CN203417982U - Hollow pipe fitting side punching mold - Google Patents
Hollow pipe fitting side punching mold Download PDFInfo
- Publication number
- CN203417982U CN203417982U CN201320331996.5U CN201320331996U CN203417982U CN 203417982 U CN203417982 U CN 203417982U CN 201320331996 U CN201320331996 U CN 201320331996U CN 203417982 U CN203417982 U CN 203417982U
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- Prior art keywords
- core rod
- punching
- template
- hole
- activity pressure
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Abstract
The utility model discloses a hollow pipe fitting side punching mold. The structure that a punched hole in a sleeve mold core in the traditional technology is a through hole and the sleeve mold core is in loose fit with a hollow pipe fitting is abandoned, the sleeve mold core partially abuts against the inner wall of the hollow pipe fitting in a connected mode, slight deformation of the hollow pipe fitting during punching is adapted, a movable pressing pipe formwork and an elastic device are used in a matched mode to enable the movable pressing pipe formwork to descend to tightly press the hollow pipe fitting when a side hole is punched, then an upper mold continuously descends to press the elastic device to enable a punching mold core to downwards slide in a sliding way in the movable pressing pipe formwork to efficiently finish the punching movement, the large side hole punched in the hollow pipe fitting through the hollow pipe fitting side punching mold is free of deformation, the sleeve mold core cannot be broken easily during punching, the service life of each component of the punching mold is prolonged, and the hollow pipe fitting side punching mold has the advantages of being high in efficiency, free of deformation, suitable for punching side holes in various sizes and the like.
Description
Technical field
The utility model relates to a kind of mould, is the blank pipe part side punching die that punches out the hole approaching with caliber on blank pipe part side specifically.
Background technology
Now at blank pipe part as stainless steel tube, iron pipe, on the side of copper pipe etc., process side opening and have two kinds of methods: be a kind of for there being sleeve pipe core rod punching method, be about in the sleeve pipe core rod of the reeve of blank pipe part and the loose fit of blank pipe part endoporus, then with punching core rod, carry out die-cut perforate, on its middle sleeve core rod, be provided with the hole punching of the punching core rod of stepping down, this hole punching is through hole, it is the aperture that blank pipe part inner hole section size subtracts 8mm that this in conventional art kind of structure is only suitable for die-cut Breadth Maximum, for die-cut macropore (side opening Breadth Maximum can be made blank pipe part sectional dimension and subtract 2mm), sleeve pipe core rod easily ruptures, the side opening of rushing out is because sleeve pipe core rod and blank pipe part endoporus can not tight fit (if tight fits, at blank pipe part, pack on sleeve pipe core rod by Punching Technology, blank pipe part profile has slight deformation, blank pipe part will be difficult to extract from sleeve pipe core rod, therefore between sleeve pipe core rod and empty pipe fitting inner wall, need reserved larger space), the side opening processing can be out of shape, another kind is without sleeve pipe core rod punching method, and die-cut its distortion of side opening of this kind of method is large, is generally used for the hole of die-cut aperture and no requirement (NR).
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of blank pipe part side punching die, its can be on blank pipe part high efficiency, without the die-cut large side opening of distortion.
The utility model solves the technical scheme that its technical problem adopts:
Blank pipe part side punching die, comprise upper die and lower die, on described patrix, be fixedly connected with punching core rod, on counterdie, be provided with for being nested with the sleeve pipe core rod of blank pipe part, on sleeve pipe core rod, be provided with the hole punching of the described punching core rod of stepping down, also comprise activity pressure pipe template, this activity pressure pipe template is connected to described patrix bottom and can be with patrix oscilaltion, activity pressure pipe template and patrix have activity surplus in the vertical direction, patrix forces in described activity pressure pipe template and makes activity pressure pipe template compress blank pipe part by being arranged at elastic device between itself and activity pressure pipe template, activity pressure pipe template bottom is provided with the seal face consistent with blank pipe part profile, in described activity pressure pipe template, be provided with the slideway of the described punching core rod of stepping down, punching core rod stretches in this slideway and under patrix drives and declines and do die-cut action, hole punching on described sleeve pipe core rod is blind hole, and the cross section of sleeve pipe core rod is similar round, and the part perisporium of sleeve pipe core rod and empty pipe fitting inner wall butt form and support fastening effect, and another part perisporium of sleeve pipe core rod does not form space with empty pipe fitting inner wall butt.
