CN112846682A - Heat exchanger and method for defrosting and draining of heat pump air conditioner of new energy automobile - Google Patents
Heat exchanger and method for defrosting and draining of heat pump air conditioner of new energy automobile Download PDFInfo
- Publication number
- CN112846682A CN112846682A CN202110119778.4A CN202110119778A CN112846682A CN 112846682 A CN112846682 A CN 112846682A CN 202110119778 A CN202110119778 A CN 202110119778A CN 112846682 A CN112846682 A CN 112846682A
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- punching
- feeding
- support frame
- upper support
- station
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
Abstract
The invention relates to a heat exchanger and a method for defrosting and draining of a heat pump air conditioner of a new energy automobile, which comprises an upper support frame (1) made of metal; the lower ends of the vertical arms of the L-shaped process support (2) existing in the process of machining and/or assembling are respectively arranged at the two sides of the upper support frame (1), and a cross arm of the L-shaped process support (2) extends outwards relative to the upper support frame (1); vent holes (3) are distributed on the upper support frame (1) through; a positioning sleeve rod (4) with a through hole is arranged on the lower surface of the upper support frame (1), and a lower support frame (5) made of metal is arranged below the upper support frame (1); the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to a heat exchanger and a method for defrosting and draining of a heat pump air conditioner of a new energy automobile.
Background
At present, a heat pump air conditioner of a new energy automobile mostly adopts corrugated louver fins, specifically refer to fig. 2, the corrugated louver fins refer to reference numeral 9 in the drawing, and due to the blocking of flat pipes and the corrugated fins, defrosting accumulated liquid of the heat pump air conditioner is difficult to drain smoothly, so that secondary frosting or more defrosting energy consumption is caused.
Through retrieval, the Chinese patent number ZL201510427702.2, the date of the authorized announcement is 1 month and 5 days in 2018, and the name of the invention creation is as follows: the structure design of a fin, a heat exchanger and an air conditioner containing the fin is complex, the manufacturing cost is high, and therefore the cost performance of the whole scheme is not high. The CN201820303577.3 heat exchanger beneficial to defrosting and draining of the heat pump air conditioner of the new energy automobile is complex in structure, unreasonable in arrangement and complex in manufacture.
Disclosure of Invention
The invention aims to solve the technical problem of providing a heat exchanger and a method for defrosting and draining water of a heat pump air conditioner of a new energy automobile.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a heat exchanger for defrosting and draining of a heat pump air conditioner of a new energy automobile comprises an upper support frame made of metal;
the lower ends of the vertical arms of the L-shaped process support existing in the process of processing and/or assembling are respectively arranged at the two sides of the upper support frame, and the cross arm of the L-shaped process support extends outwards relative to the upper support frame; vent holes are distributed through the upper support frame;
a positioning sleeve rod with a through hole is arranged on the lower surface of the upper support frame, and a lower support frame made of metal is arranged below the upper support frame;
the upper surface of the lower support frame is distributed with a positioning taper sleeve, and the lower surface of the lower support frame is distributed with a bottom support seat with a through hole;
a U-shaped clamping seat is distributed on the lower supporting frame, and a heat exchange tube is clamped on the U-shaped clamping seat;
the heat exchange tubes are used for connecting the heat pump stations.
A feeding unit of a heat exchanger comprises a frame body feeding device, an upper supporting frame and/or a lower supporting frame, wherein the frame body feeding device is used for feeding an upper supporting frame and/or a lower supporting frame which are provided with L-shaped process supports;
when the upper supporting frame is assembled, the frame body feeding device comprises a vertically arranged feeding falling guide frame; the upper support frame is stacked in the hollow part of the feeding falling guide frame; a feeding falling positioning groove is vertically arranged on the feeding falling guide frame to correspond to four corners of the upper support frame, so that the horizontal positioning is realized;
a feeding falling lateral opening is transversely arranged on the feeding falling guide frame so as to transversely expose a cross arm part supported by the L-shaped process;
a frame body driven by linear reciprocating is arranged below the feeding transverse push-pull frame, and a feeding ascending support plate and a feeding descending support plate which are staggered in height and transversely distributed front and back are arranged on the frame body;
a feeding inlet and outlet gap with the height between one time and two times of the sum of the height of the upper support frame and the thickness of the cross arm part supported by the L-shaped process is arranged between the feeding uplink support plate and the feeding downlink support plate, and only one upper support frame can pass through; the upper end of the feeding swinging plate is elastically hinged to the end part of the feeding ascending support plate close to the feeding descending support plate, and the lower end of the feeding swinging plate is higher than the upper surface of the feeding descending support plate;
the longitudinal two ends of the feeding descending carrier plate are respectively provided with a feeding guide plate in a downward inclining way;
a feeding elastic base is arranged below the feeding falling guide frame, and a feeding guide process groove for accommodating the lower end part of the feeding guide plate is formed in the feeding elastic base;
the feeding unit of the heat exchanger is provided with a feeding sinking channel on the feeding elastic base, and the feeding sinking channel is provided with an input end of a feeding swinging conveyor belt group in a swinging manner; a feeding belt gap is longitudinally arranged on the feeding swing conveyor belt group, and a feeding rotating head which is positioned at the feeding belt gap and exposed out of the upper surface of the feeding swing conveyor belt group is arranged at the lower swing terminal point at the front end of the feeding swing conveyor belt group; a feeding side positioning inclined plane used for being connected with the outer end part of the cross arm part supported by the L-shaped process is arranged on one side of the feeding swinging conveyor belt group; when the feeding swing conveyor belt group is in a horizontal state, the upper surface of the feeding swing conveyor belt group is higher than the upper end part of the feeding rotating head;
the linear velocity vector direction of the contact point of the feeding rotating head and the upper support frame faces the feeding side positioning inclined plane.
