CN110842061A - Pipe bending machine for processing aluminum pipe fittings of refrigerator - Google Patents
Pipe bending machine for processing aluminum pipe fittings of refrigerator Download PDFInfo
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- CN110842061A CN110842061A CN201911153365.7A CN201911153365A CN110842061A CN 110842061 A CN110842061 A CN 110842061A CN 201911153365 A CN201911153365 A CN 201911153365A CN 110842061 A CN110842061 A CN 110842061A
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 76
- 238000005452 bending Methods 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 102
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000003825 pressing Methods 0.000 claims description 12
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of pipe bending machines, in particular to a pipe bending machine for processing an aluminum pipe fitting of a refrigerator, which solves the problems that in the prior art, on one hand, the cost of a PLC electronic element is high, the PLC electronic element is easy to damage and troublesome to replace, the production cost and the material cost are wasted, on the other hand, disorder is easy to occur among a plurality of control units, and the reject ratio of products is high. The utility model provides a bending machine of refrigerator aluminum pipe accessory processing usefulness, includes the mounting bracket, and the top of mounting bracket is equipped with the workstation, and one side of workstation is equipped with clamping mechanism, and one side of clamping mechanism is equipped with swan neck mechanism, and the top of workstation is equipped with the adjustment mechanism who is connected with swan neck mechanism. According to the invention, after the clamping mechanism is used for directly clamping, the locating plate retracts and is directly connected in a mechanical mode, so that the stability is better, the machine is not easy to damage, the production cost and the manufacturing cost are saved, the control mode is direct, and the reject ratio of the product is reduced.
Description
Technical Field
The invention relates to the technical field of pipe bending machines, in particular to a pipe bending machine for processing an aluminum pipe fitting of a refrigerator.
Background
The pipe bending machine is a machine for bending pipes and can also be used as a jack, and is roughly divided into a numerical control pipe bending machine, a hydraulic pipe bending machine and the like, is applied to pipeline laying and repairing in the aspects of electric power construction, highway construction, bridges, ships and the like, and can be roughly divided into a numerical control pipe bending machine, a hydraulic pipe bending machine and the like. The pipe bender is mainly used for laying and repairing pipelines in the aspects of electric power construction, highway construction, boilers, bridges, ships, furniture, decoration and the like, has the advantages of multiple functions, reasonable structure, simplicity in operation and the like, and is mostly used for bending pipes by using the pipe bender when an existing refrigerator internal fitting aluminum pipe is processed.
When the existing pipe bender bends a pipe, firstly, after the size of an aluminum pipe is adjusted, the aluminum pipe is placed in a clamping device, the other end of the aluminum pipe is aligned to a limiting device, then, after the clamping device clamps the aluminum pipe, a limiting mechanism is loosened, the aluminum pipe can rotate between an auxiliary wheel and a main wheel, and the aluminum pipe is formed.
However, when aluminum pipes with different radiuses need to be bent, different machines need to be replaced for pipe bending, the number of the machines is large, the cost of the machines is high, the machines are limited in use, after the aluminum pipes are clamped tightly, the positioning plates need to be retracted by using independent cylinders, more PLC electrical elements are needed to be controlled, on one hand, the cost of the PLC electrical elements is high, the PLC electrical elements are prone to damage, replacement is troublesome, production cost and material cost are wasted, on the other hand, disorder occurs among a plurality of control units easily, the positioning plates cannot be retracted timely, and the reject ratio of products is high.
Disclosure of Invention
The invention aims to provide a pipe bending machine for processing aluminum pipe fittings of a refrigerator, which solves the problems that in the prior art, when aluminum pipes with different radiuses need to be bent, different machines need to be replaced for pipe bending, the number of the machines is large, the cost of the machines is high, the use of the machines has limitations, after the aluminum pipes are clamped, a positioning plate needs to be retracted by using a single air cylinder, more PLC electric elements are needed for control, on one hand, the cost of PLC electronic elements is high, the PLC electronic elements are easy to damage and troublesome to replace, the production cost and the material cost are wasted, on the other hand, disorder easily occurs among a plurality of control units, the positioning plate cannot be retracted in time, and the reject ratio of products is high.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a bending machine of refrigerator aluminum pipe accessory processing usefulness, includes the mounting bracket, and the top of mounting bracket is equipped with the workstation, and one side of workstation is equipped with clamping mechanism, and one side of clamping mechanism is equipped with swan neck pipe mechanism, and the top of workstation is equipped with the adjustment mechanism who is connected with swan neck pipe mechanism, and the inside of workstation is equipped with positioning mechanism, connects through drive mechanism between positioning mechanism and the clamping mechanism.
