief description of the drawings
Fig. 1 structural perspectives of the present invention.
The left view of mould in Fig. 2 present invention.
The A-A of mould is to sectional view in Fig. 3 present invention.
The left view of the lower mould of Fig. 4 present invention.
The B-B direction sectional view of the lower mould of Fig. 5 present invention.
The structure chart of Fig. 6 middle slide plates of the present invention.
The sectional view of Fig. 7 plug support bases of the present invention.
The sectional view of Fig. 8 plug positioning seats of the present invention.
Fig. 9 working state schematic representations of the present invention.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing, so as to the structure to the present invention
The technical problem think, solved, the technique effect for constituting the technical characteristic of technical scheme and bringing, which have, further to be understood, and is needed
It is noted that the explanation to these embodiments is schematical, the specific restriction to the present invention is not constituted.
A kind of oncus mould as seen from the figure, is used cooperatively with stamping machine, it is characterised in that including upper mould 100 and lower mould
200；
The upper mould 100 includes upper mold mounting plate 101, guide pillar 102, guide pillar mounting seat 103, support bar 104, support bar mounting seat
105th, pipe positioning tool 106, positioning tool adjustment seat 107, the upper mold mounting plate 101 are provided with the first mounting hole 108, institute
The first mounting hole 108 is stated for two, first mounting hole 108 is symmetrically distributed in the centre position of the upper mold mounting plate 101,
The positioning tool adjustment seat 107 is two, and the positioning tool adjustment seat 107 is hollow-core construction of the section in convex shape, institute
It is matching relationship to state the size of positioning tool adjustment seat 107 and the size of first mounting hole 108, the positioning tool adjustment
107 fits of seat are fixed in first mounting hole 108, and the pipe positioning tool 106 is column structure, the pipe fitting positioning
One end of frock 106 is provided with circular protrusion 109, and the circular protrusion 109 is to be arranged concentrically with the pipe positioning tool 106,
The other end of the pipe positioning tool 106 is located at the pipe fitting and positions work provided with card and projection 110, the card and projection 110
Fill 106 side, the size of the pipe positioning tool 106, structure adjust size, the structure of seat 107 with the positioning tool
For matching relationship, the positioning tool adjustment seat 107 is linked in one end of the nearly circular protrusion of the pipe positioning tool 106, institute
State pipe positioning tool 106 and the lower surface that seat 107 is fixed on the upper mold mounting plate 101 is adjusted by the positioning tool；Institute
It is five to state support bar mounting seat 105, and the support bar mounting seat 105 is hollow-core construction of the section in convex shape, the support
Bar mounting seat 105 is equably fixedly mounted on the center and surrounding position of the lower surface of upper mold mounting plate 101, the support bar
Mounting seat 105 distributes alternately with positioning tool adjustment seat 107, and the support bar 104 is column structure, the support bar
Size, the structure of 104 size, structure and the support bar mounting seat 105 are matching relationship, the support bar mounting seat 105
One end of the support bar 104 is linked in, the support bar 104 is fixed on the upper mould by the support bar mounting seat 105
The lower end of installing plate 101；The guide pillar mounting seat 103 is two, and the guide pillar mounting seat 103 is section in the hollow of convex shape
Structure, the guide pillar mounting seat 103 is symmetrically fixedly mounted on the both sides centre position of the lower surface of upper mold mounting plate 101,
The guide pillar mounting seat 103 is located at the outside of the support bar mounting seat 105, and the guide pillar 102 is column structure, the guide pillar
Size, the structure of 102 size, structure and the guide pillar mounting seat 103 are matching relationship, the fit of guide pillar mounting seat 103
In one end of the guide pillar 102, the guide pillar 102 is fixed on the upper mold mounting plate 101 by the guide pillar mounting seat 103
Lower end；
The lower mould 200 includes lower mold mounting plate 201, nitrogen spring 202, oncus die mandrel 203, plug positioning seat 204, plug
Support base 205, lower guide pillar 206, middle slide plate 300, plug guide pin bushing 301, guide pin bushing mounting seat 302, linear bearing 303, linear bearing
Mounting seat 304, support block 305, flaring die 306, dividing plate 307, dividing plate locating piece 308, dividing plate locating piece support bar 309, oncus
