CN107931429A - A kind of inner and outer ring blanking and drawing rushes bottom compound die - Google Patents
A kind of inner and outer ring blanking and drawing rushes bottom compound die Download PDFInfo
- Publication number
- CN107931429A CN107931429A CN201711350538.5A CN201711350538A CN107931429A CN 107931429 A CN107931429 A CN 107931429A CN 201711350538 A CN201711350538 A CN 201711350538A CN 107931429 A CN107931429 A CN 107931429A
- Authority
- CN
- China
- Prior art keywords
- die
- punch
- blanking
- hole
- outer ring
- 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.)
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
Bottom compound die is rushed the invention discloses a kind of inner and outer ring blanking and drawing, including top mold frame, lower mold holder, fixed plate, is beaten bar, die shank, re-packed, punch-pin, the first punch-die, the second punch-die, blanking die, scraping wings, push rod and spring；Top mold frame center offers hole, and die shank is coaxially arranged with hole, and die shank is hollow structure, makes bar and is arranged in die shank, makes bar and is pierced by the lower face of die shank and is connected with and re-packs；The present invention passes through the mutual cooperation between the blanking punch in one set of die, the first punch-die, the second punch-die and punch-pin, form a blanking and drawing and rush bottom compound die, the blanking and drawing that inner and outer ring can be carried out at the same time by this compound die rushes bottom, can a punching press obtain two parts at the same time, solve the problems, such as that the processing of inner and outer ring will separate and carry out problem, not only ensure that the accuracy of manufacture of part but also reduced processing cost.
Description
Technical field
The invention belongs to Stamping Die Technology field, more particularly to a kind of inner and outer ring blanking and drawing rushes bottom compound die.
Background technology
In punch forming process, composite membrane is the important component for ensureing product quality and the accuracy of manufacture.Inside and outside guarantee
Ring blanking and drawing rushes the molding required precision in bottom, and mold design seems increasingly important.
Prior art one：Either simplex sequence is punched, and stretching, blanking, rush each step in bottom and individually carry out.Scheme two：Blanking,
Drawing is compound-rush bottom.Scheme three：Blanking, drawing, rush bottom progressive die.The single die of scheme one, mould is simple, manufactures cost
Low, working service is simple, but Product Precision is poor, low production efficiency.Scheme two, blanking and drawing carry out in compound die, rush bottom and exist
Rush in bed die and complete, production efficiency increases compared with the single die of scheme one, but since last basic skill or training's sequence of rushing exists
Carried out in single mode, make its precise decreasing, have impact on the quality of whole part.The blanking of scheme three, drawing, rush bottom progressive die,
Although overall production efficiency is high, it is adapted to large-scale production, technical requirements are high, and working service is of high cost, and the accuracy of manufacture and list
Process mould is compared and has no clear superiority.
The content of the invention
It is an object of the invention to provide a kind of inner and outer ring blanking and drawing to rush bottom compound die, to solve the above problems.
To achieve the above object, the present invention uses following technical scheme：
A kind of inner and outer ring blanking and drawing rushes bottom compound die, including top mold frame, lower mold holder, fixed plate, beat bar, die shank, re-pack,
Punch-pin, the first punch-die, the second punch-die, blanking die, scraping wings, push rod and spring；Top mold frame center offers hole, in hole
Be coaxially arranged with die shank, die shank is hollow structure, makes bar and is arranged in die shank, beat bar be pierced by die shank lower face be connected with beat
Plate；Fixed plate is bolted on the lower surface of top mold frame, the centrally disposed groove of fixed plate, groove size and re-packs
Match somebody with somebody；Bottom portion of groove both sides are provided with push-rod hole, and push rod is arranged in push-rod hole, and the top of push rod is fixedly connected with re-packing；It is fixed
The lower surface of plate has been bolted to connection the first punch-die, and both sides are provided with scraping wings in the first concave-convex mold, scraping wings
Top is contacted with the bottom of push rod, and scraping wings is fixedly connected with fixed plate；Lower mold holder is arranged on the underface of top mold frame, lower die
The upper surface of frame is fixedly installed the second punch-die, and both sides offer corresponding spring eye, bullet on the second punch-die and lower mold holder
Spring is provided with spring in hole；First concave-convex mold is sleeved on the outside of the second punch-die, passes through spiral shell in the fixed plate above the second punch-die
Bolt is fixedly installed punch-pin, and punch-pin is arranged in the second punch-die；Blanking die is set on the outside of the first concave-convex mold；First is concavo-convex
The lower end of mould withstands on spring top；When making bar and moving downward, fixed plate is driven to move downward compression spring.
Further, the both sides of top mold frame are provided with through hole；Through hole corresponding with top mold frame is provided with lower mold holder, on
Guide sleeve is provided with the through hole of mould bases, guide post is provided with guide sleeve, the lower end of guide post is inserted in the through hole in lower mold holder.
Further, the upper end of top mold frame through hole, which is bolted, is provided with dustproof cover.
Further, the top of spring is fixedly installed top plate, and the lower end of the first concave-convex mold is withstood on top plate.
