CN219899801U - Sheet metal part stamping and two-way bending die - Google Patents
Sheet metal part stamping and two-way bending die Download PDFInfo
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- CN219899801U CN219899801U CN202321327754.9U CN202321327754U CN219899801U CN 219899801 U CN219899801 U CN 219899801U CN 202321327754 U CN202321327754 U CN 202321327754U CN 219899801 U CN219899801 U CN 219899801U
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- stamping
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- 238000005452 bending Methods 0.000 title claims abstract description 105
- 239000002184 metal Substances 0.000 title claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 15
- 230000002146 bilateral effect Effects 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004080 punching Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model relates to a sheet metal part stamping and two-way bending die, which belongs to the technical field of stamping and bending dies, and comprises: the upper die seat is connected with the driving mechanism; the lower die is fixedly arranged on the lower die holder through bolts. The positioning mechanism comprises a pair of longitudinal positioning plates and a pair of transverse positioning assemblies; the stamping mechanism comprises a plurality of stamping rods which are uniformly distributed in the upper die and a plurality of stamping holes which are formed in the lower die. The pair of folding support seats are symmetrically arranged on two sides of the lower die and used for supporting the bending parts at two ends of the sheet metal part; and the bidirectional bending mechanism is matched with the bending support seat to realize bending operation of the sheet metal part with the bilateral angle of more than ninety degrees. The stamping bending die is suitable for sheet metal parts bent at ninety degrees on two sides, is also suitable for sheet metal parts with bending angles greater than ninety degrees, does not need to replace the die in the process, and is wide in application range, high in working efficiency and beneficial to use.
Description
Technical Field
The utility model relates to the technical field of stamping bending dies, in particular to a stamping bending die for a sheet metal part, and particularly relates to a stamping and bidirectional bending die for a sheet metal part.
Background
The most common sheet metal part shape in sheet metal part processing is to bend a rectangular sheet metal part into a ninety-degree groove-shaped structure, the bending process is simpler, the bilateral bending angle of the sheet metal part with special requirements is required to be larger than ninety degrees, the bending process is relatively complex, the existing bilateral ninety-degree bending adopts a universal die, and the corresponding standard die is required to be replaced for bending operation larger than ninety degrees.
When actually processing the sheet metal part, the mould needs to be replaced in a reciprocating way, the operation is relatively complex, a certain replacement time is needed, and the processing efficiency is reduced.
As chinese patent CN214919765U discloses a novel stamping bending die, it solves the problem that the existing device is inconvenient to take down the bent workpiece when working through the cooperation among the positioning block, the transverse cylinder and the cross rod, and improves the working efficiency.
However, the stamping bending die is only suitable for sheet metal parts bent at ninety degrees on two sides, and for sheet metal parts with bending angles greater than ninety degrees, the corresponding die needs to be replaced, so that the efficiency is reduced, and the application range is limited, so that improvement is needed.
Disclosure of Invention
In order to overcome the problems in the related art, the embodiment of the utility model provides a sheet metal part stamping and two-way bending die which is used for solving the technical problems that the existing stamping and bending die needs to be replaced reciprocally, the efficiency is low and the application range is limited.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sheet metal part stamping and bi-directional bending die, comprising: the upper die is fixedly arranged on the upper die holder through bolts, and the upper die holder is connected with the driving mechanism; the lower die and the lower die holder are positioned right below the upper die, and the lower die is fixedly arranged on the lower die holder through bolts; the positioning mechanism comprises a pair of longitudinal positioning plates arranged on the two longitudinal sides of the top of the lower die and transverse positioning assemblies arranged on the two transverse sides of the lower die, and the pair of longitudinal positioning plates are matched with the pair of transverse positioning assemblies to position the sheet metal part on the lower die; the stamping mechanism comprises a plurality of stamping rods which are uniformly distributed in the upper die and a plurality of stamping holes formed in the lower die, and the stamping rods are matched with the stamping holes; the pair of folding support seats are symmetrically arranged on two sides of the lower die and used for supporting bending parts at two ends of the sheet metal part; the bidirectional bending mechanism is matched with the bending support seat to realize bending operation of the sheet metal part with the bilateral of more than ninety degrees; and the piece withdrawing driving assembly is connected with the pair of folding supporting seats and is used for driving the pair of folding supporting seats to synchronously recover inwards.
