CN212884648U - Bending equipment - Google Patents

Abstract

The utility model relates to the technical field of micro-through plate assembly processing, and discloses a bending device, which comprises a frame body, wherein a placing platform and a flat plate are arranged in the frame body, the flat plate is positioned above the platform, a power mechanism for driving the flat plate to move up and down is arranged on the frame body, the micro-through plate assembly is clamped through a clamping mechanism, the flat plate is pre-bent through a roller by the pre-bending mechanism, so that an included angle is formed between the flat plate and a vertical plane, the flat plate can be smoothly bent, the fracture situation can not occur, the setting of a core rod is cancelled, two transverse plates are rotated through the matching between the power mechanism and a rotating mechanism, the bending of the micro-through plate assembly is completed, a gap is reserved between every two adjacent flat plates after the bending, a fourth motor in a shifting mechanism is started, an oblique-tooth rack is driven by a second screw rod to move, the flat pipes are deformed, and gaps between every two adjacent flat pipes after bending are increased.

Description

Bending equipment

Technical Field

The utility model relates to a little logical board subassembly processing technology field, more specifically the equipment of bending is related to that says so.

Background

The micro-through plate assembly consists of a plurality of flat pipes and two micro-through plates which are arranged oppositely, the flat pipes are arranged between one opposite sides of the two micro-through plates, and the flat pipes are arranged in an array manner;

the general equipment of bending to little logical board subassembly, its bending process is: firstly, feeding the micro-through plate assembly, then clamping the micro-through plate assembly through a clamping unit, inserting a core rod into one side of a bending position (namely a flat pipe position) of the micro-through plate assembly, which is adjacent to a bending inner angle, and then bending the micro-through plate assembly through a bending unit;

after the micro through plate assembly is bent by the method, every two adjacent flat pipes can be attached to each other, and the flat pipes attached to each other can reduce the heat exchange efficiency of the heat exchanger of the micro through plate assembly, so that defective products are produced, the qualified rate of finished products is reduced, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a bending device for there is the clearance between every two adjacent flat pipes after guaranteeing to bend.

In order to achieve the above purpose, the utility model provides a following technical scheme: the bending device comprises a frame body, wherein a placing platform and a flat plate are arranged in the frame body, the flat plate is positioned above the platform, a power mechanism for driving the flat plate to move up and down is arranged on the frame body, a clamping mechanism for clamping the micro through plate assembly on the placing platform is arranged on the placing platform, the clamping mechanism comprises a clamping part, a moving assembly for driving the clamping mechanism to move along the length direction of the micro through plate assembly is also arranged on the placing platform, a deformation mechanism for pre-bending the flat plate is arranged at the bottom of the flat plate so as to enable the top of the flat plate to be sunken, the placing platform comprises two transverse plates, the clamping parts are respectively arranged below the two transverse plates, the opposite ends of the two transverse plates are respectively hinged with the frame body, and the flat plate is provided with a mechanism for driving the two transverse plates to synchronously rotate, the rotating mechanism enables one ends of the two transverse plates, which are far away from each other, to approach or separate from each other.

As a further improvement, power unit includes servo motor and lead screw, the lead screw pass through linear bearing with dull and stereotyped connection, dull and stereotyped relative both sides are provided with respectively the lead screw, the one end of lead screw with the frame body bottom is rotated and is connected, the other end of lead screw runs through the frame body top surface to the first drive wheel of fixedly connected with, servo motor fixed connection be in the frame body top, and servo motor's output end fixedly connected with second drive wheel, first drive wheel and two carry out the transmission through driving belt between the second drive wheel.

As a further improvement, four corners of the flat plate are connected with a flat slide bar through linear bearings respectively, one end of the flat slide bar with the top fixed connection of the frame body, the other end of the flat slide bar with the bottom fixed connection of the frame body.