A processing unit of a heat exchanger comprises an air hole processing assembly; the punching base support comprises a punching base support with a groove;
a punching movable rack which reciprocates linearly in the longitudinal direction is arranged above the punching base support, a punching synchronous positioning top plate is arranged on the punching movable rack, and punching positioning transverse bulges are distributed on the lower surface of the punching synchronous positioning top plate; the punching movable rack is correspondingly provided with at least one punching sector gear shaft which is transversely arranged, drives to rotate and is meshed with the punching movable rack; the tooth surface of the punching sector gear shaft is provided with a punching sector part;
the punching sector gear shaft is provided with a punching upper top arc which is positioned on one side of the punching sector part and synchronously rotates in the same direction;
a punching positioning bracket is arranged above the punching sector gear shaft, a punching reset spring rod is lifted on the punching positioning bracket, and a punching contact lower cambered surface is arranged at the lower end of the punching reset spring rod; a punching upper ejection convex seat is arranged at the upper end of the punching reset spring rod;
when the punching sector part corresponds to the punching moving rack, the punching upper top arc-shaped upper top punching hole is contacted with the lower cambered surface to go upwards, so that the punching upper top convex seat is meshed with the punching positioning transverse bulge to be positioned, and the punching upper top arc-shaped part is used for rotating and is contacted with the punching lower cambered surface with the same curvature radius;
when the tooth part of the punching sector gear shaft is meshed with the punching moving rack, the upper top arc of the punching hole is separated from the lower arc of the punching hole; the punching reset spring rod enables the punching upper top convex seat to be separated from the punching positioning transverse protrusion;
the front end of the punching sector gear shaft is transversely connected with a punching moving seat, and the lower end of the punching moving seat is connected with a punching lifting base through a punching lower punching damping spring; the lower end of the punching lifting base is coaxially provided with a punching lower punching elastic center and a punching lower punching hollow drill;
the punching lifting base is connected with a punching lifting rope, the punching moving base is provided with a punching lifting winch shaft, and the punching lifting winch shaft is connected with the punching lifting base to lift through the punching lifting rope.
As a further improvement of the above technical solution:
a first punching swing arm and a second punching swing arm which are L-shaped rotate on the punching moving seat;
a punching lifting guide frame with an up-down stroke limit is arranged above the punching moving seat, and a punching guide vertical groove is arranged on the punching lifting guide frame;
the punching first swing arm and the punching second swing arm alternately enter from the lower part and are turned out of the punching guide vertical groove from the upper part so as to realize the lifting of the punching lifting guide frame;
a punching hammering head is arranged at the lower end of the punching lifting guide frame to hammer the punching moving seat;
a punching lower pressure cylinder is arranged above the punching lifting guide frame and used for pressing the punching lifting guide frame;
and a punching lower lifting grinding head is arranged on the punching base support to grind the lower surface of the vent hole of the upper support frame.
An assembling device of a heat exchanger for defrosting and draining of a heat pump air conditioner of a new energy automobile comprises a frame body transmission line part and a matched transverse blanking L-shaped supporting arm, wherein transverse process channels are distributed on the frame body transmission line part; the frame body transmission line part is used for realizing the connection of all stations, and the transverse blanking L support arm is used for realizing the transmission of the upper support frame between the frame body transmission line part and the corresponding station;
each station comprises the following:
the feeding station is provided with a rack feeding device and is used for conveying the upper support frame to the rack conveying line part;
the air hole processing station is provided with an air hole processing assembly and is used for processing an air hole;
the tapping station is provided with a tapping unit and is used for machining a threaded hole of the upper support frame;
the device comprises a loop bar assembling station, a feeding channel with a through hole positioning loop bar, a manipulator and a press, wherein the manipulator turns over an upper support frame, and the press clamps the root of the through hole positioning loop bar on the upper support frame;
the lower component transmission station is provided with a manipulator for assembling the preassembled lower support frame onto the upper support frame so that the positioning taper sleeve is correspondingly inserted into the positioning sleeve rod with the through hole;
the integral assembling station is matched with a wire feeder so as to connect the bolt screw rod with the through hole positioning sleeve rod on the lower support frame;
the wire feeding station is integrally provided with a wire feeder and a manipulator;
removing the process support station, and matching with a cutting machine and a grinding head or a screw detaching assembly to detach the L-shaped process support;
the inspection station is matched with a camera to detect whether the installation is in place;
the marking station is matched with a labeling machine or a laser engraving machine for marking;
and the output station is matched with an output manipulator so as to output the heat exchanger to a whole vehicle assembly workshop and install the heat pump station.
A method for loading heat exchangers, the step S1 is that an upper support frame with an L-shaped process support is loaded, and the following steps are executed by means of a frame loading device;
s1.1, firstly, mounting inverted L-shaped process supports on two sides of an upper support frame; then, laminating the L-shaped process support layer in the hollow part of the feeding falling guide frame;
s1.2, firstly, the frame body is driven in a linear reciprocating mode, so that the feeding ascending carrier plate comes to the lower side of the lower surface of the upper support frame to receive the upper support frame at the lowest falling layer; then, the feeding ascending carrier plate moves forward to leave the position right below the upper support frame, and meanwhile, the feeding descending carrier plate comes to the position right below the upper support frame under the blocking of the feeding descending guide frame, and the upper support frame comes to the feeding descending carrier plate along the feeding swinging plate swinging downwards; secondly, the feeding descending carrier plate continues to move forwards, so that the feeding swinging plate swings and resets to open a feeding inlet and outlet gap;
s1.3, firstly, linearly reciprocating and reversely driving a frame body, sliding a feeding guide plate walking in a transverse push-pull frame for feeding along the lower end into a feeding elastic base through a feeding inlet-outlet gap under the blocking of a feeding falling guide frame by an upper support frame, and meanwhile, feeding an ascending support plate comes and bears the lower surface of a lower-layer upper support frame which is changed into the lowest layer;
s1.4, firstly, swinging upwards and carrying an upper support frame falling from a feeding falling guide frame at the rear part of a feeding swinging conveyor belt group; then, the feeding swing conveyor belt group drives the upper support frame to obliquely and downwards convey along the feeding side positioning inclined plane and abut against the rotating feeding rotating head; and secondly, after the feeding swing conveyor belt group is restored to be in a horizontal state, the upper support frame is horizontally conveyed to a frame body conveying line part of the next process by rotation.
As a further improvement of the above technical solution:
a method for processing a heat exchanger, the step S2, used for processing the vent hole of the upper support frame, executing the following steps;
s2.1, firstly, placing an upper support frame on a punching base support and positioning and fixing; then, the rotating speed of the punching fan-shaped gear shaft is adjusted, the punching positioning transverse protrusion moves in a rotating and meshing mode, the longitudinal machining hole position moves, in the process, the shaft of the punching lifting winch lifts the punching lifting base, meanwhile, the punching first swing arm enters the punching guide vertical groove, the punching lifting guide frame is jacked up, and the punching lower pressure cylinder lifts and retracts;
s2.2, firstly, when a set hole position is reached and the punching sector part corresponds to the punching movable rack, the upper arc-shaped top punching hole of the punching hole is contacted with the lower arc-shaped surface to move upwards, so that the upper top protruding seat of the punching hole is meshed with the transverse punching positioning protrusion for positioning; then, when the upper punching top rotates in an arc shape and contacts with the lower punching arc surface with the curvature radius, the punching lifting winch shaft loosens the punching lifting rope, so that the connecting punching lifting base descends, and the lower punching elastic top is used for positioning the number hole of the upper support frame; secondly, the punching first swing arm continuously rotates to swing upwards to be separated from the punching guide vertical groove, and the punching second swing arm is circulated to realize continuity, so that the punching lifting guide frame descends repeatedly, the punching hammering head hammers the punching moving seat repeatedly, and the hollow drill is punched under the punching to punch; thirdly, the punching lower pressure cylinder presses down the punching lifting guide frame, and the punching lower punching hollow drill performs punching;
s2.3, firstly, rotating a punching sector gear shaft to be meshed with a punching movable rack, simultaneously separating a punching upper top arc from a punching contact lower arc, separating a punching upper top convex seat from a punching positioning transverse bulge through a punching reset spring rod, and enabling a punching movable seat to come to the next station;
s2.4, polishing the lower surface of the vent hole of the upper support frame by the lower punching lifting grinding head after punching;
and S2.5, conveying the upper support frame after punching to a transfer part.
