CN208929022U - A kind of annulus drawing forming mold - Google Patents
A kind of annulus drawing forming mold Download PDFInfo
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- CN208929022U CN208929022U CN201821550378.9U CN201821550378U CN208929022U CN 208929022 U CN208929022 U CN 208929022U CN 201821550378 U CN201821550378 U CN 201821550378U CN 208929022 U CN208929022 U CN 208929022U
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- annulus
- fixed plate
- lower die
- die holder
- push rod
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Abstract
The utility model discloses a kind of annulus drawing forming molds, belong to drawing and forming technical field, its key points of the technical solution are that including lower die holder, the lower die being fixedly arranged at the top of lower die holder, the upper die holder being set to above lower die and the upper mold for being fixedly arranged on upper die holder bottom, lower die includes that support plate and sliding are connected to fixed plate above support plate, punch-pin is installed at the top of support plate, the center of fixed plate offers the centre bore passed through for punch-pin, is provided with blanking device on the lower die holder；The blanking device includes the support rod being vertically fixedly arranged at the top of lower die holder and the arc push rod for being rotationally connected with support bar top, and the annulus in fixed plate is pushed down at the top that arc push rod can turn to fixed plate.The utility model solves the problems, such as that the annulus after processing in upper mold is not easy to remove, and by the way that blanking device is arranged on upper die holder, has achieved the effect that convenient for removing annulus.
Description
Technical field
The utility model relates to drawing and forming technical fields, more specifically, it is related to a kind of annulus drawing forming mold.
Background technique
Stretch forming is to a kind of improved technology of shaping mould inloading part structure, and advantage under the action of the spring can be automatic
Inloading part, improve inloading part efficiency, not part of damage, mould structure is simple, reduces manufacturing cost, shorten the manufacturing cycle, using,
It is easy to maintain.
Under the action of load, by the constraint of mold cavity shapes, boundary constantly changes plate.In whole deformation process
In, certain boundary parts of material may be contacted gradually with mold and become restrained boundary, meanwhile, some this controlled material
Material surface may be detached from the contact with die surface and become free boundary again, this is a dynamic change procedure.For
Believable result is obtained, with finite element numerical simulation sheet forming process, it is necessary to appropriate method come the several of descriptive model
What shape selects suitable Contact Algorithm, selects suitable frictional model.
A kind of annulus needs its being drawn into the annulus 1 that middle part is in boss-shaped by 1 shape of annulus, which needs referring to Fig. 1
Use a kind of drawing forming mold.
A kind of drawing forming mold, referring to figs. 2 and 3, including upper die holder 2, the upper mold 21 that is fixedly arranged on 2 bottom of upper die holder,
Lower die holder 3 and the lower die 31 for being fixedly arranged on 3 top of lower die holder, lower die 31 include that support plate 311 and sliding are connected to support plate
The fixed plate 312 of 311 tops, the center of fixed plate 312 offer centre bore 3124, fixed at the top center of support plate 311
There is the punch-pin 3111 of boss-shaped, centre bore 3124 is located at the surface of punch-pin 3111, and the bottom of upper mold 21 is offered for punch-pin
The shrinkage pool 211 in boss-shaped of 3111 grafting.When work, annulus 1 is placed in fixed plate 312,21 strip of upper mold moves upper mold
21 downward punching presses, upper mold 21 push fixed plate 312 to move down, the middle part of annulus 1 are made to be drawn into boss-shaped on punch-pin 3111.
But have the following deficiencies in above-mentioned drawing forming mold: after 1 drawing and forming of annulus, annulus 1 is located at fixed plate
312 top needs manpower work to remove it from fixed plate 312, and for annulus 1 by 21 punch forming of upper mold, the bottom of annulus 1 is easy
It is pasted on the top of fixed plate 312, is not easy to remove from the top of fixed plate 312 so as to cause annulus 1.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of annulus drawing forming mold,
It is provided with blanking device on the lower die seat, blanking device facilitates removes the annulus of drawing and forming from upper mold.
To achieve the above object, the utility model provides following technical solution:
A kind of annulus drawing forming mold including lower die holder, the lower die being fixedly arranged at the top of lower die holder, is set to above lower die
Upper die holder and be fixedly arranged on the upper mold of upper die holder bottom, lower die includes that support plate and sliding are connected to consolidating above support plate
Fixed board, is installed with punch-pin at the top of support plate, and the center of fixed plate offers the centre bore passed through for punch-pin, on the lower die holder
It is provided with blanking device；The blanking device includes the support rod being vertically fixedly arranged at the top of lower die holder and is rotationally connected with support
The annulus in fixed plate is pushed down at arc push rod at the top of bar, the top that arc push rod can turn to fixed plate.