Preferably, the top of workstation is equipped with a plurality of slot, clamping mechanism includes the posting, the posting is located the inside of slot, peg graft in the inside of posting have with workstation bottom sliding connection's inserted block, one side of inserted block is rotated and is connected with the inside adjusting screw of one end insertion workstation, the inserted block all is equipped with a plurality of with adjusting screw, the inserted block, adjusting screw and slot one-to-one, the top of posting is located the top fixedly connected with mounting panel of workstation, the top fixedly connected with die clamping cylinder of mounting panel, die clamping cylinder's output fixedly connected with pinch-off blades, the briquetting is gone up to the bottom fixedly connected with of pinch-off blades, the top fixedly connected with of mounting panel is the lower briquetting of relative distribution with last briquetting.
Preferably, the opposite surfaces of the upper pressing block and the lower pressing block are provided with clamping grooves, and the radius of each clamping groove is larger than that of the aluminum pipe.
Preferably, the return bend mechanism is including installing the fixed cover in the workstation bottom, the bottom fixedly connected with driving motor of fixed cover, driving motor inserts the inside tip fixedly connected with driving gear of fixed cover, the rotation groove has been seted up on the surface of workstation, the inner wall bottom of fixed cover is rotated and is connected with the spliced pole, the side fixedly connected with and the driven gear of driving gear engaged with of spliced pole, the spliced pole is located the side fixedly connected with main wheel of workstation top, driven gear's top is equipped with a connecting block that runs through the rotation groove, the top of connecting block is equipped with the pivot, the surface cover of pivot is equipped with the auxiliary wheel.
Preferably, adjustment mechanism is including adjusting the shell, adjusts shell and connecting block fixed connection, and accommodate the lead screw is worn to be equipped with in the inside of adjusting the shell, and accommodate the lead screw's surface cover is equipped with and adjusts shell sliding connection's slider, slider and pivot fixed connection.
Preferably, positioning mechanism includes positioning screw, and positioning screw rotates with the workstation to be connected, and positioning screw's side threaded connection has the swivel nut, and the spout has been seted up on the surface of workstation, and the inside of spout is equipped with the locating plate, and the side sliding connection that the locating plate is located the workstation bottom has two splint that are symmetric distribution, the top and the workstation sliding connection of splint, splint and swivel nut fixed connection.
Preferably, the transmission mechanism comprises a rack, the rack is fixedly connected with the clamping plate, a connecting shaft is arranged on one side of the rack, a plurality of transmission gears meshed with the rack are sleeved on the surface of the connecting shaft, the transmission gears are in one-to-one correspondence with the slots, an inclined plane plate is slidably connected to the bottom of the workbench, a bump fixedly connected with the connecting shaft is arranged on one side of the inclined plane plate, a baffle is fixedly connected to one side of the workbench, an ejection spring is arranged between the baffle and the inclined plane plate, two ends of the ejection spring are fixedly connected with the baffle and the inclined plane plate respectively, and an inclined plane end of the inclined plane plate.
Preferably, the acute angle formed by the slope plate and the width direction of the table is 60 degrees.
Preferably, one side surface of the lug, which is in contact with the inclined plane plate, is an arc surface.
