CN214488375U - Cambered surface mould of bending - Google Patents
Cambered surface mould of bending Download PDFInfo
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- CN214488375U CN214488375U CN202120271120.0U CN202120271120U CN214488375U CN 214488375 U CN214488375 U CN 214488375U CN 202120271120 U CN202120271120 U CN 202120271120U CN 214488375 U CN214488375 U CN 214488375U
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Abstract
A cambered surface bending die comprises an upper die device and a lower die device matched with the upper die device; the upper die device comprises an upper die base, an upper clamping plate arranged at the bottom of the upper die base, an upper pressure plate arranged at the bottom of the upper clamping plate, and an upper wedge which is arranged at the bottom of the upper die base, downwardly penetrates through the upper clamping plate and is positioned at the outer side of the upper pressure plate; the lower die device comprises a lower die base, a lower backing plate arranged on the lower die base, a lower convex die plate arranged on the lower backing plate and matched with the upper pressure plate, a lower sliding block arranged on the lower die base and positioned on the outer side of the lower convex die plate, and a first return spring assembly arranged on the lower die base and used for driving the lower sliding block to move outwards; the lower part of the inner side of the upper wedge and the upper part of the outer side of the lower slide block are respectively provided with a first transmission inclined part and a second transmission inclined part which are matched with each other and drive the lower slide block to move inwards; the upper part of the lower convex template is provided with an arc convex part, and the bottom of the upper pressure plate is provided with a concave part matched with the arc convex part. The utility model discloses can be used for the processing of bending of the protruding cambered surface of panel.
Description
Technical Field
The utility model belongs to the technical field of the mould, concretely relates to cambered surface mould of bending.
Background
The front shell of the water heater comprises a panel and side plates which are positioned on two sides of the panel and extend backwards relative to the panel, the side plates are formed by bending relative to the panel, the front shell of part of the water heater is designed into a convex arc surface shape for the sake of attractiveness, and a corresponding bending die needs to be designed for processing the convex arc surface structure of the panel.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cambered surface mould of bending, it can be used for the processing of bending of the protruding cambered surface of panel.
In order to achieve the above object, the embodiment of the present invention provides a technical solution:
a cambered surface bending die comprises an upper die device and a lower die device matched with the upper die device;
the upper die device comprises an upper die base, an upper clamping plate arranged at the bottom of the upper die base, an upper pressure plate arranged at the bottom of the upper clamping plate, and an upper wedge which is arranged at the bottom of the upper die base, downwardly penetrates through the upper clamping plate and is positioned at the outer side of the upper pressure plate;
the lower die device comprises a lower die base, a lower backing plate arranged on the lower die base, a lower convex die plate arranged on the lower backing plate and used for placing a workpiece and matched with the upper pressure plate, a lower sliding block arranged on the lower die base and positioned on the outer side of the lower convex die plate, and a first return spring assembly arranged on the lower die base and used for driving the lower sliding block to move outwards;
the lower part of the inner side of the upper wedge and the upper part of the outer side of the lower slide block are respectively provided with a first transmission inclined part and a second transmission inclined part which are matched with each other and drive the lower slide block to move inwards;
the upper portion of the lower convex template is provided with an arc-shaped convex portion, and the bottom of the upper pressure plate is provided with a concave portion matched with the arc-shaped convex portion.
The first reset spring assembly comprises a first limiting leaning block, a first bolt, a first gasket and a first spring, wherein the first limiting leaning block is arranged on the lower die base and located on the outer side of the lower sliding block, the first bolt is transversely arranged on the first limiting leaning block in a penetrating mode, the inner side of the first bolt is fixedly connected with the lower sliding block, the first gasket is sleeved on the first bolt and located on the outer side of the first limiting leaning block, the first gasket is sleeved on the first bolt, and two ends of the first spring are respectively abutted against the first gasket and the first limiting leaning block.
