CN203578583U - Floating positioning mechanism of die for punching flanging of thin, long and narrow part - Google Patents
Floating positioning mechanism of die for punching flanging of thin, long and narrow part Download PDFInfo
- Publication number
- CN203578583U CN203578583U CN201320801528.XU CN201320801528U CN203578583U CN 203578583 U CN203578583 U CN 203578583U CN 201320801528 U CN201320801528 U CN 201320801528U CN 203578583 U CN203578583 U CN 203578583U
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- CN
- China
- Prior art keywords
- wedge
- backboard
- locating piece
- tapered wedge
- back 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.)
- Withdrawn - After Issue
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- 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
- B21D19/082—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for making negative angles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a floating positioning mechanism of a die for punching a flanging of a thin, long and narrow part. The mechanism at least comprises two sets of drive components used for driving a flanging positioning block of the thin, long and narrow part to move upwards and downwards. One drive component comprises a drive cylinder fixed to a lower die base, a self-lubricating sliding plate and two guide lining plates and further comprises a first tapered wedge back plate and a second tapered wedge back plate laminated on the first tapered wedge back plate, wherein the end of a piston rod of each drive cylinder is in matching connection with the end of the corresponding first tapered wedge back plate through a T-shaped push block and can drive the corresponding first tapered wedge back plate to move back and forth, the front end of the upper portion of each first tapered wedge back plate is an inclined face, the rear end of the lower portion of each second tapered wedge back plate is also an inclined face, the inclination angles of the two inclined faces are identical, the two inclined faces correspond to each other or make contact with each other, the periphery of the flanging positioning block is limited, and the lower portion of the flanging positioning block is fixedly connected with the upper portions of the second tapered wedge back plates of the two drive components. According to the floating positioning mechanism, the thin, long and narrow part can be accurately and stably positioned, flanging punching quality is guaranteed and production efficiency is improved.
Description
Technical field
The utility model belongs to diel parts, is specifically related to a kind of floating positioning device of punching press elongated and narrow class parts flanged-edge mould.
Background technology
In the diel of elongated and narrow class part (header board, gusset A post, doorframe etc. on such as rear side wall) flange, the interactive wedge structure of the normal employing in its location, the locate mode of this interaction wedge structure is: before patrix eccentric swage binder, first drive the flange locating piece of counterdie to put in place; Before die sinking pickup, the flange locating piece of counterdie drives first return by retracting spring, provides pickup space, to avoid pickup to interfere.This interactive wedge structure is when diel punching press elongated and narrow class parts flanged-edge, there are the following problems: (1) interactive wedge structure complexity in meeting, make difficulty, himself precision is difficult to guarantee, the elongated and narrow class parts flanged-edge after punching press easily exists mass defect; (2), due to needs punching press elongated and narrow class parts flanged-edge,, in process of production, often there is punch insert and damage or flange locating piece stuck phenomenon in interactive wedge structure insufficient strength, causes off-production, even leads to security incident.
CN 202427820 U disclosed " with the diel of floating type pilot pin ", relate to the floating type pilot pin of mould, it comprises lower spring, rocker piece, pilot pin, back-moving spring, and pilot pin is slidably mounted on fixed head center, and back-moving spring is fixedly installed in pilot pin top; Rocker piece is slidably mounted on concave template center, and lower spring is fixedly installed in rocker piece bottom; Stripper and material strip center are passed in pilot pin bottom, and are flexibly connected with rocker piece top.Floating type pilot pin structure is arranged in last station of cylinder pad class progressive die, can improve positioning precision, avoids damaging the correcting pin-and-hole in product.Location when but this floating type pilot pin is not suitable for the punching press of elongated and narrow class parts flanged-edge, because its space that takies diel is large, cost is high, and rocker piece is easily stuck, causes off-production, affects production efficiency.
Summary of the invention
The purpose of this utility model is to provide a kind of floating positioning device of punching press elongated and narrow class parts flanged-edge, so that the accurate positioning of elongated and narrow class part is stable, guarantees elongated and narrow class parts flanged-edge stamping quality, enhances productivity.