The invention has at least the following beneficial effects:
the aluminum pipe bending machine has the advantages that the clamping mechanism is used for fixing the aluminum pipe during bending, the clamping cylinder is directly used for clamping the aluminum pipe, the pipe bending mechanism and the adjusting mechanism are used for directly bending the aluminum pipe, different main wheels can be replaced through the combination of the pipe bending mechanism and the adjusting mechanism, the pipe bending machine is suitable for aluminum pipes with different pipe bending radiuses, compared with the prior art, when aluminum pipes with different radiuses need to be bent, different machines need to be replaced for pipe bending, the number of machines is large, the cost of the machines is high, the machine use has limitations, the pipe bending machine directly uses the pipe bending mechanism and the adjusting mechanism to realize pipe bending of the aluminum pipes with different pipe bending radiuses through replacing the positions of the different main wheels and the adjusting auxiliary wheels, the use range of the equipment is wide, the machine is multipurpose, the purchase or manufacturing cost of the equipment is reduced, the size of the adjusting, adjustment mechanism's locating plate withdrawal, for among the prior art, after the aluminum pipe presss from both sides tightly, need use solitary cylinder to withdraw the locating plate, need more PLC electrical component control, PLC electronic component's cost is higher on the one hand, PLC electronic component damages easily, it is comparatively troublesome to change, extravagant manufacturing cost and material cost, take place the disorder easily between a plurality of the control unit of on the other hand, cause the locating plate can not in time withdraw, the defective rate of product is higher, this scheme uses drive mechanism directly to realize that clamping mechanism presss from both sides tightly the back, the withdrawal of locating plate, it is direct to connect through mechanical means, stability is better, machinery is difficult to damage, practice thrift manufacturing cost and manufacturing cost, control mode is direct, reduce the defective rate of product.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a three-dimensional schematic of the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a partial schematic view of FIG. 1;
FIG. 4 is a partial block diagram of the clamping mechanism of FIG. 1;
FIG. 5 is a partial block diagram of the clamping mechanism of FIG. 1;
FIG. 6 is a partial block diagram of the tube bending mechanism and adjustment mechanism of FIG. 1;
FIG. 7 is a partial block diagram of the tube bending mechanism and adjustment mechanism of FIG. 1;
FIG. 8 is a partial block diagram of the positioning mechanism of FIG. 1;
FIG. 9 is a partial block diagram of the positioning mechanism of FIG. 1;
fig. 10 is a partial structural view of the transmission mechanism in fig. 1.
In the figure: 1. a mounting frame; 2. a work table; 3. a clamping mechanism; 30. mounting a plate; 31. a clamping cylinder; 32. a clamping plate; 33. pressing the blocks; 34. pressing the block; 35. a slot; 36. a positioning frame; 37. inserting a block; 38. adjusting the screw rod; 39. a clamping groove; 4. a pipe bending mechanism; 40. a fixed cover; 41. a drive motor; 42. a driving gear; 43. a driven gear; 44. connecting columns; 45. a main wheel; 46. a secondary wheel; 47. a rotating shaft; 48. connecting blocks; 49. a rotating groove; 5. an adjustment mechanism; 50. adjusting the housing; 51. a slider; 52. adjusting the screw rod; 6. a positioning mechanism; 60. a chute; 61. positioning a plate; 62. positioning a groove; 63. a splint; 64. a threaded sleeve; 65. positioning a screw rod; 7. a transmission mechanism; 70. an inclined plane plate; 71. ejecting a spring; 72. a baffle plate; 73. a bump; 74. a connecting shaft; 75. a transmission gear; 76. a rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2 and 3, a pipe bending machine for processing an aluminum pipe fitting of a refrigerator comprises a mounting frame 1, a workbench 2 is arranged at the top of the mounting frame 1, specifically, the workbench 2 is fixedly connected with the mounting frame 1, the workbench 2 plays a role of placing an aluminum pipe (not shown) to be bent, a clamping mechanism 3 for clamping the aluminum pipe (not shown) is arranged at one side of the workbench 2, specifically, the clamping mechanism 3 clamps the fixed end of the aluminum pipe to facilitate bending of the aluminum pipe, a pipe bending mechanism 4 for bending the aluminum pipe is arranged at one side of the clamping mechanism 3, an adjusting mechanism 5 connected with the pipe bending mechanism 4 and used for adjusting the pipe bending angle of the aluminum pipe is arranged at the top of the workbench 2, specifically, the pipe bending mechanism 4 is combined with the adjusting mechanism 5 to bend the aluminum pipes with different bending angles, the applicability is better, a positioning mechanism 6 for positioning the size of the aluminum pipe before bending is arranged in the workbench 2, specifically, when the aluminum pipe needs to be bent, the positioning mechanism 6 can be directly used after being adjusted once, the positioning mechanism 6 is connected with the clamping mechanism 3 through the transmission mechanism 7 for transmitting power, specifically, the transmission mechanism 7 transmits the movement force of the clamping mechanism 3 to the positioning mechanism 6, and the positioning mechanism 6 and the clamping device can move synchronously.
