CN219211178U - Bending machine - Google Patents
Bending machine Download PDFInfo
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- CN219211178U CN219211178U CN202320351582.2U CN202320351582U CN219211178U CN 219211178 U CN219211178 U CN 219211178U CN 202320351582 U CN202320351582 U CN 202320351582U CN 219211178 U CN219211178 U CN 219211178U
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- lower pressing
- pressing plates
- pressing plate
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- plate
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model provides a bending machine, which comprises two first telescopic rods, two upper pressing plates, two lower pressing plates, a supporting component and two driving components, wherein the upper pressing plates and the lower pressing plates are of flat plate structures, the two lower pressing plates are horizontally arranged left and right in parallel, a space is arranged in the middle of the lower pressing plates, and the supporting component is arranged below the lower pressing plates and is respectively connected with adjacent edges of the two lower pressing plates in a rotating way under the condition of not influencing the rotation of the lower pressing plates; the driving assembly is fixedly connected with the supporting assemblies and drives the two supporting assemblies to horizontally and relatively slide, so that the size of an excessive section in the middle of the bending parts at two sides is adjusted; the two upper pressing plates are horizontally arranged above the corresponding lower pressing plates in parallel, and a space is arranged between the two upper pressing plates; the top of the first telescopic rod is fixedly arranged, and the rotating surfaces of the upper pressing plate and the lower pressing plate are coplanar. The utility model solves the problem of higher bending cost when bending large-scale plates by using the die, and reduces the production cost.
Description
Technical Field
The utility model relates to the technical field of sheet metal machining, in particular to a bending machine.
Background
The metal plate is elastically deformed under the pressure of an upper die or a lower die of the bending machine, then enters plastic deformation, the plate is freely bent at the beginning stage of plastic bending, the inner surfaces of the plate and the V-shaped groove of the lower die are gradually abutted with each other along with the pressure applied by the upper die or the lower die, meanwhile, the curvature radius and the bending moment arm are gradually reduced, the pressure continues until the stroke is ended, and the upper die and the lower die are abutted with each other at three points to be in full contact with each other, so that V-shaped bending is completed at the moment, namely bending commonly known as bending.
However, when the dies are used for bending, a pair of dies can only process the plate into one angle, and when different angles are required to be processed, additional dies are required to be used, and the increase of the number of the purchasing dies also increases the cost of enterprises. In addition, in the prior art, the bending angle of the sheet material is changed by controlling the closing distance of the upper die, and in this way, the bending machine with a calculating function is generally provided with the function after processing by calculating the relation between the pressing depth and the bending angle, and the relative cost is increased, so that a new bending machine for bending various angles is required.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a bending machine, which solves the problem of high bending cost of a die when bending a large plate in the prior art.
According to the embodiment of the utility model, the bending machine comprises two first telescopic rods, two upper pressing plates, two lower pressing plates, a supporting component and two driving components, wherein the upper pressing plates and the lower pressing plates are of flat plate structures, the two lower pressing plates are horizontally arranged side by side and are provided with a space in the middle, and the supporting component is arranged below the lower pressing plates and is respectively connected with adjacent edges of the two lower pressing plates in a rotating way under the condition of not influencing the rotation of the lower pressing plates; the driving assembly is fixedly connected with the supporting assemblies and drives the two supporting assemblies to horizontally and relatively slide, so that the size of an excessive section in the middle of the bending parts at two sides is adjusted; the two upper pressing plates are horizontally arranged above the corresponding lower pressing plates in parallel, and a space is arranged between the two upper pressing plates; the two first telescopic rods are vertically arranged, the bottom ends of the first telescopic rods are rotationally connected with the gravity center positions of the corresponding upper pressing plates, the tops of the first telescopic rods are fixedly arranged, and the rotating surfaces of the upper pressing plates and the lower pressing plates are coplanar; one end of the lower pressing plate, which is far away from the supporting component, is provided with a resetting component, and the resetting component enables one side of the lower pressing plate, which is far away from the supporting component, to rotate downwards to an inclined state and then can be reset to an initial state.
