CN210756278U

CN210756278U - Automatic assembling equipment for heat exchanger

Info

Publication number: CN210756278U
Application number: CN201921586662.6U
Authority: CN
Inventors: 蒋庆; 叶晓彪; 徐志鹏
Original assignee: HANGZHOU ZHONGJIU AUTOMATIC CONTROL SYSTEM CO Ltd
Current assignee: HANGZHOU ZHONGJIU AUTOMATIC CONTROL SYSTEM CO Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-06-16
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses an automatic assembling device for a heat exchanger, which comprises a workbench, the heat exchanger, an iron wire tightening device, a press-mounting plate and a traveling frame, wherein the iron wire tightening device comprises a feed inlet and a discharge outlet, the discharge outlet is provided with a first mechanical claw, and the press-mounting plate is positioned on one side of the iron wire tightening device, which is provided with the first mechanical claw; the iron wire guide device is arranged on the travelling frame and comprises a lifting piece, a second mechanical claw and a second steering piece, and the material grabbing directions of the first mechanical claw on the iron wire tightening device respectively point to one iron wire guide device; a groove, a through hole communicated with one end of the groove and a fixing piece are arranged on one surface, facing the truss, of the press mounting plate, and the through hole is located at one end, far away from the iron wire tightening device, of the groove; the utility model discloses replaced original manual work to carry out the iron wire and binded, except the material loading of iron wire and fin, parent tube, the iron wire binded, screwed up, press from both sides absolutely, and the fin is accomplished by machinery with operations such as arranging and putting in order of parent tube, product quality is high.

Description

Automatic assembling equipment for heat exchanger

Technical Field

The utility model belongs to the technical field of automatic assembly equipment technique and specifically relates to an automatic assembly equipment of heat exchanger is related to.

Background

The finned tube heat exchanger is one of the earliest and most successful discoveries in improving the tube heat exchange process. Until now, the method is the most widely applied method among all the methods for strengthening heat transfer of various tubular heat exchange surfaces, and the method is not only suitable for the single-fin tubular heat exchanger to be widely applied in power, chemical engineering, petrochemical engineering, air conditioning engineering and refrigeration engineering. The fin tube type heat exchanger has fin as basic heat transfer element and base tube, and the fin and the base tube are set separately and adjacent to each other.

During the manufacturing, tie the fin and the parent tube of adjacent setting tightly through the manual work with the iron wire usually, carry out welded fastening again, in the actual production, often can cause the damage to fin and parent tube during manual operation, simultaneously because the special material of iron wire, the operation is improper to be made the iron wire deformation, influences heat exchanger outward appearance and result of use, and manual operation is inefficient, and product quality is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic equipment of heat exchanger that efficient, product quality is high is binded to the iron wire.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an automatic assembling device for a heat exchanger is used for winding the heat exchanger through an iron wire, and comprises a workbench, a displacement driving device and an iron wire screwing device, wherein the workbench is used for fixing the heat exchanger to be processed;

the displacement driving device comprises a sliding driving mechanism and an iron wire guiding mechanism arranged on the sliding driving mechanism, the sliding driving mechanism comprises a travelling frame and a sliding driving piece, and the travelling frame is driven by the sliding driving piece to slide along a sliding direction on the workbench; the iron wire guide mechanism comprises a guide driving component and a first mechanical claw, the first mechanical claw is used for clamping or releasing an iron wire, the guide driving component is used for driving the first mechanical claw to lift and adjust the orientation of the first mechanical claw, so that the displacement driving device can drive the free end of the iron wire to move around the heat exchanger, before a heat exchanger needing to be assembled is placed on a workbench, a traveling frame is driven by a sliding driving piece to slide to an iron wire tightening device, a first mechanical claw is adjusted to a proper height by a guide driving assembly, the first mechanical claw grasps the iron wire, the sliding driving piece drives the iron wire to be laid on the workbench, a user places the heat exchanger above the iron wire, the guide driving assembly controls the first mechanical claw to adjust the iron wire direction, the iron wire direction points back to the iron wire tightening device, and the sliding driving piece drives the iron wire to return to the iron wire tightening device to perform iron wire tightening work;

the iron wire tightening device comprises a feeding mechanism, a tightening mechanism and a breaking mechanism, wherein the feeding mechanism is formed to be provided with a feeding hole and a discharging hole, the feeding mechanism is used for feeding the iron wire at the feeding hole to the discharging hole, the iron wire fed to the discharging hole is clamped by a first mechanical claw to participate in assembly work, the tightening mechanism comprises a tightening driving component and a second mechanical claw driven to rotate by the tightening driving component, the first mechanical claw is used for clamping or loosening the iron wire, a clamping space is formed in the second mechanical claw, the discharging hole faces the clamping space so that one part of the iron wire leaving the discharging hole is always located in the clamping space, the second mechanical claw is used for grasping the two iron wires which are conveyed back by the first mechanical claw in a sliding mode and are discharged from the discharging hole, and the second mechanical claw is driven to rotate to the iron wire to tighten fins and the base pipe by the tightening driving component, completing the assembly of the heat exchanger; divide disconnected mechanism face to the centre gripping space sets up, divide disconnected mechanism to be provided with and cut off the driving piece and cut off the executive component, it is used for driving to cut off the driving piece and cut off the executive component iron wire in the centre gripping space, when the second gripper slides to the truss and transports two strands of iron wires that go out with the discharge gate back and press from both sides tightly, cut off the driving piece drive and cut off the iron wire that executive component effect discharge gate goes out, carry out the clamp to it and break.

