CN106541032B - Guide pin drives the curved mode structure and its method of work of the accurate twisting formation of screw channel - Google Patents
Guide pin drives the curved mode structure and its method of work of the accurate twisting formation of screw channel Download PDFInfo
- Publication number
- CN106541032B CN106541032B CN201710032057.3A CN201710032057A CN106541032B CN 106541032 B CN106541032 B CN 106541032B CN 201710032057 A CN201710032057 A CN 201710032057A CN 106541032 B CN106541032 B CN 106541032B
- Authority
- CN
- China
- Prior art keywords
- tablet
- screw channel
- torsion bar
- die holder
- bar
- 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.)
- Expired - Fee Related
Links
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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/14—Twisting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The present invention relates to the curved mode structures and its method of work of a kind of guide pin driving accurate twisting formation of screw channel, it is characterised in that：The wherein curved mode structure of the guide pin driving accurate twisting formation of screw channel, including fixed die holder and the upper mold seat that can be lifted with respect to die holder, the die holder is equipped with tablet positioning mould holder, the positioning mould holder is equipped with tablet slot, certain material bar is hinged on the die holder, the bar of material surely is equipped with tablet clamping slot；The upper mold seat lower part is equipped with punch saddle, torsion bar is equipped in the through-hole of the punch saddle, the peripheral wall of the torsion bar is equipped with four point of one circle screw channel, the ejector pin that end is resisted against on screw channel is equipped in the slot of the punch saddle side, the torsion bar lower surface is conducive to the conduit that tablet stretches into.The torsion processing of piece class workpiece can be realized in the curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention with one set of die, it is completed without multiple working procedure, it enormously simplifies production and improves production efficiency, the mechanism of the torsion, it can also solve the problems, such as many similar sheet metal structures, at home and abroad still belong to blank, economic benefit is fairly obvious.
Description
Technical field：
The present invention relates to the curved mode structures and its method of work of a kind of guide pin driving accurate twisting formation of screw channel.
Background technology：
In practical sheet metal production, a technical barrier is always considered as to the torsion forming of tablet；
In the torsion processing of piece class part, multiple working procedure is generally required to complete, and be difficult to the precision for reaching product
It is required that lead to the generation of many waste products.
Invention content：
The purpose of the present invention is to be to provide curved mode structure and its work of a kind of guide pin driving accurate twisting formation of screw channel
Method, the guide pin drive the curved mode structure reasonable design of the accurate twisting formation of screw channel, are conducive to single process and piece class can be realized
The torsion processing of part.
The present invention's is adopted the technical scheme that：
The curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention, it is characterised in that：Including fixed die holder
With can opposite die holder lifting upper mold seat, the die holder is equipped with tablet positioning mould holder, and the positioning mould holder is equipped with material
Film trap, certain material bar is hinged on the die holder, and the bar of material surely is equipped with tablet clamping slot；The upper mold seat lower part is equipped with
Punch saddle is equipped with torsion bar in the through-hole of the punch saddle, and the peripheral wall of the torsion bar is equipped with four point of one circle screw channel, described
The ejector pin that end is resisted against on screw channel is equipped in the slot of punch saddle side, the torsion bar lower surface is conducive to tablet
The conduit stretched into.
Further, one side of something of above-mentioned tablet slot positioning tablet expects other one side of something of the clamping slot positioning tablet of bar surely.
Further, the top of above-mentioned torsion bar is equipped with recessed groove, and the slot bottom of the recessed groove is tapered, in the slot of recessed groove
Bottom is equipped with steel ball, and pressure block is equipped with above steel ball, compression spring is equipped between upper mold seat above the pressure block.
Further, the opposite side of above-mentioned ejector pin is equipped with cam lever of the remote branch of a clan point surface action in torsion bar peripheral wall surfaces, described
Cam lever is hinged on by backing pin on punch saddle, and the die holder is equipped with stud and is located at and is threadedly coupled down thereon with it
Ring is limited, the free end of the cam lever is swung after upper mold seat decline to tilt, and makes the remote fulcrum surface clamping torsion bar of cam lever.