By using above scheme, annulus is placed in the top of fixed plate, downwards to annulus punching press, punch-pin will be justified upper mold
It is pushed up on circumferential direction, punch-pin, fixed plate and upper mold cooperate jointly stretches annulus, keeps arc push rod hinged with support rod around it
Point is rotated to the top of fixed plate, and the annulus terminated will be stretched at the top of fixed plate and is pulled down at the top of fixed plate, compared to tradition
Craft annulus is removed from fixed plate, it is more convenient quickly to remove annulus from fixed plate.
Preferably, one end of the arc push rod is installed with the hand-held part pushed convenient for manpower.
By using above scheme, when pushing down arc push rod by the annulus at the top of fixed plate, hand-held part is rotated, is conveniently made
Arc push rod is rotated around fixed link.
Preferably, one end of the arc push rod is provided with reset spring, one end of reset spring is fixedly connected on arc
On push rod, the other end is fixedly connected on arc push rod.
By using above scheme, hand-held part is pushed, rotates arc push rod to the top of fixed plate, arc push plate pulls
Reset spring makes reset spring diastole, and when arc push rod pushes down the annulus in fixed plate, hand disappears to the thrust of arc push rod,
Reset spring is shunk, and arc push rod is pulled to return to original position.
Preferably, offering card slot at the top of the fixed plate, the diameter of card slot and the outer diameter of annulus are identical.
Make to be connected in card slot on the outside of annulus when placing annulus by using above scheme, be convenient for annulus and fixation
Plate is fixed, and prevents the position of annulus when upper mold downward punching press from moving.
Preferably, the side at the top of the fixed plate far from arc push rod offers the through slot being connected to card slot, through slot is same
Blanking groove is installed on the lower die holder of side, the top of blanking groove and through slot are on a horizontal plane.
By using above scheme, rotating push-rod, the annulus in card slot can be pushed into blanking groove by push rod through through slot,
Convenient for being collected to the disk after processing.
Preferably, being installed with the positioning column at the top of protrusion fixed plate at the top of the punch-pin, the diameter of positioning column is slightly less than
The interior diameter of annulus.
It is sheathed on the internal diameter of annulus on the lateral wall of positioning column, Neng Gouzhun when placing annulus by using above scheme
Really annulus is positioned, moreover it is possible to which annulus is fixed in fixed plate.
Preferably, four corners of the fixed plate bottom are installed with guide post, support plate and the corresponding guiding of lower die holder
The pilot hole for guide post sliding is offered at the position of column.
By using above scheme, when the downward punching press of upper mold, upper mold pushes fixed plate to move down, fixed plate bottom
Guide post slides in pilot hole, and guide post play the guiding role to fixed plate, sideslip when preventing fixed plate from moving up and down.
Preferably, the outer of the guide post is arranged with buffer spring.
By using above scheme, when upper mold is pressed downward fixed plate, fixed plate is moved down, and moves down guide post,
Fixed plate, which is pressed downward buffer spring, compresses buffer spring, when upper mold moves up, buffer spring diastole, push fixed plate to
Upper movement makes fixed sheet reset.
In conclusion the utility model has the advantages that compared with the prior art
1. being provided on lower die holder to support rod, it is rotatably connected at the top of support rod and can turn at the top of fixed plate and will consolidate
The arc push rod that annulus on fixed board pushes down, the side of arc push rod are fixedly connected with reset spring, and arc push rod, which is located at, to be fixed
The side of plate, fixed plate are installed with blanking groove far from the side of arc push rod, rotate arc push rod, pull reset spring diastole,
After annulus is pushed into blanking groove by arc push rod, reset spring pulls arc push rod to reset, compared to traditional by hand by annulus
It is removed from fixed plate, it is more convenient quickly to remove annulus from fixed plate；
2. being installed with the positioning column that diameter is slightly less than internal radius at the top of punch-pin, diameter summary is offered at the top of fixed plate
It is connected in the internal diameter of annulus on positioning column, the outer diameter of annulus when placing annulus greater than the card slot of the semicircular in shape of annulus outer diameter
It is connected in card slot, annulus can be accurately positioned.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of background technique annulus；
Fig. 2 is the structural schematic diagram of upper die holder in background technique, upper die and lower die seat and lower die；
Fig. 3 is the cross-sectional view of upper die holder in background technique, upper die and lower die seat and lower die；
Fig. 4 is the axonometric drawing of embodiment；
Fig. 5 is the cross-sectional view of lower die holder and lower die；
Fig. 6 is the structural schematic diagram of lower die holder, lower die and blanking device.
