CN218486945U - Heat exchanger bender - Google Patents
Heat exchanger bender Download PDFInfo
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- CN218486945U CN218486945U CN202222925806.4U CN202222925806U CN218486945U CN 218486945 U CN218486945 U CN 218486945U CN 202222925806 U CN202222925806 U CN 202222925806U CN 218486945 U CN218486945 U CN 218486945U
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Abstract
The utility model relates to the technical field of heat exchanger processing, and provides a heat exchanger bending machine, which comprises an equipment frame and a cylinder fixedly arranged on the top surface of the equipment frame; promote the U-shaped clamp seat through ordering off of cylinder and be close to the kicking block, make the heat exchanger copper pipe be bent gradually, the part of bending is protruding in to the U-shaped clamp seat, and then accomplish once bending, through continuing to increase the holding down force of cylinder, this pressure orders about the liftout pole of roof top surface and contradicts with the U-shaped clamp seat, later when the pressure of cylinder continues to increase, can overcome the elasticity of first spring, and make the kicking block downstream, because the bottom of the board of bending is the arc structure of outside perk, under the reaction that receives the workstation top surface, make the board of bending upwards rotatory gradually for the kicking block, and then carry out the secondary with the heat exchanger copper pipe and bend, the problem that need adjust the copper pipe position once more after once bending among the relevant art is solved.
Description
Technical Field
The utility model relates to a heat exchanger processing technology field, it is specific relates to a heat exchanger bender.
Background
The finned heat exchanger is one of the most widely used heat exchange devices in gas and liquid heat exchangers. The purpose of heat transfer enhancement is achieved by additionally arranging fins on a common base pipe. The base pipe of the heat exchanger can be made of a steel pipe; a stainless steel tube; copper tubing, and the like. Copper tubes are the most commonly used tubes for fin heat exchangers in view of thermal conductivity. The heat exchanger copper pipe needs to form the bending of certain radian after being processed through the bending machine in the processing process, and then the use requirement is met.
The utility model discloses a heat exchanger mechanism of bending is disclosed for CN201821988308.1, including the heat transfer board, the guide arm, fixed mounting panel, the movable groove, the wheel of bending, the round wheel, gear motor, the threaded rod, the connecting rod, remove seat and locating lever, fixed frame front side is provided with the guide arm, the heat transfer board is installed to the fixed frame inboard, fixed mounting panel installs inside the heat transfer board, the movable groove is seted up at fixed mounting panel preceding terminal surface, gear motor assembles at fixed mounting panel rear end face downside, the threaded rod is installed at gear motor up end, it sets up at threaded rod annular side upside to remove the seat, the locating lever is fixed at removal seat preceding terminal surface, the connecting rod sets up in removing the seat left side, the wheel of bending is installed to the terminal surface before the connecting rod, the round wheel is fixed at fixed mounting panel preceding terminal surface.
However, the following problems have been found in the related art for implementing heat exchanger bending machines: the heat exchanger bending machine can only bend the copper pipe of the heat exchanger for one time, the position of the copper pipe needs to be adjusted again after the copper pipe is bent for one time, and then bending is carried out through repeated bending actions, so that the time consumption of the copper pipe in the bending procedure is increased, and the processing pin quantity is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heat exchanger bender has solved the problem that need adjust the copper pipe position once more after once bending among the correlation technique.
The technical scheme of the utility model as follows: the utility model provides a heat exchanger bender, includes equipment rack and the cylinder of fixed mounting on equipment rack top surface, the inboard fixedly connected with base and the workstation of equipment rack, the workstation is located the top of base, the top of workstation slides and is provided with the mechanism of bending that is used for placing the heat exchanger copper pipe, be provided with between base and the workstation and be used for carrying out the elastic guide who supports to the mechanism of bending, the top of the mechanism of bending is provided with and is used for coordinating the mechanism of bending to carry out the mechanism of pushing down that bends to the heat exchanger copper pipe under ordering about of cylinder and pushes down the mechanism, it is provided with the part of bending again that is used for carrying out the secondary to the heat exchanger copper pipe when continuously pushing down to bend in the mechanism of bending.