The technical principle of the utility model is as follows: when the plate is bent, a worker or a mechanical auxiliary device places the plate on the top surfaces of the two lower pressing plates, then the two upper pressing plates move downwards to fix the plate between the upper pressing plates and the lower pressing plates, so that horizontal displacement of the plate is avoided, then the upper pressing plates are driven to move downwards continuously by the first expansion driving, and the upper pressing plates and the lower pressing plates rotate to a moving angle, so that the plate is bent by a solid line.
Preferably, the support assembly comprises a support frame, the support frame is of a square frame structure which is vertically arranged, and the top of the support frame is rotationally connected with the side edge of the lower pressing plate.
Preferably, the driving assembly comprises a plurality of second telescopic rods, an upper guide rail and a lower guide rail, wherein the upper guide rail and the lower guide rail are respectively and horizontally fixedly arranged at the upper end and the lower end of the support frame, the upper guide rail and the lower guide rail are respectively and slidably connected with the support frame, and the sliding direction of the support frame is vertical to the rotating shaft of the lower pressing plate; the second telescopic link level sets up and is perpendicular with the support frame, and the second telescopic link sets up the adjacent side at two support frames, and the one end and the support frame fixed connection of second telescopic link, the fixed setting of other one end.
Preferably, the reset component comprises a sliding rod, a movable sleeve and a spring, one end of the movable sleeve is rotationally connected with the bottom of the support frame, the other end of the movable sleeve is provided with a coaxial blind hole, one end of the sliding rod is in sliding connection with the blind hole, the other section of the sliding rod is rotationally connected with the bottom of one side of the lower pressing plate, which is far away from the support frame, the rotating surfaces of the sliding rod and the movable sleeve are coplanar, the spring is simultaneously arranged inside the blind hole, one end of the spring is fixedly connected with the bottom of the blind hole, and the other end of the spring is fixedly connected with one end of the sliding rod.
Preferably, the side edge of the lower pressing plate, which is close to the other lower pressing plate, is coaxially provided with an angle disc, the angle disc is fixedly arranged, and the rotating surface of the lower pressing plate is provided with a space.
Preferably, a limiting block is arranged on a track of the downward rotation of the lower pressing plate.
Preferably, a positioning block is arranged at the top of the lower pressing plate, and the height of the positioning block protruding out of the lower pressing plate is smaller than the thickness of the plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the plate is fixed before being bent, the contact area of the upper pressing plate and the lower pressing plate when being folded is far larger than the contact area of the V-shaped die before being incompletely folded, so that the friction force is increased, the condition that the plate is horizontally displaced is avoided, and the bending precision is improved.
2. When the panel is placed at the holding down plate, stretch out the angle that certain length can control to bend downwards through controlling first telescopic link, when the panel need be bent into different angles, then adjust the extension length of first telescopic link can to avoided the mould of bending that needs different angles of purchase, improved the fund availability factor of enterprise.
