CN206702027U - A kind of tables and chairs are punched compound die with lug material-saving - Google Patents
A kind of tables and chairs are punched compound die with lug material-saving Download PDFInfo
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- CN206702027U CN206702027U CN201720465102.XU CN201720465102U CN206702027U CN 206702027 U CN206702027 U CN 206702027U CN 201720465102 U CN201720465102 U CN 201720465102U CN 206702027 U CN206702027 U CN 206702027U
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- punched
- concave
- die
- tables
- saving
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Abstract
The utility model discloses a kind of tables and chairs compound die is punched with lug material-saving,By making full use of the trapezoidal shape of workpiece locating dowel and lead are provided with dividing plate,Make to leave certain secondary blanking area between the adjacent blanking area on sheet material by the locating dowel and lead,The profile of the secondary blanking area coincide with the profile after workpiece longitudinally upset 180 degree,Sheet material longitudinal direction 180 degree is overturn after being once punched,It is punched to being once punched the secondary blanking area left with reusing the accurate positioning on de- plate,On processing sheet material blanking area is set fully to be bonded with secondary blanking area,Greatly save the clout once left between punching and secondary punching,So as to solve in background technology because technologic needs have to leave size difference,Different waste material and the technical problem of shearing clout.
Description
Technical field
A kind of tables and chairs of the utility model are punched compound die with lug material-saving, are related to the punch press process of tables and chairs installation lug, can
Waste material is substantially reduced in processing.
Background technology
Connector, such as lug must be used during the furniture constructions such as tables and chairs, is exactly the assembly and connection part required for a kind of tables and chairs,
Lug is a kind of metal fittings, is adding utilization of hour to be punched composite die, by forcing press to fixed sheet material, pipe in a mold
Material etc. applies pressure, it is produced deformation or separation, so as to which required shape, size and the workpiece of performance be made.
Application No.：201310034903.7 disclosing a kind of punching composite die in patent of invention, including it is mounted opposite
Upper bolster and die shoe, and compound punching device therebetween；The compound punching device includes blanking die, shaping mould, falls
Material mould includes playing rod, re-packing, blanking die, piercing punch, beats rod top and is stretched out upwards from upper bolster, and bottom connection re-packs, and beats
Blanking die is fixed with below plate, top and the piercing punch mutually compressed that re-packs are provided with inside cavity plate；Shaping mould includes convex-concave
Mould, stripper, spring, punch-die are arranged on above die shoe, and it is located at same axis with piercing punch, is fixedly arranged above and passes through
Spring connects the stripper of die shoe.The mould is integrated blanking die, shaping mould, realizes blanking, the one of molding procedure
Secondary completion, not only simplify technique, and products obtained therefrom surface impulse- free robustness, dimensional accuracy improve.On the other hand, it is multigroup multiple by setting
Syzygies pressure device, a plurality of strip or a variety of products can be also processed simultaneously, therefore improve production efficiency, reduce cost.
But the punching composite die needs to have to leave size difference, shape in punch press process due to technologic
The different waste material of shape and shearing clout, make the utilization rate of sheet material reduce, cause to waste, have impact on the economy of Sheet Metal Forming Technology.
Utility model content
The utility model provides a kind of tables and chairs and is punched compound die with lug material-saving, by making full use of the shape of workpiece to design
A kind of can be spaced is punched and is punched again in the region for being once punched interval, the punching profile on processing embryo material is fully pasted
Close, so as to solve in background technology because technologic needs have to leave the waste material and cut that size is different, different
Cut the technical problem of clout.
To achieve the above object, the present invention provides following technical scheme：
A kind of tables and chairs are punched compound die with lug material-saving, it is characterised in that：Including blanking die component, piercing punch, recessed
Punch assemblies, the concavo-convex membrane module include concave-convex mold, and the impulse face of the concave-convex mold is the trapezoidal punching of workpiece to be processed profile identical
Mouthful；The blanking die component includes blanking die, and the blanking die is recessed provided with being engaged with the profile of the concave-convex mold
Die cavity, forms sheet metal forming region between the matrix cavity and concave-convex mold, concave-convex mold can enter in the matrix cavity and in the cavity plate
Intracavitary is relative to be slided up and down；Blank after being once punched enters after overturning 180 ° along its longitudinal direction through the sheet metal forming region
The secondary punching of row, between two subjobs punching hole that the workpiece after secondary punching is formed after being once punched.
Trapezoidal blurted out as an improvement, described including two circle for being symmetrical arranged and stretching out in transverse direction portions and two
Individual waist, the center in the circle portion are provided with the through hole A through the concave-convex mold, jag are provided between two circle portions,
The arc notch being connected with corresponding circle portion transition, the arc notch and waist one evagination of formation are offered on the waist
Orientation angle.
As an improvement, the piercing punch is arranged in the matrix cavity and is correspondingly arranged with the through hole A on concave-convex mold.
