CN106583520B - A kind of hole inner wall side chamfering blanking units - Google Patents
A kind of hole inner wall side chamfering blanking units Download PDFInfo
- Publication number
- CN106583520B CN106583520B CN201610771684.4A CN201610771684A CN106583520B CN 106583520 B CN106583520 B CN 106583520B CN 201610771684 A CN201610771684 A CN 201610771684A CN 106583520 B CN106583520 B CN 106583520B
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- China
- Prior art keywords
- hole
- chamfering
- pillar
- pin
- plate
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- 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.)
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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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Abstract
The invention discloses a kind of hole inner wall side chamfering blanking units, hole inner wall side chamfering blanking units constitute as follows：Bottom plate (1), plate (2), low punch (3), pillar (4), the first pin (5), upper mounted plate (6), upper punch (7), the second pin (8), bolt (9), third pin (10) and guide post (11)；Wherein, the pillar (4) is the column structure that section is Asymmetric Elliptic, two and half arc contact jaws of Asymmetric Elliptic have R5 chamfering structures (43), hole inner wall side chamfering blanking units needle solves the problems, such as that the inner chamfer deflection brought is processed in old pincers worker drilling, for ensureing the processing quality of part inner chamfer and meeting bayonet lock rivet force requirement, it is even more important in terms of the quality stability for improving product, has important application value in being processed for other like parts structures.
Description
Technical field
The present invention relates to the structure design of chamfering blanking units and applied technical fields, specifically provide a kind of hole inner wall
Side chamfering blanking units.
Background technology
All there is the processing technology in the inner chamfer of three cross-drilled hole of shell vestibule in a large amount of shells in connector, referring specifically to attached
Fig. 1 carries out chamfer machining, until making chamfering deflection, housing bore is smaller, inclined angle because inner wall space limits to using drilling mode
Degree is bigger.It is especially used when chamfer site for riveting bayonet lock, since chamfering deflection is easy to cause, riveting is not firm, and rivet force is not
Qualification, there are hidden danger of quality.
People are highly desirable to obtain a kind of hole inner wall side chamfering blanking units that technique effect is excellent.
Invention content
The object of the present invention is to provide a kind of hole inner wall side chamfering blanking units that technique effect is excellent.Solve housing chamber three
Hole inner chamfer skew problems and its caused riveting problem.
Hole inner wall side chamfering blanking units constitute as follows：Bottom plate 1, plate 2, low punch 3, pillar 4, first are sold
Son 5, upper mounted plate 6, upper punch 7, the second pin 8, bolt 9, third pin 10 and guide post 11；Wherein, the pillar 4 is section
It is the column structure of Asymmetric Elliptic, two and half arc contact jaws of Asymmetric Elliptic have R5 chamfering structures 43, Asymmetric Elliptic
Half arc on one side can be contacted with part internal diameter location fit is rushed, the two halves arc contact jaw R5 chamfering structures 43 of Asymmetric Elliptic
Form, ensure part can smoothly be inserted into, take out.Pillar 4 includes axial step through-hole 41 and the first radial through-hole 42, axial
Through communicating, one end of low punch 3 is and the circle identical by feature side-wall chamfering is rushed for step through-hole 41 and the first radial through-hole 42
Cone structure 31, for being punched side wall chamfering.The middle part of low punch 3 is provided with the second radial through-hole 32,3 epiconus knot of low punch
One end of structure 31 is inserted on the inside of one end of the first radial through-hole 42, and the first pin 5 is located at close to 42 one end of the first radial through-hole
41 inside of axial step through-hole, the first pin 5 are connected with the second radial through-hole 32 of low punch 3, and the first pin 5 is used under
Punch 3 is positioned and is fixed, and low punch 3 is realized and propped up by penetrating the first pin 5 of the second radial through-hole 32 of low punch 3
Positioning, dismounting between column 4, bolt 9 are located on the inside of the other end of axial step through-hole 41, and pillar 4 passes through the second pin 8 and spiral shell
Bolt 9 is connected with plate 2, and the lower end of plate 2 is connected with bottom plate 1, and upper mounted plate 6 and bottom plate 1 are mounted on punching machine,
The both ends of guide post 11 are connected with upper mounted plate 6 and bottom plate 1 respectively, the upper end of upper punch 7 by two third pins 10 with
Upper mounted plate 6 is connected, and the lower end of the upper punch 7 is groove structure 71, and groove structure 71 connects with part major diameter fit is rushed
It touches.
Step 45 is provided on the pillar 4, the fore-and-aft distance of step 45 to 3 axis of low punch is equal to the hole inner wall of part
To the pitch-row of part end face, part end face leans against at pillar top bar 45 chamfering axis.Realize the axially position of part.
4 section Asymmetric Elliptic major radius face of the pillar be inner bore of part binding face, major radius size with by punching zero
Part internal bore radius size is consistent, and short radius is smaller 1.5mm than major radius, can ensure part surface positioning while part being facilitated smoothly to insert
Enter.
Hole of the axial step through-hole 41 of pillar 4 far from 3 one end of low punch is big, for getting pin outside pillar, with side
Just low punch 3 is replaced.