Preferably, the bidirectional bending mechanism comprises a pair of feeding frames arranged at the top of the lower die holder in a sliding manner, a bending compression bar rotatably arranged on the feeding frames and positioned at one side of the bending support seat, a bidirectional screw rod rotatably arranged at the top of the lower die holder, and a bending motor arranged on the lower die holder and used for driving the bidirectional screw rod, and the pair of feeding frames are symmetrically and spirally sleeved on the bidirectional screw rod.
Preferably, the workpiece withdrawing driving assembly comprises a feeding cylinder fixedly arranged at the bottom of the lower die, a movable seat connected with the piston rod end of the feeding cylinder, a pair of sliding blocks slidably arranged at the bottom of the lower die, extension rods fixedly connected to the side surfaces of the sliding blocks, a pair of linkage rods hinged between the extension rods and the movable seat in a symmetrical mode, and a connecting rod fixedly connected to the other side surface of the sliding blocks, wherein the other end of the connecting rod is fixedly connected to the bending supporting seat.
Preferably, the transverse positioning assembly is fixed on the top of the lower die holder, is positioned on the fixing plate at one side of the bending support seat, is slidably mounted on the transverse positioning plate on the bending support seat, is fixedly connected to the lateral surface of the transverse positioning plate, is slidably connected with the fixing plate, and is sleeved with a spring on the fixing rod, and the spring is connected between the fixing plate and the transverse positioning plate.
Preferably, the side surfaces of the bending support seat are fixedly connected with a plurality of uniformly distributed inner slide bars, and the inner slide bars are slidably mounted on the side surfaces of the lower die.
Preferably, the feeding frame is connected with a pair of support columns, a plurality of sliding rails are arranged at the top of the lower die holder, and the support columns are slidably arranged on the sliding rails.
Preferably, the height difference between the bending press rod and the bottom surface of the lower die is the thickness of the sheet metal part.
Preferably, the two sides of the bottom of the lower die are provided with abdication grooves, and a pair of connecting rods are respectively positioned in the corresponding abdication grooves.
Preferably, the pair of the lateral positioning plates has the same height as the pair of the longitudinal positioning plates.
Preferably, the top surface of the bending support seat is flush with the top surface of the lower die.
The technical scheme provided by the embodiment of the utility model can comprise the following beneficial effects:
according to the stamping and bending die, the pair of transverse positioning plates and the pair of lateral positioning plates can achieve accurate positioning of the sheet metal part after the sheet metal part is placed, and stamping and bending accuracy is improved. The bending motor drives the pair of folding bending rods to synchronously move inwards, two sides of the sheet metal part can be synchronously bent to a set angle, and the bending motor is suitable for sheet metal parts bent at ninety degrees on two sides and is also suitable for sheet metal parts with bending angles greater than ninety degrees. The process does not need to replace the die, improves the application range of the die, improves the working efficiency and is beneficial to use.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the sheet metal part on the lower die after being bent ninety degrees.
Fig. 3 is a schematic view of the structure of the lower die of the present utility model.
Fig. 4 is a bottom view of the lower die of the present utility model.
Fig. 5 is a schematic structural view of the two-way bending mechanism of the present utility model.
Fig. 6 is a schematic view of the structure of the transverse positioning assembly of the present utility model.
In the figure:
1. an upper die; 2. a lower die; 3. an upper die holder; 4. a lower die holder; 5. bending the supporting seat; 6. punching a rod;
7. a two-way bending mechanism; 71. a feed rack; 72. bending the compression bar; 73. a two-way screw rod; 74. bending the motor;
8. a lateral positioning assembly; 81. a transverse positioning plate; 82. a fixing plate; 83. a fixed rod; 84. a spring;
9. a longitudinal positioning plate; 10. punching a hole; 11. an inner slide bar;
12. a stripper drive assembly; 121. a feed cylinder; 122. a movable seat; 123. a linkage rod; 124. a slide block; 125. an extension rod; 126. a connecting rod;
13. a relief groove; 14. a support column; 15. a slide rail.