Preferably, the bending mechanism comprises a top block, a connecting plate is fixedly connected to the bottom surface of the top block, the connecting plate is connected with the workbench in a sliding mode, a bottom end of the connecting plate is fixedly connected with a bottom plate, and a placing groove is formed in the top surface of the top block.
Preferably, the elastic guide piece comprises a guide rod, the two ends of the guide rod are fixedly connected with the base and the workbench respectively, a guide hole is formed in the bottom plate and connected with the guide rod in a sliding mode, a first spring is sleeved on the outer side of the guide rod, and the two ends of the first spring are fixedly connected with the bottom plate and the base respectively.
Preferably, the pushing mechanism comprises a U-shaped clamping seat, the top surface of the U-shaped clamping seat is fixedly connected with the output end of the air cylinder, the U-shaped clamping seat is matched with the ejection block in a sliding mode, the inner side of the U-shaped clamping seat is provided with a top plate in a sliding mode, the top surface of the top plate is fixedly connected with a jacking rod, a second spring is sleeved on the outer side of the jacking rod, and the two ends of the second spring are fixedly connected with the top plate and the U-shaped clamping seat respectively.
Preferably, the component of bending again includes the board of bending, the opening has been seted up to the both sides of kicking block, the board of bending is located the opening, the top side fixedly connected with axostylus axostyle of the board of bending, the axostylus axostyle rotates with the opening lateral wall to be connected, and the junction joint has the torsional spring.
Preferably, the bottom end of the bending plate is of an arc structure which is tilted outwards.
Preferably, the bending plate is abutted against the side wall of the connecting plate through the elasticity of the torsion spring.
Preferably, clamping openings corresponding to the placing grooves are formed in two sides of the bottom of the U-shaped clamping seat.
The utility model discloses a theory of operation and beneficial effect do:
1. the utility model discloses in promote U-shaped clamp seat to be close to the kicking block through ordering off of cylinder, make the heat exchanger copper pipe be bent gradually, the part of bending is protruding in U-shaped clamp seat, and then accomplish one-time bending, through the lower pressure that continues to increase the cylinder, this pressure orders the liftout rod of roof top surface to contradict with U-shaped clamp seat, when later the pressure of cylinder continues to increase, can overcome the elasticity of first spring, and make the kicking block move downwards, because the bottom of the board of bending is the arc structure of outside perk, under the reaction that receives the workstation top surface, make the board of bending upwards rotate gradually for the kicking block, and then carry out secondary bending with the heat exchanger copper pipe, the problem of need readjustment copper pipe position after one-time bending in the correlation technique is solved;
2. the utility model discloses in after the action of bending is accomplished, through ordering about of cylinder pulling U-shaped holder upwards promotes, make U-shaped holder break away from the kicking block gradually, the heat exchanger copper pipe of bending can break away from the U-shaped holder under the top of roof is moved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a heat exchanger bending machine provided by the present invention;
fig. 2 is a schematic front view of the heat exchanger bending machine according to the present invention;
fig. 3 is a schematic structural view of the pressing mechanism provided by the present invention;
fig. 4 is a schematic front view of the pressing mechanism of the present invention;
fig. 5 is a schematic view of the front view structure of the bending mechanism of the present invention;
fig. 6 is a schematic front view of the complex bending component of the present invention;
in the figure: 1. an equipment rack; 2. a base; 3. a work table; 4. a cylinder; 5. a pressing mechanism; 51. a U-shaped holder; 52. clamping the opening; 53. a top plate; 54. a jacking rod; 55. a second spring; 6. a bending mechanism; 61. a top block; 62. a placement groove; 63. an opening; 64. a connecting plate; 65. a base plate; 66. a guide hole; 7. a double bending component; 71. bending the plate; 72. a shaft lever; 73. a torsion spring; 8. a guide rod; 9. a first spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a heat exchanger bender, including equipment rack 1, and fixed mounting is cylinder 4 on 1 top surface of equipment rack, inboard fixedly connected with base 2 and workstation 3 of equipment rack 1, workstation 3 is located the top of base 2, the top of workstation 3 slides and is provided with the mechanism 6 of bending that is used for placing the heat exchanger copper pipe, as shown in fig. 5, mechanism 6 of bending includes kicking block 61, the bottom surface fixedly connected with connecting plate 64 of kicking block 61, connecting plate 64 and 3 sliding connection of workstation, the bottom fixedly connected with bottom plate 65 of connecting plate 64, standing groove 62 has been seted up to the top surface of kicking block 61, can be used to place the heat exchanger copper pipe of treating processing.