As a kind of improvement of technique scheme, on described patrix, be provided with the installing hole with indent step, be connected with described activity pressure pipe template after having bolt to pass this installing hole, the nut of bolt is overlapped on this indent step.
Another kind as technique scheme improves, the bottom perisporium radial projection of described punching core rod forms spacing button, described slideway its underpart radial dimension is greater than its top radial dimension and cooperatively interacts with the perisporium of punching core rod, and activity pressure pipe template is fastened on the spacing of punching core rod and buckles.
As the further improvement of technique scheme, described elastic device is soft rubber pad, or described elastic device is stage clip.
Further, its cross section of the top of described punching core rod is semi-circular structure, is provided with corresponding semicircle orifice on described patrix, and the top of punching core rod is fixed by screw lock after inserting in this semicircle orifice.
Further, on described patrix, be provided with guide pillar, be provided with corresponding guide pillar hole on described activity pressure pipe template and counterdie, guide pillar is from top to bottom through extending in the guide pillar hole of counterdie behind the guide pillar hole in activity pressure pipe template.
Preferably, described counterdie is arranged on base plate, the lower end of described base plate is provided with bottom plate support supporting plate overhead, on described base plate, counterdie and sleeve pipe core rod, be provided with centre hole mutual perforation, that be communicated with the hole punching of described sleeve pipe core rod, the thimble that ejects from the bottom up waste material die cutting is installed in this centre hole, and described thimble drives it to move up and down by the liftout attachment that is arranged at floor below.
Further, described liftout attachment is seesaw structure, and thimble is with seesaw knee-action, or described liftout attachment is hydraulic cylinder or pneumatic cylinder.
The beneficial effects of the utility model are: the utility model that adopts said structure, the hole punching of having abandoned on conventional art middle sleeve core rod is through hole, the structure of loose fit between sleeve pipe core rod and blank pipe part, the inner wall section butt of sleeve pipe core rod and blank pipe part, the slight deformation that has adapted to die-cut space-time pipe fitting, cooperation activity pressure pipe template and elastic device, make when die-cut side opening, activity pressure pipe template declines and compresses blank pipe part, then patrix continues decline extruding elastic device, make in the slideway of punching core rod in activity pressure pipe template down sliding and high efficiencyly complete die-cut action, the large side opening of blank pipe part that it punches out is without distortion, sleeve pipe core rod easy fracture not when die-cut, extended the service life of each parts of punching die, there is high efficiency, without distortion, the features such as applicable various sizes side opening is die-cut, and its simple and reasonable compactness, easy for installation, implementation cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model (hide break off the base plate, supporting plate, activity pressure pipe template is bolted in patrix bottom);
Fig. 2 is the top view of the utility model (activity pressure pipe template is bolted in patrix bottom, punching core rod top cross section be semi-circular structure);
Fig. 3 is nested with the generalized section after blank pipe part on the sleeve pipe core rod in the utility model;
Fig. 4 is the cross section view of Fig. 2 middle section A-A;
Fig. 5 is the front view of punching core rod in Fig. 4;