Mold section 310, mold section return rubber ring 311；The lower mold mounting plate 201, the middle slide plate 300 and the upper mold mounting plate 101
Size be matching relationship, the plug support base 205 be two, the plug support base 205 be column structure, the plug
The upper end of support base 205 is provided with notch 207, and the notch 207 is column structure, and the plug support base 205 is symmetrically fixed
Installed in the upper surface centre position of the lower mold mounting plate 201；The plug positioning seat 204 is hollow column structure, institute
The lower end for stating plug positioning seat 204 is fixed on the upper surface of the lower mold mounting plate 201, the center of the plug positioning seat 204
Provided with the through hole 209 of first through hole 208 and second, the first through hole 208 is to be arranged concentrically with second through hole 209, described
The internal diameter of first through hole 208 is more than the internal diameter of second through hole 209, the size of the first through hole 208 and the plug branch
The size of seat 205 is supportted for matching relationship, the size of the size of second through hole 209 and the notch 207 is matching relationship, institute
Plug support base 205 is stated to block and in the first through hole 208；The oncus die mandrel 203 is column structure, the oncus mould
One end of plug 203 is provided with cone angle 210, and the size of the size of the oncus die mandrel 203 and the first through hole 208 is coordinates
Relation, simultaneously inlay card is described grand in the notch 207 through the first through hole 208 for the other end of the oncus die mandrel 203
Ridge die mandrel 203 is fixedly connected with the plug support base 205 by fastening bolt 401, the position of the oncus die mandrel 203
Position with the pipe positioning tool 106 is corresponding relation up and down；The nitrogen spring 202 is four, the nitrogen spring
202 are fixedly mounted on the surrounding of the lower mold mounting plate 201, and the nitrogen spring 202 includes piston rod 211, the piston rod
211 are located at the top of the nitrogen spring 202；The lower guide pillar 206 is four, and the lower guide pillar 206 is column structure, described
Lower guide pillar 206 is uniformly fixedly mounted on the surrounding of the upper surface of lower mold mounting plate 201, and the lower guide pillar 206 is located at the nitrogen
The periphery of gas spring 202；The middle slide plate 300 is provided with third through-hole 312, fourth hole 313, fifth hole 314 and second
Mounting hole 315, the position of the third through-hole 312, the position of size and the guide pillar 102, size are corresponding relation, described straight
Line bearing mounting base 304 is fixedly mounted on the upper surface of the middle slide plate 300, and the linear bearing 303 is fixedly mounted on described
In linear bearing mounting seat 304, the linear bearing 303 is to be arranged concentrically with the third through-hole 312, the linear bearing
The size of 303 size and the third through-hole 312 is corresponding relation, and the guide pillar 102 is downward through the linear bearing 303
It is in that relative slide is set with the third through-hole 312；Position, size and the position of the piston rod 211 of the fourth hole 313
Put, size it is corresponding, it is in that relative slide is set that the piston rod 211, which extends upward through the fourth hole 313,；The fifth hole
314 position, the position of size and the lower guide pillar 206, size are corresponding relation, and the lower guide pillar 206 extends upward through described
Fifth hole 314 is in that relative slide is set；The position of second mounting hole 315 and the position of the oncus die mandrel 203 are in
Corresponding relation, the guide pin bushing mounting seat 303 is fixedly mounted on the outside of second mounting hole 315, and the plug guide pin bushing 301 is consolidated
Dingan County is in the guide pin bushing mounting seat 302, and the plug guide pin bushing 301 is hollow column structure, the plug guide pin bushing 301
Centre position is provided with flaring die 316, and the flaring die 316 is frustum structure, and the flaring die 316 blocks and installed in the guide pin bushing
The upper end of seat 302；The isolation locating piece support bar 309 is fixedly mounted on the upper surface of the middle slide plate 300, and the isolation is determined
Position block support bar 309 uniformly divides around the flaring die 316, and the isolation locating piece 308 is fixedly mounted on the isolation
The upper end of locating piece installing plate 309, the isolation locating piece 308 is circular ring, and the isolation locating piece 308 is linked in institute
The upper end of flaring die 316 is stated, the upper end of the isolation locating piece 308 is provided with dividing plate neck 317, and the dividing plate neck 317 is annulus