Further, referring to fig. 4 and 5, the top of the workbench 2 is provided with a plurality of slots 35, specifically, aluminum pipes (not shown) with different lengths are reserved facing the tail end, the slots 35 can be replaced, the application range is wider, the clamping mechanism 3 includes a positioning frame 36, the positioning frame 36 is located inside the slots 35, an insertion block 37 slidably connected with the bottom of the workbench 2 is inserted inside the positioning frame 36, specifically, a slot is arranged inside the positioning frame 36, the insertion block 37 is inserted into the slot inside the positioning frame 36, the positioning frame 36 is limited by the trapezoidal insertion block 37, so that the positioning frame 36 is convenient to mount, one side of the insertion block 37 is rotatably connected with an adjusting screw 38, one end of the adjusting screw is inserted into the workbench 2, the specific screw is rotatably connected with the insertion block 37, the surface of the adjusting screw 38 is provided with outer threads, the adjusting screw 38 is provided with inner threads matched with the outer threads corresponding to the through hole of the workbench 2, workstation 2 and adjusting screw 38 threaded connection, inserted block 37 all is equipped with a plurality of with adjusting screw 38, inserted block 37, adjusting screw 38 and slot 35 one-to-one, it is specific, every slot 35 that needs to adjust is all spacing alone, the top of locating frame 36 is located the top fixedly connected with mounting panel 30 of workstation 2, the top fixedly connected with die clamping cylinder 31 of mounting panel 30, die clamping cylinder 31's output fixedly connected with pinch-off blades 32, briquetting 33 on the bottom fixedly connected with of pinch-off blades 32, the top fixedly connected with of mounting panel 30 is the lower briquetting 34 of relative distribution with last briquetting, go up briquetting 33 and lower briquetting 34 opposite face and all seted up clamping groove 39, the radius of clamping groove 39 is greater than the radius of aluminum pipe.
Further, referring to fig. 6 and 7, the pipe bending mechanism 4 includes a fixing cover 40 installed at the bottom of the workbench 2, a driving motor 41 is fixedly connected to the bottom of the fixing cover 40, an end portion of the driving motor 41 inserted into the fixing cover 40 is fixedly connected with a driving gear 42, a rotating groove 49 is formed in the surface of the workbench 2, a connecting column 44 is rotatably connected to the bottom of the inner wall of the fixing cover 40, a driven gear 43 engaged with the driving gear 42 is fixedly connected to the side surface of the connecting column 44, specifically, the diameter of the driving gear 42 is far smaller than that of the driven gear 43, the driving motor 41 needs to rotate a large number of turns to drive the driven gear 43 to rotate when rotating, the driving motor 41 can complete pipe bending without large torque, the driving motor 41 can select a small driving motor 41, the cost is reduced, the service life of the driving motor 41 is prolonged, the main wheel 45 is fixedly connected to the side surface of the, specifically, the main wheel 45 is pegged graft at the top of spliced pole 44, when the main wheel 45 of different diameters needs to be changed, directly pull out and insert the change that just can realize the main wheel 45, and it is more convenient to use, and driven gear 43's top is equipped with a connecting block 48 that runs through rotation groove 49, and is specific, connecting block 48 with from driving wheel fixed connection, connecting block 48 connects the outside, for auxiliary wheel 46 provides the turning force, connecting block 48's top is equipped with pivot 47, pivot 47's surface cover is equipped with auxiliary wheel 46.
Further, referring to fig. 6 and 7, the adjusting mechanism 5 includes an adjusting housing 50, the adjusting housing 50 is fixedly connected with the connecting block 48, an adjusting screw 52 is arranged in the adjusting housing 50 in a penetrating manner, specifically, the adjusting screw 52 extends to the outside of the adjusting housing 50, the adjusting screw 52 is rotatably connected with the adjusting housing 50, a slider 51 slidably connected with the adjusting housing 50 is sleeved on the surface of the adjusting screw 52, the slider 51 is fixedly connected with the rotating shaft 47, specifically, the slider 51 is square, the slider 51 provides a mounting position for the auxiliary wheel 46, the adjusting screw 52 drives the slider 51 to move, after the main wheel 45 is replaced conveniently, the auxiliary wheel 46 is tightly attached to the main wheel 45, and the pipe bending quality of an aluminum pipe (not shown) is ensured.