A heat exchanger assembly method for defrosting and draining of a new energy automobile heat pump air conditioner is used for assembling a heat exchanger, and the transmission of an upper support frame between a frame body transmission line part and a corresponding station is realized by means of the connection of each station and a matched transverse blanking L-shaped support arm of the frame body transmission line part; the following steps are carried out in the following manner,
s1, at a feeding station, the frame body feeding device conveys the upper support frame to a frame body conveying line part; s2, processing vent holes by the vent hole processing assembly at the vent hole processing station; s3, at the tapping station, the tapping machine set processes the screw hole of the upper support frame; s4, at a loop bar assembling station, a feeding channel conveys a belt through hole to position a loop bar, a manipulator turns over an upper support frame, and a press clamps the root of the positioning loop bar with the through hole on the upper support frame; s5, at the lower assembly transmission station, the manipulator assembles the lower support frame to the upper support frame, so that the positioning taper sleeve is correspondingly inserted into the positioning sleeve rod with the through hole; s6, connecting the bolt screw rod with the through hole positioning loop bar on the lower support frame by the wire feeder at the integral assembly station; s7, mounting accessories on the integral wire station through a wire feeder and a manipulator; s8, removing the L-shaped process support at the process support removing station; s9, detecting whether the installation is in place or not at the inspection station; s10, marking at the marking station; and S11, at the output station, the output manipulator outputs the heat exchanger to the whole vehicle assembly workshop, and the heat pump station is installed. The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
Drawings
Fig. 1 is a schematic diagram of the use structure of the invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Wherein: 1. an upper support frame; 2. l-shaped process support; 3. a vent hole; 4. a positioning sleeve rod with a through hole; 5. a lower support frame; 6. positioning a taper sleeve; 7. a bottom support seat with a through hole; 8. a U-shaped card seat; 9. a heat exchange tube; 10. a heat pump station; 11. a frame body feeding device; 12. a frame body transfer line part; 13. a gas hole processing assembly; 14. a transverse process channel; 15. a tapping unit; 16. a loop bar assembling station; 17. a lower assembly transfer station; 18. an integral assembly station; 19. a wire feeding station on the whole; 20. removing a process supporting station; 21. checking a station; 22. marking stations; 23. an output station; 24. a feeding falling guide frame; 25. a feeding falling positioning groove; 26. the feeding falling side opening; 27. feeding transverse push-pull frames; 28. a feeding uplink carrier plate; 29. a feeding downlink carrier plate; 30. a feeding swing plate; 31. a feeding guide plate; 32. a feeding inlet and outlet gap; 33. a feeding elastic base; 34. feeding and guiding the process groove; 35. a feeding sinking channel; 36. a feeding swing conveyor belt group; 37. a feeding belt gap; 38. a feeding side positioning inclined plane; 39. a feeding rotating head; 40. feeding and discharging in the transverse direction L to support the arm; 41. punching a base support; 42. punching a movable rack; 43. punching and synchronously positioning the top plate; 44. punching a hole to position the transverse bulge; 45. punching a sector gear shaft; 46. punching the fan face part; 47. punching and ejecting arc; 48. punching a positioning bracket; 49. punching a reset spring rod; 50. punching an upper ejection boss; 51. a punching movable seat; 52. a punching lifting base; 53. punching a lower elastic center; 54. punching a lower punching hollow drill; 55. punching a lower impact damping spring; 56. punching a lifting rope; 57. punching and pulling the shaft of the winch; 58. punching a first swing arm; 59. punching a second swing arm; 60. a punching lifting guide frame; 61. punching a guide vertical slot; 62. punching and hammering the head; 63. punching a lower pressure cylinder; 64. a lower lifting grinding head for punching; 65. the punch contacts the lower arc surface.
Detailed Description
As shown in fig. 1 to 4, the heat exchanger for defrosting and draining of the heat pump air conditioner of the new energy vehicle of the embodiment includes an upper support frame 1 made of metal;
the lower ends of the vertical arms of the L-shaped process supports 2 existing in the process of processing and/or assembling are respectively arranged at the two sides of the upper support frame 1, and the cross arms of the L-shaped process supports 2 extend outwards relative to the upper support frame 1; vent holes 3 are distributed through the upper support frame 1;
a positioning loop bar 4 with a through hole is arranged on the lower surface of the upper support frame 1, and a lower support frame 5 made of metal is arranged below the upper support frame 1;
a positioning taper sleeve 6 is distributed on the upper surface of the lower support frame 5, and a bottom support seat 7 with a through hole is distributed on the lower surface of the lower support frame 5;
a U-shaped clamping seat 8 is distributed on the lower support frame 5, and a heat exchange tube 9 is clamped on the U-shaped clamping seat 8;
the heat exchanger tubes 9 are used for connection to a heat pump station 10.
The feeding unit of the heat exchanger of the embodiment comprises a frame body feeding device 11, an upper support frame 1 and/or a lower support frame 5, wherein the frame body feeding device is used for feeding materials with L-shaped process supports 2;
when the upper support frame 1 is assembled, the frame body feeding device 11 comprises a vertically arranged feeding falling guide frame 24; the upper support frame 1 is stacked in the hollow part of the feeding falling guide frame 24; a feeding falling positioning groove 25 is vertically arranged on the feeding falling guide frame 24 to correspond to four corners of the upper support frame 1 so as to realize horizontal positioning; a feeding-falling lateral opening 26 is transversely provided on the feeding-falling guide frame 24 to transversely expose the cross arm portion of the L-shaped process support 2;
a frame body driven by linear reciprocating is arranged below the feeding transverse push-pull frame 27, and a feeding ascending carrier plate 28 and a feeding descending carrier plate 29 which are staggered in height and transversely distributed front and back are arranged on the frame body;
a feeding inlet and outlet gap 32 with the height between one time and two times of the sum of the height of the upper support frame 1 and the thickness of the cross arm part of the L-shaped process support 2 is arranged between the feeding ascending carrier plate 28 and the feeding descending carrier plate 29, and only one upper support frame 1 can pass through; the end part of the feeding uplink carrier plate 28 close to the feeding downlink carrier plate 29 is elastically hinged with the upper end of a feeding swinging plate 30, and the lower end of the feeding swinging plate 30 is higher than the upper surface of the feeding downlink carrier plate 29;
the feeding guide plates 31 are respectively arranged at the longitudinal two ends of the feeding descending carrier plate 29 in a downward inclined way;
a feeding elastic base 33 is provided below the feeding drop guide 24, and a feeding guide process groove 34 for accommodating the lower end portion of the feeding guide plate 31 is provided in the feeding elastic base 33.