Shape structure, the size of the dividing plate neck 317 and the size of the dividing plate 307 are corresponding relation, and the inlay card of dividing plate 307 is fixed
In the dividing plate neck 317, the oncus mold section 310 is blocked and between the dividing plate 307 and the flaring die 316,
The fit of mold section return rubber ring 311 is arranged on the outside of the oncus mold section 310, the mold section return rubber ring 311
Between the dividing plate locating piece 308 and the oncus mold section 310, the oncus die mandrel 203 sequentially passes through described upwards
Two mounting holes 315, the plug guide pin bushing 302, the oncus mold section 310 and the dividing plate 307；The support block 305 fixes peace
Mounted in the center of the middle slide plate 300, the position of the support block 305 and the piston rod 211 corresponds to the branch respectively
The position of strut 104；
A kind of above-mentioned oncus mould, wherein, the quantity of the isolation locating piece support bar 309 is 6；
A kind of above-mentioned oncus mould, wherein, the nitrogen spring 202 is MQJ compact type nitrogen springs；
A kind of above-mentioned oncus mould, wherein, height of the piston rod 211 in the upper end of middle slide plate 300 is H1, the support
The height of block 305 is H2, H1=H2；
A kind of above-mentioned oncus mould, wherein, the length of the guide pillar 102 is more than the length of the support bar 104.
Three processes are distinguished in normal oncus operation：Press-in, bell mouth expanding and oncus；Press-fitting step refers to pipe fitting 400
Dividing plate 307 is pressed into, its process is：Stamping machine drives upper mould 100 to move downward, and wherein pipe fitting 400 is enclosed on positioning tool 106,
Guide pillar 102 runs through linear bearing 303, and support column 104 is respectively aligned to piston rod 211 and support block 305, in the mistake moved downward
Cheng Zhong, the pressure of application is consistently less than the initial of nitrogen spring 202 and bears pressure, and now middle slide plate 300 is in nitrogen spring 202
Carrying is lower to maintain stable state, and pipe fitting 400 is with the upper Continued downward motion of mould 100 and presses and to now pipe fitting in dividing plate 307
400 partially overlap with plug guide pin bushing 301, and the port of pipe fitting 400 is located at the upper end of flaring die 316, complete press-fitting step, now lead
Post 102 continues to move downward through linear bearing 303, support bar 104 and piston rod 211 and support block 305 still not in contact with；Expand loudspeaker
Mouth process refers to that mould 100 drives pipe fitting 400 to be further pressed downward merging and is fully moved to flaring die 316, pressure now
Still it is not more than the initial of nitrogen spring 202 and bears pressure, but the mouth of pipe of pipe fitting 400 is gradually flared the outside punching press of mould 316,
Bell mouth expanding operation is realized, now guide pillar 102 continues through middle slide plate 300 downwards, support bar 104 and piston rod 211 and support
Block 305 has been completely attached to and there is no stroke surplus；Oncus process refers to that the pressure on mould 100 continues to increase, more than nitrogen
The initial of gas spring 202 bears pressure, and now nitrogen spring 202 is unable to maintain that the stable state of middle slide plate 300, support bar 104
One side piston rod 211 is pressed downward, on the other hand active force is also delivered to support block 305, cause whole middle slide plate 300 by
Pressure effect move downward, this at present guide pillar 206 will pass through middle slide plate 300 upwards motion, it is ensured that when middle slide plate 300 is moved downward
Track is not offset, and plug guide pin bushing 301, dividing plate 307 are moved downward with middle slide plate 300, drives oncus mold section 310 along oncus
The cone angle 210 of the end of die mandrel 203 progressively expands outwardly the pipe fitting 400 for causing herein and receives that oncus mold section 310 is outside to rush
Pressure completes oncus process, now needs to ensure the shaping of oncus die mandrel 203 and positioning tool 106 in whole pipe fitting 400
Will not meet generation stroke interference in journey.
Unless otherwise specified, above-mentioned fixation and installation method are realized by fasteners such as traditional welding or bolts.
The reasonable in design of the present invention, bell mouth expanding and oncus two procedures and mould are united two into one, operation letter
It is single, use manpower and material resources sparingly, not only work flow is simplified, be even more that process equipment is simplified, the highly-efficient processing to pipe fitting is done
Go out significant contribution.
