CN210876977U - Sheet material guide frame - Google Patents
Sheet material guide frame Download PDFInfo
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- CN210876977U CN210876977U CN201921901561.3U CN201921901561U CN210876977U CN 210876977 U CN210876977 U CN 210876977U CN 201921901561 U CN201921901561 U CN 201921901561U CN 210876977 U CN210876977 U CN 210876977U
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- positioning
- positioning block
- vertical surface
- guide frame
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Abstract
The utility model discloses a positive frame is led to sheet material relates to the stamping die field, provides a simple structure, small and exquisite vapour car roof afterbody plastic mould. The plate guide frame comprises a guide frame main body, an upper positioning block and a lower positioning block; the guide frame main body is L-shaped and comprises a horizontally arranged mounting bar and a vertically arranged positioning bar; the upper positioning block and the lower positioning block are connected with the positioning strip and are sequentially arranged from top to bottom; the part of the front surface of the positioning strip, which is positioned above the upper positioning block, is a first positioning vertical surface, the positioning strip is provided with a first guide inclined surface above the first positioning vertical surface, the upper positioning block is sequentially provided with a second guide inclined surface and a second positioning vertical surface which are positioned in front of the first positioning vertical surface from top to bottom, the lower positioning block is sequentially provided with a third guide inclined surface and a third positioning vertical surface which are positioned in front of the second positioning vertical surface from top to bottom, and the part of the front surface of the positioning strip, which is positioned below the lower positioning block, is a fourth positioning vertical surface.
Description
Technical Field
The utility model relates to a stamping die field especially relates to a sheet material is led and is just put up.
Background
The drawing die is shown in FIG. 3, the middle of the die is concave, and a blank holder is arranged around the concave part. After the plate is placed on the die, the middle part corresponds to the lower concave part; the plate is in a state that the middle part is concave and the periphery is tilted because of the self gravity of the plate. The upwarp quantity of the periphery of the plate material can be changed in the processes of placing the plate material in the upper die and pressing down the upper die, and the plate material can be in an inverted arch state. In order to ensure the forming stability of the plate, the periphery of the plate needs to be positioned by adopting a guide frame, and the position accuracy of the plate is ensured. As the tilting amount of the periphery of the plate is changed in the process of putting and processing the plate, the edge position of the plate is changed, and the guide frame needs to be capable of adapting to the change of the edge position of the plate.
At present, the general guide frame in the industry is designed by adopting an air cylinder to drive a guide block to move and position, and the stretching of the air cylinder is matched with the change of the edge position of the plate, so that the position of the guide block is matched with the change of the edge position of the plate.
The pneumatic guide frame has good guide effect but also has the following disadvantages: (1) the installation space requirement of the pneumatic guide frame is large, the installation space of some dies is limited, the installation of the pneumatic guide frame is difficult, and the space is insufficient; (2) later detection of the pneumatic guide frame is troublesome, and when the mold has a problem, all detection is needed; (3) and the pneumatic guide frame has higher cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the plate material guide frame is simple in structure, small and exquisite and applied to drawing dies of automobile sheet metal parts.
The technical scheme adopted for solving the problems is as follows: the plate guide frame comprises a guide frame main body, an upper positioning block and a lower positioning block; the guide frame main body is L-shaped and comprises a horizontally arranged mounting bar and a vertically arranged positioning bar; the upper positioning block and the lower positioning block are connected with the positioning strip and are sequentially arranged from top to bottom; the part of the front surface of the positioning strip, which is positioned above the upper positioning block, is a first positioning vertical surface, the positioning strip is provided with a first guide inclined surface above the first positioning vertical surface, the upper positioning block is sequentially provided with a second guide inclined surface and a second positioning vertical surface which are positioned in front of the first positioning vertical surface from top to bottom, the lower positioning block is sequentially provided with a third guide inclined surface and a third positioning vertical surface which are positioned in front of the second positioning vertical surface from top to bottom, and the part of the front surface of the positioning strip, which is positioned below the lower positioning block, is a fourth positioning vertical surface.
Further, the method comprises the following steps: a first limiting step is arranged between the second guide inclined surface and the second positioning vertical surface, and a second limiting step is arranged between the third guide inclined surface and the third positioning vertical surface.
Further, the method comprises the following steps: the front and back positions of the upper positioning block and the lower positioning block are adjustable.