The feeding elastic base 33 is provided with a feeding sinking channel 35, and the feeding sinking channel 35 is provided with an input end of a feeding swinging conveyor belt group 36 in a swinging manner; a feeding belt gap 37 is longitudinally arranged on the feeding swing conveyor belt group 36, and a feeding rotating head 39 which is positioned at the feeding belt gap 37 and is exposed out of the upper surface of the feeding swing conveyor belt group 36 is arranged at the lower swing terminal point of the front end of the feeding swing conveyor belt group 36; a feeding side positioning inclined plane 38 used for being connected with the outer end part of the cross arm part of the L-shaped process support 2 is arranged on one side of the feeding swinging conveyor belt group 36; when the feeding swing conveyor belt group 36 is in a horizontal state, the upper surface of the feeding swing conveyor belt group 36 is higher than the upper end part of the feeding rotating head 39;
the linear velocity vector direction of the contact point of the feeding rotating head 39 and the upper support frame 1 faces to the feeding side positioning inclined plane 38. The processing unit of the heat exchanger of the embodiment comprises an air hole processing component 13; it comprises a punching base support 41 with a groove;
a punching movable rack 42 which reciprocates linearly in the longitudinal direction is arranged above the punching base support 41, a punching synchronous positioning top plate 43 is arranged on the punching movable rack 42, and punching positioning transverse protrusions 44 are distributed on the lower surface of the punching synchronous positioning top plate 43;
at least one punching sector gear shaft 45 which is transversely arranged, is driven to rotate and is meshed with the punching moving rack 42 corresponds to the punching moving rack 42; a punching sector portion 46 is provided on the tooth surface of the punching sector shaft 45;
a punching upper top arc 47 is arranged on the punching sector gear shaft 45, is positioned on one side of the punching sector surface part 46 and synchronously rotates in the same direction;
a punching positioning bracket 48 is arranged above the punching sector gear shaft 45, a punching reset spring rod 49 ascends and descends on the punching positioning bracket 48, and a punching contact lower arc surface 65 is arranged at the lower end of the punching reset spring rod 49; a punching upper top convex seat 50 is arranged at the upper end of the punching reset spring rod 49;
when the punching sector part 46 corresponds to the punching moving rack 42, the punching upper top arc 47 is used for pushing the punching contact lower arc 65 upwards, so that the punching upper top boss seat 50 is meshed with the punching positioning transverse boss 44 for positioning, and the punching upper top arc 47 is used for rotating and is in contact with the punching contact lower arc 65 with the curvature radius;
when the tooth part of the punching sector gear shaft 45 is meshed with the punching moving rack 42, the punching upper top arc 47 is separated from the punching contact lower arc 65; the punch return spring bar 49 disengages the punch upper boss 50 from the punch locating lateral boss 44;
the front end of the punching sector gear shaft 45 is transversely connected with a punching movable seat 51, and the lower end of the punching movable seat 51 is connected with a punching lifting base 52 through a punching lower punching damping spring 55; a lower punching elastic center 53 and a lower punching hollow drill 54 are coaxially arranged at the lower end of the lower punching lifting base 52;
a punching lifting rope 56 is connected to the punching lifting base 52, a punching lifting winch shaft 57 is provided on the punching moving base 51, and the punching lifting winch shaft 57 is connected to the punching lifting base 52 to be lifted by the punching lifting rope 56.
A punched hole first swing arm 58 and a punched hole second swing arm 59 which are L-shaped are rotatably provided on the punched hole moving base 51;
a punching lifting guide frame 60 with an up-down stroke limit is arranged above the punching moving seat 51, and a punching guide vertical groove 61 is arranged on the punching lifting guide frame 60;
the punching first swing arm 58 and the punching second swing arm 59 alternately enter from below and turn out of the punching guide vertical groove 61 from above to realize the lifting of the punching lifting guide frame 60;
a punching hammering head 62 is arranged at the lower end of the punching lifting guide frame 60 to hammer the punching moving seat 51; a punching lower pressure cylinder 63 is arranged above the punching lifting guide frame 60 to press the punching lifting guide frame 60; a lower punching lifting grinding head 64 is arranged on the punching base support 41 to grind the lower surface of the vent hole 3 of the upper support frame 1.
The assembling device of the heat exchanger for defrosting and draining of the heat pump air conditioner of the new energy automobile comprises a frame body transmission line part 12 and a matched transverse blanking L-shaped supporting hand 40, wherein transverse process channels 14 are distributed on the frame body transmission line part 12; the frame body transmission line part 12 is used for realizing the connection of each station, and the transverse blanking L-shaped supporting arm 40 realizes the transmission of the upper supporting frame 1 between the frame body transmission line part 12 and the corresponding station;
each station comprises the following:
a feeding station provided with a frame body feeding device 11 and used for conveying the upper support frame 1 to a frame body conveying line part 12;
the air hole processing station is provided with an air hole processing assembly 13 and is used for processing the air hole 3;
the tapping station is provided with a tapping unit 15 and is used for machining a threaded hole of the upper support frame 1;
the loop bar assembling station 16 is matched with a feeding channel with a through hole positioning loop bar 4, a mechanical arm and a press, the mechanical arm turns the upper support frame 1, and the press clamps the root of the through hole positioning loop bar 4 on the upper support frame 1; the lower component transmission station 17 is provided with a manipulator for assembling the preassembled lower support frame 5 onto the upper support frame 1 so that the positioning taper sleeve 6 is correspondingly inserted into the positioning sleeve rod 4 with the through hole;
the integral assembling station 18 is matched with a wire feeder so as to connect the bolt screw rod with a through hole positioning sleeve rod 4 on the lower support frame 5;
the integral wire feeding station 19 is matched with a wire feeder and a manipulator;
a process support station 20 is removed, and a cutting machine and a grinding head or a screw removing assembly are matched to remove the L-shaped process support 2;
an inspection station 21, which is provided with a camera to detect whether the installation is in place;
a marking station 22, equipped with a labeler or a laser engraving machine for marking;
an output station 23, equipped with an output robot, to output the heat exchanger to the whole car assembly plant, where the heat pump station 10 is installed.
The heat exchanger comprises a feeding unit and a processing unit.