As a further improvement of the utility model, the clamping part is including leading to groove, clamp plate, sliding plate and cylinder, the both sides that lie in little logical board subassembly length direction on the diaphragm are provided with respectively lead to the groove, the both ends difference fixedly connected with fixed plate of clamp plate, the fixed plate passes lead to the groove with the output fixed connection of cylinder, the cylinder drives the clamp plate reciprocates, the sliding plate sliding connection be in the diaphragm bottom, the sliding plate with cylinder fixed connection.

As a further improvement of the utility model, the movable assembly includes first motor and first gear, first motor fixed connection be in on the sliding plate, the output shaft fixed connection of first motor first gear, the first rack of diaphragm bottom fixedly connected with, first rack with first gear engagement.

As a further improvement, the deformation mechanism includes second motor and support, support fixed connection be in dull and stereotyped bottom, second motor fixed connection be in on the support, the first screw rod of output fixedly connected with of second motor, threaded connection has the connecting block on the first screw rod, the connecting block top with support sliding connection, the second motor drives the connecting block removes along little logical board subassembly width direction, the connecting block bottom is rotated and is connected with the gyro wheel.

As a further improvement, after the flat pipe is pre-bent, the included angle between the sunken part of the flat pipe and the vertical plane is 25 degrees to 35 degrees.

As a further improvement of the utility model, the slewing mechanism includes third motor and two carriages, the output fixed connection second gear of third motor, carriage sliding connection be in on the flat board, two fixedly connected with second rack on the carriage respectively, the third motor passes through the second gear with the second rack moves two the carriage is kept away from each other or is close to, the carriage with the diaphragm one-to-one, and the carriage with it has the connecting rod to articulate between the diaphragm.

As a further improvement, the toggle mechanism comprises a power part and a helical rack, wherein the power part drives the helical rack to move along the width direction of the micro through plate assembly.

As a further improvement of the utility model, the power portion includes fourth motor and mount, mount fixed connection be in frame body bottom, fourth motor fixed connection be in on the mount, fourth motor output end fixedly connected with second screw rod, threaded connection has the link on the second screw rod, skewed tooth rack fixed connection be in the link top, the link with through sliding rail connection between the mount.

The utility model has the advantages that: the utility model discloses when buckling the board subassembly that leads to a little, place the board subassembly that leads to a little earlier on two diaphragms, then press from both sides the board subassembly that leads to a little through clamping mechanism, the mechanism of bending in advance carries out the pre-bending to flat pipe through the gyro wheel, make there be the contained angle between flat pipe and the plumb surface, ensure that flat pipe can be smooth by bending, the fracture condition can not take place, and cancelled the setting of plug, through the cooperation between power unit and the slewing mechanism, make two diaphragms rotate, accomplish bending the board subassembly that leads to a little, it has the clearance to ensure to have between every adjacent two flat pipes after bending, start through the fourth motor in the striking mechanism, drive the skewed tooth rack along the removal of board width direction that leads to a little through the second screw rod, make flat pipe take place to warp, increase the clearance between every adjacent two flat pipes after bending.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural diagram of the deformation mechanism of the present invention;

fig. 4 is a schematic structural diagram of the clamping mechanism of the present invention;

fig. 5 is a schematic structural view of the rotating mechanism of the present invention;

fig. 6 is a schematic structural view of another viewing angle at the clamping mechanism of the present invention;

fig. 7 is a schematic structural view of the middle toggle mechanism of the present invention.