Further, the method comprises the following steps: the guide frame main body is provided with a supporting surface, the upper positioning block is provided with an upper positioning block long hole, the lower positioning block is provided with a lower positioning block long hole, the lower end of the lower positioning block is abutted against the supporting surface, the lower end of the upper positioning block is abutted against the lower positioning block, the upper positioning block is pressed on the positioning strip through a fastener penetrating through the upper positioning block long hole, and the lower positioning block is pressed on the positioning strip through a fastener penetrating through the lower positioning block long hole.
The utility model has the advantages that: the utility model discloses four location facades that have, four location facade height and horizontal direction position are different, as shown in fig. 4, the sheet material is put into and is gone up the mould and push down in-process sheet material edge and progressively move down and lead through the location facade location of difference. Therefore, the utility model can realize the correction of the sheet; and simultaneously obviously the utility model discloses the relatively current start-up is led and is just put up simple structure, and is small and exquisite, cost reduction, the installation space that needs is less.
Drawings
FIG. 1 is a front view of a slab guide;
FIG. 2 is a top view of the slab guide;
FIG. 3 is a state diagram of the slab guide frame applied to the mold;
FIG. 4 is a schematic view of a straightening steel plate of the plate straightening frame;
labeled as: the guide frame comprises a guide frame body 1, a mounting bar 11, a positioning bar 12, a first guide inclined surface 121, a first positioning vertical surface 122, a fourth positioning vertical surface 123, a supporting surface 13, an upper positioning block 2, a second guide inclined surface 21, a first limiting step 22, a second positioning vertical surface 23, an upper positioning block long hole 24, a lower positioning block 3, a third guide inclined surface 31, a second limiting step 32, a third positioning vertical surface 33, a lower positioning block long hole 34, a mold 4 and a blank holder 41.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 3, at least two blank holders 41 are installed around the mold 4. The utility model discloses a front and back side specifically indicates as follows: as shown in fig. 3, the direction toward the center of the mold 4 is the front, and vice versa is the rear.
The plate guide frame comprises a guide frame main body 1, an upper positioning block 2 and a lower positioning block 3; the shape of the guide frame main body 1 is L-shaped, and the guide frame main body 1 comprises a horizontally arranged mounting bar 11 and a vertically arranged positioning bar 12; the upper positioning block 2 and the lower positioning block 3 are connected with the positioning strip 12 and are sequentially arranged from top to bottom; the part of the front surface of the positioning bar 12, which is positioned above the upper positioning block 2, is a first positioning vertical surface 122, the positioning bar 12 is provided with a first guiding inclined surface 121 above the first positioning vertical surface 122, the upper positioning block 2 is sequentially provided with a second guiding inclined surface 21 and a second positioning vertical surface 23 which are positioned in front of the first positioning vertical surface 122 from top to bottom, the lower positioning block 3 is sequentially provided with a third guiding inclined surface 31 and a third positioning vertical surface 33 which are positioned in front of the second positioning vertical surface 23 from top to bottom, and the part of the front surface of the positioning bar 12, which is positioned below the lower positioning block 3, is a fourth positioning vertical surface 123.
The utility model discloses four location facades that have, four location facade height and horizontal direction position are different, as shown in fig. 4, 5 edges of sheet material are gradually moved down and are led just through the location facade location of difference with last mould screwdown in-process sheet material 5 is put into. Wherein the plate 5 is guided by the first positioning vertical surface 122 or the second positioning vertical surface 23 when being laid down. And in the process of pressing the plate 5 by the upper die, the plate 5 is guided by the second positioning vertical surface 23, the third positioning surface 33 or the fourth positioning surface 123 along with the increase of the pressing amount. Each guide inclined plane is used for guiding the downward movement of the plate 5, so that the plate 5 can move downward.
In order to further increase the guiding reliability, a first limit step 22 is arranged between the second guiding inclined surface 21 and the second positioning vertical surface 23, and a second limit step 32 is arranged between the third guiding inclined surface 31 and the third positioning vertical surface 33. The first and second limiting steps 22 and 32 are used for preventing the steel plate from moving upwards after moving downwards.
