CN214516914U - Bending angle detection device - Google Patents
Bending angle detection device Download PDFInfo
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- CN214516914U CN214516914U CN202120487378.4U CN202120487378U CN214516914U CN 214516914 U CN214516914 U CN 214516914U CN 202120487378 U CN202120487378 U CN 202120487378U CN 214516914 U CN214516914 U CN 214516914U
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- bending angle
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- 238000005452 bending Methods 0.000 title claims abstract description 92
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000003921 oil Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses an angle detection device bends belongs to the equipment field of bending. The device comprises a lower beam, a horizontal driving mechanism and a laser emission mechanism; a horizontal guide rail is arranged on the lower cross beam along the length direction of the lower cross beam, and the laser emission mechanism is arranged on the horizontal guide rail in a sliding manner; and the horizontal driving mechanism is arranged on the lower cross beam and used for driving the laser emission mechanism to move along the horizontal guide rail. The utility model discloses can install on current bender, the angle of bending of the curved work piece detects, ensures that the angle of bending of final fashioned work piece is accurate.
Description
Technical Field
The utility model belongs to the technical field of the equipment of bending, more specifically say, relate to an angle detection device bends.
Background
The bending machine is important equipment for bending and forming workpieces in the sheet metal industry and is used for pressing steel plates into parts in various shapes according to process requirements. The bending machine is divided into a manual bending machine, a hydraulic bending machine and a numerical control bending machine, the hydraulic bending machine is taken as an example, the hydraulic bending machine mainly comprises a left stand column, a right stand column, a workbench and a cross beam, a left oil cylinder and a right oil cylinder are fixed on the stand columns, a sliding block is connected with a piston of the oil cylinder and moves up and down along a guide rail fixed on the stand columns, a lower die is fixed on the workbench, an upper die is installed at the lower end of the sliding block, a hydraulic system provides power, an electrical system gives instructions, and the sliding block drives the upper die to be closed downwards and the lower die to achieve bending of plates under the action of the oil cylinders.
When an existing bending machine is used for bending a plate, the bending angle of the plate positioned on a lower die is usually controlled by adjusting the press-in amount of an upper die, the forming angle of the plate has a certain relation with a die opening, the thickness of the plate, the resilience of the material and the press-down amount of the upper die, a numerical control system can only control the press-down amount of the upper die, errors caused by factors outside a ring cannot be overcome, and the bending angle of the plate is prone to errors when the plate is actually bent, so that the quality of finished workpieces is affected.
The Chinese patent application numbers are: CN201710052335.1, published date: patent literature of 2017, 5 and 24 discloses a bending machine, which comprises an active bending forming roller and an auxiliary bending forming roller, wherein the active bending forming roller and the auxiliary bending forming roller are mounted on a rack; the driving mechanism drives the swing mechanism to drive the active bending forming roller to do circular motion and drive the bending workpiece to bend around the auxiliary bending forming roller. The eccentric position of the active bending forming roller is adjusted, namely the diameter adjustment of the bending part can be realized by adjusting the swing arc diameter of the active bending forming roller, and the adjustment of the bending angle can be realized by adjusting the swing angle of the active bending forming roller, so that the bending requirements of different diameters and angles can be met by adjusting the active bending forming roller, the use is very flexible and convenient, the position and the swing angle of the active bending forming roller can be numerically controlled by adopting numerical control equipment, and different production requirements can be automatically met.
The Chinese patent application numbers are: CN201811345255.6, published date: patent literature of 19 days 5 months in 2020 discloses an angularly adjustable bender, which comprises a base, wherein the upper surface of the base is connected with a workbench surface, fixing seats are symmetrically installed at the middle positions of the upper surface of the workbench surface, symmetrical supporting plates are connected on the workbench surfaces at two sides of the fixing seats, supports are fixed at two sides of the workbench surface, a hydraulic oil cylinder is installed at the upper end of each support, the output end of the hydraulic oil cylinder is connected with a driving shaft, and the lower end of the driving shaft is connected with an upper die. According to the angle-adjustable bending machine, the first die and the second die are connected between the side plates and are in cross hinge connection, so that the cross angle can be freely adjusted to achieve the required bending angle, the application range is wide, various bending angles can be met, and the adjustment angle can be fixed by screwing the locking bolt and fixing the position of the sliding block; meanwhile, the positioning plate can move on the sliding rail through the rotation of the screw rod, the positioning plate is fixed to the side plate, and the precision in the bending process is guaranteed.