Reference numerals: 1. a frame body; 11. a flat plate; 12. a transverse plate; 2. a power mechanism; 21. a servo motor; 22. a screw rod; 23. a first drive pulley; 24. a second transmission wheel; 25. a flat sliding bar; 3. a clamping mechanism; 31. a clamping portion; 311. a through groove; 312. pressing a plate; 313. a sliding plate; 314. a cylinder; 315. a fixing plate; 4. a moving assembly; 41. a first motor; 42. a first gear; 43. a first rack; 5. a deformation mechanism; 51. a second motor; 52. a support; 53. a first screw; 54. connecting blocks; 55. a roller; 6. a rotating mechanism; 61. a third motor; 62. a carriage; 63. a second gear; 64. a second rack; 65. a connecting rod; 7. a toggle mechanism; 71. a power section; 711. a fourth motor; 712. a fixed mount; 72. a helical rack; 73. a second screw; 74. and a connecting frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 7, the bending apparatus of this embodiment includes a frame body 1, a placing platform and a flat plate 11 are disposed in the frame body 1, the flat plate 11 is located above the platform, the placing platform includes two transverse plates 12, opposite ends of the two transverse plates 12 are respectively hinged to the frame body 1, a power mechanism 2 for driving the flat plate 11 to move up and down is disposed on the frame body 1, the power mechanism 2 includes a servo motor 21 and a lead screw 22, the lead screw 22 is connected to the flat plate 11 through a linear bearing, two opposite sides of the flat plate 11 are respectively provided with the lead screw 22, one end of the lead screw 22 is rotatably connected to the bottom of the frame body 1, the other end of the lead screw 22 penetrates through the top surface of the frame body 1 and is fixedly connected to a first driving wheel 23, the servo motor 21 is fixedly connected to the top of the frame body 1, and an output end of the servo motor 21 is fixedly, the servo motor 21 is started, and drives the two screw rods 22 to rotate through the first transmission wheel 23, the second transmission wheel 24 and the transmission belt, so as to drive the flat plate 11 to move up and down in the frame body 1;

the placing platform is provided with a clamping mechanism 3 used for clamping the micro through plate assembly on the placing platform, the clamping mechanism 3 comprises a clamping part 31, the clamping part 31 is respectively arranged below two transverse plates 12, the clamping part 31 comprises a through groove 311, a pressing plate 312, a sliding plate 313 and an air cylinder 314, the transverse plates 12 are respectively provided with the through groove 311 at two sides in the length direction of the micro through plate assembly, two ends of the pressing plate 312 are respectively and fixedly connected with a fixing plate 315, the fixing plate 315 passes through the through groove 311 and is fixedly connected with the output end of the air cylinder 314, the air cylinder 314 drives the pressing plate 312 to move up and down, the sliding plate 313 is slidably connected with the bottom of the transverse plates 12, the sliding plate 313 is fixedly connected with the air cylinder 314, when the micro through plate assembly is clamped, the micro through plate assembly is placed on the two transverse plates 12, the moving assembly 4 drives the two pressing plates, then the air cylinder 314 drives the pressing plate 312 to move downwards, so that the micro through plate assembly is clamped between the pressing plate 312 and the transverse plate 12;

the placing platform is further provided with a moving assembly 4 for driving the clamping mechanism 3 to move along the length direction of the micro-through plate assembly, the moving assembly 4 comprises a first motor 41 and a first gear 42, the first motor 41 is fixedly connected to the sliding plate 313, an output shaft of the first motor 41 is fixedly connected with the first gear 42, the bottom of the transverse plate 12 is fixedly connected with a first rack 43, the first rack 43 is meshed with the first gear 42, the first motor 41 is started to drive the first gear 42 to rotate, and the first gear 42 is meshed with the first rack 43 to drive the two pressing plates 312 to approach or separate from each other;

the bottom of the flat plate 11 is provided with a deforming mechanism 5 for pre-bending the flat plate so as to enable the top of the flat plate to form a recess, so that in the process of bending two micro-through plate assemblies, the end of the flat plate, which is opposite to the bending direction of the micro-through plate assemblies, is ensured not to break, and the flat plate can be smoothly and completely bent, the deforming mechanism 5 comprises a second motor 51 and a support 52, the support 52 is fixedly connected to the bottom of the flat plate 11, the second motor 51 is fixedly connected to the support 52, the output of the second motor 51 is fixedly connected with a first screw 53, a connecting block 54 is in threaded connection with the first screw 53, the top of the connecting block 54 is in sliding connection with the support 52, the second motor 51 drives the connecting block 54 to move along the width direction of the micro-through plate assemblies, the bottom of the connecting block 54 is rotatably connected with a roller 55, when the flat, the roller 55 presses the flat pipe, then the second motor 51 is started to drive the first screw 53 to rotate, the connecting block 54 moves once along the width direction of the micro-through plate assembly to complete pre-bending of the flat pipe, then the power mechanism 2 drives the flat plate 11 to move upwards, and the roller 55 is driven by the second motor 51 to complete resetting;