Detailed Description
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.
In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 6, the present utility model provides a sheet metal part stamping and bi-directional bending die, the die comprising: the upper die 1 is fixedly arranged on the upper die holder 3 through bolts, and the upper die holder 3 is connected with the driving mechanism. The lower die 2 and the lower die holder 4 are positioned right below the upper die 1, and the lower die 2 is fixedly arranged on the lower die holder 4 through bolts. The positioning mechanism comprises a pair of longitudinal positioning plates 9 arranged on the two longitudinal sides of the top of the lower die 2 and transverse positioning assemblies 8 arranged on the two transverse sides of the lower die 2. A pair of longitudinal positioning plates 9 cooperate with a pair of transverse positioning assemblies 8 to position the sheet metal part on the lower die 2.
The punching mechanism comprises a plurality of punching rods 6 which are uniformly distributed in the upper die 1 and a plurality of punching holes 10 which are formed in the lower die 2, and the punching rods 6 are matched with the punching holes 10. The pair of folding supporting seats 5 are symmetrically arranged on two sides of the lower die 2 and used for supporting bending parts at two ends of the sheet metal part. The bidirectional bending mechanism 7 is matched with the bending support seat 5 to realize bending operation of the sheet metal part with the bilateral larger than ninety degrees; the piece withdrawing driving assembly 12 is connected with the pair of folding supporting seats 5, and the piece withdrawing driving assembly 12 can drive the pair of folding supporting seats 5 to synchronously recover inwards to withdraw the processed sheet metal piece.
The bidirectional bending mechanism 7 comprises a pair of feeding frames 71 arranged on the top of the lower die holder 4 in a sliding manner, a bending compression bar 72 rotatably arranged on the feeding frames 71 and positioned on one side of the bending support seat 5, a bidirectional screw rod 73 rotatably arranged on the top of the lower die holder 4, and a bending motor 74 arranged on the lower die holder 4 and used for driving the bidirectional screw rod 73, wherein the pair of feeding frames 71 are symmetrically and spirally sleeved on the bidirectional screw rod 73.
After the upper die 1 and the lower die 2 are clamped, the two sides of the sheet metal part are bent to ninety degrees, and after the upper die 1 returns upwards, the bending motor 74 works and drives the bidirectional screw rod 73 to rotate. The pair of feeding frames 71 are synchronously driven to move, and the bending press rods 72 on the feeding frames 71 press the bending edges of the sheet metal parts, so that the bending press rods 72 are controlled to move for a specified distance. The sheet metal part flanging is bent to a specified angle under the transverse action of the bending press rod 72, so that bidirectional bending of the sheet metal part with the bilateral angle larger than ninety degrees is realized.
The side of the bending support seat 5 is fixedly connected with a plurality of uniformly distributed inner slide bars 11, a plurality of inner slide bars 11 are slidably mounted on the side of the lower die 2, and the bending support seat 5 is slidably mounted on the side of the lower die 2 through a plurality of inner slide bars 11. The inner slide bars 11 can form a support for the bending support seat 5 so as to improve the overall stability of the bending support seat 5.
The height difference between the bending press rod 72 and the bottom surface of the lower die 2 is the thickness of a sheet metal part, and the two sides of the bottom of the lower die 2 are provided with yielding grooves 13. The connecting rods 126 are respectively located in the corresponding yielding grooves 13, the connecting rods 126 are arranged in the yielding grooves 13 to be hidden, and the bending edges of the sheet metal parts are prevented from being blocked by the protruding connecting rods 126, so that the sheet metal parts can be bent to one hundred eighty degrees by the bending press rods.