3. When the radius of the bending part of the plate needs to be adjusted during bending, the second telescopic rod is used for controlling the interval between the two lower pressing plates, when the upper pressing plates and the lower pressing plates on two sides of the plate rotate respectively, the two sides of the plate rotate downwards to leave enough intervals, the middle connecting part of the plate after bending is larger, and therefore the middle transition part during bending can be adjusted, and the practicability is improved.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
In the above figures: 1. an upper press plate; 2. a lower pressing plate; 3. a first telescopic rod; 4. a positioning block; 5. a sheet material; 6. an angle scale; 7. a second telescopic rod; 8. a slide bar; 9. a spring; 10. a movable sleeve; 11. a limiting block; 12. a support frame; 13. a lower guide rail; 14. and (5) an upper guide rail.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the embodiment of the utility model provides a bending machine, which comprises two first telescopic rods 3, two upper pressing plates 1, two lower pressing plates 2, a supporting component and two driving components, wherein the upper pressing plates 1 and the lower pressing plates 2 are of square flat plate structures, the two lower pressing plates 2 are horizontally arranged side by side and are provided with a space in the middle, and the supporting component is arranged below the lower pressing plates 2 and is respectively connected with adjacent edges of the two lower pressing plates 2 in a rotating way under the condition of not influencing the rotation of the lower pressing plates 2. The driving assembly is fixedly connected with the supporting assembly and drives the two supporting assemblies to slide horizontally and relatively, so that the size of an excessive section in the middle of the bending parts on two sides is adjusted. The two upper pressing plates 1 are horizontally arranged above the corresponding lower pressing plates 2 in parallel, and a space is arranged between the two upper pressing plates 1 to avoid motion interference. The two first telescopic links 3 are vertically arranged, the bottom ends of the first telescopic links 3 are rotationally connected with the gravity center positions corresponding to the upper pressing plate 1, the tops of the first telescopic links 3 are fixedly arranged, and the rotating surfaces of the upper pressing plate 1 and the lower pressing plate 2 are coplanar. One end of the lower pressing plate 2, which is far away from the supporting component, is provided with a resetting component, and the resetting component enables one side of the lower pressing plate 2, which is far away from the supporting component, to rotate downwards to an inclined state and then can be reset to an initial state. The plate 5 to be bent is placed between the upper platen 1 and the lower platen 2, and both sides of the plate 5 are all located in a range where the upper platen 1 and the lower platen 2 abut.
Preferably, the support assembly comprises a support frame 12, the support frame 12 is a square frame structure which is vertically arranged, and the top of the support frame 12 is rotationally connected with the side edge of the lower pressure plate 2. The top edge of the support frame 12 is shown rotatably connected to the edge of the lower platen 2 adjacent to the other lower platen 2, so that the height of the portion of the lower platen 2 adjacent to the other lower platen 2 is kept constant. When the first telescopic rod 3 drives the upper pressing plate 1 to move downwards, the upper pressing plate 1 enables one side of the lower pressing plate 2 away from the supporting frame 12 to rotate downwards. In this process, the sheet 5 sandwiched between the lower platen 2 and the upper platen 1 is bent.
Preferably, the driving assembly comprises a plurality of second telescopic rods 7, an upper guide rail 14 and a lower guide rail 13, the upper guide rail 14 and the lower guide rail 13 are respectively and horizontally fixedly arranged at the upper end and the lower end of the supporting frame 12, the upper guide rail 14 which is parallel to each other is respectively arranged at the two sides of the top edge of the supporting frame 12, the lower guide rail 13 which is parallel to each other is respectively arranged at the two sides of the bottom edge of the supporting frame 12, the upper guide rail 14 and the lower guide rail 13 are respectively and slidably connected with the supporting frame 12, and the sliding direction of the supporting frame 12 is vertical to the rotating shaft of the lower pressing plate 2. The second telescopic rod 7 is horizontally arranged and perpendicular to the supporting frames 12, the second telescopic rod 7 is arranged on the adjacent sides of the two supporting frames 12, one end of the second telescopic rod 7 is fixedly connected with the supporting frames 12, and the other end of the second telescopic rod is fixedly arranged. In this example, the first telescopic rod 3 and the second telescopic rod 7 are all electrically driven. Each supporting frame 12 is connected with two second telescopic rods 7 which are respectively positioned on the upper side and the lower side of the supporting frame 12. When in use, the second telescopic rod 7 is used for adjusting the interval between the two supporting frames 12 before the upper pressing plate 1 moves downwards, and the interval is kept relatively fixed. The second telescopic rod 7 is provided with a self-locking function (self-locking is known in the art and is not described in detail here).