the flat plate 11 is provided with a rotating mechanism 6 for driving the two transverse plates 12 to synchronously rotate so as to enable the ends, which are far away from each other, of the two transverse plates 12 to approach or separate from each other, the rotating mechanism 6 comprises a third motor 61 and two sliding frames 62, the output end of the third motor 61 is fixedly connected with a second gear 63, the sliding frames 62 are slidably connected with the flat plate 11, the two sliding frames 62 are respectively and fixedly connected with a second rack 64, the third motor 61 drives the two sliding frames 62 to separate or approach from each other through the second gear 63 and the second rack 64, the sliding frames 62 correspond to the transverse plates 12 one by one, connecting rods 65 are hinged between the sliding frames 62 and the transverse plates 12, the connecting rods 65 can be four, two ends of the sliding frames 62 are respectively hinged with the connecting rods 65, one end of each connecting rod 65 is respectively hinged on the side, which is, the power mechanism 2 drives the flat plate 11 to move downwards, at the moment, the third motor 61 in the rotating mechanism 6 is started, the second gear 63 and the second rack 64 drive the two sliding frames 62 to approach each other, so as to ensure that the transverse plates 12 are not deformed, when the rotating mechanism 6 bends the micro-through plate assembly, the power mechanism 2 drives the flat plate 11 to move upwards, the positions of the sliding frames 62 are unchanged, so that the sliding frames 62 enable the two transverse plates 12 to rotate through the connecting rods 65, the ends, deviating from each other, of the two transverse plates 12 approach each other, the transverse plates 12 are bent, so as to ensure that a gap exists between each two adjacent flat tubes after the bending is completed, the third motor 61 drives the two sliding frames 62 to move away from each other, and the power mechanism 2 drives the flat plate 11 to move downwards;

the bottom of the frame body 1 is provided with a toggle mechanism 7, the toggle mechanism 7 increases the distance between every two adjacent flat tubes after bending, and further ensures that a gap exists between every two adjacent flat tubes after bending, the toggle mechanism 7 comprises a power part 71 and an oblique toothed rack 72, the direction of teeth on the oblique toothed rack 72 is opposite to the direction of the flat tubes pre-bending, the power part 71 drives the oblique toothed rack 72 to move along the width direction of the micro-through plate assembly, the arrangement of the oblique toothed rack 72 ensures that each flat tube can be deformed by the oblique toothed rack 72 in the process that the power part 71 drives the oblique toothed rack 72 to move, the distance between the adjacent flat tubes is increased, the power part 71 comprises a fourth motor 711 and a fixed frame 712, the fixed frame 712 is fixedly connected to the bottom of the frame body 1, the fourth motor is fixedly connected to the fixed frame 712, the output end of the fourth motor 711 is fixedly connected with a second screw 73, and the second screw 73 is connected with a connecting frame 74, the helical rack 72 is fixedly connected to the top of the connecting frame 74, the connecting frame 74 is connected to the fixing frame 712 through a sliding rail, and the connecting frame 74 is connected through the second screw 73, so that the helical rack 72 is driven to move, and the moving stability of the helical rack 72 is improved.

Referring to fig. 1, 2 and 3, four corners of the flat plate 11 are respectively connected with a flat slide bar 25 through linear bearings, one end of the flat slide bar 25 is fixedly connected with the top of the frame body 1, and the other end of the flat slide bar 25 is fixedly connected with the bottom of the frame body 1. The flat plate 11 can move up and down more stably in the frame body 1 through the arrangement of the flat slide rod 25.