Appended drawing reference: 1, annulus；2, upper die holder；21, upper mold；211, shrinkage pool；3, lower die holder；31, lower die；311, it supports
Plate；3111, punch-pin；3112, positioning column；312, fixed plate；3121, guide post；3122, limit plate；3123, buffer spring；
3124, centre bore；3125, card slot；3126, through slot；3127, pilot hole；4, blanking device；41, support rod；42, arc push rod；
43, hand-held part；44, reset spring；45, column；46, blanking groove.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment: a kind of 1 drawing forming mold of annulus, referring to fig. 4 and Fig. 5, including upper die holder 2, upper mold 21, lower die holder 3
And lower die 31.Upper mold 21 is fixedly connected on the bottom of upper die holder 2, and the bottom of upper mold 21 offers shrinkage pool 211(and reviews Fig. 3)；
Lower die 31 is fixedly connected on the top of lower die holder 3, and lower die 31 includes that support plate 311 and sliding are connected to 311 top of support plate
Fixed plate 312, four corners of the corresponding support plate 311 of lower die holder 3 offer pilot hole 3127 jointly, fixed plate 312
Bottom is installed with the guide post 3121 that sliding is connected in pilot hole 3127, and the bottom of guide post 3121 is installed with limit plate
3122, it is detached from pilot hole 3127 when limit plate 3122 can prevent guide post 3121 from moving up, is arranged in guide post 3121
Buffer spring 3123, one end of buffer spring 3123 are fixedly arranged on the bottom of fixed plate 312, and the other end is fixed on support plate 311
Top.When 21 downward punching press of upper mold, upper mold 21 is pressed downward fixed plate 312, moves down fixed plate 312, makes fixed plate 312
On guide post 3121 slid in pilot hole 3127, buffer spring 3123 shrink, when upper mold 21 moves up, buffer spring
3123 diastoles push fixed plate 312 to move up.
Centre bore 3124 is offered, is consolidated at the top center of support plate 311 with Fig. 5, the center of fixed plate 312 referring to fig. 4
Punch-pin 3111 equipped with boss-shaped, centre bore 3124 are located at the surface of punch-pin 3111, convex when fixed plate 312 moves down
Mould 3111 can protrude fixed plate 312 from centre bore 3124, will be drawn into boss in the middle part of the annulus 1 for being located at 312 top of fixed plate
Shape；The middle part of fixed plate 312 offers card slot 3125, when placing annulus 1, is connected in the outer diameter of annulus 1 in card slot 3125, prevents
Only when 21 downward punching press of upper mold, annulus 1 is moved；The top of punch-pin 3111 is installed with the positioning for being clamped 1 internal diameter of annulus
Column 3112 is connected in the internal diameter of annulus 1 on the lateral wall of positioning column 3112, annulus 1 can be accurately positioned when placing annulus 1.
It is arranged on lower die holder 3 with Fig. 6 in order to facilitate the annulus of drawing and forming is removed from fixed plate 312 referring to fig. 4
There is blanking device 4.Blanking device 4 includes support rod 41 and arc push rod 42, and support rod 41 is vertically fixedly arranged on the top of lower die holder 3
Portion, arc push rod 42 are rotationally connected with the top of support rod 41, and arc push rod 42 is located at the side of fixed plate 312 and is slightly above solid
The top (height when fixed plate 312 is uncompressed) of fixed board 312, one end of arc push rod 42, which is fixedly connected with, facilitates people to push
Hand-held part 43, the downside of arc push rod 42 is provided with reset spring 44, and the side of support rod 41 is installed with column 45, resets bullet
One end of spring 44 is fixedly connected on arc push rod 42, and the other end is fixedly connected on column 45；Fixed plate 312 is pushed away far from arc
The side of plate is installed with blanking groove 46, and the top of blanking groove 46 is flushed with the top of fixed plate 312, and the top of fixed plate 312 is opened
Equipped with the through slot 3126 being connected to card slot 3125, the end of through slot 3126 is abutted with blanking groove 46.After 1 process finishing of annulus, turn
Dynamic hand-held part 43, rotates arc push rod 42 to the direction of fixed plate 312, pulls reset spring 44, makes 44 diastole of reset spring,
Annulus 1 in card slot 3125 is pushed into blanking groove 46 through through slot 3126, reset spring 44 is shunk, and arc push rod 42 is driven to enclose
It is rotated around the hinge joint of itself and support rod 41 to opposite direction, arc push rod 42 is rotated back into the outside of fixed plate 312.