In the method for loading a heat exchanger according to the present embodiment, in step S1, the upper support frame 1 with the L-shaped process supports 2 is loaded, and the following steps are performed by means of the frame loading device 11;
s1.1, firstly, mounting inverted L-shaped process supports 2 on two sides of an upper support frame 1; then, the L-shaped process supports 2 are stacked in the hollow portion of the feeding-drop guide 24;
s1.2, firstly, the frame body is driven to reciprocate linearly, so that the feeding ascending carrier plate 28 comes below the lower surface of the upper support frame 1 to receive the upper support frame 1 at the lowest falling layer; then, the feeding ascending carrier plate 28 moves forward away from the position right below the upper support frame 1, and meanwhile, under the blocking of the feeding descending guide frame 24, the feeding descending carrier plate 29 comes to the position right below the upper support frame 1, and the upper support frame 1 comes to the feeding descending carrier plate 29 along the feeding swinging plate 30 swinging downward; secondly, the feeding descending carrier plate 29 continues to move forward, so that the feeding swinging plate 30 swings and resets to open the feeding inlet and outlet gap 32;
s1.3, firstly, the frame body is driven in a linear reciprocating reverse mode, under the blocking of a feeding falling guide frame 24, an upper support frame 1 slides onto a feeding elastic base 33 along a feeding guide plate 31 walking in a feeding transverse push-pull frame 27 at the lower end through a feeding in-out gap 32, and meanwhile, a feeding ascending support plate 28 comes to and bears the lower surface of the upper support frame 1 at the next lower layer which is changed into the lowest layer;
s1.4, firstly, the rear part of the feeding swing conveyor belt group 36 swings upwards and supports the upper support frame 1 falling from the feeding falling guide frame 24; then, the feeding swing conveyor belt group 36 drives the upper support frame 1 to obliquely and downwardly convey along the feeding side positioning inclined plane 38 and abut against the rotating feeding rotating head 39; next, after the feeding swing conveyor belt group 36 is restored to the horizontal state, the upper support frame 1 is horizontally conveyed to the rack body conveying line part 12 of the next process by rotation. .
In the method for processing a heat exchanger of the present embodiment, in step S2, the vent hole 3 of the upper support frame 1 is processed, and the following steps are performed; s2.1, firstly, placing the upper support frame 1 on the punching base support 41 and positioning and fixing; then, the rotating speed of the punching sector gear shaft 45 is adjusted, the punching positioning transverse protrusion 44 is rotationally meshed with the punching positioning transverse protrusion 44 to move, and the longitudinal processing hole position is moved, during the process, the punching lifting winch shaft 57 lifts the punching lifting base 52 to ascend, meanwhile, the punching first swing arm 58 enters the punching guiding vertical groove 61, the punching lifting guide frame 60 is jacked up, and the punching lower pressure cylinder 63 ascends and retracts;
s2.2, firstly, when a set hole position is reached and the punching sector part 46 corresponds to the punching moving rack 42, the punching upper top arc 47 is in upper top punching contact with the lower arc 65 to go upwards, so that the punching upper top boss 50 is meshed with the punching positioning transverse boss 44 for positioning; then, when the punching upper ejection arc 47 rotates and contacts with the punching contact lower arc 65 with the curvature radius, the punching lifting winch shaft 57 loosens the punching lifting rope 56, so that the connecting punching lifting base 52 descends, and the punching lower elastic ejection tip 53 positions the upper support frame No. 1; secondly, the punching first swing arm 58 continuously rotates to swing upwards to be separated from the punching guide vertical groove 61, and the punching second swing arm 59 is used for realizing continuity in a circulating mode, so that the punching lifting guide frame 60 descends repeatedly, the punching hammer head 62 hammers the punching moving seat 51 repeatedly, and the lower punching hollow drill 54 punches a hole; thirdly, the lower punching press cylinder 63 presses down the lower punching lifting guide frame 60, and the lower punching hollow drill 54 punches;
s2.3, firstly, the punching sector gear shaft 45 rotates to be meshed with the punching movable rack 42, meanwhile, the punching upper top arc 47 is separated from the punching contact lower arc 65, the punching reset spring rod 49 enables the punching upper top boss 50 to be separated from the punching positioning transverse boss 44, and the punching movable seat 51 comes to the next station;
s2.4, after the punching is finished, the lower punching lifting grinding head 64 grinds the lower surface of the vent hole 3 of the upper support frame 1;
and S2.5, conveying the upper support frame 1 after punching to a transfer part.
The heat exchanger assembling method for defrosting and draining of the heat pump air conditioner of the new energy automobile is used for assembling a heat exchanger, and the transmission of an upper support frame 1 between a frame body transmission line part 12 and a corresponding station is realized by means of the frame body transmission line part 12 to realize the connection of each station and the matched transverse blanking L-shaped supporting arm 40; the following steps are carried out in the following manner,
s1, in the feeding station, the frame body feeding device 11 conveys the upper support frame 1 to the frame body conveying line part 12;
s2, processing the vent holes 3 by the vent hole processing assembly 13 at the vent hole processing station;
s3, at the tapping station, the tapping unit 15 processes the screw hole of the upper support frame 1;
s4, conveying the positioning loop bar 4 with the through hole by a feeding channel at a loop bar assembling station 16, turning the upper support frame 1 by a manipulator, and clamping the root part of the positioning loop bar 4 with the through hole on the upper support frame 1 by a press;
s5, at the lower assembly transmission station 17, the mechanical arm assembles the lower support frame 5 which is preassembled on the upper support frame 1, so that the positioning taper sleeve 6 is correspondingly inserted with the positioning sleeve rod 4 with the through hole;
s6, at the integral assembling station 18, the wire feeder connects the bolt screw rod with the through hole positioning loop bar 4 on the lower support frame 5;
s7, mounting accessories on the integral wire station 19 through a wire feeder and a manipulator;
s8, removing the L-shaped process support 2 at the process support removing station 20;
s9, detecting whether the installation is in place or not at the inspection station 21;
s10, marking is carried out at the marking station 22;
s11, at the output station 23, the output robot outputs the heat exchanger to the entire vehicle assembly plant, and the heat pump station 10 is installed.
According to the invention, the support is realized through the upper support frame 1, the L-shaped process support 2 is convenient to carry, process, store and feed, the vent hole 3 is preferably provided with a round hole for convenient processing, the positioning sleeve rod 4 with the through hole is positioned with the positioning taper sleeve 6 and fastened through a bolt, the lower support frame 5 is supported, the bottom support seat 7 with the through hole is supported by a spring, the U-shaped clamp seat 8 is clamped with the heat exchange tube 9, and the heat pump station 10 is used for pumping heat. When processing, support body loading attachment 11 has realized the material loading one by one from the bottom, support body transmission line portion 12 realizes the process and links up, can be general transfer mechanism such as conveyer belt, gas pocket processing subassembly 13 realizes making the pinhole to the apex, the alignment, then, realize the reaming blanking through the hollow drill bushing, horizontal technology passageway 14 technology is good, convenient transfer, tapping unit 15 is the general part, loop bar equipment station 16, lower part subassembly transmission station 17, whole equipment station 18, whole silk station 19 of going, go technology support station 20, inspection station 21, beat mark station 22, output station 23 accomplishes corresponding process and realizes the installation component.
The feeding falling guide frame 24 realizes guiding, the feeding falling positioning groove 25 realizes positioning to ensure that the support frame falls vertically, the lateral opening 26 of the feeding falling is reasonable in process and convenient to position, the feeding transverse push-pull frame 27 realizes back and forth driving, the feeding ascending support plate 28 and the feeding descending support plate 29 realize alternate bearing to lift a workpiece, the feeding swinging plate 30 swings down to realize slow and stable falling of the workpiece, the feeding guide plate 31 realizes falling of the workpiece, the feeding in-out gap 32 facilitates transverse movement of the support frame and is also suitable for the lower support frame, the feeding elastic base 33 realizes positioning and shock absorption, the feeding guide process groove 34, the feeding sinking channel 35 realizes guiding, the feeding swinging conveyor belt group 36 realizes conveying and positioning, the feeding belt gap 37 is reasonable in process, the feeding side positioning inclined plane 38 realizes lateral positioning, the feeding rotating head 39 realizes front positioning and side positioning, and lower swing positioning, the upper swing realizes leaving the rotating head, the transverse feeding and discharging L support 40 realizes station conversion, the punching base support 41 is used for supporting, the invention is skillfully characterized in that a punching moving rack 42 is used for punching, a synchronous positioning top plate 43 of the punching, a positioning transverse bulge 44 of the punching, a sector gear shaft 45 of the punching, a sector part 46 of the punching, an upper top arc 47 of the punching, a positioning support 48 of the punching, a reset spring rod 49 of the punching, an upper top bulge seat 50 of the punching, a contact lower arc 65 of the punching, the continuous work of the motor is realized, the ingenious design of intermittent waiting is realized, thereby meeting the matrix type punching requirement, the punching moving seat 51 is movable, the lifting base 52 of the punching is used as a balance weight, a lifting rope 56 of the punching is used for lifting and pulling a winch 57 of one-level shaft to hammer, the downward punching positioning of the lower punching elastic center 53 is realized by utilizing the gravity of, punching a hole lift leading truck 60, the vertical groove 61 of direction that punches a hole, punching hammer head 62, the second grade hammering, press the tertiary push down of jar 63 through punching a hole down, of course, the second grade hammering can the combined use with tertiary push down, especially to macroporous combination hollow drill, beat the center of boring earlier, realize punching a hole down through the spring and punch the withdrawal of elastic centre 53 when punching a hole, then pass through, the second grade is strikeed and is realized the following spot facing work of direct 5mm, tertiary push down the secondary that realizes punching a hole after diameter 5mm and punch a hole below diameter 15mm, thereby make things convenient for the air current to pass through. The punch lower lifting grinding head 64 realizes the grinding of the burrs after punching. The invention provides a set of brand-new heat exchanger and a matched assembly manufacturing process and device.
Claims (10)
1. The utility model provides a heat exchanger that is used for new energy automobile heat pump air conditioner to defrost drainage which characterized in that: comprises an upper support frame (1) made of metal;
the lower ends of the vertical arms of the L-shaped process support (2) existing in the process of machining and/or assembling are respectively arranged at the two sides of the upper support frame (1), and a cross arm of the L-shaped process support (2) extends outwards relative to the upper support frame (1); vent holes (3) are distributed on the upper support frame (1) through;
a positioning sleeve rod (4) with a through hole is arranged on the lower surface of the upper support frame (1), and a lower support frame (5) made of metal is arranged below the upper support frame (1);
a positioning taper sleeve (6) is distributed on the upper surface of the lower support frame (5), and a bottom support seat (7) with a through hole is distributed on the lower surface of the lower support frame (5);
a U-shaped clamping seat (8) is distributed on the lower support frame (5), and a heat exchange tube (9) is clamped on the U-shaped clamping seat (8);
the heat exchanger tubes (9) are used for connecting a heat pump station (10).
2. A heat exchanger's feed unit, characterized in that: comprises a frame body feeding device (11) which is used for feeding an upper support frame (1) and/or a lower support frame (5) with L-shaped process supports (2);
when the upper support frame (1) is assembled, the frame body feeding device (11) comprises a vertically arranged feeding falling guide frame (24); the upper support frame (1) is stacked in the hollow part of the feeding falling guide frame (24); a feeding falling positioning groove (25) is vertically arranged on the feeding falling guide frame (24) to correspond to four corners of the upper support frame (1) to realize horizontal positioning;
a feeding falling lateral opening (26) is transversely arranged on the feeding falling guide frame (24) so as to transversely expose a cross arm part of the L-shaped process support (2);
a frame body driven by linear reciprocating is arranged below the feeding transverse push-pull frame (27), and a feeding ascending carrier plate (28) and a feeding descending carrier plate (29) which are staggered in height and transversely distributed front and back are arranged on the frame body;
a feeding inlet and outlet gap (32) with the height between one time and two times of the sum of the height of the upper support frame (1) and the thickness of the cross arm part of the L-shaped process support (2) is arranged between the feeding ascending support plate (28) and the feeding descending support plate (29), and only one upper support frame (1) can pass through; the upper end of a feeding swinging plate (30) is elastically hinged to the end part of the feeding ascending carrier plate (28) close to the feeding descending carrier plate (29), and the lower end of the feeding swinging plate (30) is higher than the upper surface of the feeding descending carrier plate (29);
the two longitudinal ends of the feeding descending carrier plate (29) are respectively provided with a feeding guide plate (31) in a downward inclining way;
a feeding elastic base (33) is arranged below the feeding falling guide frame (24), and a feeding guide process groove (34) for accommodating the lower end part of the feeding guide plate (31) is formed in the feeding elastic base (33).
3. The heat exchanger loading unit of claim 2, wherein: a feeding sinking channel (35) is arranged on the feeding elastic base (33), and the feeding sinking channel (35) is provided with an input end of a feeding swinging conveyor belt group (36) in a swinging manner; a feeding belt gap (37) is longitudinally arranged on the feeding swing conveyor belt group (36), and a feeding rotating head (39) which is positioned at the feeding belt gap (37) and exposed out of the upper surface of the feeding swing conveyor belt group (36) is arranged at the lower swing terminal point of the front end of the feeding swing conveyor belt group (36); a feeding side positioning inclined plane (38) used for being connected with the outer end part of the cross arm part of the L-shaped process support (2) is arranged on one side of the feeding swinging conveyor belt group (36); when the feeding swing conveyor belt group (36) is in a horizontal state, the upper surface of the feeding swing conveyor belt group (36) is higher than the upper end part of the feeding rotating head (39);
the linear velocity vector direction of the contact point of the feeding rotating head (39) and the upper support frame (1) faces to the feeding side positioning inclined plane (38).
4. A processing unit for a heat exchanger, characterized by: comprises a gas hole processing component (13); the punching device comprises a punching base support (41) with a groove;
a punching movable rack (42) which does longitudinal linear reciprocating motion is arranged above the punching base support (41), a punching synchronous positioning top plate (43) is arranged on the punching movable rack (42), and punching positioning transverse bulges (44) are distributed on the lower surface of the punching synchronous positioning top plate (43);
at least one punching sector gear shaft (45) which is transversely arranged, is driven to rotate and is meshed with the punching movable rack (42) is correspondingly arranged on the punching movable rack (42); a punching sector part (46) is arranged on the tooth surface of the punching sector gear shaft (45);
a punching upper top arc (47) is arranged on the punching sector gear shaft (45), is positioned on one side of the punching sector surface part (46) and synchronously rotates in the same direction;
a punching positioning bracket (48) is arranged above the punching sector gear shaft (45), a punching reset spring rod (49) is lifted and descended on the punching positioning bracket (48), and a punching contact lower arc surface (65) is arranged at the lower end of the punching reset spring rod (49); a punching upper top convex seat (50) is arranged at the upper end of the punching reset spring rod (49);
when the punching sector part (46) corresponds to the punching moving rack (42), the punching upper top arc (47) pushes the punching contact lower arc surface (65) upwards, so that the punching upper top boss seat (50) is meshed with the punching positioning transverse boss (44) for positioning, and the punching upper top arc (47) is used for rotating and is in contact with the punching contact lower arc surface (65) with the curvature radius;
when the tooth part of the punching sector gear shaft (45) is meshed with the punching moving rack (42), the punching upper top arc (47) is separated from the punching contact lower arc surface (65); the punching reset spring rod (49) enables the punching upper top lug seat (50) to be separated from the punching positioning transverse lug (44);
the front end of the punching sector gear shaft (45) is transversely connected with a punching moving seat (51), and the lower end of the punching moving seat (51) is connected with a punching lifting base (52) through a punching lower punching damping spring (55); a punching lower punching elastic center (53) and a punching lower punching hollow drill (54) are coaxially arranged at the lower end of the punching lifting base (52);
a punching lifting rope (56) is connected to the punching lifting base (52), a punching lifting winch shaft (57) is arranged on the punching moving base (51), and the punching lifting winch shaft (57) is connected with the punching lifting base (52) through the punching lifting rope (56) to lift.
5. The heat exchanger processing unit of claim 4, wherein: a first punching swing arm (58) and a second punching swing arm (59) which are L-shaped are rotatably arranged on the punching moving seat (51);
a punching lifting guide frame (60) with an up-down stroke limit is arranged above the punching moving seat (51), and a punching guide vertical groove (61) is arranged on the punching lifting guide frame (60);
the punching first swing arm (58) and the punching second swing arm (59) alternately enter from the lower part and rotate out of the punching guide vertical groove (61) from the upper part so as to realize the lifting of the punching lifting guide frame (60);
a punching hammering head (62) is arranged at the lower end of the punching lifting guide frame (60) to hammer the punching moving seat (51);
a punching lower pressure cylinder (63) is arranged above the punching lifting guide frame (60) and used for pressing the punching lifting guide frame (60);
a lower punching lifting grinding head (64) is arranged on the punching base support (41) to grind the lower surface of the vent hole (3) of the upper support frame (1).
6. The utility model provides an assembly quality that is used for heat exchanger of new energy automobile heat pump air conditioner defrosting drainage which characterized in that: comprises a frame body transmission line part (12) and a supporting transverse loading and unloading L support handle (40), wherein a transverse process channel (14) is distributed on the frame body transmission line part (12); the frame body transmission line part (12) is used for realizing the connection of each station, and the transverse blanking L-shaped supporting arm (40) is used for realizing the transmission of the upper supporting frame (1) between the frame body transmission line part (12) and the corresponding station;
each station comprises the following:
a feeding station provided with a frame body feeding device (11) and used for conveying the upper support frame (1) to a frame body conveying line part (12);
the air hole machining station is provided with an air hole machining assembly (13) for machining the air hole (3);
the tapping station is provided with a tapping unit (15) and is used for machining a threaded hole of the upper support frame (1);
the sleeve rod assembling station (16) is matched with a feeding channel with a through hole positioning sleeve rod (4), a mechanical arm and a press, the mechanical arm turns the upper support frame (1) by one, and the press clamps the root of the through hole positioning sleeve rod (4) on the upper support frame (1);
the lower component transmission station (17) is provided with a manipulator for assembling the preassembled lower support frame (5) onto the upper support frame (1) so that the positioning taper sleeve (6) is correspondingly inserted into the positioning sleeve rod (4) with the through hole;
the integral assembling station (18) is matched with a wire feeder so as to connect the bolt screw rod with the through hole positioning sleeve rod (4) on the lower support frame (5);
the integral wire feeding station (19) is matched with a wire feeder and a manipulator;
a process support removing station (20) which is matched with a cutting machine and a grinding head or a screw detaching assembly so as to remove the L-shaped process support (2);
the inspection station (21) is matched with a camera to detect whether the installation is in place;
a marking station (22) which is matched with a labeling machine or a laser engraving machine for marking;
and the output station (23) is matched with an output mechanical arm so as to output the heat exchanger to a whole vehicle assembly workshop and install the heat pump station (10).
7. The assembling device of the heat exchanger for defrosting and draining of the heat pump of the new energy automobile according to claim 6, is characterized in that: comprising the heat exchanger of claim 1, the loading unit of claim 2, the processing unit of claim 4.
8. A feeding method of a heat exchanger is characterized in that: step S1, feeding the upper support frame (1) with the L-shaped process support (2), and performing the following steps by means of the frame body feeding device (11);
s1.1, firstly, mounting inverted L-shaped process supports (2) on two sides of an upper support frame (1); then, laminating the L-shaped process support (2) in the hollow part of the feeding falling guide frame (24);
s1.2, firstly, the frame body is driven to reciprocate linearly, so that a feeding ascending carrier plate (28) comes to the lower part of the lower surface of the upper support frame (1) to receive the upper support frame (1) at the lowest falling layer; then, the feeding ascending carrier plate (28) moves forwards to leave the position right below the upper support frame (1), meanwhile, the feeding descending carrier plate (29) comes to the position right below the upper support frame (1) under the blocking of the feeding descending guide frame (24), and the upper support frame (1) comes to the feeding descending carrier plate (29) along the feeding swinging plate (30) swinging downwards; secondly, the feeding descending carrier plate (29) continues to move forward, so that the feeding swinging plate (30) swings and resets to open a feeding inlet and outlet gap (32);
s1.3, firstly, the frame body is driven in a linear reciprocating reverse mode, under the blocking of a feeding falling guide frame (24), an upper support frame (1) slides onto a feeding elastic base (33) along a feeding guide plate (31) walking in a feeding transverse push-pull frame (27) at the lower end through a feeding in-out gap (32), and meanwhile, a feeding ascending support plate (28) comes to and bears the lower surface of the upper support frame (1) at the next lower layer which is changed into the lowest layer;
s1.4, firstly, the rear part of the feeding swing conveyor belt group (36) swings upwards and supports an upper support frame (1) falling from a feeding falling guide frame (24); then, the feeding swing conveyor belt group (36) drives the upper support frame (1) to obliquely and downwards convey along a feeding side positioning inclined plane (38) and abut against a rotating feeding rotating head (39); and secondly, after the feeding swinging conveyor belt group (36) is restored to be in a horizontal state, the upper support frame (1) is horizontally conveyed to the frame body conveying line part (12) in the next process by rotation.
9. A method for processing a heat exchanger is characterized in that: the step S2 is to process the vent hole (3) of the upper support frame (1), and the following steps are executed;
s2.1, firstly, placing the upper support frame (1) on a punching base support (41) and positioning and fixing; then, the rotating speed of the punching fan-shaped gear shaft (45) is adjusted, the punching positioning transverse protrusion (44) is rotationally meshed to move, the longitudinal processing hole position is moved, in the period, the punching lifting winch shaft (57) lifts the punching lifting base (52) to ascend, meanwhile, the punching first swing arm (58) enters the punching guiding vertical groove (61), the punching lifting guide frame (60) is jacked up, and the punching lower pressure cylinder (63) ascends and retracts;
s2.2, firstly, when a set hole position is reached, the punching sector part (46) corresponds to the punching moving rack (42), the punching upper top arc (47) of the punching hole is in upper top punching contact with the lower arc (65) to move upwards, and the punching upper top boss (50) is meshed with the punching positioning transverse boss (44) for positioning; then, when the punching upper ejection arc (47) rotates and contacts with the punching contact lower arc surface (65) with the curvature radius, the punching lifting winch shaft (57) loosens the punching lifting rope (56), so that the connecting punching lifting base (52) descends, and the punching lower ejection elastic ejection center (53) positions the number hole of the upper support frame (1); secondly, the punching first swing arm (58) continuously rotates to swing upwards to be separated from the punching guide vertical groove (61), and the punching second swing arm (59) is circulated to realize continuity, so that the punching lifting guide frame (60) repeatedly descends, the punching hammer head (62) repeatedly hammers the punching moving seat (51), and the lower punching hollow drill (54) punches; thirdly, a punching lower pressure cylinder (63) presses down the punching lifting guide frame (60), and the punching lower punching hollow drill (54) punches;
s2.3, firstly, the punching sector gear shaft (45) rotates to be meshed with the punching movable rack (42), meanwhile, the punching upper top arc (47) is separated from the punching contact lower arc (65), the punching reset spring rod (49) enables the punching upper top boss (50) to be separated from the punching positioning transverse boss (44), and the punching movable seat (51) comes to the next station;
s2.4, after the punching is finished, the lower punching lifting grinding head (64) grinds the lower surface of the vent hole (3) of the upper support frame (1);
and S2.5, conveying the upper support frame (1) after punching to a transfer part.
10. A heat exchanger assembling method for defrosting and draining of a heat pump air conditioner of a new energy automobile is characterized by comprising the following steps of: the heat exchanger of claim 1, wherein the transfer of the upper support frame (1) between the frame transfer line (12) and the corresponding station is realized by means of the frame transfer line (12) to realize the connection of each station and the matched transverse loading and unloading L support arm (40); the following steps are carried out in the following manner,
s1, in a feeding station, the frame body feeding device (11) conveys the upper support frame (1) to the frame body transmission line part (12);
s2, processing the vent hole (3) by the vent hole processing assembly (13) at a vent hole processing station;
s3, at a tapping station, a tapping unit (15) processes a threaded hole of the upper support frame (1);
s4, conveying the positioning sleeve rod (4) with the through hole through a feeding channel at a sleeve rod assembling station (16), turning the upper support frame (1) by a mechanical arm, and clamping the root part of the positioning sleeve rod (4) with the through hole on the upper support frame (1) by a press;
s5, at a lower assembly transmission station (17), the manipulator assembles the lower support frame (5) which is preassembled onto the upper support frame (1) so that the positioning taper sleeve (6) is correspondingly inserted into the positioning sleeve rod (4) with the through hole;
s6, connecting the bolt screw rod with the through hole positioning sleeve rod (4) on the lower support frame (5) by the wire feeder at the integral assembly station (18);
s7, mounting accessories on the integral wire station (19) through a wire feeder and a manipulator;
s8, removing the L-shaped process support (2) at the process support removing station (20);
s9, detecting whether the installation is in place or not at the inspection station (21);
s10, marking is carried out at the marking station (22);
s11, at the output station (23), the output manipulator outputs the heat exchanger to the whole vehicle assembly workshop and installs the heat pump station (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110119778.4A CN112846682B (en) | 2021-01-28 | 2021-01-28 | Assembling device and method for heat pump air conditioner defrosting and draining heat exchanger of new energy automobile |
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| CN202110119778.4A CN112846682B (en) | 2021-01-28 | 2021-01-28 | Assembling device and method for heat pump air conditioner defrosting and draining heat exchanger of new energy automobile |
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| CN112846682B CN112846682B (en) | 2022-05-31 |
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| CN207280012U (en) * | 2017-10-16 | 2018-04-27 | 石家庄长通电器有限公司 | A kind of air source heat pump with defrost pipe |
| CN109838300A (en) * | 2017-11-24 | 2019-06-04 | 江苏天诚车饰科技有限公司 | A kind of back splice plate for automobile radiators assembly |
| CN109870048A (en) * | 2017-12-02 | 2019-06-11 | 陕西冠霖电子科技有限公司 | A kind of hot changing device of alternative plate heat exchanger |
| CN207922630U (en) * | 2018-03-06 | 2018-09-28 | 马鞍山仪达空调有限公司 | A kind of heat exchanger conducive to new-energy automobile heat pump air conditioner defrost draining |
| CN210602348U (en) * | 2019-09-04 | 2020-05-22 | 浙江富源制冷设备股份有限公司 | Novel high-efficient condenser |
| CN111301103A (en) * | 2020-03-11 | 2020-06-19 | 吉林化工学院 | Heat exchanger beneficial to defrosting and draining of heat pump air conditioner of new energy automobile |
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| CN112846682B (en) | 2022-05-31 |
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