As an improvement, the blanking die component also includes upper bolster, blanking die is installed on the lower section of upper bolster, cavity plate
Intracavitary is provided with matched kicker, and the kicker can slide up and down in the matrix cavity, and piercing punch is placed in the top
Inside part block and both relative can slide up and down.
As an improvement, being provided with the push rod for being secured to connection above the kicker, it is coaxial therewith being arranged with the push rod
One guide pin bushing, the push rod relative up and down in the guide pin bushing can slide.
As an improvement, the kicker be included in the matrix cavity it is spacing with respect to the sliding part slided and first up and down
Portion, first limiting section are arranged on the top of the sliding part.
As an improvement, the piercing punch includes being placed in the guide part inside the kicker and is arranged on the guide part
Second limiting section on top.
As an improvement, the concavo-convex membrane module also includes die shoe and the de- plate located at the outside of the concave-convex mold, this is de-
Plate is installed on the die shoe by elastomeric element, and the de- plate can slide relative to the concave-convex mold is relative up and down.
As an improvement, the lead for having guide and limit to act on to embryo material, locating dowel A, locating dowel are additionally provided with the de- plate
B。
The beneficial effects of the present invention are：
(1) the utility model is compared to traditional punching compound die, by making full use of the trapezoidal shape of workpiece in dividing plate
It is upper to be provided with locating dowel and lead, make to stay between the adjacent blanking area on sheet material by the locating dowel and lead
There is certain secondary blanking area, profile and the profile after workpiece longitudinally upset 180 degree of the secondary blanking area coincide,
Once be punched after by sheet material longitudinal direction 180 degree overturn, with reusing the accurate positioning on de- plate to be once punched leave it is secondary
Blanking area is punched, and on processing sheet material blanking area is fully bonded with secondary blanking area, is greatlyd save
The clout once left between punching and secondary punching, so as to solve in background technology because technologic needs have to stay
Different, the different waste material of lower size and the technical problem for shearing clout.
(2) plate is taken off described in the utility model and is provided with lead, locating dowel A, locating dowel B, one is proceeded by embryo material
During secondary punching, lead is close in sheet material upper end, it is ensured that the region of punching keep level on sheet material, locating dowel A is embedded in
Upper one is once punched in the orientation angle left on sheet material on punching hole, be once punched in next step, this is repeatedly completed once
Punching；By turning plate 180 degree during secondary punching, locating dowel B insertions are once punched on the punching hole left on sheet material
In orientation angle, lead is close in sheet material upper end, and secondary punching is completed in the secondary blanking area left when being once punched.
In summary, the utility model has availability ratio of the armor plate height, advantage easy to operate.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model embodiment one；
Fig. 2 is the schematic diagram of sheet material Billet Remainder after being once punched in the utility model；
Fig. 3 is that sheet material carries out a blanking process schematic diagram in the utility model embodiment two；
Fig. 4 is that sheet material carries out secondary blanking process schematic diagram in the utility model embodiment two；
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is purged, be complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the equipment or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
Embodiment one：
As shown in figure 1, a kind of tables and chairs are punched compound die with lug material-saving, including it is blanking die component 1, piercing punch 2, recessed
Punch assemblies 3, the concavo-convex membrane module 3 include concave-convex mold 31, and the impulse face of the concave-convex mold 31 is workpiece to be processed profile identical
It is trapezoidal to blurt out 311；The blanking die component 1 includes blanking die 11, and the blanking die 11 is provided with and the concave-convex mold 31
The matrix cavity 111 that is engaged of profile, the blanking area 32 of sheet material 4, concave-convex mold are formed between the matrix cavity 111 and concave-convex mold 31
31 can enter in the matrix cavity 111 and be slided up and down relatively in the matrix cavity 111；
Further, the concavo-convex membrane module 3 also includes die shoe 33 and the de- plate located at the outside of the concave-convex mold 31
34, the de- plate 34 is installed on the die shoe 33 by elastomeric element 35, and the supporting plate center is run through to be provided with trapezoidal blurts out with described
The concavo-convex die cavity 341 of 311 same shapes, the de- plate 34 are set on concave-convex mold 31 by concavo-convex die cavity 341, the de- plate 34
It can be slided relative to the concave-convex mold is relative about 31.
It should be noted that sheet material 4 is limited and is placed on the de- plate 34 during punching, institute is made under press suppressing action
State blanking die 11 to push, between sheet material 4 is pressed in de- plate 34 by blanking die, blanking die 11, which continues to push, causes the bullet
Property part 35 compress, de- plate 34 moves down, and plane contacts sheet material 4 upwards on the de- plate 34 of the abjection of concave-convex mold 31, causes and the bumps
The plate of the impulse face identical shape of mould 31 departs from sheet material 4, completes the punching of workpiece configurations, the cavity plate 11 and de- plate 34 continue
Push, cause concave-convex mold 31 to head into workpiece in the matrix cavity 111.