Preferably, the reset assembly comprises a sliding rod 8, a movable sleeve 10 and a spring 9, one end of the movable sleeve 10 is rotationally connected with the bottom of a supporting frame 12, the other end of the movable sleeve is provided with a coaxial blind hole, one end of the sliding rod 8 is slidingly connected with the blind hole, the other section of the sliding rod 8 is rotationally connected with the bottom of one side of the lower pressing plate 2, which is far away from the supporting frame 12, the rotating surfaces of the sliding rod 8 and the movable sleeve 10 are coplanar, the spring 9 is simultaneously arranged inside the blind hole, one end of the spring 9 is fixedly connected with the bottom of the blind hole, and the other end of the spring is fixedly connected with one end of the sliding rod 8. When the upper pressing plate 1 is driven downwards by the first telescopic rod 3 and moves the lower pressing plate 2 to be unscrewed to a certain angle, the bending of the plate 5 is completed. During the bending of the sheet 5, the sliding rod 8 slides inside the movable sleeve 10 and radially compresses the spring 9. When the second telescopic rod 7 is retracted, after the upper pressing plate 1 moves upwards, the spring 9 drives the sliding rod 8 to extend out of the movable sleeve 10, so that the lower pressing plate 2 is driven to rotate to be in a horizontal state.
Preferably, the side edge of the lower pressure plate 2 close to the other lower pressure plate 2 is coaxially provided with an angle scale 6, the angle scale 6 is fixedly arranged, and the rotating surface of the lower pressure plate 2 is provided with a space. The angle scale 6 is fixedly connected with the support frame 12 by a connecting rod. When the first telescopic rod 3 drives the upper pressing plate 1 and the lower pressing plate 2 to rotate, whether the bending angle is correct or not can be checked from the angle disc 6.
Preferably, a stopper 11 is disposed on a track of the downward rotation of the lower platen 2. The limiting block 11 can be movably arranged, and the downward rotation angle of the lower pressing plate 2 is limited by changing the position. The lower part of the limiting block 11 is provided with a telescopic bracket, and the maximum angle of downward rotation of the lower pressing plate 2 is adjusted by changing the height and the position. The condition that the rotation angle of the upper pressing plate 1 and the lower pressing plate 2 driven by the first telescopic rod 3 is overlarge is avoided.
Preferably, a positioning block 4 is arranged at the top of the lower pressing plate 2, and the height of the positioning block 4 protruding out of the lower pressing plate 2 is smaller than the thickness of the plate 5. When the plate 5 is placed on the top of the lower pressing plate 2, the positioning block 4 plays a role in positioning the plate 5. The top of holding down plate 2 has set gradually a plurality of screw nails along the direction of perpendicular support frame 12, the locating hole bottom is provided with corresponding screw thread section, and the locating hole is cylindric structure, and holding down plate 2 passes through threaded connection.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (7)
1. A bending machine, characterized in that: the device comprises two first telescopic rods (3), two upper pressing plates (1), two lower pressing plates (2), a supporting component and two driving components, wherein the upper pressing plates (1) and the lower pressing plates (2) are of flat plate structures, the two lower pressing plates (2) are horizontally arranged left and right in parallel, the middle of each lower pressing plate is provided with a space, and the supporting component is arranged below the lower pressing plates (2) and is respectively connected with adjacent edges of the two lower pressing plates (2) in a rotating way under the condition that the rotation of the lower pressing plates (2) is not influenced; the driving assembly is fixedly connected with the supporting assemblies and drives the two supporting assemblies to horizontally and relatively slide, so that the size of an excessive section in the middle of the bending parts at two sides is adjusted; the two upper pressing plates (1) are horizontally arranged above the corresponding lower pressing plates (2) in parallel, and a space is arranged between the two upper pressing plates (1); the two first telescopic rods (3) are vertically arranged, the bottom ends of the first telescopic rods (3) are rotationally connected with the gravity center positions of the corresponding upper pressing plates (1), the tops of the first telescopic rods (3) are fixedly arranged, and the rotating surfaces of the upper pressing plates (1) and the lower pressing plates (2) are coplanar; one end of the lower pressing plate (2) far away from the supporting component is provided with a resetting component, and the resetting component enables one side of the lower pressing plate (2) far away from the supporting component to rotate downwards to an inclined state and then can be reset to an initial state.