Both of the above bending machines can adjust the bending angle of the workpiece by a certain device, but the bending angle, i.e., the angle of the plate forming, is related to a plurality of factors, so that even if the bending angle is adjusted more accurately, it is difficult to ensure whether the bending angle is accurate enough, and thus it is difficult to determine the quality of the finally formed workpiece.
Disclosure of Invention
1. Problems to be solved
The angle of bending to work piece is difficult to guarantee whether to accord with the problem of the required precision of bending in current bender, the utility model provides an angle detection device bends can install on current bender, and the angle of bending of the curved work piece of fifty percent discount detects, ensures that the angle of bending of final fashioned work piece is accurate.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A bending angle detection device comprises a lower cross beam, a horizontal driving mechanism and a laser emission mechanism; a horizontal guide rail is arranged on the lower cross beam along the length direction of the lower cross beam, and the laser emission mechanism is arranged on the horizontal guide rail in a sliding manner; and the horizontal driving mechanism is arranged on the lower cross beam and used for driving the laser emission mechanism to move along the horizontal guide rail.
As a further improvement of the technical scheme, the horizontal driving mechanism comprises a motor, a driving wheel and a driven wheel; the driving wheel and the driven wheel are respectively hinged to two ends of the lower cross beam, a conveying belt is sleeved between the driving wheel and the driven wheel, and the laser emitting mechanism is connected with the conveying belt; an output shaft of the motor is in transmission connection with the driving wheel.
As a further improvement of the technical scheme, the lower cross beam is provided with two lower cross beams which are arranged side by side, and two ends of one lower cross beam are respectively connected with the other lower cross beam through one mounting seat; and a horizontal driving mechanism and a laser emission mechanism are respectively arranged on the two lower cross beams.
As a further improvement of the technical scheme, the motor is arranged on one of the mounting seats, a double-shaft motor is adopted, and two output shafts of the double-shaft motor are respectively in transmission connection with a driving wheel.
As a further improvement of the technical scheme, the two driven wheels are in transmission connection through a transmission shaft.
As a further improvement of the technical scheme, at least one pair of limiting plates is arranged on the lower cross beam, and the conveyor belt penetrates through the at least one pair of limiting plates.
As a further improvement of the technical scheme, a plurality of pairs of limiting plates are arranged on the lower cross beam and are arranged along the length direction of the lower cross beam.
As a further improvement of the technical scheme, a shielding plate is arranged on the mounting seat close to the motor, and two sides of the shielding plate respectively extend towards the upper parts of the two lower cross beams.
As a further improvement of the technical scheme, an upper cross beam is arranged above the lower cross beam, and the conveyor belt is positioned below the upper cross beam.
As a further improvement of the technical scheme, two ends of the horizontal guide rail are provided with limiting blocks.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model relates to a bending angle detection device can detect the bending angle of a workpiece on a bending machine through a laser emission mechanism, and ensure the shape accuracy of the finally formed workpiece, in particular, the laser emission mechanism can move along the length direction of a lower cross beam to respectively detect each position of the workpiece, thereby further ensuring the shape accuracy of the workpiece;
(2) the utility model relates to a bending angle detection device, which is provided with two horizontal driving mechanisms and a laser emission mechanism, can respectively detect the bending angle of a workpiece from the two sides of the workpiece to be bent, and greatly improves the detection accuracy and the detection efficiency of the bending angle of the workpiece;
(3) the utility model relates to a bending angle detection device, through single motor simultaneous control two action wheels, can keep the operating speed of both sides conveyer belt unanimous, guarantee the synchronous operation of two laser emission mechanisms, improve the detection accuracy to work piece bending angle, simultaneously, connect through the transmission shaft transmission between two driven wheels, further improved the detection accuracy to work piece bending angle;
(4) the utility model relates to a bending angle detection device, be close to the motor be equipped with the shielding plate on the mount pad, can shelter from laser after laser emission mechanism returns initial position, prevent that laser from shining other objects and misjudge the bending angle of work piece and have the problem, improved detection device's job stabilization nature;
(5) the utility model relates to a bending angle detection device, the upper beam is arranged above the lower beam, which can shield the lower conveyor belt to a certain extent, and prevent sundries from falling onto the conveyor belt to damage the conveyor belt and influence the normal operation of the conveyor belt;
(6) the utility model relates to a bending angle detection device, the bottom end rail is equipped with at least a pair of limiting plate, and the conveyer belt passes between a pair of limiting plate, and the limiting plate can restrict the conveyer belt and rock to both sides, guarantees the normal operating of conveyer belt, and improves the accuracy of the direction of motion of laser emission mechanism;
(7) the utility model relates to an angle detection device bends, horizontal guide's both ends are equipped with the stopper, can restrict laser emission mechanism's the biggest displacement, prevent that laser emission mechanism and horizontal drive mechanism from bumping, cause laser emission mechanism and horizontal drive mechanism's damage.