The floating positioning device of punching press elongated and narrow class parts flanged-edge mould described in the utility model, at least comprise the drive member of two covers for impelling the flange locating piece of elongated and narrow class part to move up and down, described a set of drive member comprises the driving cylinder being fixed on die shoe, self-lubricating slide board and two blocks of guiding liner plates, also comprise be superimposed on above self-lubricating slide board and two sides and the first wedge backboard of contact of guiding liner plate be superimposed on the second wedge backboard on the first wedge backboard, the end of the piston rod of described driving cylinder is connected by the end of a "T"-shaped pushing block and described the first wedge backboard, can drive described the first wedge backboard between two blocks of guiding liner plates, between self-lubricating slide board and the second wedge backboard, move around, the top front end of described the first wedge backboard is an inclined-plane, the Ye Weiyi inclined-plane, rear end, bottom of described the second wedge backboard, the identical and mutual correspondence/contact in the angle of inclination on described two inclined-planes, the surrounding of described flange locating piece is all spacing, below it with described two cover drive member the second wedge backboard above be fixedly connected with.
Further, the back of described flange locating piece be fixedly connected on punch insert side on die shoe near, two ends above described flange locating piece respectively with corresponding below two blocks of upper limit plates that are fixedly connected on die shoe/contact, the up stroke of upper limit plate restriction flange locating piece and the free degree of left and right directions, below described flange locating piece two protuberances in front respectively be fixedly connected on two lower position blocks on die shoe above corresponding/contact, the downward storke of lower position block restriction flange locating piece, lower position block and punch insert limit the free degree of flange locating piece fore-and-aft direction jointly.
Its unsteady position fixing process is as follows:
Forcing press is opened, now driving mechanism is in returning state, the source of the gas of forcing press is given and is driven cylinder air feed, drive the piston rod rollback of cylinder, pull "T"-shaped pushing block drive first inclined-plane of wedge backboard rollback to the first wedge backboard and the inclined-plane of the second wedge backboard just to against, flange locating piece comes downwards to location, lower position block place by deadweight, along with the top shoe of forcing press is descending, the source of the gas turnover gas commutation of forcing press, drive the piston rod of cylinder to extend, promoting "T"-shaped pushing block drives the first wedge backboard to move on self-lubricating slide board, the first wedge backboard slides and acts on the second wedge backboard, till horizontal force being converted into the moving flange locating piece of trying hard to recommend of vertical direction and moving up to upper limit plate place by the second wedge backboard, elongated and narrow class part is placed on flange locating piece, patrix eccentric swage comes downwards to contact taper locating piece, and (taper locating piece is fixed on die shoe, for balance patrix eccentric swage) till, it is firm that elongated and narrow class part is located completely, the top shoe of forcing press continues descending, starting flange moves until mould closure.During die sinking, the top shoe of forcing press goes upward to mould and opens, drive the piston rod rollback of cylinder, pull "T"-shaped pushing block drive first inclined-plane of wedge backboard rollback to the first wedge backboard and the inclined-plane of the second wedge backboard just to against, flange locating piece comes downwards to lower position block place by deadweight, flange locating piece is in free state, thereby takes out smoothly the elongated and narrow class part with flange after punching press.
The utlity model has following effect:
(1) flange locating piece only moves up and down, can effectively reduce to take the width of diel, it does not need to take the space of punch insert, can guarantee the intensity of punch insert, avoid occurring that punch insert damages or flange locating piece stuck phenomenon in punching course, thereby improved production efficiency.
(2) elongated and narrow class part is located accurate stable more, the up power resources of flange locating piece are in driving cylinder, drive the source of the gas of cylinder to be provided by forcing press, dynamical stability is reliable, and meet forcing press beat, automated production meeting is more smooth and easy, has guaranteed elongated and narrow class parts flanged-edge stamping quality, also can enhance productivity.
Accompanying drawing explanation
Fig. 1 is that the utility model is arranged on the axonometric drawing on die shoe.