Further, refer to fig. 8 and 9, positioning mechanism 6 includes positioning screw 65, positioning screw 65 rotates with workstation 2 to be connected, positioning screw 65's side threaded connection has swivel nut 64, spout 60 has been seted up on workstation 2's surface, the inside of spout 60 is equipped with locating plate 61, it is concrete, locating plate 61 and spout 60 contactless, the side sliding connection that locating plate 61 is located workstation 2 bottom has two splint 63 that are symmetric distribution, it is concrete, splint 63's surface is equipped with the arch, through arch and constant head tank 62 sliding connection between splint 63 and the constant head tank 62, the top and the workstation 2 sliding connection of splint 63, splint 63 and swivel nut 64 fixed connection, it is concrete, swivel nut 64 drives splint 63 and removes, thereby drive whole locating plate 61 and obtain the removal, reach the purpose of regulation.
Further, referring to fig. 10, the transmission mechanism 7 includes a rack 76, the rack 76 is fixedly connected to the clamping plate 32, a connecting shaft 74 is disposed on one side of the rack 76, specifically, the connecting shaft 74 is rotatably connected to the worktable 2, a plurality of transmission gears 75 engaged with the rack 76 are sleeved on the surface of the connecting shaft 74, specifically, external teeth matched with the transmission gears 75 are disposed on the surface of the rack 76, the transmission gears 75 are engaged with the rack 76 through snap teeth, the transmission gears 75 are in one-to-one correspondence with the slots 35, specifically, the plurality of transmission gears 75 are in one-to-one correspondence with the slots 35, so that when the slots 35 are continuously replaced by the positioning frame 36, the transmission gears 75 can be pushed, the bottom of the worktable 2 is slidably connected with the inclined plane plate 70, specifically, the inclined plane plate 70 slides relative to the worktable 2, one side of the inclined plane plate 70 is provided with a protruding, specifically, the protrusion 73 is fixedly connected to the connecting shaft 74, when the connecting shaft 74 rotates, the protrusion 73 pushes the inclined plane plate 70 to slide, the baffle 72 is fixedly connected to one side of the working table 2, the ejection spring 71 is arranged between the baffle 72 and the inclined plane plate 70, two ends of the ejection spring 71 are respectively fixedly connected to the baffle 72 and the inclined plane plate 70, specifically, the ejection spring 71 plays a role in resetting the inclined plane plate 70, and the inclined plane end of the inclined plane plate 70 contacts with the top of the positioning plate 61.
According to the working process, the following steps are known:
firstly, after an aluminum pipe (not shown) is cut, when the aluminum pipe (not shown) needs to be bent, determining the bending diameter of the bent pipe of the aluminum pipe, selecting a proper main wheel 45, replacing the main wheel 45 sleeved on a connecting column 44, and finishing the replacement of the main wheel 45;
secondly, rotating the adjusting screw rod 52, driving the slide block 51 to slide in the adjusting shell 50 by the adjusting screw rod 52, driving the rotating shaft 47 to move by the slide block 51, driving the auxiliary wheel 46 to move by the rotating shaft 47, adjusting to a proper position, and finishing the adjustment by the adjusting mechanism 5;
thirdly, rotating the positioning screw 65, driving the threaded sleeve 64 and the clamping plates 63 to slide by the positioning screw 65, driving the positioning plate 61 to slide in the sliding groove 60 by the two clamping plates 63, adjusting the positioning plate 61 to the position of the aluminum pipe to be bent, and finishing the adjustment by the positioning mechanism 6;
fourthly, the adjusting screw 38 is rotated, the adjusting screw 38 drives the insert block 37 to separate from the positioning frame 36, the positioning frame 36 and the clamping cylinder 31 at the top are drawn out at the moment, after the slots 35 are replaced, the positioning frame 36 is inserted into one of the slots 35 again, the adjusting screw 38 is rotated, the adjusting screw 38 pushes the insert block 37 to enter the positioning frame 36, the insert block 37 is inclined, the insert block 37 is inserted into the positioning frame 36, the insert block 37 locks the positioning frame 36, and the clamping mechanism 3 is adjusted;