Further, the upper surface of blanking die is provided with stripper.
Further, die shank and rubber is provided between re-packing.
Compared with prior art, the present invention has following technique effect：
The present invention passes through the phase between the blanking punch in one set of die, the first punch-die, the second punch-die and punch-pin
Mutually coordinate, form a blanking and drawing and rush bottom compound die, the blanking and drawing that inner and outer ring can be carried out at the same time by this compound die rushes
Bottom, can a punching press obtain two parts at the same time, solve the problems, such as inner and outer ring processing will separate carry out problem, both ensured
The accuracy of manufacture of part reduces processing cost again.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the first punch-die structure diagram；
Fig. 3 is the second punch-die structure diagram；
Fig. 4 is punch structure schematic diagram；
Fig. 5 is blanking die structure diagram；
1 lower mold holder of reference numeral；2 guide posts；3 guide sleeves；4 top mold frames；6 dustproof covers；7 fixed plates；9 push rods；10 dozens of bars；11 moulds
Handle；12 rubber；13 re-pack；15 punch-pin；17 first punch-dies；18 scraping wings；19 strippers；20 blanking dies；21 top plates；22
Two punch-dies；24 springs.
Embodiment
Below in conjunction with attached drawing, the present invention is further described：
- Fig. 5 is please referred to Fig.1, a kind of inner and outer ring blanking and drawing rushes bottom compound die, including top mold frame 4, lower mold holder 1, fixed plate
7th, beat bar 10, die shank 11, the 13, punch-pin 15 that re-packs, the first punch-die 17, the second punch-die 22, blanking die 20, scraping wings 18,
Push rod 9 and spring 24；4 center of top mold frame offers hole, and die shank 11 is coaxially arranged with hole, and die shank 11 is hollow structure, makes bar
10 are arranged in die shank 11, make bar 10 and are pierced by the lower face of die shank 11 and are connected with and re-pack 13；Fixed plate 7 is bolted on
The lower surface of mould bases 4, the centrally disposed groove of fixed plate 7, groove size and 13 matchings that re-pack；Bottom portion of groove both sides, which are provided with, to push away
Rod aperture, push rod 9 are arranged in push-rod hole, and the top of push rod 9 13 is fixedly connected with re-packing；The lower surface of fixed plate 7 passes through bolt
The first punch-die 17 is fixedly connected with, both sides are provided with scraping wings 18, top and the push rod 9 of scraping wings 18 in the first concave-convex mold 17
Bottom contact, and scraping wings 18 is fixedly connected with fixed plate 7；Lower mold holder 1 is arranged on the underface of top mold frame 4, lower mold holder 1
Upper surface is fixedly installed the second punch-die 22, and both sides offer corresponding spring eye, spring on the second punch-die and lower mold holder 1
Spring 24 is provided with hole；First concave-convex mold 17 is sleeved on the outside of the second punch-die 22, in the fixed plate 7 of the top of the second punch-die 22
It is bolted and is provided with punch-pin 15, punch-pin 15 is arranged in the second punch-die 22；It is concavo-convex that blanking die 20 is set in first
The outside of mould 17；The lower end of first concave-convex mold 17 withstands on the top of spring 24；When making bar 10 and moving downward, drive fixed plate 7 downward
Motion compresses spring 24.
The both sides of top mold frame 4 are provided with through hole；Through hole corresponding with top mold frame 4, top mold frame 4 are provided with lower mold holder 1
Through hole in be provided with guide sleeve 3, guide post 2 is provided with guide sleeve 3, the lower end of guide post 2 is inserted in the through hole in lower mold holder 1.
The upper end of 4 through hole of top mold frame, which is bolted, is provided with dustproof cover 6.
The top of spring 24 is fixedly installed top plate 21, and the lower end of the first concave-convex mold 17 is withstood on top plate 21.
The upper surface of blanking die 20 is provided with stripper 19.
Die shank 11 and re-pack and be provided with rubber 12 between 13.
When material enters mould from front, forcing press is re-packed using bar promotion is played, and is re-packed and is promoted fixed plate and first
Convex-concave mold compression spring moves downward, and falling for outer shroud is completed under being acted at this time due to the second punch-die being fixed on lower mold holder
Material drawing completes inner ring drawing under the punch-pin effect on upper fixing plates are and rushes bottom with rushing bottom.When pressure disappears,
Mould returns to original position using rubber and spring.