Fig. 2 is positioning states schematic diagram of the present utility model.
Fig. 3 is the view of returning of the present utility model.
Fig. 4 is pickup view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The floating positioning device of punching press elongated and narrow class parts flanged-edge mould as shown in Figures 1 to 4, comprise the drive member of two covers for impelling the flange locating piece 2 of elongated and narrow class part to move up and down, every cover drive member all comprises that the gas outlet of this driving cylinder of driving cylinder 10(being fixed on die shoe 12 is connected with air inlet in the other direction), self-lubricating slide board 11 and two blocks of guiding liner plates 9, also comprise be superimposed on self-lubricating slide board 11 above and the first wedge backboard 6 that two sides contact with guiding liner plate 9 be superimposed on the second wedge backboard 8 on the first wedge backboard 6, drive the end of the piston rod of cylinder 10 to be connected by the end of a "T"-shaped pushing block 7 and the first wedge backboard 6, can drive described the first wedge backboard 6 between two blocks of guiding liner plates 9, between self-lubricating slide board 11 and the second wedge backboard 8, move around, the top front end of the first wedge backboard 6 is an inclined-plane, the Ye Weiyi inclined-plane, rear end, bottom of the second wedge backboard 8, and the angle of inclination on the inclined-plane of the first wedge backboard 6 is identical with the angle of inclination on the inclined-plane of the second wedge backboard 8, and corresponding/contact mutually, the surrounding of flange locating piece 2 is all spacing, below it, is fixedly connected with above with the second wedge backboard 8 of two cover drive member.The back of flange locating piece 2 be fixedly connected on punch insert 5 sides on die shoe 12 near, flange locating piece 2 two ends above respectively with corresponding two blocks of upper limit plates 1 that are fixedly connected on die shoe 12 below/contact, below flange locating piece 2 two protuberances in front respectively be fixedly connected on two lower position blocks 3 on die shoe 12 above corresponding/contact.On die shoe 12, be provided with the taper locating piece 4 for balance patrix eccentric swage.
Self-lubricating slide board 11, guiding liner plate 9, taper locating piece 4, lower position block 3, driving cylinder 10(comprise its gas circuit annex and auxiliary line) be all standard component.The second wedge backboard 8 is standard component, the first wedge backboard 6 is for self-made components is (because need to be fixedly connected with "T"-shaped pushing block 7, and spacing with guiding liner plate 9 slide guides), the part that the first wedge backboard 6 is just the part fixing with "T"-shaped pushing block 7 and coordinates with guiding liner plate 9 with the difference of the second wedge backboard 8.Drive cylinder 10 to need firm fixing, and pass through back rest supports.The first wedge backboard 6 will do and quenches and inlay carbon-point processing, and it will be processed by quality of fit with the guiding fit clearance of guiding liner plate 9, to guarantee guide and limit effect.The perpendicularity that leads up and down of flange locating piece 2 is by guaranteeing with the fit clearance of self-lubricating slide board 11.
Its unsteady position fixing process is as follows:
Forcing press is opened, now driving mechanism is in returning state (as shown in Figure 3), the source of the gas of forcing press is given and is driven cylinder 10 air feed, drive the piston rod rollback of cylinder 10, pull "T"-shaped pushing block 7 drive the first wedge backboard 6 inclined-planes of rollback to the first wedge backboard 6 and the inclined-plane of the second wedge backboard 8 just to against, flange locating piece 2 comes downwards to lower position block 3 location, place by deadweight, along with the top shoe of forcing press is descending, the source of the gas turnover gas commutation of forcing press, drive the piston rod of cylinder 10 to extend, promoting "T"-shaped pushing block 7 drives the first wedge backboard 6 to move on self-lubricating slide board 11, the first wedge backboard 6 moves and acts on the second wedge backboard 8, by the second wedge backboard 8, horizontal force is converted into the moving flange locating piece 2 of trying hard to recommend of vertical direction and moves up to (as shown in Figure 2) till upper limit plate 1 place, elongated and narrow class part is placed on flange locating piece 2, till patrix eccentric swage comes downwards to contact taper locating piece 4, it is firm that elongated and narrow class part is located completely, the top shoe of forcing press continues descending, starting flange moves until mould closure.During die sinking, the top shoe of forcing press goes upward to mould and opens, drive the piston rod rollback of cylinder 10, pull "T"-shaped pushing block 7 drive the first wedge backboard 6 forward the inclined-plane of rollback to the first wedge backboard 6 and the inclined-plane of the second wedge backboard 8 just to against, flange locating piece 2 comes downwards to lower position block 3 places by deadweight, flange locating piece 2 is in free state (as shown in Figure 4), thereby takes out smoothly the elongated and narrow class part 13 with flange after punching press.