The ejector driving assembly 12 comprises a feeding cylinder 121 fixedly installed at the bottom of the lower die 2, a movable seat 122 connected to the piston rod end of the feeding cylinder 121, a pair of sliding blocks 124 slidably installed at the bottom of the lower die 2, extension rods 125 fixedly connected to the side surfaces of the sliding blocks 124, a pair of linkage rods 123 hinged between the extension rods 125 and the movable seat 122 and symmetrically connected to the other side surface of the sliding blocks 124, and a connecting rod 126 fixedly connected to the other side surface of the sliding blocks 124, wherein the other end of the connecting rod 126 is fixedly connected to the bending support seat 5.
When the bilateral bending of the sheet metal part is greater than ninety degrees, the bending part and the side edge of the lower die are misplaced, so that the jacking demoulding mechanism at the bottom of the lower die cannot eject the sheet metal part. At this time, the feeding cylinder 121 is started, the feeding cylinder 121 drives the movable seat 122 to move backward, the linkage rods 123 at both sides of the movable seat 122 pull the pair of sliding blocks 124 through the extension rods 125, and the pair of sliding blocks 124 pull the pair of folding support seats 5 through the connecting rods 126 to synchronously move inward until the pair of folding support seats 5 are recovered to the designated position and then stop. At this time, the bending supporting seat 5 is staggered with the sheet metal part, and the jacking demoulding mechanism can smoothly jack up and demould the sheet metal part.
The feeding frame 71 is connected with a pair of support columns 14, a plurality of slide rails 15 are arranged at the top of the lower die holder 4, and the support columns 14 are slidably arranged on the slide rails 15. When the feeding motor drives the pair of feeding frames 71 to move transversely, the feeding frames 71 slide on the slide rails 15 through the pair of support columns 14, and the feeding frames 71 are guided through the slide rails 15 in cooperation with the support columns 14, so that the stability of the whole feeding frames 71 in movement is improved.
The transverse positioning assembly 8 is fixed on the top of the lower die holder 4 and is positioned on a fixed plate 82 on one side of the bending support seat 5, a transverse positioning plate 81 slidably mounted on the bending support seat 5, a plurality of fixed rods 83 fixedly connected to the lateral surface of the transverse positioning plate 81 and slidably connected with the fixed plate 82, and springs 84 sleeved on the fixed rods 83, wherein the springs 84 are connected between the fixed plate 82 and the transverse positioning plate 81.
The sheet metal part to be processed is placed on the lower die 2, and the sheet metal part is positioned between the pair of longitudinal positioning plates 9 and the pair of transverse positioning plates 81, so that the sheet metal part is wholly centered. Wherein, horizontal locating plate 81 possesses certain elasticity under the effect of spring 84, and when going up mould 1 and down bending to the sheet metal component, sheet metal component angle change produces the skew and can withstands horizontal locating plate 81 outside motion, can prevent that horizontal locating plate 81 from causing the extrusion deformation to the sheet metal component to guarantee sheet metal component bending quality.
The top surface of the bending support seat 5 is flush with the top surface of the lower die 2, and after the sheet metal part is placed on the lower die 2, the bending support seat 5 is guaranteed to form effective support, and meanwhile the sheet metal part is in a horizontal placement state, and the heights of the pair of transverse positioning plates 81 and the pair of longitudinal positioning plates 9 are the same. When placing the sheet metal component at lower mould 2 top, a pair of transverse locating plate 81 and a pair of longitudinal locating plate 9 can accurately support around the sheet metal component, guarantee to be able to fix a position the sheet metal component in the middle.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This utility model is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.
It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.