fifthly, placing an aluminum tube (not shown) between the main wheel 45 and the auxiliary wheel 46, enabling the top end of the aluminum tube (not shown) to abut against the positioning plate 61, completing positioning of the top end of the aluminum tube (not shown), placing the tail end of the aluminum tube in the clamping groove 39 of the lower pressing block, starting the clamping cylinder 31, enabling the clamping cylinder 31 to drive the clamping plate 32 to descend, enabling the clamping plate 32 to drive the upper pressing block to descend, enabling the upper pressing block and the lower pressing block to clamp the tail end of the aluminum tube (not shown), and completing positioning of the aluminum tube (not shown);
sixthly, when the clamping plate 32 in the fifth step descends, the clamping plate 32 drives the rack 76 to move downwards, the rack 76 drives the transmission gear 75 to rotate, the transmission gear 75 drives the connecting shaft 74 to rotate, the connecting shaft 74 drives the lug 73 to rotate, the lug 73 pushes the inclined plane plate 70 to move backwards, the inclined plane plate 70 drives the ejection spring 71 to compress, when the inclined plane plate 70 moves backwards, the positioning plate 61 descends along the clamping plate 63 due to the gravity effect, the positioning plate 61 is separated from the end part of the aluminum pipe (not shown), and the limit of the rotation direction of the aluminum pipe (not shown) is removed.
Seventhly, starting the driving motor 41, enabling the driving motor 41 to drive the driving gear 42 to rotate, enabling the driving gear 42 to drive the driven gear 43 to rotate, enabling the driven gear 43 to drive the connecting block 48 to rotate, enabling the connecting block 48 to drive the auxiliary wheel 46 to rotate in the rotating groove 49, enabling the auxiliary wheel 46 and the main wheel 45 to bend an aluminum tube (not shown), and forming the aluminum tube (not shown);
and eighthly, the clamping cylinder 31 ascends, the upper pressing block is separated from the lower pressing block, the aluminum pipe (not shown) is loosened, meanwhile, the rack 76 drives the transmission gear 75 to rotate reversely, the ejection spring 71 rebounds, the ejection spring 71 ejects the inclined plane plate 70, the inclined plane plate 70 pushes the positioning plate 61 to ascend, the aluminum pipe (not shown) is taken down from the main wheel 45, the next workpiece is continuously processed, and the whole process is finished.
According to the implementation process;
the aluminum pipe (not shown) is fixed by using the clamping mechanism 3 when the aluminum pipe (not shown) is bent, the aluminum pipe (not shown) is directly bent by using the pipe bending mechanism 4 and the adjusting mechanism 5, different main wheels 45 can be replaced by combining the pipe bending mechanism 4 and the adjusting mechanism 5, the pipe bending mechanism is suitable for aluminum pipes (not shown) with different pipe bending radiuses, compared with the prior art, when aluminum pipes (not shown) with different radiuses are required to be bent, different machines are required to be replaced for pipe bending, the number of the machines is large, the cost of the machines is high, the machine use has limitations, the scheme can realize the pipe bending of the aluminum pipes (not shown) with different pipe bending radiuses by directly using the pipe bending mechanism 4 and the adjusting mechanism 5 through replacing the positions of the different main wheels 45 and the adjusting auxiliary wheels 46, the use range of the equipment is wide, the machine is multipurpose, the purchase or manufacturing cost of the equipment is reduced, the size of the aluminum pipe (not shown) before bending is limited by using the adjusting mechanism 5, the transmission mechanism 7 is used for clamping the aluminum pipe (not shown) by the clamping mechanism 3, and simultaneously the positioning plate 61 of the adjusting mechanism 5 retracts, compared with the prior art, after the aluminum pipe (not shown) is clamped, a single air cylinder is required to retract the positioning plate 61, more PLC electrical elements are required for control, on one hand, the cost of PLC electronic elements is higher, the PLC electronic elements are easy to damage and troublesome to replace, the production cost and the material cost are wasted, on the other hand, disorder is easy to occur among a plurality of control units, the positioning plate 61 cannot retract in time, the reject ratio of products is higher, after the clamping mechanism 3 is directly clamped by using the transmission mechanism 7, the retraction of the positioning plate 61 is directly connected in a mechanical mode, the stability is better, and the machine is not easy to damage, the production cost and the manufacturing cost are saved, the control mode is direct, and the reject ratio of the product is reduced.
