CN105598263B - Pipe fitting floating punching die - Google Patents
Pipe fitting floating punching die Download PDFInfo
- Publication number
- CN105598263B CN105598263B CN201610163191.2A CN201610163191A CN105598263B CN 105598263 B CN105598263 B CN 105598263B CN 201610163191 A CN201610163191 A CN 201610163191A CN 105598263 B CN105598263 B CN 105598263B
- Authority
- CN
- China
- Prior art keywords
- cavity plate
- floating
- die
- stripper
- mold core
- 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.)
- Active
Links
- 238000004080 punching Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000035939 shock Effects 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The present invention discloses pipe fitting floating punching die, including upper, die shoe, on, lower bolster, on, lower template, also include loading and unloading material plate, lower stripper, on, lower stripper is respectively placed in, between lower template, upper, floated between lower stripper and die socket is set, die socket is built-in with cavity plate, square tube can insert to cavity plate and so that cavity plate is stretched in square tube, drift is provided with over and under in cavity plate, cavity plate is provided with through hole, at the through hole both ends of cavity plate, floating upper mold core is set, floating lower mold core, some spring eyes are set in floating lower mold core, spring eye interpolation shock mount hook.After the scheme for employing float mould core punching, the profile of cavity plate is adapted to blank pipe, and punch process cavity plate floats with drift, alleviates the impact to blank pipe, greatly improves punching operation quality, and the drift life-span is extended.
Description
Technical field
The invention belongs to machined die technical field, more specifically, it relates to a kind of pipe fitting floating punching die.
Background technology
At present, the method that blank pipe part processes side opening such as on the side of steel pipe, copper pipe is to inject blank pipe part in core rod, then
With drift punching, wherein, set avoid holes to pass through drift on core rod.But can only typically to process aperture less for this method
Side opening, as aperture is slightly larger, then blank pipe wall is easily deformed, and especially for the pipe fitting of the symmetrical punching in both sides, its crudy is just more
Difference.
The content of the invention
It is an object of the invention to provide a kind of pipe fitting floating punching die, solves the technology of existing blank pipe punching quality difference
Problem, in the presence of overcoming the shortcomings of prior art.
The present invention solve its technical problem technical scheme be：Pipe fitting floating punching die, including upper and lower die holder, it is upper and lower
Backing plate, upper and lower template, in addition to loading and unloading material plate, lower stripper, upper and lower stripper are respectively placed between upper and lower template, it is upper,
Floated between lower stripper and die socket is set, die socket is built-in with cavity plate, and square tube can be inserted to cavity plate and so that the cavity plate side of stretching to
Guan Li, drift is provided with over and under in cavity plate, cavity plate is provided with through hole, and mould on floating is set at the through hole both ends of cavity plate
Core, floating lower mold core, some spring eyes, spring eye interpolation shock mount hook are set in floating lower mold core.
Guide pin bushing and guide pillar are provided between the upper and lower die holder.
Set cylinder block and ejection block, cylinder ejection block can be promoted to be inserted into square tube in the side of die socket.
Small guide pin bushing is set in the die socket, and small guide pillar slides in small guide pin bushing, the top connection limited block of small guide pillar.
Discharging screw is set between the lower stripper and die shoe, brute spring is arranged on discharging screw.
Discharging screw is set between the loading and unloading material plate and upper bolster, brute spring is arranged on discharging screw.
Support spring is set between the lower template and die socket.
The beneficial effects of the invention are as follows：
After the scheme for employing float mould core punching, the profile of cavity plate is adapted to blank pipe, and punch process cavity plate is with drift
Float, alleviate the impact to blank pipe, greatly improve punching operation quality, the drift life-span is extended.
Carbine is set in floating lower mold core, punched scrap is held up by carbine, then core rod is pushed away by material jacking mechanism
Via, avoid falling to damage low punch under punched scrap.
Brief description of the drawings
Fig. 1 is pipe fitting floating punching die structure cut-away view of the present invention.
Fig. 2 is pipe fitting floating punching die structural representation of the present invention（Overlook）.
Fig. 3 is floating lower mold core structural representation of the present invention.