After the flat pipe is pre-bent, the included angle between the sunken part of the flat pipe and the vertical plane ranges from 25 degrees to 35 degrees. The setting of bending angle in advance sets up to between 25 degrees to 35 degrees, and bending angle in advance is in this within range, ensures that the board subassembly that leads to a little bends the back, has the clearance between every two adjacent flat pipes, also ensures that flat pipe and the board subassembly that leads to a little one side that the direction of bending deviates from mutually can not break, ensures off-the-shelf qualification rate, and bending angle in advance is the 30 degrees best.

The working principle is as follows: when the micro-through plate assembly is clamped, the micro-through plate assembly is placed on two transverse plates 12, a first motor 41 is started to drive a first gear 42 to rotate, the first gear 42 drives two pressing plates 312 to mutually approach through meshing with a first rack 43, so that two fixing plates 315 are respectively positioned above the two micro-through plate assemblies, then an air cylinder 314 drives the pressing plates 312 to move downwards, the micro-through plate assembly is clamped between the pressing plates 312 and the transverse plates 12, then a power mechanism 2 drives a flat plate 11 to move downwards, so that a roller 55 presses a flat pipe, then a second motor 51 is started to drive a first screw 53 to rotate, so that a connecting block 54 moves once along the width direction of the micro-through plate assembly, the pre-bending of the flat pipe is completed, the included angle between the flat pipe and a vertical plane is in the range of 25-35 degrees, when a deformation mechanism 5 pre-bends the flat pipe, the power mechanism 2 drives the flat plate 11 to move downwards, at this moment, the third motor 61 in the rotating mechanism 6 is started, two sliding frames 62 are driven to be close to each other through the second gear 63 and the second rack 64, so as to ensure that the transverse plates 12 are not deformed, when the rotating mechanism 6 bends the micro-through plate assembly, the power mechanism 2 drives the flat plate 11 to move upwards, the position of the sliding frame 62 is unchanged, so that the sliding frame 62 enables the two transverse plates 12 to rotate through the connecting rod 65, one ends of the two transverse plates 12, which deviate from each other, are close to each other, the transverse plates 12 are bent, so as to ensure that a gap exists between every two adjacent flat pipes after the bending is completed, then the fourth motor 711 in the toggle mechanism 7 is started, the second screw rod 73 drives the helical rack 72 to move along the width direction of the micro-through plate, so that the flat pipes are deformed, and the gap between every two adjacent.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. Bending equipment, including frame body (1), its characterized in that: a placing platform and a flat plate (11) are arranged in the frame body (1), the flat plate (11) is positioned above the platform, a power mechanism (2) for driving the flat plate (11) to move up and down is arranged on the frame body (1), a clamping mechanism (3) for clamping the micro through plate assembly on the placing platform is arranged on the placing platform, the clamping mechanism (3) comprises a clamping part (31), a moving assembly (4) for driving the clamping mechanism (3) to move along the length direction of the micro through plate assembly is also arranged on the placing platform, a deformation mechanism (5) for pre-bending the flat pipe is arranged at the bottom of the flat plate (11) so as to enable the top of the flat pipe to form a recess, the placing platform comprises two transverse plates (12), the clamping parts (31) are respectively arranged below the two transverse plates (12), and the opposite ends of the two transverse plates (12) are respectively hinged with the frame body (1), the flat plate (11) is provided with a rotating mechanism (6) which is used for driving the two transverse plates (12) to synchronously rotate so as to enable one ends of the two transverse plates (12) to deviate from each other to be close to or far away from each other, the bottom of the frame body (1) is provided with a shifting mechanism, and the shifting mechanism enables the distance between every two adjacent flat pipes after being bent to be increased.