The preferred embodiment of the present invention is the foregoing is only, is not intended to limit the invention, for this area
For technical staff, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made is any
Modification, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (5)
1. a kind of oncus mould, is used cooperatively with stamping machine, it is characterised in that including upper die and lower die；
The upper mould include upper mold mounting plate, guide pillar, guide pillar mounting seat, support bar, support bar mounting seat, pipe positioning tool,
Positioning tool adjusts seat, and the upper mold mounting plate is provided with the first mounting hole, and first mounting hole is two, first peace
Dress hole is symmetrically distributed in the centre position of the upper mold mounting plate, and the positioning tool adjustment seat is two, the positioning tool
It is hollow-core construction of the section in convex shape to adjust seat, the size and the size of first mounting hole of the positioning tool adjustment seat
For matching relationship, the positioning tool adjustment cover for seat, which is closed, to be fixed in first mounting hole, and the pipe positioning tool is post
Body structure, one end of the pipe positioning tool is provided with circular protrusion, and the circular protrusion and the pipe positioning tool are same
The heart is set, and the other end of the pipe positioning tool is located at the pipe positioning tool provided with card and projection, the card and projection
Side, it is matching relationship that the size of the pipe positioning tool, structure, which adjust the size of seat, structure with the positioning tool,
The positioning tool adjustment position is linked in one end of the nearly circular protrusion of the pipe positioning tool, the pipe positioning tool
The lower surface that position is fixed on the upper mold mounting plate is adjusted by the positioning tool；The support bar mounting seat is five, institute
The hollow-core construction that support bar mounting seat is in convex shape for section is stated, the support bar mounting seat is equably fixedly mounted on described
The center and surrounding position of mold mounting plate lower surface, the support bar mounting seat distribute alternately with positioning tool adjustment seat,
The support bar is column structure, and size, size, the structure of structure and the support bar mounting seat of the support bar are cooperation
Relation, the support bar mounting seat is linked in one end of the support bar, and the support bar is solid by the support bar mounting seat
It is scheduled on the lower end of the upper mold mounting plate；The guide pillar mounting seat is two, and the guide pillar mounting seat is section in convex shape
Hollow-core construction, the guide pillar mounting seat is symmetrically fixedly mounted on the both sides centre position of the upper mold mounting plate lower surface, institute
The outside that guide pillar mounting seat is located at the support bar mounting seat is stated, the guide pillar is column structure, size, the structure of the guide pillar
Size, structure with the guide pillar mounting seat are matching relationship, and the guide pillar mounting seat is linked in one end of the guide pillar, described
Guide pillar is fixed on the lower end of the upper mold mounting plate by the guide pillar mounting seat；
The lower mould include lower mold mounting plate, nitrogen spring, oncus die mandrel, plug positioning seat, plug support base, lower guide pillar,
Middle slide plate, plug guide pin bushing, guide pin bushing mounting seat, linear bearing, linear bearing mounting seat, support block, flaring die, dividing plate, dividing plate are fixed
Position block, dividing plate locating piece support bar, oncus mold section, mold section return rubber ring；The lower mold mounting plate, the middle slide plate with it is described
The size of upper mold mounting plate is matching relationship, and the plug support base is two, and the plug support base is column structure, described
The upper end of plug support base is provided with notch, and the notch is cylindrical structure, and the plug support base is symmetrically fixedly mounted on
The upper surface centre position of the lower mold mounting plate；The plug positioning seat is hollow column structure, the plug positioning seat
Lower end be fixed on the upper surface of the lower mold mounting plate, the center of the plug positioning seat is logical provided with first through hole and second
Hole, the first through hole is with second through hole to be arranged concentrically, and the internal diameter of the first through hole is more than second through hole
Internal diameter, the size of the size of the first through hole and the plug support base is matching relationship, the size of second through hole with
The size of the notch is matching relationship, the plug support base card and in the first through hole；The oncus die mandrel is
Column structure, one end of the oncus die mandrel is provided with cone angle, the size of the oncus die mandrel and the chi of the first through hole
Very little is matching relationship, and simultaneously inlay card is described grand in the notch through the first through hole for the other end of the oncus die mandrel