Fig. 4 is the spring hook structure schematic diagram of lower mold core.
In accompanying drawing, each label represents as follows：Die socket 1, ejection block 2, cylinder block 3, discharging screw 4, die shoe 5, underlay
Plate 6, lower template 7, lower stripper 8, cavity plate 9, loading and unloading material plate 10, cope plate 11, upper padding plate 12, upper bolster 13, round punch 15, lead
Set 16, guide pillar 17, limited block 18, small guide pin bushing 19, small guide pillar 20, support spring 21, floating upper mold core 26, floating lower mold core 27,
Spring eye 28, carbine 29.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " transverse direction ", " on ", " under ", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship,
Be for only for ease of the description present invention and simplify description, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ",
" second " is only used for describing purpose, and it is not intended that indicating or implying relative importance or imply the technology indicated by indicating
The quantity of feature.Thus, " first " is defined, the feature of " second " can be expressed or impliedly include one or more
This feature.In the description of the invention, unless otherwise indicated, " multiple " are meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should broadly understood, for example, it may be being fixedly connected.Can also be detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
The concrete meaning of invention.
As Figure 1-4, pipe fitting is the square tube of rectangular cross-section, need to the symmetrical punching on upper lower wall surface.Floating perforating die
Tool includes upper bolster 13, die shoe 5, upper padding plate 12, lower bolster 6, cope plate 11, lower template 7, in addition to loading and unloading material plate 10, under
Stripper 8, upper and lower stripper are respectively placed between upper and lower template, are floated between upper and lower stripper and are set die socket 1, recessed
Die holder is built-in with cavity plate 9, and cavity plate 9 is provided with the through hole for avoiding upper and lower round punch, floating is respectively arranged with the upper and lower end of through hole
Upper mold core 26, floating lower mold core 27, square tube can insert to cavity plate and so that cavity plate is stretched in square tube, in cavity plate over and under
It is provided with round punch 15.
Guide pin bushing 16 and guide pillar 17 are provided between upper and lower die holder.Small guide pin bushing 19 is set in die socket 1, and small guide pillar 20 exists
Slided in small guide pin bushing 19, the top connection limited block 18 of small guide pillar 20.Due to there is provided limited block 18, make die socket on float downward
Dynamic stroke has limited, and can prevent that cavity plate rebound too is high and is separated from and from die socket.Between lower stripper 8 and die shoe 5
Discharging screw 4 is set, brute spring is arranged on discharging screw.Meanwhile it is also provided with discharging between loading and unloading material plate and upper bolster
Screw 4, brute spring is equally arranged on discharging screw.Support spring 21 is set between lower template 7 and die socket 1.
The oral area internal diameter of floating lower mold core is less than main wall portion internal diameter, moreover, the oral area surrounding in floating lower mold core is uniformly set
Four spring eyes 28 are put, spring eye interpolation shock mount hook 29, the coupler body of carbine 29 is freely stretched in the through hole of floating lower mold core
Exhibition.Set cylinder block 3 and ejection block 2, cylinder ejection block can be promoted to be inserted into square tube in the side of die socket 1.During punching, punching
Bed makes the round punch 15 on cope plate 11 impact square tube downwards, under powerful momentum effect, die socket, the side for being enclosed on fovea superior die holder
Pipe is descending with round punch, the round punch being press directly against in lower template, and the punching on the upper and lower wall of square tube of two drifts, waste material is with circle
Drift is moved, and when round punch resets, the coupler body elasticity of carbine 29 is opened, and punched scrap is held up by four coupler bodies, Ran Houyou
Ejection block is extend into the through hole of cavity plate（The passageway of ejection block is set in cavity plate）, punched scrap is pushed away into cavity plate.
Although an embodiment of the present invention has been shown and described, it will be understood by those within the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent substitution, without creative work improvements introduced etc., all should be included
Within protection scope of the present invention.