Further, the top of above-mentioned stud is equipped with the upper limit ring being threadedly coupled with it, is equipped with and adjusts below the upper limit ring
Save nut.
Further, the free end of above-mentioned cam lever is connected to the side of punch saddle by a spring.
The method of work of the curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention, it is characterised in that：Wherein lead
The curved mode structure of the pin driving accurate twisting formation of screw channel includes fixed die holder and the upper mold seat that can be lifted with respect to die holder, institute
Die holder is stated equipped with tablet positioning mould holder, the positioning mould holder is equipped with tablet slot, and certain material is hinged on the die holder
Bar, the bar of material surely are equipped with tablet clamping slot；The upper mold seat lower part is equipped with punch saddle, in the through-hole of the punch saddle
Torsion bar is equipped with, the peripheral wall of the torsion bar is equipped with four point of one circle screw channel, end is equipped in the slot of the punch saddle side
Head is resisted against the ejector pin on screw channel, and the torsion bar lower surface is conducive to the conduit that tablet stretches into；It, first need to be under during work
The material bar of determining of die holder is in opening state, and tablet is put into the tablet slot of positioning mould holder, is returned again material bar is determined toward left side after complete
Turn, clamp tablet；Then upper mold seat undershoot, the linear type conduit of torsion bar lower end are inserted in the upper end of tablet immediately, until tablet arrives
Up to channel floor, upper mold seat continues undershoot, and ejector pin at this time starts to act with screw channel, acts torsion bar revolution, until undershoot
At the end of, tablet is the torsion processing of 90 degree of completion.
Further, above-mentioned die holder is equipped with stud and is located at the lower limit ring being threadedly coupled thereon with it, the stud
Top be equipped with the upper limit ring that is threadedly coupled with it, be equipped with adjusting nut below the upper and lower limit ring, drop to institute in upper mold seat
The free end for stating cam lever is blocked and is upwarped by lower limit ring, makes the remote fulcrum surface clamping torsion bar of cam lever, stops torsion bar and continues
Decline；The simultaneously bottom is blocked in the free end that the cam lever is risen in die holder by upper limit ring, makes the remote fulcrum surface of cam lever
Unclamp the compressing to torsion bar.
Piece class workpiece can be realized in the curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention with one set of die
Torsion processing, completed without multiple working procedure, enormously simplify production and improve production efficiency, the mechanism of the torsion,
It can solve the problems, such as many similar sheet metal structures, at home and abroad still belong to blank, economic benefit is fairly obvious.
Description of the drawings：
Fig. 1 is the organigram of product after tablet processing；
Fig. 2 is the vertical view of die holder of the present invention；
Fig. 3 is the bottom view of upper mold seat of the present invention；
Fig. 4 is the sectional view of die opening state of the present invention；
Fig. 5 is the sectional view of molding state of the present invention.
Specific embodiment：
In order to make advantages of the present invention, purpose, technical solution of greater clarity, the present invention is carried out below in conjunction with the accompanying drawings
Further explanation explanation.
The curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention includes fixed die holder 1 and can be with respect to lower die
The upper mold seat 2 of 1 lifting of seat, the die holder 1 are equipped with tablet positioning mould holder 3, and the positioning mould holder 3 is equipped with tablet slot 4, institute
It states and certain material bar 5 is hinged on die holder 1, the bar 5 of material surely is equipped with tablet clamping slot 6；2 lower part of upper mold seat is equipped with punching
Headstock block 7, torsion bar 9 is equipped in the through-hole 8 of the punch saddle 7, and the peripheral wall of the torsion bar 9 is equipped with four point of one circle screw channel
10, the ejector pin 11 that end is resisted against on screw channel 10,9 lower surface of torsion bar are equipped in the slot of 7 side of punch saddle
Equipped with the conduit 12 for being conducive to tablet and stretching into, which is "-" type.9 lower end of torsion bar namely in face of that face of lower die,
And mill out the width of linear type material thickness and the conduit 12 of appropriate depth by milling cutter.