Referring to fig. 1 and 2, an elastic guide for supporting the bending mechanism 6 is disposed between the base 2 and the workbench 3, the elastic guide includes a guide rod 8, two ends of the guide rod 8 are respectively fixedly connected to the base 2 and the workbench 3, a guide hole 66 slidably connected to the guide rod 8 is disposed on the bottom plate 65, a first spring 9 is sleeved outside the guide rod 8, two ends of the first spring 9 are respectively fixedly connected to the bottom plate 65 and the base 2, the first spring 9 has a relatively high elastic stiffness, and the top block 61 tends to move upward without external force.
Referring to fig. 3 and 4, a pressing mechanism 5 for bending the heat exchanger copper tube under the driving of the cylinder 4 in cooperation with the bending mechanism 6 is disposed above the bending mechanism 6, the pressing mechanism 5 includes a U-shaped clip seat 51, a top surface of the U-shaped clip seat 51 is fixedly connected to an output end of the cylinder 4, the U-shaped clip seat 51 is slidably fitted with a top block 61, a gap is left between the top block 61 and the U-shaped clip seat 51 to ensure that the copper tube is not squeezed during bending, two sides of a bottom of the U-shaped clip seat 51 are provided with clip openings 52 corresponding to the placement grooves 62, a top plate 53 is slidably disposed inside the U-shaped clip seat 51, the top surface of the top plate 53 is fixedly connected to a lifting rod 54, a second spring 55 is sleeved outside the lifting rod 54, two ends of the second spring 55 are respectively fixedly connected to the top plate 53 and the U-shaped clip seat 51, and the top plate 53 can be pressed downward by the second spring 55 without external force, so that the top plate 53 is in the state shown in fig. 4.
Referring to fig. 5 and 6, a bending mechanism 6 is provided with a re-bending component 7 for performing a secondary bending on the heat exchanger copper tube when continuously pressing down, the re-bending component 7 includes two bending plates 71, the two bending plates 71 are provided with two parts, the two bending plates 71 are disposed on opposite sides of the connecting plate 64, openings 63 are formed in two sides of the ejector block 61, the bending plates 71 are located in the openings 63, top side edges of the bending plates 71 are fixedly connected with shaft rods 72, the shaft rods 72 are rotatably connected with side walls of the openings 63, and joints are clamped with torsion springs 73, bottom ends of the bending plates 71 are of arc structures which are tilted outwards, and the bending plates 71 are abutted against side walls of the connecting plate 64 through elasticity of the torsion springs 73 in a state without external force.
The utility model discloses a theory of operation and use flow: when the device is used, a heat exchanger copper pipe to be processed can be placed in the placing groove 62 on the top surface of the top block 61, then the U-shaped clamp seat 51 is pushed to approach the top block 61 under the driving of the air cylinder 4, and the heat exchanger copper pipe is clamped into the clamp openings 52 on the two sides of the bottom of the U-shaped clamp seat 51, because the elastic stiffness of the first spring 9 is large, the pressure is not enough to enable the top block 61 to move downwards under the continuous pressing of the air cylinder 4, namely the bending plates 71 on the two sides of the top block 61 cannot rotate, the heat exchanger copper pipe is gradually bent along with the increase of the pressure, the bent part protrudes towards the inside of the U-shaped clamp seat 51 (the top plate 53 in the U-shaped clamp seat 51 can overcome the elastic force of the second spring 55 to further shrink under the pressing), and then one-time bending is completed;
if secondary bending is needed, only the downward pressure of the cylinder 4 needs to be continuously increased, the pressure drives the jacking rod 54 on the top surface of the top plate 53 to be abutted against the U-shaped clamping seat 51, and then when the pressure of the cylinder 4 is continuously increased, the elastic force of the first spring 9 can be overcome, so that the top block 61 moves downwards, and as the bottom end of the bending plate 71 is of an arc structure which is tilted outwards, the bending plate 71 gradually rotates upwards relative to the top block 61 under the reaction of the top surface of the workbench 3, so that the copper pipe of the heat exchanger is bent for the second time;
after the bending action is finished, the U-shaped clamping seat 51 is driven by the air cylinder 4 to be pulled upwards, so that the U-shaped clamping seat 51 is gradually separated from the ejector block 61, and the bent copper tube of the heat exchanger can be separated from the U-shaped clamping seat 51 under the ejection of the ejector plate 53.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a heat exchanger bender, includes equipment rack (1) and cylinder (4) of fixed mounting on equipment rack (1) top surface, its characterized in that, inboard fixedly connected with base (2) and workstation (3) of equipment rack (1), workstation (3) are located the top of base (2), the top of workstation (3) slides and is provided with the mechanism of bending (6) that are used for placing the heat exchanger copper pipe, be provided with between base (2) and workstation (3) and be used for carrying out the elastic guide who supports to mechanism of bending (6), the top of mechanism of bending (6) is provided with and is used for coordinating mechanism of bending (6) under ordering about of cylinder (4) and carries out pushing down mechanism (5) of bending to the heat exchanger copper pipe, be provided with on the mechanism of bending (6) and be used for carrying out the part of bending again (7) of bending that the secondary was bent to the heat exchanger copper pipe when lasting pushing down.