Preferably, iron wire guiding mechanism be equipped with a plurality ofly, iron wire screw up device quantity with iron wire guiding mechanism is the same and the one-to-one sets up multiunit iron wire guiding mechanism and iron wire screw up the device, enables many iron wires and assembles simultaneously and bind work efficiency height.

As preferred, be equipped with on the workstation with the recess of iron wire adaptation and with the recess is towards the through-hole of iron wire guiding mechanism's lateral wall intercommunication, the recess is located first gripper's motion route below so that first gripper gets into the through-hole and drives the iron wire and get into the recess, and the recess is used for pre-buried iron wire, and the first gripper of direction drive assembly drive gets into the through-hole, with the pre-buried recess that advances of iron wire in, avoids iron wire and the heat exchanger direct contact of tiling on the workstation, causes the damage to the heat exchanger.

Preferably, a clamp used for fixing an iron wire is arranged in a through hole of the press-mounting plate, a pressing device is arranged on one face of the truss facing the workbench and comprises a pressing plane and a pressing driving piece for driving the pressing plane to move, so that the base pipe and the fin of the heat exchanger are adjusted by the pressing plane and a supporting face is formed on the surface of the heat exchanger, the first mechanical claw is controlled by the guide driving assembly to drive the iron wire to enter the through hole, the clamp clamps the iron wire to fix the iron wire, the first mechanical claw loosens the iron wire and is driven to ascend by the guide driving assembly, a user places the heat exchanger on the workbench, the truss slides to the upper side of the heat exchanger, the pressing device presses the heat exchanger, and the supporting face is formed to arrange the fin and the base pipe on.

Preferably, the workbench is provided with a fixed pipe used for fixing the heat exchanger, the length direction of the fixed pipe is perpendicular to the fins of the heat exchanger, the fixed pipe is provided with clamping grooves used for one-to-one matching of the fins, a user selects the fixed pipe with the same specification according to the specification of the heat exchanger to be assembled, the fixed pipe clamps the base pipe through the clamping grooves and the clamping of the fins, and the loose phenomenon of the heat exchanger during assembly is avoided, so that the processing quality and the processing efficiency are not affected.

Preferably, the first steering piece and the second steering piece are both motors, the lifting piece is a cylinder, the first mechanical claw and the second mechanical claw are both air clamps, and machines replace manual work, so that the production and processing quality and efficiency are improved, and the working precision of the first mechanical claw and the second mechanical claw is ensured.

Preferably, the pressing device is an air hammer, and the air hammer descends through a hammer head to finish the fins and the base pipe on the heat exchanger, so that the planes of the fins and the base pipe are flat and orderly sequenced.

Preferably, be equipped with first slide rail on the bank, it is a plurality of iron wire guiding mechanism all slides and connects on first slide rail so that iron wire guiding mechanism slides on first slide rail in order to adjust the interval between each iron wire guiding mechanism, and is a plurality of equal sliding of iron wire tightening device is connected with the second slide rail so that iron wire tightening mechanism slides on the second slide rail in order to adjust the interval between each iron wire tightening device, adjusts according to iron wire tightening device and iron wire guiding device's interval, and this equipment is applicable to the equipment of the heat exchanger of multiple specification size, also is convenient for consolidate the many circles iron wire to same heat exchanger.

Preferably, the direction drive assembly includes lift portion, the portion that turns to, turn to the output fixed connection of portion and lift portion so that the lift portion drive turns to the portion lift, first gripper with turn to the output fixed connection of portion so that turn to the first gripper orientation of portion adjustment, the portion that turns to that the lift drive is equipped with first gripper goes up and down to the winding height of adjustment iron wire on the heat exchanger, turn to the first gripper of portion drive and turn to, accomplish the winding with the adjustment iron wire commutates.

Preferably, the lifting part is an air cylinder, the steering part is a motor, and the machine replaces manual work, so that the working efficiency is high.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the assembly efficiency is high, the utility model replaces the original manual iron wire binding, the sliding driving component is utilized to drive the travelling frame to slide and drive the first mechanical claw for clamping the iron wire, the iron wire is bound on the heat exchanger, the second mechanical claw is matched to screw the iron wire, and the assembly work of the heat exchanger is realized efficiently;

2. the product quality is high, the utility model is provided with the groove for embedding the iron wire, thereby avoiding the iron wire from damaging the fin or the base tube of the heat exchanger;

3. the equipment mechanization degree is high, except the material loading of iron wire and fin, parent tube, the iron wire bind, screw up, the pinches off, the fin is all accomplished with machinery with operations such as arranging and finishing of parent tube.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic structural view of the middle row frame of the present invention;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is a schematic structural view of the middle iron wire tightening device of the present invention.