Further, to facilitate installation, one side of something of above-mentioned tablet slot 4 positioning tablet A, expects that the clamping slot 6 of bar positions surely
Other one side of something of tablet.
Further, in order to reduce friction, torsion bar 9 is allow more preferably to reverse, the top of torsion bar 9 is equipped with recessed groove 13, institute
The slot bottom for stating recessed groove is tapered, is equipped with steel ball 14 in the slot bottom of recessed groove 13, pressure block 15 is equipped with above steel ball, described to hold
Compression spring 16 is equipped between 15 top of briquetting and upper mold seat 2.Even if above-mentioned construction torsion bar revolution, causes some cunnings between steel ball
It is mobile to make to occur, but compression spring 16 is not and then to turn round.
Further, for the ease of clamping torsion bar 9, the opposite side of above-mentioned ejector pin 11 is equipped with remote branch of a clan point surface action in torsion bar
The cam lever 17 of peripheral wall surfaces, the cam lever 17 are hinged on by backing pin 23 on punch saddle 7, and the die holder 1 is equipped with spiral shell
Column 18 and the lower limit ring 19 being threadedly coupled thereon with it is located at, the free end of the cam lever is swung after upper mold seat decline sticks up
It rises, makes the remote fulcrum surface clamping torsion bar 9 of cam lever.
Further, for the ease of loosening torsion bar 9, the top of above-mentioned stud 18 is equipped with the upper limit ring being threadedly coupled with it
20, the upper limit ring lower section is equipped with adjusting nut 21.After upper and lower limit ring highly regulates, the adjusting nut 21 below them
That is lockable upper and lower limit ring.
Further, the free end of above-mentioned cam lever is connected to the side of punch saddle by a spring 22.Spring 22 is
For lifting the free end of cam lever, but pulling force is not strong, is only when free state is presented in cam lever, makees its holding level
With.
The method of work of the curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention, wherein guide pin driving screw channel essence
The curved mode structure of true twisting formation includes fixed die holder and the upper mold seat that can be lifted with respect to die holder, is set on the die holder
There is tablet positioning mould holder, the positioning mould holder is equipped with tablet slot, and certain material bar is hinged on the die holder, described to expect bar surely
It is equipped with tablet clamping slot；The upper mold seat lower part is equipped with punch saddle, is equipped with torsion bar in the through-hole of the punch saddle, institute
The peripheral wall for stating torsion bar is equipped with four point of one circle screw channel, and being equipped with end in the slot of the punch saddle side is resisted against on screw channel
Ejector pin, the torsion bar lower surface is conducive to the conduit that tablet stretches into；During work, it need to determine at material bar in die holder first
In opening state, tablet is put into the tablet slot of positioning mould holder, is turned round again material bar is determined toward left side after complete, clamps tablet；It connects
Upper mold seat undershoot, the linear type conduit of torsion bar lower end is inserted in the upper end of tablet immediately, until tablet reaches channel floor, upper mold
Seat continues undershoot, and ejector pin at this time starts to act with screw channel, acts torsion bar revolution, at the end of undershoot, tablet, that is, complete
It is processed into 90 degree of torsions.
Further, above-mentioned die holder is equipped with stud and is located at the lower limit ring being threadedly coupled thereon with it, the stud
Top be equipped with the upper limit ring that is threadedly coupled with it, be equipped with adjusting nut below the upper and lower limit ring, drop to institute in upper mold seat
The free end for stating cam lever is blocked and is upwarped by lower limit ring, makes the remote fulcrum surface clamping torsion bar of cam lever, stops torsion bar and continues
Decline；The simultaneously bottom is blocked in the free end that the cam lever is risen in die holder by upper limit ring, makes the remote fulcrum surface of cam lever
Unclamp the compressing to torsion bar.
Piece class workpiece can be realized in the curved mode structure of the guide pin driving accurate twisting formation of screw channel of the present invention with one set of die
Torsion processing, completed without multiple working procedure, enormously simplify production and improve production efficiency, the mechanism of the torsion,
It can solve the problems, such as many similar sheet metal structures, at home and abroad still belong to blank, economic benefit is fairly obvious.