Further, the acute angle formed by the inclined plane plate 70 and the width direction of the workbench 2 is 60 degrees, specifically, when the positioning plate 61 is pushed to ascend or descend, the 60 degrees of the inclined plane plate 70 more facilitate the ascending and descending of the positioning plate 61, and the material cost of the inclined plane plate 70 is saved, so that the inclined plane plate 70 more conveniently controls the movement of the positioning plate 61.
Further, a side surface of the bump 73 contacting the inclined plane plate 70 is an arc surface, specifically, when the bump 73 contacts the inclined plane plate 70, the bump 73 directly pushes out the inclined plane plate 70, and when the bump 73 is arc-shaped, the friction force between the bump 73 and the inclined plane plate 70 is reduced, so that the surface of the inclined plane plate 70 is prevented from forming scratches, the inclined plane plate 70 is protected, and the service life of the inclined plane plate 70 is prolonged.
In conclusion, the pipe bending mechanism 4 and the adjusting mechanism 5 can be directly used for realizing pipe bending of aluminum pipes (not shown) with different pipe bending radiuses by replacing different positions of the main wheel 45 and the auxiliary wheel 46, the equipment is wide in application range and multipurpose, the purchase or manufacturing cost of the equipment is reduced, after the clamping mechanism 3 is directly clamped by the transmission mechanism 7, the positioning plate 61 retracts and is directly connected in a mechanical mode, the stability is good, the machine is not easy to damage, the production cost and the manufacturing cost are saved, the control mode is direct, the reject ratio of products is reduced, the lug 73 directly pushes out the inclined plane plate 70, the friction force between the lug 73 and the inclined plane plate 70 is reduced when the lug 73 is arc-shaped, the surface of the inclined plane plate 70 is prevented from being scratched, the inclined plane plate 70 is protected, and the service life of the inclined plane plate 70 is prolonged.
The foregoing shows and describes the general principles, essential features, and advantages of the 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 merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a bending machine of refrigerator aluminum pipe accessory processing usefulness, includes mounting bracket (1), its characterized in that, the top of mounting bracket (1) is equipped with workstation (2), one side of workstation (2) is equipped with clamping mechanism (3), one side of clamping mechanism (3) is equipped with return bend mechanism (4), the top of workstation (2) is equipped with adjustment mechanism (5) of being connected with return bend mechanism (4), the inside of workstation (2) is equipped with positioning mechanism (6), connect through drive mechanism (7) between positioning mechanism (6) and the clamping mechanism (3).
2. The pipe bending machine for processing the aluminum pipe fittings of the refrigerator as claimed in claim 1, wherein the top of the workbench (2) is provided with a plurality of slots (35), the clamping mechanism (3) comprises a positioning frame (36), the positioning frame (36) is positioned inside the slots (35), the positioning frame (36) is inserted with an insert block (37) slidably connected with the bottom of the workbench (2), one side of the insert block (37) is rotatably connected with an adjusting screw (38) with one end inserted into the workbench (2), the insert block (37) and the adjusting screw (38) are respectively provided with a plurality of blocks, the insert block (37), the adjusting screw (38) and the slot (35) are in one-to-one correspondence, the top of the positioning frame (36) is positioned at the top of the workbench (2) and fixedly connected with a mounting plate (30), and the top of the mounting plate (30) is fixedly connected with a clamping cylinder (31), the output fixedly connected with pinch-off blades (32) of die clamping cylinder (31), briquetting (33) are gone up to the bottom fixedly connected with of pinch-off blades (32), the top fixedly connected with of mounting panel (30) is relative lower briquetting (34) that distributes with last briquetting.
3. The pipe bender for processing the aluminum pipe fittings of the refrigerator as claimed in claim 2, wherein the opposite surfaces of the upper pressing block (33) and the lower pressing block (34) are respectively provided with a clamping groove (39), and the radius of the clamping groove (39) is larger than that of the aluminum pipe.