Drawings
FIG. 1 is a schematic diagram of a bending machine;
FIG. 2 is a schematic structural diagram of the detecting device;
in the figure: 1. a lower cross beam; 11. a mounting seat; 12. a limiting plate; 13. a shielding plate; 2. a horizontal driving mechanism; 21. a motor; 22. a driving wheel; 23. a driven wheel; 24. a conveyor belt; 3. a laser emitting mechanism; 4. a horizontal guide rail; 41. a limiting block; 5. an upper cross beam; 6. an upper die; 7. a work table; 8. a lower die; 9. and a frame.
Detailed Description
The invention will be further described with reference to specific embodiments and drawings.
Examples
A bending machine with a bending angle detection device is used for bending workpieces such as plates and detecting the final formed angle of the plates, the bending precision of the workpieces is guaranteed, and the specific structure and the working principle of the bending machine are described in detail below.
As shown in fig. 1, the bending machine includes an upper die 6, a worktable 7, a lower die 8, a frame 9, and a bending angle detection device. Wherein, frame 9 is the mounting base of whole bender, and workstation 7 sets up subaerial, and lower mould 8 sets up in workstation 7 upper end, goes up mould 6 and sets up on frame 9 of 8 tops of lower mould. When the bending machine works, a workpiece is placed on the lower die 8, and the upper die 6 is controlled to be pressed downwards through the oil cylinder on the frame 9 to bend the workpiece.
As shown in fig. 2, the bending angle detection device includes a lower beam 1, a horizontal driving mechanism 2 and a laser emission mechanism 3, and the number of the lower beam, the horizontal driving mechanism 2 and the laser emission mechanism is two. Wherein. Two lower beams 1 are respectively and fixedly installed on the side of the workbench 7, two ends of one lower beam 1 are respectively connected with the other lower beam through a mounting seat 11, and the mounting seats 11 are located at two ends of the workbench 7. The side edge of the workbench 7 is provided with a horizontal guide rail 4 along the length direction of the lower beam 1, and the laser emission mechanism 3 is provided with a slide block matched with the horizontal guide rail 4 and is arranged on the horizontal guide rail 4 in a sliding way. The horizontal driving mechanism 2 is arranged on the lower beam 1 and used for driving the laser emission mechanism 3 to move along the horizontal guide rail 4.
During operation, the laser emitting mechanism 3 can detect the bending angle of the workpiece on the bending machine, so that the shape accuracy of the finally formed workpiece is ensured, particularly, the laser emitting mechanism can move along the length direction of the lower cross beam 1 to respectively detect each position of the workpiece, and further the shape accuracy of the workpiece is ensured. And set up two horizontal drive mechanism 2 and laser emission mechanism 3, can detect the angle of bending of work piece from the both sides of the work piece of bending respectively, effectively improved detection accuracy nature and detection efficiency to the work piece angle of bending. And be equipped with shielding plate 13 on the mount pad 11 that is close to motor 21, shielding plate 13's both sides extend towards the top of two bottom end rails 1 respectively, and when laser emission mechanism 3 returned to the position that is close to motor 21, shielding plate 13 extended position can just keep off the post with the laser that laser emission mechanism 3 sent, prevents that laser from shining other objects and misjudge the angle of bending of work piece and have the problem, has improved the stability of detection achievement.
Specifically, the horizontal driving mechanism 2 includes a motor 21, a driving pulley 22, and a driven pulley 23. The driving wheel 22 and the driven wheel 23 are respectively hinged at two ends of the lower beam 1 through bearings, a conveying belt 24 is sleeved between the driving wheel and the driven wheel, and the laser emitting mechanism 3 is connected with the conveying belt 24. It should be noted that the motor 21 is installed on one of the installation bases 11, a dual-shaft motor is adopted, two output shafts of the dual-shaft motor are respectively connected with a driving wheel 22 in a transmission manner, and two driven wheels 23 are connected with each other in a transmission manner through a transmission shaft. The structure can keep the running speeds of the conveyor belts 24 on the two sides consistent, ensures the synchronous running of the two laser emission mechanisms 3, and improves the detection accuracy of the bending angle of the workpiece.