2. The bending apparatus according to claim 1, wherein: power unit (2) include servo motor (21) and lead screw (22), lead screw (22) pass through linear bearing with dull and stereotyped (11) are connected, dull and stereotyped (11) relative both sides are provided with respectively lead screw (22), the one end of lead screw (22) with frame body (1) bottom is rotated and is connected, the other end of lead screw (22) runs through frame body (1) top surface to the first drive wheel of fixedly connected with (23), servo motor (21) fixed connection be in frame body (1) top, and the output fixedly connected with second drive wheel (24) of servo motor (21), first drive wheel (23) and two carry out the transmission through driving belt between second drive wheel (24).

3. The bending apparatus according to claim 2, wherein: four corners of flat board (11) are connected with flat slide bar (25) through linear bearing respectively, the one end of flat slide bar (25) with the top fixed connection of frame body (1), the other end of flat slide bar (25) with the bottom fixed connection of frame body (1).

4. The bending apparatus according to claim 1, wherein: the clamping portion (31) comprises a through groove (311), a pressing plate (312), a sliding plate (313) and an air cylinder (314), the through groove (311) is respectively arranged on the two sides of the transverse plate (12) in the length direction of the micro through plate assembly, fixing plates (315) are respectively and fixedly connected to the two ends of the pressing plate (312), the fixing plates (315) penetrate through the through groove (311) and are fixedly connected with the output end of the air cylinder (314), the air cylinder (314) drives the pressing plate (312) to move up and down, the sliding plate (313) is slidably connected to the bottom of the transverse plate (12), and the sliding plate (313) is fixedly connected with the air cylinder (314).

5. The bending apparatus according to claim 4, wherein: the moving assembly (4) comprises a first motor (41) and a first gear (42), the first motor (41) is fixedly connected to the sliding plate (313), an output shaft of the first motor (41) is fixedly connected to the first gear (42), a first rack (43) is fixedly connected to the bottom of the transverse plate (12), and the first rack (43) is meshed with the first gear (42).

6. The bending apparatus according to claim 1, wherein: deformation mechanism (5) include second motor (51) and support (52), support (52) fixed connection be in dull and stereotyped (11) bottom, second motor (51) fixed connection be in on support (52), the first screw rod (53) of output fixedly connected with of second motor (51), threaded connection has connecting block (54) on first screw rod (53), connecting block (54) top with support (52) sliding connection, second motor (51) drive connecting block (54) are followed and are led to board subassembly width direction and remove a little, connecting block (54) bottom is rotated and is connected with gyro wheel (55).

7. The bending apparatus according to claim 6, wherein: after the flat pipe is pre-bent, the included angle between the sunken part of the flat pipe and the vertical plane ranges from 25 degrees to 35 degrees.

8. The bending apparatus according to claim 1, wherein: slewing mechanism (6) include third motor (61) and two carriage (62), output fixed connection second gear (63) of third motor (61), carriage (62) sliding connection be in on dull and stereotyped (11), two respectively fixedly connected with second rack (64) on carriage (62), third motor (61) pass through second gear (63) with second rack (64) drive two carriage (62) are kept away from each other or are close to, carriage (62) with diaphragm (12) one-to-one, and carriage (62) with it has connecting rod (65) to articulate between diaphragm (12).

9. The bending apparatus according to any one of claims 1 to 8, wherein: the toggle mechanism (7) comprises a power part (71) and a helical rack (72), and the power part (71) drives the helical rack (72) to move along the width direction of the micro-through plate assembly.

10. The bending apparatus according to claim 9, wherein: power portion (71) includes fourth motor (711) and mount (712), mount (712) fixed connection be in frame body (1) bottom, fourth motor (711) fixed connection be in on mount (712), fourth motor (711) output end fixedly connected with second screw rod (73), threaded connection has link (74) on second screw rod (73), skewed tooth rack (72) fixed connection be in link (74) top, link (74) with through sliding rail connection between mount (712).

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