4. The pipe bending machine for processing the aluminum pipe fittings of the refrigerator according to claim 1, wherein the pipe bending mechanism (4) comprises a fixed cover (40) arranged at the bottom of the workbench (2), a driving motor (41) is fixedly connected to the bottom of the fixed cover (40), a driving gear (42) is fixedly connected to the end of the driving motor (41) inserted into the fixed cover (40), a rotating groove (49) is formed in the surface of the workbench (2), a connecting column (44) is rotatably connected to the bottom of the inner wall of the fixed cover (40), a driven gear (43) meshed with the driving gear (42) is fixedly connected to the side of the connecting column (44), a main wheel (45) is fixedly connected to the side of the connecting column (44) above the workbench (2), and a connecting block (48) penetrating through the rotating groove (49) is arranged at the top of the driven gear (43), the top of connecting block (48) is equipped with pivot (47), the surface cover of pivot (47) is equipped with auxiliary wheel (46).
5. The pipe bender for processing the aluminum pipe fittings of the refrigerator according to claim 1, wherein the adjusting mechanism (5) comprises an adjusting shell (50), the adjusting shell (50) is fixedly connected with the connecting block (48), an adjusting screw rod (52) penetrates through the adjusting shell (50), a sliding block (51) which is slidably connected with the adjusting shell (50) is sleeved on the surface of the adjusting screw rod (52), and the sliding block (51) is fixedly connected with the rotating shaft (47).
6. The pipe bending machine for machining the aluminum pipe fittings of the refrigerator as claimed in claim 1, wherein the positioning mechanism (6) comprises a positioning screw (65), the positioning screw (65) is rotatably connected with the workbench (2), a threaded sleeve (64) is in threaded connection with the side surface of the positioning screw (65), a sliding groove (60) is formed in the surface of the workbench (2), a positioning plate (61) is arranged inside the sliding groove (60), two clamping plates (63) which are symmetrically distributed are in sliding connection with the side surface of the positioning plate (61) at the bottom of the workbench (2), the tops of the clamping plates (63) are in sliding connection with the workbench (2), and the clamping plates (63) are fixedly connected with the threaded sleeve (64).
7. The pipe bender for processing the aluminum pipe fittings of the refrigerator according to claim 1, wherein the transmission mechanism (7) comprises a rack (76), the rack (76) is fixedly connected with the clamping plate (32), one side of the rack (76) is provided with a connecting shaft (74), the surface of the connecting shaft (74) is sleeved with a plurality of transmission gears (75) meshed with the rack (76), the transmission gears (75) correspond to the slots (35) one by one, the bottom of the workbench (2) is slidably connected with a bevel plate (70), one side of the bevel plate (70) is provided with a lug (73) fixedly connected with the connecting shaft (74), one side of the workbench (2) is fixedly connected with a baffle plate (72), an ejection spring (71) is arranged between the baffle plate (72) and the bevel plate (70), and two ends of the ejection spring (71) are respectively and fixedly connected with the baffle plate (72) and the bevel plate (70), the inclined end of the inclined plate (70) is contacted with the top of the positioning plate (61).
8. The pipe bender for processing aluminum pipe fittings of a refrigerator as claimed in claim 7, wherein the acute angle formed by said inclined plane plate (70) and the width direction of the table (2) is 60 degrees.
9. The pipe bender for processing aluminum pipe fittings of a refrigerator as claimed in claim 7, wherein a side surface of said projection (73) contacting with the inclined plane plate (70) is a circular arc surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911153365.7A CN110842061B (en) | 2019-11-22 | 2019-11-22 | Pipe bending machine for processing aluminum pipe fittings of refrigerator |
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| CN201911153365.7A CN110842061B (en) | 2019-11-22 | 2019-11-22 | Pipe bending machine for processing aluminum pipe fittings of refrigerator |
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| CN110842061A true CN110842061A (en) | 2020-02-28 |
| CN110842061B CN110842061B (en) | 2021-06-15 |
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| CN110842061B (en) | 2021-06-15 |
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Effective date of registration: 20210526 Address after: 325000 No.3, Lane 34, low stool bridge, Wuma street, Lucheng District, Wenzhou City, Zhejiang Province Applicant after: Meng Heli Address before: No. 58, Yanta Road, Xi'an City, Shaanxi Province, 710000 Applicant before: Yang Li |
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