It uses principle: annulus 1 is placed in the top of fixed plate 312, the inner ring of annulus 1 is made to be connected in the limit of punch-pin 3111
On the column of position, the outside of annulus 1 is connected in card slot 3125, the downward punching press of upper mold 21, is pushed fixed plate 312 to move down, is made convex
Annulus 1 is jacked up and is plugged in the shrinkage pool 211 of upper mold 21 by mould 3111, thus by the stretched boss in the middle part of annulus 1；Upper mold 21
After moving up, 3123 diastole of buffer spring resets fixed plate 312, and the annulus 1 after processing is jacked up from punch-pin 3111；It pushes away
Dynamic hand-held part 43, is pushed into arc push rod 42 in blanking groove 46 annulus 1 in fixed plate 312.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of annulus drawing forming mold including lower die holder (3), the lower die (31) being fixedly arranged at the top of lower die holder (3), is set to
Upper die holder (2) above lower die (31) and the upper mold (21) for being fixedly arranged on upper die holder (2) bottom, lower die (31) includes support plate
(311) and sliding is connected to the fixed plate (312) above support plate (311), and support plate is installed with punch-pin at the top of (311)
(3111), the center of fixed plate (312) offers the centre bore (3124) passed through for punch-pin (3111), it is characterised in that:
Blanking device (4) are provided on the lower die holder (3)；
The blanking device (4) includes vertically being fixedly arranged on the support rod (41) at the top of lower die holder (3) and being rotationally connected with support
Arc push rod (42) at the top of bar (41), the top that arc push rod (42) can turn to fixed plate (312) will be on fixed plate (312)
Annulus (1) push down.
2. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: the one of the arc push rod (42)
End is installed with the hand-held part (43) pushed convenient for manpower.
3. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: the one of the arc push rod (42)
End is provided with reset spring (44), and one end of reset spring (44) is fixedly connected on arc push rod (42), and the other end is fixed to be connected
It is connected on arc push rod (42).
4. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: the top of the fixed plate (312)
Portion offers card slot (3125), and the diameter of card slot (3125) is identical as the outer diameter of annulus (1).
5. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: at the top of the fixed plate (312)
Side far from arc push rod (42) offers the through slot (3126) being connected to card slot (3125), the ipsilateral lower die of through slot (3126)
It is installed with blanking groove (46) on seat (3), the top and through slot (3126) of blanking groove (46) are on a horizontal plane.
6. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: the top of the punch-pin (3111)
The positioning column (3112) being installed at the top of protrusion fixed plate (312), the diameter of positioning column (3112) are slightly less than the interior straight of annulus (1)
Diameter.
7. a kind of annulus drawing forming mold according to claim 1, it is characterised in that: fixed plate (312) bottom
Four corners be installed with guide post (3121), at the position of support plate (311) and lower die holder (3) corresponding guide post (3121)
Offer the pilot hole (3127) for guide post (3121) sliding.
8. a kind of annulus drawing forming mold according to claim 7, it is characterised in that: outside the guide post (3121)
It is arranged with buffer spring (3123).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550378.9U CN208929022U (en) | 2018-09-21 | 2018-09-21 | A kind of annulus drawing forming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550378.9U CN208929022U (en) | 2018-09-21 | 2018-09-21 | A kind of annulus drawing forming mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208929022U true CN208929022U (en) | 2019-06-04 |
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ID=66722025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821550378.9U Active CN208929022U (en) | 2018-09-21 | 2018-09-21 | A kind of annulus drawing forming mold |
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| CN (1) | CN208929022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872172A (en) * | 2020-07-09 | 2020-11-03 | 董丽霞 | Conical plate rolling device |
| CN113263126A (en) * | 2021-06-07 | 2021-08-17 | 浙江隆程锻件有限公司 | Movable fixed die holder and using method thereof |
-
2018
- 2018-09-21 CN CN201821550378.9U patent/CN208929022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872172A (en) * | 2020-07-09 | 2020-11-03 | 董丽霞 | Conical plate rolling device |
| CN113263126A (en) * | 2021-06-07 | 2021-08-17 | 浙江隆程锻件有限公司 | Movable fixed die holder and using method thereof |
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