When different batches of steel plates are processed, the edge positions may be different in the processing process due to the difference of the steel plates. In order to adapt to the processing without batch of steel plates, the front and back positions of the upper positioning block 2 and the lower positioning block 3 are adjustable. The front and rear positions of the upper positioning block 2 and the lower positioning block 3 are adjustable, so that the positions of the second guide slope 21, the second positioning vertical surface 23, the third guide slope 31 and the third positioning vertical surface 33 are adjustable, and different batches of steel plates can be used.
The specific connection mode of the upper positioning block 2 and the lower positioning block 3 with the guide frame main body 1 is preferably as follows: the guide frame main body 1 is provided with a supporting surface 13, the upper positioning block 2 is provided with an upper positioning block long hole 24, the lower positioning block 3 is provided with a lower positioning block long hole 34, the lower end of the lower positioning block 3 abuts against the supporting surface 13, the lower end of the upper positioning block 2 abuts against the lower positioning block 3, the upper positioning block 2 is pressed on the positioning strip 12 through a fastener penetrating through the upper positioning block long hole 24, and the lower positioning block 3 is pressed on the positioning strip 12 through a fastener penetrating through the lower positioning block long hole 34. The fastener is used for avoiding the translation of the upper locating block 2 and the lower locating block 3. The lower end of the lower positioning block 3 is abutted against the supporting surface 13, and the lower end of the upper positioning block 2 is abutted against the lower positioning block 3, so that the rotation of the upper positioning block 2 and the lower positioning block 3 can be avoided.
Claims (4)
1. The sheet material is led and is just put up, its characterized in that: comprises a guide frame main body (1), an upper positioning block (2) and a lower positioning block (3); the shape of the guide frame main body (1) is L-shaped, and the guide frame main body (1) comprises a horizontally arranged mounting strip (11) and a vertically arranged positioning strip (12); the upper positioning block (2) and the lower positioning block (3) are connected with the positioning strip (12) and are sequentially arranged from top to bottom; the part of the front surface of the positioning strip (12) above the upper positioning block (2) is a first positioning vertical surface (122), a first guide inclined surface (121) is arranged above the first positioning vertical surface (122) on the positioning strip (12), a second guide inclined surface (21) and a second positioning vertical surface (23) which are positioned in front of the first positioning vertical surface (122) are sequentially arranged on the upper positioning block (2) from top to bottom, a third guide inclined surface (31) and a third positioning vertical surface (33) which are positioned in front of the second positioning vertical surface (23) are sequentially arranged on the lower positioning block (3) from top to bottom, and the part of the front surface of the positioning strip (12) which is positioned below the lower positioning block (3) is a fourth positioning vertical surface (123).
2. The slab guide frame according to claim 1, wherein: a first limit step (22) is arranged between the second guide inclined surface (21) and the second positioning vertical surface (23), and a second limit step (32) is arranged between the third guide inclined surface (31) and the third positioning vertical surface (33).
3. The slab guide frame according to claim 2, wherein: the front and back positions of the upper positioning block (2) and the lower positioning block (3) are adjustable.
4. The slab guide frame according to claim 3, wherein: be provided with holding surface (13) on leading just a body (1), it is provided with locating piece slot hole (24) on locating piece (2) to go up, be provided with down locating piece slot hole (34) on locating piece (3) down, the lower extreme of lower locating piece (3) supports and leans on holding surface (13), the lower extreme of going up locating piece (2) supports and leans on locating piece (3) down, it compresses tightly on location strip (12) through a fastener that passes locating piece slot hole (24) to go up locating piece (2), lower locating piece (3) compress tightly on location strip (12) through a fastener that passes down locating piece slot hole (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901561.3U CN210876977U (en) | 2019-11-06 | 2019-11-06 | Sheet material guide frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921901561.3U CN210876977U (en) | 2019-11-06 | 2019-11-06 | Sheet material guide frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210876977U true CN210876977U (en) | 2020-06-30 |
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ID=71326919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921901561.3U Active CN210876977U (en) | 2019-11-06 | 2019-11-06 | Sheet material guide frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210876977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846044A (en) * | 2021-02-04 | 2021-05-28 | 深圳市锐特尔精密模具有限公司 | Lower die changing mechanism of double-station riveting press |
-
2019
- 2019-11-06 CN CN201921901561.3U patent/CN210876977U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846044A (en) * | 2021-02-04 | 2021-05-28 | 深圳市锐特尔精密模具有限公司 | Lower die changing mechanism of double-station riveting press |
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