Fig. 6 and Fig. 7 are two specific embodiments of the utility model middle sleeve core rod.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Referring to Fig. 1 ~ Fig. 7, blank pipe part of the present utility model side punching die, it comprises patrix 1 and counterdie 2, the top of patrix 1 is connected with die shank 11 for being connected and fixed with bicker, on described patrix 1, be fixedly connected with punching core rod 3, on counterdie 2, be provided with for being nested with the sleeve pipe core rod 4 of blank pipe part 103, on sleeve pipe core rod 4, be provided with the hole punching 41 of the described punching core rod 3 of stepping down, when die-cut, punching core rod 3 extend in this hole punching 41 after thrusting the cutting out section on blank pipe part 103, also comprise activity pressure pipe template 5, this activity pressure pipe template 5 is connected to described patrix 1 bottom and can be with patrix 1 oscilaltion, activity pressure pipe template 5 has activity surplus in the vertical direction with patrix 1, be that patrix 1 template of activity pressure pipe relatively 5 can be done movement in vertical direction, patrix 1 forces in described activity pressure pipe template 5 and makes activity pressure pipe template 5 compress blank pipe parts by being arranged at elastic device 6 between itself and activity pressure pipe template 5, when activity pressure pipe template 5 with patrix 1, drop to blank pipe part 103 butts after, counterdie 1 continues decline extruding elastic device 6, elastic device 6 forces in activity pressure pipe template 5, make activity pressure pipe template 5 have downward movement tendency and compress blank pipe part 103, wherein above-mentioned elastic device 6 can be preferably soft rubber pad or stage clip, activity pressure pipe template 5 bottoms are provided with the seal face 51 consistent with blank pipe part 103 profiles, seal face 51 is generally semi circular surface, in described activity pressure pipe template 5, be provided with the slideway 52 of the described punching core rod 3 of stepping down, punching core rod 3 stretches in this slideway 52 and under patrix 1 drives and declines and do die-cut action, and punching core rod 3 can slide up and down in slideway 52 under the drive of patrix 1, hole punching 41 on described sleeve pipe core rod 4 is blind hole, the cross section of sleeve pipe core rod 4 is similar round, the part perisporium of sleeve pipe core rod 4 and blank pipe part 103 inwall butts form and support fastening effect, another part perisporium of sleeve pipe core rod 4 does not form space a with blank pipe part 103 inwall butts, and two kinds of concrete enforcement structures of its middle sleeve core rod 4 can be referring to Fig. 6 and Fig. 7.
Can be with patrix 1 oscilaltion for realizing activity pressure pipe template 5, activity pressure pipe template 5 has activity surplus in the vertical direction with patrix 1, on described patrix 1, be provided with the installing hole 13 with indent step 12, after having bolt 7 through this installing hole 13, be connected with described activity pressure pipe template 5, the nut 71 of bolt 7 is overlapped on this indent step 12.When activity pressure pipe template 5 malcompression blank pipe part, activity pressure pipe template 5 hangs on by nut 71 also can be with patrix 1 do oscilaltion campaign on patrix 1; When the seal face 51 of activity pressure pipe template 5 is during with blank pipe part 103 butt, installing hole 13 is stepped down bolt 7 and is made bolt 7 in the interior rising of installing hole 13, the patrix 1 extruding elastic device 6 that can continue to decline, thus drive the punching core rod 3 die-cut action that declined.
Also can adopt individually or simultaneously following structure: the bottom perisporium radial projection of described punching core rod 3 forms spacing button 31, described slideway 52 its underpart radial dimensions are greater than its top radial dimension and cooperatively interact with the perisporium of punching core rod 3, activity pressure pipe template 5 is fastened on the spacing button 31 of punching core rod 3, when punching core rod 3 is not done die-cut action, activity pressure pipe template 5 is suspended on spacing button 31 and can does oscilaltion campaign with patrix 1, when activity pressure pipe template 5 and blank pipe part 103 butt, the upper surface of spacing button 31 is the reducing face that confined planes leaves slideway 52, punching core rod 3 down sliding in slideway 52 completes die-cut action.
For the hole of guaranteeing the sheared edge of punching core rod 3 bottoms and the hole punching 41 of sleeve pipe core rod 4 is along the sheared edge of sleeve pipe core rod 4 (or be called) accurate contraposition all the time, the top of described punching core rod 3 can be arranged to its cross section and be semi-circular structure (can referring to Fig. 2), on described patrix 1, be provided with corresponding semicircle orifice, after the top of punching core rod 3 is inserted in this semicircle orifice, by screw (not illustrating), be locked on patrix 1.