Claims (10)
1. Stamping and two-way bending die for sheet metal parts is characterized by comprising:
the upper die is fixedly arranged on the upper die holder through bolts, and the upper die holder is connected with the driving mechanism;
the lower die and the lower die holder are positioned right below the upper die, and the lower die is fixedly arranged on the lower die holder through bolts;
the positioning mechanism comprises a pair of longitudinal positioning plates arranged on the two longitudinal sides of the top of the lower die and transverse positioning assemblies arranged on the two transverse sides of the lower die, and the pair of longitudinal positioning plates are matched with the pair of transverse positioning assemblies to position the sheet metal part on the lower die;
the stamping mechanism comprises a plurality of stamping rods which are uniformly distributed in the upper die and a plurality of stamping holes formed in the lower die, and the stamping rods are matched with the stamping holes;
the pair of folding support seats are symmetrically arranged on two sides of the lower die and used for supporting bending parts at two ends of the sheet metal part;
the bidirectional bending mechanism is matched with the bending support seat to realize bending operation of the sheet metal part with the bilateral of more than ninety degrees;
and the piece withdrawing driving assembly is connected with the pair of folding supporting seats and is used for driving the pair of folding supporting seats to synchronously recover inwards.
2. The sheet metal part stamping and bi-directional bending die according to claim 1, wherein the bi-directional bending mechanism comprises a pair of feeding frames arranged at the top of the lower die holder in a sliding manner, a bending compression bar rotatably arranged on the feeding frames and positioned at one side of the bending support seat, a bi-directional screw rod rotatably arranged at the top of the lower die holder, and a bending motor arranged on the lower die holder and used for driving the bi-directional screw rod, and the pair of feeding frames are symmetrically sleeved on the bi-directional screw rod in a threaded manner.
3. The sheet metal part stamping and bi-directional bending die according to claim 1, wherein the part withdrawing driving assembly comprises a feeding cylinder fixedly installed at the bottom of the lower die, a movable seat connected to the piston rod end of the feeding cylinder, a pair of sliding blocks slidingly installed at the bottom of the lower die, an extension rod fixedly connected to the side face of the sliding blocks, a pair of linkage rods hinged between the extension rod and the movable seat and symmetrically connected to the other side face of the sliding blocks, and the other end of the connecting rod is fixedly connected to the bending support seat.
4. The sheet metal part stamping and bi-directional bending die according to claim 1, wherein the transverse positioning assembly is fixed on the top of the lower die holder, is positioned on a fixing plate on one side of the bending support seat, is slidably mounted on the transverse positioning plate on the bending support seat, is fixedly connected to the lateral surface of the transverse positioning plate, is slidably connected with the fixing plate, and is sleeved with springs arranged on the fixing plate, and the springs are connected between the fixing plate and the transverse positioning plate.
5. The sheet metal part stamping and bi-directional bending die according to claim 1, wherein a plurality of uniformly distributed inner slide bars are fixedly connected to the side surfaces of the bending support base, and the inner slide bars are slidably mounted on the side surfaces of the lower die.
6. The sheet metal part stamping and two-way bending die according to claim 2, wherein the feeding frames are connected with a pair of support columns, the top of the lower die holder is provided with a plurality of sliding rails, and the support columns are slidably arranged on the sliding rails.
7. The sheet metal part stamping and bi-directional bending die according to claim 2, wherein the height difference between the bending press rod and the bottom surface of the lower die is the thickness of the sheet metal part.
8. A sheet metal part stamping and bi-directional bending die as claimed in claim 3, wherein the two sides of the bottom of the lower die are provided with relief grooves, and a pair of connecting rods are respectively located in the corresponding relief grooves.
9. The sheet metal stamping and bending die as defined in claim 4, wherein a pair of said transverse locating plates are the same height as a pair of said longitudinal locating plates.
10. The sheet metal stamping and bi-directional bending die of claim 1, wherein the top surface of the bending support seat is flush with the top surface of the lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327754.9U CN219899801U (en) | 2023-05-29 | 2023-05-29 | Sheet metal part stamping and two-way bending die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327754.9U CN219899801U (en) | 2023-05-29 | 2023-05-29 | Sheet metal part stamping and two-way bending die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219899801U true CN219899801U (en) | 2023-10-27 |
Family
ID=88463401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321327754.9U Active CN219899801U (en) | 2023-05-29 | 2023-05-29 | Sheet metal part stamping and two-way bending die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219899801U (en) |
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2023
- 2023-05-29 CN CN202321327754.9U patent/CN219899801U/en active Active
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