Claims (1)
1. pipe fitting floating punching die, including upper and lower die holder, upper and lower backing plate, upper and lower template, it is characterised in that：Also include upper
Stripper, lower stripper, upper and lower stripper are respectively placed between upper and lower template, and being floated between upper and lower stripper, it is recessed to set
Die holder, die socket are built-in with cavity plate, and square tube can insert to cavity plate and so that cavity plate is stretched in square tube, in cavity plate over and under
Drift is provided with, cavity plate is provided with through hole, and floating upper mold core, floating lower mold core, the mould under floating are set at the through hole both ends of cavity plate
The oral area surrounding of core is uniformly arranged spring eye, and spring eye interpolation shock mount hook, the coupler body of the carbine is in floating lower mold core
Freely stretched in through hole, during punching, two drifts punching on the upper and lower wall of square tube, waste material moves with the punch head, when drift resets
When, the coupler body elasticity of carbine is opened, and punched scrap is held up by coupler body；Guide pin bushing and guide pillar are provided between the upper and lower die holder；
Set cylinder block and ejection block, cylinder ejection block can be promoted to be inserted into square tube in the side of die socket；Set in the die socket
Small guide pin bushing is put, small guide pillar slides in small guide pin bushing, the top connection limited block of small guide pillar；Between the lower stripper and die shoe
Discharging screw is set, brute spring is arranged on discharging screw；Discharging screw is set between the loading and unloading material plate and upper bolster,
Brute spring is arranged on discharging screw；Support spring is set between the lower template and die socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610163191.2A CN105598263B (en) | 2016-03-19 | 2016-03-19 | Pipe fitting floating punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610163191.2A CN105598263B (en) | 2016-03-19 | 2016-03-19 | Pipe fitting floating punching die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105598263A CN105598263A (en) | 2016-05-25 |
| CN105598263B true CN105598263B (en) | 2018-01-16 |
Family
ID=55978906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610163191.2A Active CN105598263B (en) | 2016-03-19 | 2016-03-19 | Pipe fitting floating punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105598263B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914533B (en) * | 2017-05-03 | 2018-11-09 | 浦江恒全五金制品有限公司 | A kind of aluminium alloy wheel hub of vehicle double-station high efficiency puncher |
| CN108856462B (en) * | 2018-06-15 | 2023-09-15 | 金凯达（佛山）智能装备有限公司 | Bidirectional punching device for square tube |
| CN108927448B (en) * | 2018-09-05 | 2023-10-24 | 安徽恒兴镀锌有限公司 | Stamping equipment |
| CN109201851A (en) * | 2018-10-24 | 2019-01-15 | 无锡威孚力达催化净化器有限责任公司 | A kind of automobile exhaust system long cantilever swing arm pipe fitting punch die |
| CN112845826B (en) * | 2021-02-02 | 2024-10-11 | 东莞合志精密科技有限公司 | Frame type full floating needle punching die |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2907414A1 (en) * | 1979-02-26 | 1980-09-04 | Wilhelm Schuetz | Threaded holes formed in hollow profiles, esp. in square pipes - where row of tubular holes surrounded by recesses is pressed by punches and die into profile |
| CN202316746U (en) * | 2011-11-12 | 2012-07-11 | 重庆市北碚区枫火机械制造有限公司 | Vertical floating counter-punching die for tubular component |
| CN202591362U (en) * | 2012-04-23 | 2012-12-12 | 昆山诚业德精密模具有限公司 | Square-tube double-face hedging mechanism |
| CN204584004U (en) * | 2015-05-01 | 2015-08-26 | 杭州斯莱特泵业有限公司 | Floating jib die pipe punching hole mould |
| CN205414094U (en) * | 2016-03-19 | 2016-08-03 | 佛山市大创设计有限公司 | Pipe fitting cut -out press that floats |
-
2016
- 2016-03-19 CN CN201610163191.2A patent/CN105598263B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105598263A (en) | 2016-05-25 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200706 Address after: Factory building 101, block 6, Shiyou industrial city, 194 Junyi Road, Jun'an Town, Shunde District, Foshan City, Guangdong Province Patentee after: Foshan Shunde Meihong Electric Appliance Co., Ltd Address before: 528300, No. 601, block D, Beiyuan Road, Ronggui Road, Ronggui street, Shunde District, Foshan, Guangdong Patentee before: Yinnan |