The lateral surface of going up the slide wedge leans on the medial surface of connecting with first spacing leaning on the piece to lean on.
The upper wedge is located above the first bolt, and a clearance groove used for avoiding interference with the first bolt is formed in the bottom of the upper wedge.
The width of the lower convex die plate is larger than that of the upper pressure plate.
And the upper part of the inner side of the lower sliding block is provided with a boss which is opposite to the side part of the upper pressure plate and is positioned above the side part of the lower convex template.
The upper part and the side part of the lower convex template are in transitional connection through a first arc part;
and a second arc part matched with the first arc part is arranged between the bottom of the boss and the inner side of the lower slider.
The lower die device comprises a cushion block arranged at the bottom of the lower die base and a base plate arranged at the bottom of the cushion block.
The utility model has the advantages as follows:
the utility model discloses can be used for the processing of bending of the protruding cambered surface of panel.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of the pressing between the upper die device and the lower die device according to an embodiment of the present invention.
Fig. 3 is a partially enlarged view of fig. 2A.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
Referring to fig. 1-3, the cambered surface bending die comprises an upper die device and a lower die device matched with the upper die device;
the upper die device comprises an upper die base 1, an upper clamping plate 2 arranged at the bottom of the upper die base 1, an upper pressure plate 3 arranged at the bottom of the upper clamping plate 2, and an upper wedge 4 which is arranged at the bottom of the upper die base 1, penetrates through the upper clamping plate 2 downwards and is positioned at the outer side of the upper pressure plate 3;
the lower die device comprises a lower die base 5, a lower backing plate 6 arranged on the lower die base 5, a lower convex die plate 7 arranged on the lower backing plate 6 and used for placing a workpiece and matched with the upper pressure plate 3, a lower sliding block 8 arranged on the lower die base 5 and positioned on the outer side of the lower convex die plate 7, and a first return spring assembly arranged on the lower die base 5 and used for driving the lower sliding block 8 to move outwards;
the left side and the right side of the lower convex template 7 are provided with lower sliding blocks 8.
Wherein, the workpiece is placed in front of the lower convex template 7, the bending processing of the side plate 24 is finished, the panel 23 is of a flat structure, and the processing of the convex arc surface is not carried out.
An upper spring is arranged between the upper die holder 1 and the upper pressure plate 3, and a lower spring is arranged between the lower die holder 5 and the lower convex die plate 7.
The lower part of the inner side of the upper wedge 4 and the upper part of the outer side of the lower slide block 8 are respectively provided with a first transmission inclined part 9 and a second transmission inclined part 10 which are mutually matched and drive the lower slide block 8 to move inwards;
the horizontal distances between the first transmission inclined part 9 and the second transmission inclined part 10 and the outer side surface of the upper inclined wedge 4 are gradually reduced from top to bottom.
The upper part of the lower punch plate 7 is provided with an arc-shaped convex part 16, and the bottom of the upper material pressing plate 3 is provided with a concave part 17 matched with the arc-shaped convex part 16.
When the upper pressure plate 3 and the lower convex die plate 7 are pressed with each other, the arc-shaped convex part 16 and the concave part 17 are respectively positioned at two sides of the panel 23 and bend the panel 23 in an arc shape, so that the panel 23 is in a convex arc surface shape finally.
The utility model discloses can be used for the processing of bending of the protruding cambered surface of panel 23, this cambered surface mould of bending is installed on the punching machine, adds man-hour:
an operator firstly places a workpiece to be bent on the lower die device, the panel 23 is placed on the lower convex template 7, and the side plate 24 is positioned on the side part of the lower convex template 7;
the upper die device moves downwards, the upper pressing plate 3 presses the panel 23 downwards on the lower convex die plate 7 to realize the primary bending of the convex arc surface of the panel 23, and the side plate 24 moves downwards due to the bending of the panel 23 and corresponds to the lower sliding block 8;
the upper die device continues to descend, and the upper wedge 4 drives the lower sliding block 8 to move inwards and press the side plate 24 through the cooperation of the first transmission inclined part 9 and the second transmission inclined part 10;
the upper die device continues to move downwards, the upper pressure plate 3 continuously presses the panel 23 to the upper part of the lower convex die plate 7, the lower slide block 8 continuously presses the side plate 24 to the side part of the lower convex die plate 7, and springback of the convex arc surface of the panel 23 after stamping is avoided.