Claims (2)
1. the floating positioning device of a punching press elongated and narrow class parts flanged-edge mould, at least comprise the drive member of two covers for impelling the flange locating piece (2) of elongated and narrow class part to move up and down, it is characterized in that: described a set of drive member comprises the driving cylinder (10) being fixed on die shoe (12), self-lubricating slide board (11) and two blocks of guiding liner plates (9), also comprise be superimposed on above self-lubricating slide board and two sides with guiding the first wedge backboard (6) of contacting of liner plate be superimposed on the second wedge backboard (8) on the first wedge backboard, the end of the piston rod of described driving cylinder (10) is connected by a "T"-shaped pushing block (7) and the end of described the first wedge backboard, can drive described the first wedge backboard between two blocks of guiding liner plates, between self-lubricating slide board and the second wedge backboard, move around, the top front end of described the first wedge backboard (6) is an inclined-plane, the Ye Weiyi inclined-plane, rear end, bottom of described the second wedge backboard (8), the identical and mutual correspondence/contact in the angle of inclination on described two inclined-planes, the surrounding of described flange locating piece (2) is all spacing, below it, is fixedly connected with above with the second wedge backboard (8) of described two cover drive member.
2. the floating positioning device of punching press elongated and narrow class parts flanged-edge mould according to claim 1, it is characterized in that: the back of described flange locating piece (2) be fixedly connected on punch insert (5) side on die shoe (12) near, described flange locating piece (2) two ends above respectively with corresponding below the two blocks of upper limit plates (1) that are fixedly connected on die shoe (12)/contact, below described flange locating piece (2) two protuberances in front respectively be fixedly connected on two lower position blocks (3) on die shoe (12) above corresponding/contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320801528.XU CN203578583U (en) | 2013-12-09 | 2013-12-09 | Floating positioning mechanism of die for punching flanging of thin, long and narrow part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320801528.XU CN203578583U (en) | 2013-12-09 | 2013-12-09 | Floating positioning mechanism of die for punching flanging of thin, long and narrow part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203578583U true CN203578583U (en) | 2014-05-07 |
Family
ID=50576560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320801528.XU Withdrawn - After Issue CN203578583U (en) | 2013-12-09 | 2013-12-09 | Floating positioning mechanism of die for punching flanging of thin, long and narrow part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203578583U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624168A (en) * | 2013-12-09 | 2014-03-12 | 重庆长安汽车股份有限公司 | Floating locating mechanism of flanging die for stamping slender and narrow part |
| CN111039242A (en) * | 2019-12-12 | 2020-04-21 | 图斯特智能装备(焦作)有限公司 | Vertical movement anti-falling device |
-
2013
- 2013-12-09 CN CN201320801528.XU patent/CN203578583U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624168A (en) * | 2013-12-09 | 2014-03-12 | 重庆长安汽车股份有限公司 | Floating locating mechanism of flanging die for stamping slender and narrow part |
| CN103624168B (en) * | 2013-12-09 | 2016-02-03 | 重庆长安汽车股份有限公司 | A kind of floating positioning device of punching press elongated and narrow class parts flanged-edge mould |
| CN111039242A (en) * | 2019-12-12 | 2020-04-21 | 图斯特智能装备(焦作)有限公司 | Vertical movement anti-falling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20160203 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |