CN118122843B - Bending device for copper tube of evaporator - Google Patents
Bending device for copper tube of evaporator Download PDFInfo
- Publication number
- CN118122843B CN118122843B CN202410555058.6A CN202410555058A CN118122843B CN 118122843 B CN118122843 B CN 118122843B CN 202410555058 A CN202410555058 A CN 202410555058A CN 118122843 B CN118122843 B CN 118122843B
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- copper pipe
- lubricating oil
- workbench
- pipe
- bending
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 113
- 239000010949 copper Substances 0.000 title claims abstract description 113
- 238000005452 bending Methods 0.000 title claims abstract description 56
- 239000010687 lubricating oil Substances 0.000 claims abstract description 49
- 229920000742 Cotton Polymers 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 238000005336 cracking Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 30
- 238000005485 electric heating Methods 0.000 claims description 25
- 238000003860 storage Methods 0.000 claims description 23
- 230000007306 turnover Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 239000010985 leather Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000004744 fabric Substances 0.000 abstract 2
- 239000003973 paint Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 238000005507 spraying Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The invention relates to the technical field of evaporator processing, in particular to an evaporator copper tube bending device, which comprises a workbench and a bending block fixedly arranged on the workbench, wherein a coating mechanism for coating lubricating oil on the outer wall of a copper tube is arranged on the workbench on one side of the bending block, a heating mechanism for preventing the copper tube from cracking is arranged between the coating mechanism and the bending block, and a rotating shaft for driving the heating mechanism is movably penetrated in the middle of the bending block; because air is to the thrust of lubricating oil for lubricating oil spun speed accelerates, wets cotton cloth more soon, and simultaneously under the circumstances that guarantees lubricating oil blowout speed is fast, still avoids lubricating oil blowout too much, causes the waste of lubricating oil, when the control pivot rotates from the starting position, carries out bending to the copper pipe through the centre gripping frock, because the position of copper pipe can remove, the lubricating oil on two cotton cloth will evenly paint on the copper pipe, will have guaranteed copper pipe anti-wrinkling's efficiency effectively.
Description
Technical Field
The invention relates to the technical field of evaporator processing, in particular to an evaporator copper tube bending processing device.
Background
The copper pipe in the evaporator is in a rectangular folding shape to increase the length area of the copper pipe in the evaporator; however, the copper pipe bending mechanical bending efficiency is low in the copper pipe bending process of the existing evaporator, and copper pipes with various rectangular sizes are difficult to bend and produce, so that the copper pipe bending applicability is low, and the copper pipe is easy to shake in the unreeling process of coiled copper pipes to further influence the bending of the copper pipes, and a scheme is required to be provided to solve the technical problems;
According to the patent document with the publication number of CN112059048B, the right-angle clamping plate at the upper end of the limiting device is convenient to drive the right-angle clamping plate to move through the rotation of the driven gear, so that the position of the right-angle clamping plate is adjusted; further improving the bending of copper pipes with various sizes; the applicability of the invention is improved;
When the existing bending device is used for bending the copper tube, the inner side of the copper tube is subjected to larger compressive stress, so that the copper tube is easy to crack during bending, and the quality of a product is influenced; meanwhile, in order to prevent the copper tube from wrinkling during bending, the outer wall of the copper tube needs to be coated with lubricating oil, and the efficiency of preventing the copper tube from wrinkling is reduced because the lubricating oil is coated unevenly in the existing mode.
Disclosure of Invention
The technical problem solved by the scheme is as follows:
how to solve the problem that the efficiency of preventing wrinkling of the copper tube is reduced because the prior method is not uniform in coating the lubricating oil;
How to solve the problems that the inner side of the copper tube is subjected to larger compressive stress, so that the copper tube is easy to crack during bending processing and the product quality is affected.
The aim of the invention can be achieved by the following technical scheme: the utility model provides an evaporator copper pipe bending device, includes workstation and the piece of bending of fixed mounting above that, be provided with the coating mechanism that is used for smearing lubricating oil for copper pipe outer wall on the workstation of piece one side of bending, be provided with the heating mechanism that is used for preventing copper pipe fracture between coating mechanism and the piece of bending, the middle part activity of the piece of bending is run through and is used for driving heating mechanism's pivot.
The invention further technically improves that: the heating mechanism comprises a roll-over stand which is rotationally connected with a workbench, a movable seat is arranged on the workbench far away from one side of the bending block in a sliding manner, an electric heating block is fixedly arranged on the side face of the movable seat, which is close to the copper tube, of the movable seat, one end of the movable seat is movably connected with one end of the roll-over stand, one end of the rotating shaft is fixedly connected with a connecting frame, and one end of the connecting frame is in rolling connection with the other end of the roll-over stand through a pressing roller.
The invention further technically improves that: one side of roll-over stand is provided with the core bar that is used for preventing copper pipe fold, the laminating of core bar and the inner wall of copper pipe, and the one end fixedly connected with electrical heating stick of core bar, still fixed mounting has the fixed block on the piece of bending, pass through tension spring elastic connection between the one end that the movable seat was kept away from to fixed block and roll-over stand.
The invention further technically improves that: the workbench is also provided with a displacement mechanism for positioning the copper tube, the displacement mechanism comprises an air cylinder fixedly connected with the workbench, the extending end of the air cylinder is fixedly connected with a mounting plate, a push plate for pushing the copper tube is fixedly arranged on the mounting plate, and the push plate is fixedly connected with one end of the core rod; the extension end of the control cylinder is extended to be longest, so that the position of the electric heating block corresponds to the position of the electric heating rod in the copper tube, the electric heating block and the electric heating rod are started to comprehensively and uniformly heat the part, needing to be bent, of the copper tube, and the subsequent bending of the copper tube is prevented, and the copper tube is prevented from cracking due to the fact that the inner side of the copper tube is subjected to larger compressive stress, so that the quality of a product is influenced.
The invention further technically improves that: the coating mechanism comprises a pressurizing cylinder fixedly connected with the workbench, a storage vat for storing lubricating oil is arranged on one side of the pressurizing cylinder, a pressurizing unit for adjusting air pressure in the storage vat is arranged in the pressurizing cylinder, a transmission frame is rotatably arranged on the workbench on one side of the storage vat, and one end of the transmission frame is in rolling connection with the roll-over frame through a transmission wheel.
The invention further technically improves that: two positioning plates are fixedly arranged on the workbench, the two positioning plates are respectively positioned at two sides of the copper tube, cotton strips attached to the copper tube are respectively arranged on the side surfaces of the two positioning plates, which are close to the copper tube, the end parts of the pressurizing cylinder, which are close to the copper tube, are fixedly communicated with a first liquid outlet tube, the output end of the first liquid outlet pipe is fixedly inserted on one of the positioning plates, the middle part of the first liquid outlet pipe is fixedly communicated with a second liquid outlet pipe, and the output end of the second liquid outlet pipe is fixedly inserted on the other positioning plate.
The invention further technically improves that: the supercharging unit comprises a guide plate fixedly connected to the middle part of the inner wall of the supercharging cylinder, a lifting rod is movably inserted on the guide plate, a sealing sleeve is arranged between the guide plate and the lifting rod, a first piston is fixedly arranged at one end of the lifting rod, a second piston is fixedly arranged at the other end of the lifting rod, a transmission rod is fixedly connected to the second piston, and one end of the transmission rod movably penetrates through the supercharging cylinder and is movably connected with one end of the transmission frame, which is far away from the transmission wheel, through a deflector rod.
The invention further technically improves that: the guide plate is communicated with an air inlet pipe towards the outer wall of the pressurizing cylinder of the transmission rod, one end of the air inlet pipe is communicated with the storage vat, and a leather bag is communicated with the outer wall of the pressurizing cylinder between the guide plate and the first piston.
The invention further technically improves that: a connecting pipe is communicated with the outer wall of the pressurizing cylinder between the first piston and the first liquid outlet pipe, and one end of the connecting pipe is communicated with the bottom of the side surface of the storage vat, which is far away from the air inlet pipe; the transmission frame is driven to rotate through the overturning frame overturning, the transmission rod is used for providing thrust for the second piston, in the process, the second piston is always located between the connecting pipe and the guide plate, the first piston slides on the inner wall of the pressurizing cylinder, the air pressure in the storage vat is increased, lubricating oil inside the second piston is injected into the pressurizing cylinder through the connecting pipe, meanwhile, the first piston also slides downwards, the lubricating oil of mixed air is continuously sprayed onto two cotton strips through the first liquid outlet pipe and the second liquid outlet pipe, the thrust of the air to the lubricating oil is accelerated in the process of entering the cotton strips, the lubricating oil spraying speed is accelerated due to the thrust of the air to the lubricating oil, the cotton strips are soaked faster, meanwhile, excessive lubricating oil spraying is avoided under the condition of ensuring the lubricating oil spraying speed is fast, the copper pipe is bent through the clamping tool when the rotating shaft is controlled to rotate from the starting position, and the copper pipe is folded, the copper pipe is uniformly coated with the lubricating oil on the two cotton strips, and the efficiency of preventing copper pipe is effectively ensured.
Compared with the prior art, the invention has the beneficial effects that:
When the automatic feeding device is used, the turnover frame is turned to drive the transmission frame to rotate, so that the transmission rod provides thrust for the second piston, in the process, the second piston is always positioned between the connecting pipe and the guide plate, the first piston slides on the inner wall of the pressurizing cylinder, the air pressure in the storage vat is increased, lubricating oil in the storage vat is injected into the pressurizing cylinder through the connecting pipe, meanwhile, the first piston also slides downwards, so that the lubricating oil of mixed air is continuously sprayed onto two cotton strips through the first liquid outlet pipe and the second liquid outlet pipe, in the process that the lubricating oil of mixed air enters the cotton strips, the speed of lubricating oil spraying is accelerated due to the thrust of air on the lubricating oil, the cotton strips are soaked faster, meanwhile, under the condition that the lubricating oil spraying speed is fast, the waste of lubricating oil is avoided, when the rotating shaft is controlled to rotate from the initial position, bending processing is carried out on the copper tube through the clamping tool, and the lubricating oil on the two cotton strips is uniformly coated on the copper tube, so that the efficiency of preventing copper tube is effectively ensured.
When the invention is used, the extension end of the air cylinder is controlled to be the longest, so that the position of the electric heating block corresponds to the position of the electric heating rod in the copper pipe, the electric heating block and the electric heating rod are started to comprehensively and uniformly heat the part of the copper pipe needing to be bent, and the subsequent copper pipe bending processing is prevented from being cracked due to the fact that the inner side of the copper pipe is subjected to larger compression stress, and the quality of a product is influenced.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a top view of the overall structure of the present invention;
FIG. 2 is a schematic view of a heating mechanism according to the present invention;
FIG. 3 is a cross-sectional view of the coating mechanism of the present invention;
FIG. 4 is a schematic view of a partial construction of a coating mechanism according to the present invention;
FIG. 5 is a cross-sectional view of the structure at the booster unit of the present invention;
fig. 6 is a schematic perspective view of a shifting mechanism according to the present invention.
In the figure: 1. a heating mechanism; 2. a coating mechanism; 3. a work table; 4. a displacement mechanism; 5. a transfer wheel; 6. a fixing plate; 7. clamping a tool; 8. bending blocks; 9. a servo motor; 10. a rotating shaft; 11. a fixed block; 101. a connecting frame; 102. a roll-over stand; 103. a movable seat; 104. a core bar; 105. an electric heating block; 106. an electric heating rod; 201. a pressurizing unit; 202. a pressurizing cylinder; 203. a positioning plate; 204. a first liquid outlet pipe; 205. a transmission frame; 206. a storage barrel; 207. a second liquid outlet pipe; 208. cotton strips; 2011. a transmission rod; 2012. a second piston; 2013. a guide plate; 2014. a leather bag; 2015. a connecting pipe; 2016. a first piston; 2017. an air inlet pipe; 2018. a lifting rod; 401. a mounting plate; 402. a push plate; 403. and (3) a cylinder.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, 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 made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, an evaporator copper tube bending device comprises a workbench 3 and a bending block 8 fixedly mounted on the workbench 3, wherein a coating mechanism 2 for coating lubricating oil on the outer wall of the copper tube is arranged on the workbench 3 on one side of the bending block 8, a heating mechanism 1 for preventing cracking of the copper tube is arranged between the coating mechanism 2 and the bending block 8, and a rotating shaft 10 for driving the heating mechanism 1 movably penetrates through the middle part of the bending block 8.
Referring to fig. 1 and 2, the heating mechanism 1 includes a roll-over stand 102 rotatably connected to the working table 3, a moving seat 103 is slidably disposed on the working table 3 on one side of the roll-over stand 102 far away from the bending block 8, an electric heating block 105 is fixedly mounted on a side surface of the moving seat 103 near the copper pipe, the moving seat 103 is movably connected to one end of the roll-over stand 102, one end of the rotating shaft 10 is fixedly connected to a connecting frame 101, and one end of the connecting frame 101 is in rolling connection with the other end of the roll-over stand 102 through a pressing roller.
Referring to fig. 2, a core rod 104 for preventing wrinkling of the copper tube is disposed on one side of the roll-over stand 102, the core rod 104 is attached to an inner wall of the copper tube, an electric heating rod 106 is fixedly connected to one end of the core rod 104, a fixing block 11 is fixedly mounted on the bending block 8, and the fixing block 11 is elastically connected with one end of the roll-over stand 102 far away from the moving seat 103 through a tension spring.
Referring to fig. 1 and 6, the above-mentioned working table 3 is further provided with a displacement mechanism 4 for positioning the copper tube, the displacement mechanism 4 includes an air cylinder 403 fixedly connected with the working table 3, an extension end of the air cylinder 403 is fixedly connected with a mounting plate 401, a push plate 402 for pushing the copper tube is fixedly mounted on the mounting plate 401, and the push plate 402 is fixedly connected with one end of the core rod 104; the extension end of the control cylinder 403 extends to the longest, so that the position of the electric heating block 105 corresponds to the position of the electric heating rod 106 in the copper tube, the electric heating block 105 and the electric heating rod 106 are started to comprehensively and uniformly heat the part of the copper tube needing to be bent, and the subsequent bending of the copper tube is prevented, and the copper tube is prevented from cracking due to the fact that the inner side of the copper tube is subjected to larger compressive stress, so that the quality of a product is influenced.
Referring to fig. 1, 3 and 4, the coating mechanism 2 includes a pressurizing cylinder 202 fixedly connected to the working table 3, a storage tank 206 for storing lubricating oil is disposed on one side of the pressurizing cylinder 202, a pressurizing unit 201 for adjusting air pressure in the storage tank 206 is disposed inside the pressurizing cylinder 202, a driving frame 205 is rotatably disposed on the working table 3 on one side of the storage tank 206, and one end of the driving frame 205 is in rolling connection with the roll-over frame 102 through a driving wheel.
Referring to fig. 3 and 4, two positioning plates 203 are fixedly mounted on the workbench 3, the two positioning plates 203 are respectively located at two sides of the copper tube, cotton strips 208 attached to the copper tube are respectively disposed on the sides of the two positioning plates 203, which are close to the copper tube, a first liquid outlet pipe 204 is fixedly connected to the end portion of the pressure cylinder 202, which is close to the copper tube, an output end of the first liquid outlet pipe 204 is fixedly inserted into one of the positioning plates 203, a second liquid outlet pipe 207 is fixedly connected to the middle portion of the first liquid outlet pipe 204, and an output end of the second liquid outlet pipe 207 is fixedly inserted into the other positioning plate 203.
Referring to fig. 3 and 5, the pressurizing unit 201 includes a guide plate 2013 fixedly connected to the middle part of the inner wall of the pressurizing cylinder 202, a lifting rod 2018 is movably inserted on the guide plate 2013, a sealing sleeve is disposed between the guide plate 2013 and the lifting rod 2018, a first piston 2016 is fixedly mounted at one end of the lifting rod 2018, a second piston 2012 is fixedly mounted at the other end of the lifting rod 2018, a transmission rod 2011 is fixedly connected to the second piston 2012, and one end of the transmission rod 2011 movably penetrates through the pressurizing cylinder 202 and is movably connected with one end of the transmission frame 205, which is far away from the transmission wheel, through a driving rod.
Referring to fig. 3 and 5, an air inlet pipe 2017 is connected to the outer wall of the pressure cylinder 202 facing the driving rod 2011, one end of the air inlet pipe 2017 is connected to the storage barrel 206, and a bellows 2014 is connected to the outer wall of the pressure cylinder 202 between the guide plate 2013 and the first piston 2016.
Referring to fig. 3 and 5, a connecting pipe 2015 is connected to the outer wall of the pressure cylinder 202 between the first piston 2016 and the first liquid outlet pipe 204, and one end of the connecting pipe 2015 is connected to the bottom of the side of the storage barrel 206 away from the air inlet pipe 2017; the transmission frame 205 is driven to rotate through the overturning frame 102, the transmission rod 2011 is used for providing thrust for the second piston 2012, in the process, the second piston 2012 is always located between the connecting pipe 2015 and the guide plate 2013, the inner wall of the pressurizing cylinder 202 slides through the first piston 2016, the air pressure in the storage vat 206 is increased, the lubricating oil in the storage vat is injected into the pressurizing cylinder 202 through the connecting pipe 2015, at the moment, the liquid level of the lubricating oil in the pressurizing cylinder 202 does not completely cover the input end of the first liquid outlet pipe 204, meanwhile, the first piston 2016 also slides downwards, the lubricating oil of the mixed air is continuously sprayed onto the two cotton strips 208 through the first liquid outlet pipe 204 and the second liquid outlet pipe 207, in the process that the lubricating oil of the mixed air enters the cotton strips 208, the lubricating oil sprayed speed is accelerated due to the thrust of the air, the cotton strips 208 are soaked faster, meanwhile, under the condition that the lubricating oil sprayed speed is fast is guaranteed, the lubricating oil is also prevented from being excessively sprayed, the waste of the lubricating oil is caused, when the rotating shaft 10 rotates from the starting position, the copper tube is controlled, bending processing is carried out on the copper tube through the clamping tool 7, and the copper tube 208 can be uniformly coated on the copper tube, and the copper tube can be effectively prevented from being folded.
Referring to fig. 1, a servo motor 9 for bending the copper tube is fixedly mounted on the back of the workbench 3, an output end of the servo motor 9 is fixedly connected with a rotating shaft 10, a clamping tool 7 for limiting the copper tube is fixedly connected with the middle of the rotating shaft 10, and the clamping tool 7 is in the prior art.
Referring to fig. 1, a fixing plate 6 for assisting bending of the copper tube is fixedly arranged on the workbench 3 below the bending block 8, a conveying wheel 5 for conveying the copper tube is rotatably arranged on the workbench 3 on one side of the fixing plate 6, and both the fixing plate 6 and the conveying wheel 5 are in the prior art.
Working principle: when the scheme is used, firstly, as shown in fig. 1, when the servo motor 9 drives the rotating shaft 10 to be at the initial position, the copper tube is manually penetrated through the clamping tool 7, so that the core bar 104 is inserted into the copper tube, at the moment, as shown in fig. 1 and 6, the extending end of the air cylinder 403 is shortest, one end of the copper tube is pushed to be in contact with the push plate 402, and meanwhile, the electric heating block 105 is attached to the outer wall of the copper tube; as shown in fig. 1 and 2, the extension end of the control cylinder 403 extends to the longest, so that the position of the electric heating block 105 corresponds to the position of the electric heating rod 106 in the copper tube, the electric heating block 105 and the electric heating rod 106 are started to perform omnibearing and uniform heating on the part of the copper tube needing to be bent, and the copper tube is prevented from cracking due to larger compressive stress on the inner side of the copper tube during subsequent bending processing of the copper tube, thereby influencing the quality of a product; when the rotating shaft 10 is controlled to rotate from the initial position, bending the copper tube through the clamping tool 7 by matching with the bending block 8 and the fixing plate 6, and then starting the transmission wheel 5 to assist in moving the copper tube; as shown in fig. 2-4, when the control shaft 10 rotates from the initial position, the connecting frame 101 is matched to drive the pressing roller to provide overturning power for the overturning frame 102, so that the movable seat 103 drives the electric heating block 105 to be separated from the copper pipe, and the outer wall of the copper pipe is prevented from being scratched, meanwhile, as shown in fig. 3 and 5, the overturning frame 102 is overturned to drive the transmission frame 205 to rotate, so that the transmission rod 2011 provides thrust for the second piston 2012, in the process, the second piston 2012 is always positioned between the connecting pipe 2015 and the guide plate 2013, slides on the inner wall of the booster cylinder 202 through the first piston 2016, the air pressure in the storage barrel 206 is increased, lubricating oil in the storage barrel is injected into the booster cylinder 202 through the connecting pipe 2015, at the moment, the liquid level of the lubricating oil injected into the booster cylinder 202 does not completely cover the input end of the first liquid outlet pipe 204, simultaneously, first piston 2016 also slides downwards for the lubricating oil of mixed air is last to be sprayed to two cotton strips 208 through first drain pipe 204 and second drain pipe 207, in-process in the lubricating oil of mixed air gets into cotton strip 208, because the thrust of air to lubricating oil, make lubricating oil spun speed accelerate, wet cotton strip 208 more fast, under the circumstances of guaranteeing that lubricating oil blowout speed is fast, still avoid lubricating oil blowout too much simultaneously, cause the waste of lubricating oil, when control pivot 10 rotates from the home position, carry out bending processing to the copper pipe through centre gripping frock 7, because the position of copper pipe can move, the lubricating oil on two cotton strips 208 will evenly be smeared on the copper pipe, will guarantee effectively that copper pipe prevents the efficiency of fold.
The present invention is not limited to the above embodiments, but is capable of other and obvious modifications and variations in light thereof, and is intended to be included within the scope of the present invention.
Claims (3)
1. The utility model provides an evaporator copper pipe bending device, includes workstation (3) and fixed mounting piece (8) of bending above that, its characterized in that: a coating mechanism (2) for coating lubricating oil on the outer wall of the copper pipe is arranged on a workbench (3) at one side of the bending block (8), a heating mechanism (1) for preventing the copper pipe from cracking is arranged between the coating mechanism (2) and the bending block (8), and a rotating shaft (10) for driving the heating mechanism (1) is movably penetrated in the middle of the bending block (8); the heating mechanism (1) comprises a turnover frame (102) rotationally connected with a workbench (3), a movable seat (103) is arranged on the workbench (3) on one side, far away from a bending block (8), of the turnover frame (102), an electric heating block (105) is fixedly arranged on the movable seat (103), the movable seat (103) is movably connected with one end of the turnover frame (102), one end of a rotating shaft (10) is fixedly connected with a connecting frame (101), one end of the connecting frame (101) is in rolling connection with the other end of the turnover frame (102) through a pressing roller, a core bar (104) for preventing copper pipe from being folded is arranged on one side of the turnover frame (102), the core bar (104) is attached to the inner wall of the copper pipe, one end of the core bar (104) is fixedly connected with an electric heating rod (106), a fixed block (11) is fixedly arranged on the bending block (8), and the fixed block (11) is elastically connected with one end, far away from the movable seat (103), of the turnover frame (102) through a tension spring;
The coating mechanism (2) comprises a pressurizing cylinder (202) fixedly connected with a workbench (3), a storage vat (206) is arranged on one side of the pressurizing cylinder (202), a pressurizing unit (201) for adjusting air pressure in the storage vat (206) is arranged in the pressurizing cylinder (202), a transmission frame (205) is rotatably arranged on the workbench (3) on one side of the storage vat (206), one end of the transmission frame (205) is in rolling connection with the turnover frame (102) through a transmission wheel, two positioning plates (203) are fixedly arranged on the workbench (3), the two positioning plates (203) are respectively positioned on two sides of a copper pipe, cotton strips (208) attached to the copper pipe are respectively arranged on the side surfaces of the two positioning plates (203) close to the copper pipe, a first liquid outlet pipe (204) is fixedly communicated with the end part of the pressurizing cylinder (202) close to the copper pipe, the middle part of the first liquid outlet pipe (204) is fixedly communicated with a second liquid outlet pipe (207), and the second liquid outlet pipe (207) is fixedly communicated with the other liquid outlet pipe (207);
The supercharging unit (201) comprises a guide plate (2013) fixedly connected to the middle of the inner wall of the supercharging cylinder (202), a lifting rod (2018) is movably inserted into the guide plate (2013), a sealing sleeve is arranged between the guide plate (2013) and the lifting rod (2018), a first piston (2016) is fixedly arranged at one end of the lifting rod (2018), a second piston (2012) is fixedly arranged at the other end of the lifting rod (2018), a transmission rod (2011) is fixedly connected to the second piston (2012), one end of the transmission rod (2011) movably penetrates through the supercharging cylinder (202) and is movably connected with one end, far away from the transmission wheel, of the transmission frame (205), an air inlet pipe (2017) is communicated with the outer wall of the supercharging cylinder (202) facing the transmission rod (2011), one end of the air inlet pipe (2017) is communicated with a storage barrel (206), and a leather bag (2014) is communicated with the outer wall of the supercharging cylinder (202) between the guide plate (2013) and the first piston (2013).
2. An evaporator copper pipe bending device according to claim 1, characterized in that the workbench (3) is further provided with a displacement mechanism (4) for positioning the copper pipe, the displacement mechanism (4) comprises a cylinder (403) fixedly connected with the workbench (3), the extending end of the cylinder (403) is fixedly connected with a mounting plate (401), a push plate (402) for pushing the copper pipe is fixedly mounted on the mounting plate (401), and the push plate (402) is fixedly connected with one end of the core rod (104).
3. The evaporator copper pipe bending device according to claim 1, wherein a connecting pipe (2015) is communicated with the outer wall of the pressurizing cylinder (202) between the first piston (2016) and the first liquid outlet pipe (204), and one end of the connecting pipe (2015) is communicated with the bottom of the side surface of the storage barrel (206) away from the air inlet pipe (2017).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410555058.6A CN118122843B (en) | 2024-05-07 | Bending device for copper tube of evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410555058.6A CN118122843B (en) | 2024-05-07 | Bending device for copper tube of evaporator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118122843A CN118122843A (en) | 2024-06-04 |
| CN118122843B true CN118122843B (en) | 2024-07-02 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212238985U (en) * | 2020-06-01 | 2020-12-29 | 青岛恒恩智能装备有限公司 | Condenser return bend processing all-in-one of bending |
| CN117123660A (en) * | 2023-09-19 | 2023-11-28 | 山东大学 | Multi-field coupling type bent pipe forming device and application method thereof |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212238985U (en) * | 2020-06-01 | 2020-12-29 | 青岛恒恩智能装备有限公司 | Condenser return bend processing all-in-one of bending |
| CN117123660A (en) * | 2023-09-19 | 2023-11-28 | 山东大学 | Multi-field coupling type bent pipe forming device and application method thereof |
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