After the upper die device finishes descending, the upper die device resets upwards, the upper pressure plate 3 is separated from the lower convex die plate 7, the upper wedge 4 moves upwards, and the first reset spring assembly drives the lower sliding block 8 to move outwards to reset.
Further, the first return spring assembly comprises a first limiting leaning block 11 arranged on the lower die holder 5 and located on the outer side of the lower sliding block 8, a first bolt 12 transversely penetrating the first limiting leaning block 11 and fixedly connected with the lower sliding block 8 on the inner side, a first gasket 13 sleeved on the first bolt 12 and located on the outer side of the first limiting leaning block 11, and a first spring 14 sleeved on the first bolt 12 and having two ends respectively abutted against the first gasket 13 and the first limiting leaning block 11.
After the upper wedge 4 is separated from the lower sliding block 8 upwards, the first return spring assembly drives the lower sliding block 8 to move outwards to return.
The lower sliding block 8 and the first limit leaning block 11 are positioned outside the lower backing plate 6.
And a guide rail between the first limiting leaning block 11 and the lower convex template 7 is arranged on the lower die holder 5 corresponding to the lower sliding block 8, and the lower sliding block 8 is arranged on the guide rail in a transmission manner.
The lower die base 5 of the lower die device is provided with a plurality of groups of elastic pins which are arranged at intervals, are positioned on the outer sides of the lower base plate 6 and the lower convex die plate 7 and are used for positioning a workpiece, the elastic pins are limited to be arranged on the edge of the side part of the workpiece, and when the upper die device moves downwards, the elastic pins are pressed downwards, so that the bending processing of the workpiece is not influenced.
Further, the outer side surface of the upper wedge 4 is connected with the inner side surface of the first limit abutment block 11 in an abutting mode.
The first limit stop block 11 is used for guiding the upper wedge 4 to move up and down and keeping the lower sliding block 8 pressed on the outer side of the side plate 24.
Further, the upper wedge 4 is located above the first bolt 12, and a clearance groove 15 for avoiding interference with the first bolt 12 is provided at the bottom of the upper wedge 4.
The arrangement of the clearance groove 15 ensures that the upper wedge 4 does not collide with the first bolt 12 when the upper die device is pressed on the lower die device, and the operation safety of the cambered surface bending die is ensured.
Further, the width of the lower punch plate 7 is greater than that of the upper die plate 3, and the width of the arc-shaped convex part 16 is also greater than that of the concave part 17.
Further, the upper part of the inner side of the lower slide block 8 is provided with a boss 18 which is opposite to the side part of the upper pressure plate 3 and is positioned above the side part of the lower punch plate 7.
When the lower sliding block 8 is pressed on the side part of the lower convex template 7, the boss 18 is pressed above the side part of the lower convex template 7, and the side plate 24 is fixed by the arrangement of the boss 18.
Further, the upper part and the side part of the lower convex template 7 are in transition connection through a first circular arc part 19;
and a second arc part 20 matched with the first arc part 19 is arranged between the bottom of the boss 18 and the inner side of the lower slide block 8.
The first arc part 19 and the second arc part 20 are engaged with the joint of the side plate 24 and the panel 23.