Claims (8)
1. a kind of curved mode structure of the guide pin driving accurate twisting formation of screw channel, it is characterised in that：Including fixed die holder and can
With respect to the upper mold seat of die holder lifting, the die holder is equipped with tablet positioning mould holder, and the positioning mould holder is equipped with tablet slot,
Certain material bar is hinged on the die holder, the bar of material surely is equipped with tablet clamping slot；The upper mold seat lower part is equipped with punch
Saddle, torsion bar is equipped in the through-hole of the punch saddle, and the peripheral wall of the torsion bar is equipped with a quarter circle screw channel, the punching
The ejector pin that end is resisted against on screw channel is equipped in the slot of headstock block side, the torsion bar lower surface is conducive to tablet and stretches
The conduit entered.
2. the curved mode structure of the guide pin driving accurate twisting formation of screw channel according to claim 1, it is characterised in that：The material
Film trap positions one side of something of tablet, expects other one side of something of the clamping slot positioning tablet of bar surely.
3. the curved mode structure of the guide pin driving accurate twisting formation of screw channel according to claim 1, it is characterised in that：The torsion
The top of bar is equipped with recessed groove, and the slot bottom of the recessed groove is tapered, is equipped with steel ball in the slot bottom of recessed groove, is set above steel ball
There is pressure block, compression spring is equipped between upper mold seat above the pressure block.
4. the curved mode structure of the guide pin driving accurate twisting formation of screw channel according to claim 3, it is characterised in that：The top
The opposite side of pin is equipped with cam lever of the remote branch of a clan point surface action in torsion bar peripheral wall surfaces, and the cam lever is hinged on punch by backing pin
On saddle, the die holder is equipped with stud and is located at the lower limit ring being threadedly coupled thereon with it, the free end of the cam lever
It swings and tilts after upper mold seat decline, make the remote fulcrum surface clamping torsion bar of cam lever.
5. the curved mode structure of the guide pin driving accurate twisting formation of screw channel according to claim 4, it is characterised in that：The spiral shell
The top of column is equipped with the upper limit ring being threadedly coupled with it, and adjusting nut is equipped with below the upper limit ring.
6. the curved mode structure of the guide pin driving accurate twisting formation of screw channel according to claim 4, it is characterised in that：It is described convex
The free end of wheel bar is connected to the side of punch saddle by a spring.
7. a kind of method of work of the curved mode structure of the guide pin driving accurate twisting formation of screw channel, it is characterised in that：Wherein guide pin drives
The curved mode structure of the accurate twisting formation of dynamic screw channel includes fixed die holder and the upper mold seat that can be lifted with respect to die holder, under described
Die holder is equipped with tablet positioning mould holder, and the positioning mould holder is equipped with tablet slot, and certain material bar, institute are hinged on the die holder
It states and determines material bar equipped with tablet clamping slot；The upper mold seat lower part is equipped with punch saddle, is worn in the through-hole of the punch saddle
There is torsion bar, the peripheral wall of the torsion bar is equipped with a quarter circle screw channel, end is equipped in the slot of the punch saddle side
The ejector pin being resisted against on screw channel, the torsion bar lower surface are conducive to the conduit that tablet stretches into；It, first need to be in lower die during work
The material bar of determining of seat is in opening state, and tablet is put into the tablet slot of positioning mould holder, is turned round again material bar is determined toward left side after complete,
Tablet is determined in clamping；Then upper mold seat undershoot, the linear type conduit of torsion bar lower end are inserted in the upper end of tablet immediately, until tablet reaches
Channel floor, upper mold seat continue undershoot, and ejector pin at this time starts to act with screw channel, acts torsion bar revolution, until undershoot knot
Shu Shi, tablet are the torsion processing of 90 degree of completion.