The chamfering blanking units processing of hole inner wall side only need to reselect low punch for various sizes of like parts
3, pillar 4, upper punch 7, other structures are not required to redesign and make.The inner wall chamfering punching of different parts can be realized.
Hole inner wall side chamfering blanking units provide a kind of quick, consistency for the structural member in hole wall inner chamfer
Good processing method solves the problems, such as that the inner chamfer deflection brought is processed in old pincers worker drilling, for ensureing part inner chamfer
Processing quality and meet bayonet lock rivet force requirement, be even more important in terms of improving the quality stability of product, for other classes
There is important application value in being processed like design of part.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the present invention is described in further detail：
Fig. 1 is to be punched part schematic diagram with inner wall side chamfering shell；
Fig. 2 is pillar front view；
Fig. 3 is pillar right sectional view；
Fig. 4 is pillar top view；
Fig. 5 is upper punch front view；
Fig. 6 is low punch front view；
Fig. 7 is low punch and stanchions front view；
Fig. 8 is hole inner wall chamfering blanking units front view；
Fig. 9 is hole inner wall chamfering blanking units right view；
Figure 10 is hole inner wall chamfering blanking units three dimensional structure diagram.
Specific implementation mode
Embodiment 1
Hole inner wall side chamfering blanking units constitute as follows：Bottom plate 1, plate 2, low punch 3, pillar 4, first are sold
Son 5, upper mounted plate 6, upper punch 7, the second pin 8, bolt 9, third pin 10 and guide post 11；Wherein, the pillar 4 is section
It is the column structure of Asymmetric Elliptic, two and half arc contact jaws of Asymmetric Elliptic have R5 chamfering structures 43, Asymmetric Elliptic
Half arc on one side can be contacted with part internal diameter location fit is rushed, the two halves arc contact jaw R5 chamfering structures 43 of Asymmetric Elliptic
Form, ensure part can smoothly be inserted into, take out.Pillar 4 includes axial step through-hole 41 and the first radial through-hole 42, axial
Through communicating, one end of low punch 3 is and the circle identical by feature side-wall chamfering is rushed for step through-hole 41 and the first radial through-hole 42
Cone structure 31, for being punched side wall chamfering.The middle part of low punch 3 is provided with the second radial through-hole 32,3 epiconus knot of low punch
One end of structure 31 is inserted on the inside of one end of the first radial through-hole 42, and the first pin 5 is located at close to 42 one end of the first radial through-hole
41 inside of axial step through-hole, the first pin 5 are connected with the second radial through-hole 32 of low punch 3, and the first pin 5 is used under
Punch 3 is positioned and is fixed, and low punch 3 is realized and propped up by penetrating the first pin 5 of the second radial through-hole 32 of low punch 3
Positioning, dismounting between column 4, bolt 9 are located on the inside of the other end of axial step through-hole 41, and pillar 4 passes through the second pin 8 and spiral shell
Bolt 9 is connected with plate 2, and the lower end of plate 2 is connected with bottom plate 1, and upper mounted plate 6 and bottom plate 1 are mounted on punching machine,
The both ends of guide post 11 are connected with upper mounted plate 6 and bottom plate 1 respectively, the upper end of upper punch 7 by two third pins 10 with
Upper mounted plate 6 is connected, and the lower end of the upper punch 7 is groove structure 71, and groove structure 71 connects with part major diameter fit is rushed
It touches.
Step 45 is provided on the pillar 4, the fore-and-aft distance of step 45 to 3 axis of low punch is equal to the hole inner wall of part
To the pitch-row of part end face, part end face leans against at pillar top bar 45 chamfering axis.Realize the axially position of part.
4 section Asymmetric Elliptic major radius face of the pillar be inner bore of part binding face, major radius size with by punching zero
Part internal bore radius size is consistent, and short radius is smaller 1.5mm than major radius, can ensure part surface positioning while part being facilitated smoothly to insert
Enter.
Hole of the axial step through-hole 41 of pillar 4 far from 3 one end of low punch is big, for getting pin outside pillar, with side
Just low punch 3 is replaced.
The chamfering blanking units processing of hole inner wall side only need to reselect low punch for various sizes of like parts
3, pillar 4, upper punch 7, other structures are not required to redesign and make.The inner wall chamfering punching of different parts can be realized.
Hole inner wall side chamfering blanking units are mounted on punching machine, part will be punched and be inserted in pillar 4 by three hole of part band
One end face is contacted with 4 step 45 of pillar by flat, and three holes of guarantee are unified with punch-center position, and upper punch operation punching is moved
Make, completes three hole inner chamfer punchings.
Hole inner wall side chamfering blanking units provide a kind of quick, consistency for the structural member in hole wall inner chamfer
Good processing method solves the problems, such as that the inner chamfer deflection brought is processed in old pincers worker drilling, for ensureing part inner chamfer
Processing quality and meet bayonet lock rivet force requirement, be even more important in terms of improving the quality stability of product, for other classes
There is important application value in being processed like design of part.