In addition, the lower beam 1 is provided with at least one pair of limiting plates 12, 4 pairs of limiting plates 12 are provided in the embodiment, the 4 pairs of limiting plates 12 are arranged along the length direction of the lower beam 1, and the conveyor belt 24 passes through between each pair of limiting plates 12. The limiting plate 12 can limit the conveyor belt 24 to shake towards two sides, so that the normal operation of the conveyor belt 24 is ensured, and the accuracy of the movement direction of the laser emission mechanism 3 is improved. Meanwhile, the upper cross beam 5 arranged on the side edge of the workbench 7 is arranged above the lower cross beam 1, the conveyor belt 24 is positioned below the upper cross beam 5, the upper cross beam 5 can shield the conveyor belt 24 below to a certain degree, and sundries are prevented from falling onto the conveyor belt 24 to damage the conveyor belt 24 and influence the normal work of the conveyor belt 24. The both ends of horizontal guide 4 still are equipped with stopper 41, and stopper 41 can restrict the biggest displacement distance of laser emission mechanism 3, prevents that laser emission mechanism 3 and horizontal drive mechanism 2 from colliding, causes the damage of laser emission mechanism 3 and horizontal drive mechanism 2, and the medial surface of stopper 41 can adopt elastic material, reduces the damage that receives when laser emission mechanism 3 collides with stopper 41.
In conclusion, the bending machine with the bending angle detection device can detect the bending angle of the workpiece to be bent, and ensure that the bending angle of the finally formed workpiece is accurate.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides an angle detection device bends which characterized in that: comprises a lower beam (1), a horizontal driving mechanism (2) and a laser emission mechanism (3); a horizontal guide rail (4) is arranged on the lower cross beam (1) along the length direction of the lower cross beam, and the laser emission mechanism (3) is slidably mounted on the horizontal guide rail (4); the horizontal driving mechanism (2) is arranged on the lower cross beam (1) and used for driving the laser emission mechanism (3) to move along the horizontal guide rail (4).
2. The bending angle detection device according to claim 1, wherein: the horizontal driving mechanism (2) comprises a motor (21), a driving wheel (22) and a driven wheel (23); the driving wheel (22) and the driven wheel (23) are respectively hinged to two ends of the lower cross beam (1), a conveying belt (24) is sleeved between the driving wheel and the driven wheel, and the laser emitting mechanism (3) is connected with the conveying belt (24); an output shaft of the motor (21) is in transmission connection with a driving wheel (22).
3. The bending angle detection device according to claim 2, wherein: the two lower cross beams (1) are arranged side by side, and two ends of one lower cross beam (1) are respectively connected with the other lower cross beam through one mounting seat (11); the two lower beams (1) are respectively provided with a horizontal driving mechanism (2) and a laser emission mechanism (3).
4. The bending angle detection device according to claim 3, wherein: the motor (21) is arranged on one of the mounting seats (11), a double-shaft motor is adopted, and two output shafts of the double-shaft motor are respectively connected with a driving wheel (22) in a transmission manner.
5. The bending angle detection device according to claim 4, wherein: the two driven wheels (23) are in transmission connection through a transmission shaft.
6. The bending angle detection device according to any one of claims 2 to 5, wherein: the lower cross beam (1) is provided with at least one pair of limiting plates (12), and the conveyor belt (24) penetrates through the space between the at least one pair of limiting plates (12).
7. The bending angle detection device according to claim 6, wherein: the lower cross beam (1) is provided with a plurality of pairs of limiting plates (12), and the plurality of pairs of limiting plates (12) are arranged along the length direction of the lower cross beam (1).
8. The bending angle detection device according to any one of claims 3 to 5, wherein: and a shielding plate (14) is arranged on the mounting seat (11) close to the motor (21), and two sides of the shielding plate (14) respectively extend towards the upper parts of the two lower cross beams (1).
9. The bending angle detection device according to any one of claims 2 to 5, wherein: an upper cross beam (5) is arranged above the lower cross beam (1), and the conveyor belt (24) is positioned below the upper cross beam (5).
10. The bending angle detection device according to any one of claims 1 to 5, wherein: and two ends of the horizontal guide rail (4) are provided with limiting blocks (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120487378.4U CN214516914U (en) | 2021-03-05 | 2021-03-05 | Bending angle detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120487378.4U CN214516914U (en) | 2021-03-05 | 2021-03-05 | Bending angle detection device |
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| CN214516914U true CN214516914U (en) | 2021-10-29 |
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| CN202120487378.4U Active CN214516914U (en) | 2021-03-05 | 2021-03-05 | Bending angle detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116786636A (en) * | 2023-07-19 | 2023-09-22 | 太原科技大学 | Bending control system and bending rebound combined compensation method |
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- 2021-03-05 CN CN202120487378.4U patent/CN214516914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116786636A (en) * | 2023-07-19 | 2023-09-22 | 太原科技大学 | Bending control system and bending rebound combined compensation method |
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