As shown in figure 1, the piercing punch 2 be arranged in the matrix cavity 111 and with the through hole A315 on concave-convex mold 31
It is correspondingly arranged, the piercing punch 2 is placed in the inside of kicker 13 and both relative can slide up and down, and the top of piercing punch 2 is set
There is the upper bolster 12 for being secured to connection, the blanking die 11 is installed on the lower section of upper bolster 12.
It should be noted that the piercing punch 2 pushes under press suppressing action with the blanking die 11, to being pushed up
Enter workpiece in the matrix cavity 111 to carry out pushing punching, the plate under being punched is punched punch-pin 2 and is pressed into the concave-convex mold 31
Through hole A315 in, workpiece punching complete.
As shown in figure 1, being provided with matched kicker 13 in the matrix cavity 111, the kicker 13 can be described
Slided up and down in matrix cavity 111.
Further, the top of kicker 13 is provided with the push rod 14 for being secured to connection, is coaxial therewith on the push rod 14
A guide pin bushing 15 is arranged with, the push rod 14 relative up and down in the guide pin bushing 15 can slide.
Further, the kicker 13 be included in the matrix cavity 111 up and down with respect to the sliding part 131 slided and
Limiting section 132, the limiting section 132 are arranged on the top of the sliding part 131
It should be noted that the push rod 14 is fixedly connected in press, press resets after the completion of pushing punching, described in drive
Blanking die 11 and piercing punch 2 move up, and the kicker 13 moves down in the matrix cavity 111 relative to blanking die, causes
Workpiece after punching is pushed out matrix cavity 111.
It is worth it should be noted that being provided with connection upper bolster 12 and blanking between the upper bolster 12 and blanking die 11
The upper mounted plate 121 of cavity plate 11, the centre of upper mounted plate 121 is provided with to be slidingly fitted with the limiting section 132 of the kicker 13
Sliding through hole 122.When blanking die 11 moves up, the limiting section 132 of the kicker 13 is limited on the blanking die 11
Height during shifting.
Embodiment two：
Fig. 1 is the structural representation that a kind of tables and chairs lug material-saving that the present embodiment two is related to is punched compound die；Such as Fig. 1 institutes
Show, wherein with embodiment is a kind of identical or corresponding part use with one corresponding reference of embodiment, for simplicity, under
Text only description and the distinctive points of embodiment one.The difference of the embodiment two and embodiment one is：
As depicted in figs. 1 and 2, in the blanking area 32, sheet material 4 is overturn after being once punched along its longitudinal direction
180 °, secondary punching is carried out through the blanking area 32 of sheet material 4, the workpiece after secondary punching formed after being once punched two
Between individual subjob punching hole 312.
Further, as shown in figure 3, trapezoidal blurt out 311 is symmetrical arranged and to extension in transverse direction including two
The circle portion 313 stretched and two waists 314, the center in the circle portion 313 are provided with the through hole A315 through the concave-convex mold 31,
Jag is provided between two circle portions 313, the arc being connected with the corresponding transition of circle portion 313 is offered on the waist 314
V notch v, the arc notch form the orientation angle 316 of an evagination with waist.
Needing to illustrate, the de- plate 34 is provided with lead 341, locating dowel A342, locating dowel B343,
Sheet material 4 proceeds by when being once punched, and the upper end of sheet material 4 is close into lead 341, it is ensured that the region of punching is protected on sheet material 4
Water holding is put down, and by locating dowel A342 insertions, upper one once leaves being coincide with the orientation angle 316 on punching hole on punching sheet material 4
Limit angle 317 in, carry out in next step be once punched, be so repeatedly completed and be once punched.
Further, as shown in figure 4, sheet material 4 is overturn into 180 degree during secondary punching, locating dowel B343 insertions are once rushed
Cut out in the limit angle 317 on the punching hole left on sheet material 4, lead 341 is close in the upper end of sheet material 4, is stayed when being once punched
Under secondary blanking area complete secondary punching.
Operation principle of the present utility model：
Plate is taken off described in the utility model and is provided with lead 341, locating dowel A342, locating dowel B343, is started in sheet material 4
When being once punched, lead 341 is close in the upper end of sheet material 4, it is ensured that the region of punching keep level on sheet material 4, will
Upper one of locating dowel A342 insertions are once punched in the orientation angle 317 left on sheet material 4 on punching hole, once rush in next step
Cut out, be so repeatedly completed and be once punched, the adjacent once punching on sheet material 4 is made by locating dowel A342 and lead 341
Certain secondary blanking area, profile and the wheel after workpiece longitudinally upset 180 degree of the secondary blanking area are left between region
Exterior feature coincide；Sheet material 4 is overturn into 180 degree during secondary punching, locating dowel B343 insertions are once punched to the punching left on sheet material 4
In orientation angle 317 on hole, lead 341 is close in the upper end of sheet material 4, makes a blanking area on processing sheet material 4 and secondary punching
Cut out region to be fully bonded, greatly save the clout once left between punching and secondary punching.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
The all any modification, equivalent and improvement made within the spirit and principle of utility model, should be included in of the present utility model
Within protection domain.