Further, the lower die device includes a pad 21 provided at the bottom of the lower die base 5 and a substrate 22 provided at the bottom of the pad 21, and constitutes the lower die device.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (8)
1. A cambered surface bending die is characterized by comprising an upper die device and a lower die device matched with the upper die device;
the upper die device comprises an upper die base (1), an upper clamping plate (2) arranged at the bottom of the upper die base (1), an upper pressure plate (3) arranged at the bottom of the upper clamping plate (2), and an upper wedge (4) which is arranged at the bottom of the upper die base (1), penetrates through the upper clamping plate (2) downwards and is positioned at the outer side of the upper pressure plate (3);
the lower die device comprises a lower die base (5), a lower backing plate (6) arranged on the lower die base (5), a lower convex die plate (7) which is arranged on the lower backing plate (6) and used for placing a workpiece and is matched with the upper pressure plate (3), a lower sliding block (8) which is arranged on the lower die base (5) and positioned on the outer side of the lower convex die plate (7), and a first return spring assembly which is arranged on the lower die base (5) and used for driving the lower sliding block (8) to move outwards;
the lower part of the inner side of the upper wedge (4) and the upper part of the outer side of the lower sliding block (8) are respectively provided with a first transmission inclined part (9) and a second transmission inclined part (10) which are matched with each other and drive the lower sliding block (8) to move inwards;
the upper part of the lower convex template (7) is provided with an arc-shaped convex part (16), and the bottom of the upper pressure plate (3) is provided with a concave part (17) matched with the arc-shaped convex part (16).
2. The arc surface bending die according to claim 1, wherein the first return spring assembly comprises a first limiting leaning block (11) which is arranged on the lower die holder (5) and located at the outer side of the lower sliding block (8), a first bolt (12) which is transversely arranged on the first limiting leaning block (11) in a penetrating manner and is fixedly connected with the lower sliding block (8) at the inner side, a first gasket (13) which is sleeved on the first bolt (12) and is located at the outer side of the first limiting leaning block (11), and a first spring (14) which is sleeved on the first bolt (12) and is respectively abutted against the first gasket (13) and the first limiting leaning block (11) at two ends.
3. The arc surface bending die according to claim 2, wherein the outer side surface of the upper wedge (4) is connected with the inner side surface of the first limiting abutment block (11) in an abutting manner.
4. The arc surface bending die according to claim 2, wherein the upper wedge (4) is located above the first bolt (12), and a clearance groove (15) for avoiding interference with the first bolt (12) is formed at the bottom of the upper wedge (4).
5. The arc surface bending die according to claim 1, wherein the width of the lower convex die plate (7) is larger than that of the upper pressure plate (3).
6. The arc surface bending die according to claim 5, wherein the upper part of the inner side of the lower sliding block (8) is provided with a boss (18) which is opposite to the side part of the upper pressure plate (3) and is positioned above the side part of the lower punch plate (7).
7. The arc surface bending die according to claim 6, wherein the upper portion and the side portion of the lower convex die plate (7) are in transition connection through a first arc portion (19);
and a second arc part (20) matched with the first arc part (19) is arranged between the bottom of the boss (18) and the inner side of the lower sliding block (8).
8. Arc bending die according to claim 1, wherein the lower die device comprises a cushion block (21) arranged at the bottom of the lower die holder (5) and a base plate (22) arranged at the bottom of the cushion block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120271120.0U CN214488375U (en) | 2021-01-30 | 2021-01-30 | Cambered surface mould of bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120271120.0U CN214488375U (en) | 2021-01-30 | 2021-01-30 | Cambered surface mould of bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214488375U true CN214488375U (en) | 2021-10-26 |
Family
ID=78218083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120271120.0U Active CN214488375U (en) | 2021-01-30 | 2021-01-30 | Cambered surface mould of bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214488375U (en) |
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2021
- 2021-01-30 CN CN202120271120.0U patent/CN214488375U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A curved surface bending mold Effective date of registration: 20230323 Granted publication date: 20211026 Pledgee: Foshan rural commercial bank Limited by Share Ltd. Pledgor: FOSHAN CITY SHUNDE DISTRICT HEXIE MOULD MANUFACTURING CO.,LTD. Registration number: Y2023980035851 |