Claims (2)
1. a kind of hole inner wall side chamfering blanking units, it is characterised in that：Hole inner wall side chamfering blanking units constitute as follows：Under
Fixed plate (1), plate (2), low punch (3), pillar (4), the first pin (5), upper mounted plate (6), upper punch (7), the second pin
Sub (8), bolt (9), third pin (10) and guide post (11)；Wherein, the pillar (4) is the column that section is Asymmetric Elliptic
Structure, two and half arc contact jaws of Asymmetric Elliptic have a R5 chamfering structures (43), pillar (4) include axial step through-hole (41) and
Through communicating, one end of low punch (3) is for first radial through-hole (42), axial step through-hole (41) and the first radial through-hole (42)
With the epiconus structure (31) identical by feature side-wall chamfering is rushed, the second radial through-hole (32) is provided in the middle part of low punch (3),
One end of low punch (3) epiconus structure (31) is inserted on the inside of one end of the first radial through-hole (42), and the first pin (5), which is located at, to be leaned on
On the inside of the axial step through-hole (41) of nearly first radial through-hole (42) one end, the second radial direction of the first pin (5) and low punch (3)
Through-hole (32) is connected, and bolt (9) is located on the inside of the other end of axial step through-hole (41), and pillar (4) passes through the second pin (8)
It is connected with bolt (9) with plate (2), the lower end of plate (2) is connected with bottom plate (1), upper mounted plate (6) and bottom plate
(1) it is mounted on punching machine, the both ends of guide post (11) are connected with upper mounted plate (6) and bottom plate (1) respectively, upper punch (7)
Upper end is connected by two third pins (10) with upper mounted plate (6), and the lower end of the upper punch (7) is groove structure
(71), groove structure (71) is contacted with part major diameter fit is rushed.
2. according to hole inner wall side chamfering blanking units described in claim 1, it is characterised in that：It is provided with platform on the pillar (4)
The fore-and-aft distance of rank (45), step (45) to low punch (3) axis is equal to the hole inner wall chamfering axis of part to part end face
Pitch-row, part end face lean against at pillar top bar (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771684.4A CN106583520B (en) | 2016-08-31 | 2016-08-31 | A kind of hole inner wall side chamfering blanking units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771684.4A CN106583520B (en) | 2016-08-31 | 2016-08-31 | A kind of hole inner wall side chamfering blanking units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106583520A CN106583520A (en) | 2017-04-26 |
| CN106583520B true CN106583520B (en) | 2018-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610771684.4A Active CN106583520B (en) | 2016-08-31 | 2016-08-31 | A kind of hole inner wall side chamfering blanking units |
Country Status (1)
| Country | Link |
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| CN (1) | CN106583520B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424265B (en) * | 2016-08-31 | 2018-08-07 | 沈阳兴华航空电器有限责任公司 | A kind of hole inner wall chamfering blanking units and its method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010075950A (en) * | 2008-09-25 | 2010-04-08 | Akebono Brake Ind Co Ltd | Method of forming screw thread hole and method of manufacturing sheet metal support for disk brake |
| CN202021259U (en) * | 2011-03-22 | 2011-11-02 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Scrap-free inner-hole chamfer punching mould |
| CN102896462A (en) * | 2012-10-15 | 2013-01-30 | 江阴市天润机械制造有限公司 | Apparatus and method for deburring ball head by chamfering |
| CN202861168U (en) * | 2012-09-29 | 2013-04-10 | 昆山威安精密模具有限公司 | Chamfering stamping die |
| CN103128165A (en) * | 2011-11-30 | 2013-06-05 | 大连永太精密工业有限公司 | Stamping die |
| CN205966913U (en) * | 2016-08-31 | 2017-02-22 | 沈阳兴华航空电器有限责任公司 | Die -cut device of downthehole wall side chamfer |
| CN106424265A (en) * | 2016-08-31 | 2017-02-22 | 沈阳兴华航空电器有限责任公司 | Hole inner wall chamfering and punching device and method thereof |
-
2016
- 2016-08-31 CN CN201610771684.4A patent/CN106583520B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010075950A (en) * | 2008-09-25 | 2010-04-08 | Akebono Brake Ind Co Ltd | Method of forming screw thread hole and method of manufacturing sheet metal support for disk brake |
| CN202021259U (en) * | 2011-03-22 | 2011-11-02 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Scrap-free inner-hole chamfer punching mould |
| CN103128165A (en) * | 2011-11-30 | 2013-06-05 | 大连永太精密工业有限公司 | Stamping die |
| CN202861168U (en) * | 2012-09-29 | 2013-04-10 | 昆山威安精密模具有限公司 | Chamfering stamping die |
| CN102896462A (en) * | 2012-10-15 | 2013-01-30 | 江阴市天润机械制造有限公司 | Apparatus and method for deburring ball head by chamfering |
| CN205966913U (en) * | 2016-08-31 | 2017-02-22 | 沈阳兴华航空电器有限责任公司 | Die -cut device of downthehole wall side chamfer |
| CN106424265A (en) * | 2016-08-31 | 2017-02-22 | 沈阳兴华航空电器有限责任公司 | Hole inner wall chamfering and punching device and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106583520A (en) | 2017-04-26 |
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