2. The heat exchanger bending machine according to claim 1, wherein the bending mechanism (6) comprises a top block (61), a connecting plate (64) is fixedly connected to the bottom surface of the top block (61), the connecting plate (64) is slidably connected with the workbench (3), a bottom plate (65) is fixedly connected to the bottom end of the connecting plate (64), and a placing groove (62) is formed in the top surface of the top block (61).
3. The heat exchanger bending machine according to claim 2, wherein the elastic guide piece comprises a guide rod (8), two ends of the guide rod (8) are fixedly connected with the base (2) and the workbench (3) respectively, a guide hole (66) in sliding connection with the guide rod (8) is formed in the base plate (65), a first spring (9) is sleeved on the outer side of the guide rod (8), and two ends of the first spring (9) are fixedly connected with the base plate (65) and the base (2) respectively.
4. The heat exchanger bending machine according to claim 2, wherein the pressing mechanism (5) comprises a U-shaped holder (51), the top surface of the U-shaped holder (51) is fixedly connected with the output end of the cylinder (4), the U-shaped holder (51) is in sliding fit with the top block (61), the inner side of the U-shaped holder (51) is provided with a top plate (53) in a sliding manner, the top surface of the top plate (53) is fixedly connected with a lifting rod (54), the outer side of the lifting rod (54) is sleeved with a second spring (55), and two ends of the second spring (55) are respectively fixedly connected with the top plate (53) and the U-shaped holder (51).
5. The heat exchanger bending machine according to claim 2, characterized in that the multiple bending component (7) comprises a bending plate (71), openings (63) are formed in two sides of the top block (61), the bending plate (71) is located in the openings (63), a shaft rod (72) is fixedly connected to the top side edge of the bending plate (71), the shaft rod (72) is rotatably connected with the side wall of the openings (63), and a torsion spring (73) is clamped at the connection position.
6. The heat exchanger bending machine according to claim 5, wherein the bottom end of the bending plate (71) is of an arc structure tilting outwards.
7. The heat exchanger bending machine according to claim 5, wherein the bending plate (71) is abutted against the side wall of the connecting plate (64) through the elasticity of the torsion spring (73).
8. The heat exchanger bending machine according to claim 4, characterized in that clamping openings (52) corresponding to the placing grooves (62) are formed in two sides of the bottom of the U-shaped clamping seat (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222925806.4U CN218486945U (en) | 2022-11-03 | 2022-11-03 | Heat exchanger bender |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222925806.4U CN218486945U (en) | 2022-11-03 | 2022-11-03 | Heat exchanger bender |
Publications (1)
Publication Number | Publication Date |
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CN218486945U true CN218486945U (en) | 2023-02-17 |
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CN202222925806.4U Active CN218486945U (en) | 2022-11-03 | 2022-11-03 | Heat exchanger bender |
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CN (1) | CN218486945U (en) |
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2022
- 2022-11-03 CN CN202222925806.4U patent/CN218486945U/en active Active
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