Ridge die mandrel is fixedly connected with the plug support base by fastening bolt, and position and the pipe fitting of the oncus die mandrel are determined
The position of position frock is corresponding relation up and down；The nitrogen spring is four, and the nitrogen spring is fixedly mounted on the lower mould
The surrounding of installing plate, the nitrogen spring includes piston rod, and the piston rod is located at the top of the nitrogen spring；Led under described
Post is four, and the lower guide pillar is cylindrical structure, and the lower guide pillar is uniformly fixedly mounted on the lower mold mounting plate upper surface
Surrounding, the lower guide pillar be located at the nitrogen spring periphery；The middle slide plate is provided with third through-hole, fourth hole, the
Five through holes and the second mounting hole, the position of the third through-hole, the position of size and the guide pillar, size are corresponding relation, institute
The upper surface that linear bearing mounting seat is fixedly mounted on the middle slide plate is stated, the linear bearing is fixedly mounted on the linear axis
Hold in mounting seat, the linear bearing is to be arranged concentrically with the third through-hole, the size of the linear bearing and the described 3rd
The size of through hole is corresponding relation, and the guide pillar is in that relative slip is set downward through the linear bearing and the third through-hole
Put；The position of the fourth hole, the position of size and the piston rod, size are corresponding, and the piston rod extends upward through institute
It is in that relative slide is set to state fourth hole；The position of the fifth hole, the position of size and lower guide pillar, size are corresponding pass
System, it is in that relative slide is set that the lower guide pillar, which extends upward through the fifth hole,；The position of second mounting hole with it is described grand
The position of ridge die mandrel is in corresponding relation, and the guide pin bushing mounting seat is fixedly mounted on the outside of second mounting hole, the core
Rod guide pin bushing is fixedly mounted in the guide pin bushing mounting seat, and the guide pin bushing is hollow column structure, the centre of the plug guide pin bushing
Position is provided with flaring die, and the flaring die is frustum structure, the flaring die card and the upper end in the guide pin bushing mounting seat；It is described
Isolation locating piece support bar is fixedly mounted on the upper surface of the middle slide plate, and the isolation locating piece support bar uniformly divides described
Around flaring die, the isolation locating piece is fixedly mounted on the upper end of the isolation locating piece installing plate, the isolation positioning
Block is circular ring, and the isolation locating piece is linked in the flaring die upper end, the upper end of the isolation locating piece be provided with every
Board groove, the dividing plate neck is circular ring, and the size of the dividing plate neck is corresponding relation with the size of the dividing plate,
The dividing plate inlay card is fixed in the dividing plate neck, the oncus mold section card and installed in the dividing plate and the flaring die it
Between, the mold section return rubber ring fit is arranged on the outside of the oncus mold section, and the mold section return rubber ring is located at described
Between dividing plate locating piece and the oncus mold section, the oncus die mandrel sequentially passes through second mounting hole, the core upwards
Rod guide pin bushing, the oncus mold section and the dividing plate；The support block is fixedly mounted on the center of the middle slide plate, the branch
The position of bracer and the piston rod corresponds to the position of the support bar respectively.
2. a kind of oncus mould according to claim 1, it is characterised in that the quantity of the isolation locating piece support bar is
6.
3. a kind of oncus mould according to claim 1, it is characterised in that the nitrogen spring is MQJ compact types
Nitrogen spring.
4. a kind of oncus mould according to claim 1, it is characterised in that the piston rod is in the middle slide plate upper end
Highly it is H1, the height of the support block is H2, H1=H2.
5. a kind of oncus mould according to claim 1, it is characterised in that the length of the guide pillar is more than the support bar
Length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612525.4A CN107262604A (en) | 2017-07-25 | 2017-07-25 | A kind of oncus mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612525.4A CN107262604A (en) | 2017-07-25 | 2017-07-25 | A kind of oncus mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107262604A true CN107262604A (en) | 2017-10-20 |
Family
ID=60079152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612525.4A Pending CN107262604A (en) | 2017-07-25 | 2017-07-25 | A kind of oncus mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107262604A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570631A (en) * | 2020-04-16 | 2020-08-25 | 芜湖职业技术学院 | Metal pipe fitting port sealing device |
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Effective date of abandoning: 20240329 |