In the present embodiment, for making patrix 1, the 5 oscilaltion campaigns of activity pressure pipe template more accurate, on described patrix 1, be provided with guide pillar 8, on described activity pressure pipe template 5 and counterdie 2, be provided with corresponding guide pillar hole 21, guide pillar 8 is from top to bottom through extending in the guide pillar hole 21 of counterdie behind the guide pillar hole in activity pressure pipe template 5.
Known techniques as this area, counterdie 2 generally all can be arranged on base plate 9, and as present embodiment preferably, in the lower end of base plate 9, be provided with the supporting plate 10 that base plate 9 is pulled away to ground, described base plate 9, on counterdie 2 and sleeve pipe core rod 4, be provided with mutual perforation, the centre hole 101 being communicated with the hole punching 41 of described sleeve pipe core rod 4, the thimble (being blocked by miscellaneous part) that ejects from the bottom up waste material die cutting is installed in this centre hole 101, described thimble drives it to move up and down by the liftout attachment 102 that is arranged at base plate 9 belows, wherein, described liftout attachment 102 can be seesaw structure, thimble is with seesaw knee-action, liftout attachment 102 also can be selected hydraulic cylinder or pneumatic cylinder.
Adopt the utility model of said structure, the hole punching of having abandoned on conventional art middle sleeve core rod is through hole, the structure of loose fit between sleeve pipe core rod and blank pipe part, the inner wall section butt of sleeve pipe core rod 4 and blank pipe part, the slight deformation that has adapted to die-cut space-time pipe fitting, cooperation activity pressure pipe template 5 and elastic device 6, make when die-cut side opening, activity pressure pipe template 5 declines and compresses blank pipe part, then patrix 1 continues decline extruding elastic device 6, make in the slideway 52 of punching core rod 3 in activity pressure pipe template 5 down sliding and high efficiencyly complete die-cut action, the large side opening of blank pipe part that it punches out is without distortion, sleeve pipe core rod 4 easy fracture not when die-cut, extended the service life of each parts of punching die, there is high efficiency, without distortion, the features such as applicable various sizes side opening is die-cut, and its simple and reasonable compactness, easy for installation, implementation cost is low.
The above, be better embodiment of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, within all should falling into protection domain of the present utility model.
Claims (9)
1. blank pipe part side punching die, comprise upper die and lower die, on described patrix, be fixedly connected with punching core rod, on counterdie, be provided with for being nested with the sleeve pipe core rod of blank pipe part, on sleeve pipe core rod, be provided with the hole punching of the described punching core rod of stepping down, it is characterized in that: also comprise activity pressure pipe template, this activity pressure pipe template is connected to described patrix bottom and can be with patrix oscilaltion, activity pressure pipe template and patrix have activity surplus in the vertical direction, patrix forces in described activity pressure pipe template and makes activity pressure pipe template compress blank pipe part by being arranged at elastic device between itself and activity pressure pipe template, activity pressure pipe template bottom is provided with the seal face consistent with blank pipe part profile, in described activity pressure pipe template, be provided with the slideway of the described punching core rod of stepping down, punching core rod stretches in this slideway and under patrix drives and declines and do die-cut action, hole punching on described sleeve pipe core rod is blind hole, and the cross section of sleeve pipe core rod is similar round, and the part perisporium of sleeve pipe core rod and empty pipe fitting inner wall butt form and support fastening effect, and another part perisporium of sleeve pipe core rod does not form space with empty pipe fitting inner wall butt.
2. blank pipe part according to claim 1 side punching die, it is characterized in that: on described patrix, be provided with the installing hole with indent step, after having bolt to pass this installing hole, be connected with described activity pressure pipe template, the nut of bolt is overlapped on this indent step.
3. blank pipe part according to claim 1 and 2 side punching die, it is characterized in that: the bottom perisporium radial projection of described punching core rod forms spacing button, described slideway its underpart radial dimension is greater than its top radial dimension and cooperatively interacts with the perisporium of punching core rod, and activity pressure pipe template is fastened on the spacing of punching core rod and buckles.