2. A bending machine as claimed in claim 1, wherein: the support assembly comprises a support frame (12), the support frame (12) is of a square frame structure which is vertically arranged, and the top of the support frame (12) is rotationally connected with the side edge of the lower pressing plate (2).
3. A bending machine as claimed in claim 2, wherein: the driving assembly comprises a plurality of second telescopic rods (7), an upper guide rail (14) and a lower guide rail (13), wherein the upper guide rail (14) and the lower guide rail (13) are respectively and horizontally fixedly arranged at the upper end and the lower end of the supporting frame (12), the upper guide rail (14) and the lower guide rail (13) are respectively and slidably connected with the supporting frame (12), and the sliding direction of the supporting frame (12) is vertical to the rotating shaft of the lower pressing plate (2); the second telescopic rod (7) is horizontally arranged and perpendicular to the supporting frames (12), the second telescopic rod (7) is arranged on the adjacent sides of the two supporting frames (12), one end of the second telescopic rod (7) is fixedly connected with the supporting frames (12), and the other end of the second telescopic rod is fixedly arranged.
4. A bending machine according to claim 3, wherein: the reset assembly comprises a sliding rod (8), a movable sleeve (10) and a spring (9), one end of the movable sleeve (10) is rotationally connected with the bottom of a supporting frame (12), a coaxial blind hole is formed in one end of the movable sleeve, one end of the sliding rod (8) is slidingly connected with the blind hole, the other end of the sliding rod (8) is rotationally connected with one side bottom of a lower pressing plate (2) away from the supporting frame (12), the rotating surfaces of the sliding rod (8) and the movable sleeve (10) are coplanar, the spring (9) is simultaneously arranged inside the blind hole, one end of the spring (9) is fixedly connected with the bottom of the blind hole, and the other end of the spring is fixedly connected with one end of the sliding rod (8).
5. A bending machine as claimed in claim 4, wherein: the side edge of the lower pressing plate (2) close to the other lower pressing plate (2) is coaxially provided with an angle scale (6), the angle scale (6) is fixedly arranged, and the rotating surface of the lower pressing plate (2) is provided with a space.
6. A bending machine according to claim 5, wherein: a limiting block (11) is arranged on a track of the downward rotation of the lower pressing plate (2).
7. A bending machine as claimed in claim 1, wherein: the top of the lower pressing plate (2) is provided with a positioning block (4), and the height of the positioning block (4) protruding out of the lower pressing plate (2) is smaller than the thickness of the plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320351582.2U CN219211178U (en) | 2023-02-28 | 2023-02-28 | Bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320351582.2U CN219211178U (en) | 2023-02-28 | 2023-02-28 | Bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219211178U true CN219211178U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320351582.2U Active CN219211178U (en) | 2023-02-28 | 2023-02-28 | Bending machine |
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| Country | Link |
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| CN (1) | CN219211178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116550815A (en) * | 2023-07-11 | 2023-08-08 | 道尔顿(张家港)工业自动化设备有限公司 | V-shaped pipeline pipe bending machine |
-
2023
- 2023-02-28 CN CN202320351582.2U patent/CN219211178U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116550815A (en) * | 2023-07-11 | 2023-08-08 | 道尔顿(张家港)工业自动化设备有限公司 | V-shaped pipeline pipe bending machine |
| CN116550815B (en) * | 2023-07-11 | 2023-09-05 | 道尔顿(张家港)工业自动化设备有限公司 | V-shaped pipeline pipe bending machine |
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