Claims (8)
1. a kind of tables and chairs are punched compound die with lug material-saving, it is characterised in that：Including blanking die component (1), piercing punch
(2), concavo-convex membrane module (3), the concavo-convex membrane module (3) include concave-convex mold (31), and the impulse face of the concave-convex mold (31) is to be processed
Workpiece configurations identical is trapezoidal to blurt out (311)；Blanking die (11) component (1) includes blanking die (11), and the blanking is recessed
Mould (11) is provided with the matrix cavity (111) being engaged with the profile of the concave-convex mold (31), the matrix cavity (111) and concave-convex mold
(31) sheet material (4) blanking area (32) is formed between, concave-convex mold (31) can enter in the matrix cavity (111) and in the matrix cavity
(111) it is relative in slide up and down；Blank after being once punched is punched after overturning 180 ° along its longitudinal direction through the sheet material (4)
Region (32) carries out secondary punching, two subjobs punching hole that the workpiece after secondary punching is formed after being once punched
(312) between.
2. a kind of tables and chairs according to claim 1 are punched compound die with lug material-saving, it is characterised in that described trapezoidal to blurt out
(311) two circle portions (313) for being symmetrical arranged and stretching out in transverse direction and two waists (314), the circle portion are included
(313) center is provided with the through hole A (315) through the concave-convex mold (31), and zigzag is provided between two circle portions (313)
Breach, the arc notch being connected with corresponding circle portion (313) transition, the arc notch and waist are offered on the waist (314)
Portion forms the orientation angle (316) of an evagination.
3. a kind of tables and chairs according to claim 2 are punched compound die with lug material-saving, it is characterised in that the piercing punch
(2) it is arranged in the matrix cavity (111) and is correspondingly arranged with the through hole A (315) on concave-convex mold (31).
4. a kind of tables and chairs according to claim 3 are punched compound die with lug material-saving, it is characterised in that the blanking die
Component (1) also includes upper bolster (12), and blanking die (11) is installed on the lower section of upper bolster (12), is provided with matrix cavity (111)
Matched kicker (13), the kicker (13) can slide up and down in the matrix cavity (111), piercing punch (2)
It is placed in the kicker (13) inside and both relative can slides up and down.
5. a kind of tables and chairs according to claim 4 are punched compound die with lug material-saving, it is characterised in that the kicker
(13) top is provided with the push rod (14) for being secured to connection, is coaxial therewith being arranged with a guide pin bushing (15) on the push rod (14), described
Push rod (14) relative up and down in the guide pin bushing (15) can slide.
6. a kind of tables and chairs according to claim 4 are punched compound die with lug material-saving, it is characterised in that the piercing punch
(2) include being placed in the internal guide part (21) of the kicker (13) and be arranged on second limiting section on the guide part top
(22)。
7. a kind of tables and chairs according to claim 1 are punched compound die with lug material-saving, it is characterised in that the concavo-convex module
Part (3) also includes die shoe (33) and the de- plate (34) located at the outside of the concave-convex mold (31), and the de- plate (34) passes through elasticity
Part (35) is installed on the die shoe (33), and the de- plate (34) can be slided relative to the concave-convex mold (31) is relative up and down.
8. a kind of tables and chairs according to claim 7 are punched compound die with lug material-saving, it is characterised in that the de- plate (34)
On be additionally provided with have to embryo material guide and limit act on lead (341), locating dowel A (342) and locating dowel B (343).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465102.XU CN206702027U (en) | 2017-04-28 | 2017-04-28 | A kind of tables and chairs are punched compound die with lug material-saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465102.XU CN206702027U (en) | 2017-04-28 | 2017-04-28 | A kind of tables and chairs are punched compound die with lug material-saving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206702027U true CN206702027U (en) | 2017-12-05 |
Family
ID=60457582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720465102.XU Expired - Fee Related CN206702027U (en) | 2017-04-28 | 2017-04-28 | A kind of tables and chairs are punched compound die with lug material-saving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206702027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188253A (en) * | 2017-12-28 | 2018-06-22 | 天津中嘉盛君精密机械有限公司 | One kind is suitable for automobile board molded housing |
-
2017
- 2017-04-28 CN CN201720465102.XU patent/CN206702027U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188253A (en) * | 2017-12-28 | 2018-06-22 | 天津中嘉盛君精密机械有限公司 | One kind is suitable for automobile board molded housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 |