4. blank pipe part according to claim 3 side punching die, it is characterized in that: described elastic device is soft rubber pad, or described elastic device is stage clip.
5. blank pipe part according to claim 4 side punching die, it is characterized in that: its cross section of the top of described punching core rod is semi-circular structure, on described patrix, be provided with corresponding semicircle orifice, the top of punching core rod is fixed by screw lock after inserting in this semicircle orifice.
6. blank pipe part according to claim 5 side punching die, it is characterized in that: on described patrix, be provided with guide pillar, on described activity pressure pipe template and counterdie, be provided with corresponding guide pillar hole, guide pillar is from top to bottom through extending in the guide pillar hole of counterdie behind the guide pillar hole in activity pressure pipe template.
7. blank pipe part according to claim 1 side punching die, it is characterized in that: described counterdie is arranged on base plate, the lower end of described base plate is provided with bottom plate support supporting plate overhead, on described base plate, counterdie and sleeve pipe core rod, be provided with centre hole mutual perforation, that be communicated with the hole punching of described sleeve pipe core rod, the thimble that ejects from the bottom up waste material die cutting is installed in this centre hole, and described thimble drives it to move up and down by the liftout attachment that is arranged at floor below.
8. blank pipe part according to claim 7 side punching die, is characterized in that: described liftout attachment is seesaw structure, and thimble is with seesaw knee-action.
9. blank pipe part according to claim 7 side punching die, is characterized in that: described liftout attachment is hydraulic cylinder or pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320331996.5U CN203417982U (en) | 2013-06-08 | 2013-06-08 | Hollow pipe fitting side punching mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320331996.5U CN203417982U (en) | 2013-06-08 | 2013-06-08 | Hollow pipe fitting side punching mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203417982U true CN203417982U (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320331996.5U Expired - Fee Related CN203417982U (en) | 2013-06-08 | 2013-06-08 | Hollow pipe fitting side punching mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203417982U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302171A (en) * | 2013-06-08 | 2013-09-18 | 何祺晃 | Blank pipe fitting lateral surface punching die |
| CN104128434A (en) * | 2014-07-25 | 2014-11-05 | 冠达星股份有限公司 | Continuous punching device for linear pipes |
| CN107138600A (en) * | 2017-06-21 | 2017-09-08 | 漳钢（漳州）工贸有限公司 | Steel pipe sleeve pipe perforating device and its method of work |
| CN107199275A (en) * | 2016-03-17 | 2017-09-26 | 上海强精金属制品有限公司 | A kind of anti-deformation tubular product punching die |
| CN110605318A (en) * | 2018-06-15 | 2019-12-24 | 汉达精密电子(昆山)有限公司 | Side punching device |
-
2013
- 2013-06-08 CN CN201320331996.5U patent/CN203417982U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302171A (en) * | 2013-06-08 | 2013-09-18 | 何祺晃 | Blank pipe fitting lateral surface punching die |
| CN104128434A (en) * | 2014-07-25 | 2014-11-05 | 冠达星股份有限公司 | Continuous punching device for linear pipes |
| CN104128434B (en) * | 2014-07-25 | 2017-06-27 | 冠达星股份有限公司 | A kind of straight line tubing continuous punching device |
| CN107199275A (en) * | 2016-03-17 | 2017-09-26 | 上海强精金属制品有限公司 | A kind of anti-deformation tubular product punching die |
| CN107138600A (en) * | 2017-06-21 | 2017-09-08 | 漳钢（漳州）工贸有限公司 | Steel pipe sleeve pipe perforating device and its method of work |
| CN110605318A (en) * | 2018-06-15 | 2019-12-24 | 汉达精密电子(昆山)有限公司 | Side punching device |
| CN110605318B (en) * | 2018-06-15 | 2022-02-15 | 汉达精密电子(昆山)有限公司 | Side punching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20140608 |