8. the curved mode structure method of work of the guide pin driving accurate twisting formation of screw channel according to claim 7, feature exist
In：The die holder is equipped with stud and is located at the lower limit ring being threadedly coupled thereon with it, and the top of the stud is equipped with and it
The upper limit ring of threaded connection, the upper and lower limit ring lower section are equipped with adjusting nut, drop to the freedom of the cam lever in upper mold seat
End is blocked and is upwarped by lower limit ring, makes the remote fulcrum surface clamping torsion bar of cam lever, stops torsion bar and continues to decline；On die holder
The simultaneously bottom is blocked in the free end for being raised to cam lever by upper limit ring, makes compressing of the remote fulcrum surface release of cam lever to torsion bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032057.3A CN106541032B (en) | 2017-01-17 | 2017-01-17 | Guide pin drives the curved mode structure and its method of work of the accurate twisting formation of screw channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032057.3A CN106541032B (en) | 2017-01-17 | 2017-01-17 | Guide pin drives the curved mode structure and its method of work of the accurate twisting formation of screw channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106541032A CN106541032A (en) | 2017-03-29 |
| CN106541032B true CN106541032B (en) | 2018-06-15 |
Family
ID=58398377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710032057.3A Expired - Fee Related CN106541032B (en) | 2017-01-17 | 2017-01-17 | Guide pin drives the curved mode structure and its method of work of the accurate twisting formation of screw channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106541032B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU496078A1 (en) * | 1974-06-17 | 1975-12-25 | Предприятие П/Я Р-6644 | Sequence Stamp for Sheet Metal Parts |
| DE2826989A1 (en) * | 1978-05-26 | 1979-11-29 | Bbc Brown Boveri & Cie | Continuously twisted metal strip for flow machine blade - uses die aligned at right angles to axes of pairs of rollers |
| SU1459762A1 (en) * | 1987-02-05 | 1989-02-23 | А.П.Панкратьев и В.М.Шуров | Arrangement for twisting strip billets to spiral |
| CN102327939A (en) * | 2011-07-08 | 2012-01-25 | 昆山飞宇精密模具有限公司 | Strip material twisting die structure |
| CN104384272A (en) * | 2014-11-17 | 2015-03-04 | 汝州郑铁三佳道岔有限公司 | Twisting and clamping device with platform for steel rail |
| CN204294702U (en) * | 2014-11-17 | 2015-04-29 | 汝州郑铁三佳道岔有限公司 | A kind of rail clamping twist and warping device |
| KR101620855B1 (en) * | 2015-08-07 | 2016-05-13 | 전덕용 | device for manufacturing twist drill |
| CN206455071U (en) * | 2017-01-17 | 2017-09-01 | 福州大学 | Pilot pin drives the curved mode structure of the accurate twisting formation of screw channel |
-
2017
- 2017-01-17 CN CN201710032057.3A patent/CN106541032B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU496078A1 (en) * | 1974-06-17 | 1975-12-25 | Предприятие П/Я Р-6644 | Sequence Stamp for Sheet Metal Parts |
| DE2826989A1 (en) * | 1978-05-26 | 1979-11-29 | Bbc Brown Boveri & Cie | Continuously twisted metal strip for flow machine blade - uses die aligned at right angles to axes of pairs of rollers |
| SU1459762A1 (en) * | 1987-02-05 | 1989-02-23 | А.П.Панкратьев и В.М.Шуров | Arrangement for twisting strip billets to spiral |
| CN102327939A (en) * | 2011-07-08 | 2012-01-25 | 昆山飞宇精密模具有限公司 | Strip material twisting die structure |
| CN104384272A (en) * | 2014-11-17 | 2015-03-04 | 汝州郑铁三佳道岔有限公司 | Twisting and clamping device with platform for steel rail |
| CN204294702U (en) * | 2014-11-17 | 2015-04-29 | 汝州郑铁三佳道岔有限公司 | A kind of rail clamping twist and warping device |
| KR101620855B1 (en) * | 2015-08-07 | 2016-05-13 | 전덕용 | device for manufacturing twist drill |
| CN206455071U (en) * | 2017-01-17 | 2017-09-01 | 福州大学 | Pilot pin drives the curved mode structure of the accurate twisting formation of screw channel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106541032A (en) | 2017-03-29 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20210117 |