Claims (6)
1. a kind of inner and outer ring blanking and drawing rushes bottom compound die, it is characterised in that including top mold frame (4), lower mold holder (1), fixed plate
(7), beat bar (10), die shank (11), re-pack (13), punch-pin (15), the first punch-die (17), the second punch-die (22), blanking it is recessed
Mould (20), scraping wings (18), push rod (9) and spring (24)；Top mold frame (4) center offers hole, and die shank is coaxially arranged with hole
(11), die shank (11) is hollow structure, makes bar (10) and is arranged in die shank (11), beats the lower face that bar (10) is pierced by die shank (11)
It is connected with re-pack (13)；Fixed plate (7) is bolted on the lower surface of top mold frame (4), fixed plate (7) it is centrally disposed recessed
Groove, groove size with re-pack (13) match；Bottom portion of groove both sides are provided with push-rod hole, and push rod (9) is arranged in push-rod hole, push rod
(9) top with re-pack (13) be fixedly connected；The lower surface of fixed plate (7) has been bolted to connection the first punch-die
(17), the first concave-convex mold (17) interior both sides are provided with scraping wings (18), and the top and the bottom of push rod (9) of scraping wings (18) connect
Touch, and scraping wings (18) is fixedly connected with fixed plate (7)；Lower mold holder (1) is arranged on the underface of top mold frame (4), lower mold holder (1)
Upper surface be fixedly installed the second punch-die (22), both sides offer corresponding spring on the second punch-die and lower mold holder (1)
Hole, is provided with spring (24) in spring eye；First concave-convex mold (17) is sleeved on the outside of the second punch-die (22), the second punch-die (22)
It is bolted in the fixed plate (7) of top and is provided with punch-pin (15), punch-pin (15) is arranged in the second punch-die (22)；Fall
Material cavity plate (20) is set on the outside of the first concave-convex mold (17)；The lower end of first concave-convex mold (17) is withstood at the top of spring (24)；When beating
When bar (10) moves downward, fixed plate (7) is driven to move downward compression spring (24).
2. a kind of inner and outer ring blanking and drawing according to claim 1 rushes bottom compound die, it is characterised in that top mold frame (4)
Both sides are provided with through hole；It is provided with lower mold holder (1) and corresponding through hole in top mold frame (4), the interior setting of through hole of top mold frame (4)
There is guide sleeve (3), be provided with guide post (2) in guide sleeve (3), the lower end of guide post (2) is inserted in the through hole in lower mold holder (1).
3. a kind of inner and outer ring blanking and drawing according to claim 2 rushes bottom compound die, it is characterised in that top mold frame (4) is logical
The upper end in hole, which is bolted, is provided with dustproof cover (6).
4. a kind of inner and outer ring blanking and drawing according to claim 1 rushes bottom compound die, it is characterised in that the top of spring (24)
End is fixedly installed top plate (21), and the lower end of the first concave-convex mold (17) is withstood on top plate (21).
5. a kind of inner and outer ring blanking and drawing according to claim 1 rushes bottom compound die, it is characterised in that blanking die (20)
Upper surface be provided with stripper (19).
6. a kind of inner and outer ring blanking and drawing according to claim 1 rushes bottom compound die, it is characterised in that die shank (11) and beats
Rubber (12) is provided between plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350538.5A CN107931429B (en) | 2017-12-15 | 2017-12-15 | Composite die for blanking, deep drawing and bottom drawing of inner ring and outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350538.5A CN107931429B (en) | 2017-12-15 | 2017-12-15 | Composite die for blanking, deep drawing and bottom drawing of inner ring and outer ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107931429A true CN107931429A (en) | 2018-04-20 |
| CN107931429B CN107931429B (en) | 2023-06-30 |
Family
ID=61944387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350538.5A Active CN107931429B (en) | 2017-12-15 | 2017-12-15 | Composite die for blanking, deep drawing and bottom drawing of inner ring and outer ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107931429B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02205211A (en) * | 1989-02-03 | 1990-08-15 | Akebono Brake Ind Co Ltd | Blank holder and knockout mechanism in circular drawing press die and their method |
| WO2014048092A1 (en) * | 2012-09-28 | 2014-04-03 | 机械科学研究总院先进制造技术研究中心 | Manufacturing method and device for automobile spring seat |
| CN204035358U (en) * | 2014-08-26 | 2014-12-24 | 安徽工程大学 | A kind of electric switch web-roll core blanking and drawing punching hole composite die |
| CN205926794U (en) * | 2016-06-12 | 2017-02-08 | 甘肃机电职业技术学院 | Punching composite die |
| CN207592571U (en) * | 2017-12-15 | 2018-07-10 | 长安大学 | A kind of inner and outer ring blanking and drawing rushes bottom compound die |
-
2017
- 2017-12-15 CN CN201711350538.5A patent/CN107931429B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02205211A (en) * | 1989-02-03 | 1990-08-15 | Akebono Brake Ind Co Ltd | Blank holder and knockout mechanism in circular drawing press die and their method |
| WO2014048092A1 (en) * | 2012-09-28 | 2014-04-03 | 机械科学研究总院先进制造技术研究中心 | Manufacturing method and device for automobile spring seat |
| CN204035358U (en) * | 2014-08-26 | 2014-12-24 | 安徽工程大学 | A kind of electric switch web-roll core blanking and drawing punching hole composite die |
| CN205926794U (en) * | 2016-06-12 | 2017-02-08 | 甘肃机电职业技术学院 | Punching composite die |
| CN207592571U (en) * | 2017-12-15 | 2018-07-10 | 长安大学 | A kind of inner and outer ring blanking and drawing rushes bottom compound die |
Non-Patent Citations (1)
| Title |
|---|
| 赵侠;李飞;: "上盖冲压工艺与模具设计" * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107931429B (en) | 2023-06-30 |
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