The reference numerals are explained below: 1. a work table; 2. a displacement drive device; 21. a slip drive mechanism; 211. a traveling frame; 212. a sliding drive member; 22. an iron wire guide mechanism; 221. a guide drive assembly; 2211. a lifting part; 2212. a steering section; 222. a first gripper; 3. an iron wire tightening device; 31. a feeding mechanism; 311. a feed inlet; 312. a discharge port; 32. a tightening mechanism; 321. screwing the driving component; 322. a second gripper; 33. A breaking mechanism; 331. cutting off the driving member; 332. cutting off the executive component; 4. a groove; 5. a through hole; 6. a fixed tube; 7. a first slide rail; 8. a second slide rail.

Detailed Description

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

Example (b):

as shown in fig. 1-5, an automatic assembling device for a heat exchanger, which is used for winding the heat exchanger by iron wires, comprises a workbench 1, a displacement driving device 2 and an iron wire tightening device 3, wherein the workbench 1 is used for fixing the heat exchanger to be processed;

the displacement driving device 2 comprises a sliding driving mechanism 21 and an iron wire guiding mechanism 22 arranged on the sliding driving mechanism 21, the sliding driving mechanism 21 comprises a traveling frame 211 and a sliding driving piece 212, and the traveling frame 211 is driven by the sliding driving piece 212 to slide along a sliding direction on the workbench 1; the wire guiding mechanism 22 includes a guiding driving assembly 221 and a first gripper 222, the first gripper 222 is used for clamping or releasing a wire, the guiding driving assembly 221 is used for driving the first gripper 222 to ascend and descend and adjusting the orientation of the first gripper 222, so that the displacement driving device 2 can drive the free end of the wire to move around the heat exchanger, the guiding driving assembly 221 includes a lifting portion 2211 and a turning portion 2212, the turning portion 2212 is fixedly connected with the output end of the lifting portion 2211, so that the lifting portion 2211 drives the turning portion 2212 to ascend and descend, and the first gripper 222 is fixedly connected with the output end of the turning portion 2212, so that the turning portion 2212 adjusts the orientation of the first gripper 222; the lifting part 2211 is an air cylinder, and the steering part 2212 is a motor;

the iron wire tightening device 3 comprises a feeding mechanism 31, a tightening mechanism 32 and a breaking mechanism 33, wherein the feeding mechanism 31 is provided with a feeding hole 311 and a discharging hole 312, the feeding mechanism 31 is used for feeding the iron wire of the feeding hole 311 to the discharging hole 312, the tightening mechanism 32 comprises a tightening driving component 321 and a second mechanical claw 322 driven by the tightening driving component 321 to rotate, the second mechanical claw 322 is used for clamping or loosening the iron wire, a clamping space is formed in the second mechanical claw 322, and the discharging hole 312 faces the clamping space so that a part of the iron wire leaving the discharging hole 312 is always positioned in the clamping space; the breaking mechanism 33 is provided facing the holding space, and the breaking mechanism 33 is provided with a cutting drive 331 and a cutting actuator 332, and the cutting drive 331 is used for driving the cutting actuator 332 to cut the iron wire in the holding space.

A plurality of iron wire guide mechanisms 22 are arranged, and the number of the iron wire tightening devices 3 is the same as that of the iron wire guide mechanisms 22 and corresponds to one another; the workbench 1 is provided with a groove 4 matched with the iron wire and a through hole 5 communicated with the groove 4 and facing the side wall of the iron wire guide mechanism 22, and the groove 4 is positioned below the motion path of the first mechanical claw 222 so that the first mechanical claw 222 enters the through hole 5 to drive the iron wire to enter the groove 4; a clamp for fixing an iron wire is arranged in a through hole 5 of the press-mounting plate, a pressing device is arranged on one surface of the traveling frame 211 facing the workbench 1, the pressing device is an air hammer and comprises a pressing plane and a pressing driving piece for driving the pressing plane to move, so that the pressing plane adjusts the positions of a base pipe and fins of the heat exchanger and forms a supporting surface on the surface of the heat exchanger; be equipped with the fixed pipe 6 that is used for fixed heat exchanger on the workstation 1, the fin of 6 length direction perpendicular to heat exchangers of fixed pipe is equipped with the draw-in groove that is used for the fin one-to-one adaptation on the fixed pipe 6.

Be equipped with first slide rail 7 on the truss 211, a plurality of iron wire guiding mechanism 22 all slide and connect on first slide rail 7 so that iron wire guiding mechanism 22 slides on first slide rail 7 in order to adjust the interval between each iron wire guiding mechanism 22, and all sliding of a plurality of iron wire tightening devices 3 is connected with second slide rail 8 so that iron wire tightening mechanism 32 slides on second slide rail 8 in order to adjust the interval between each iron wire tightening device 3.

The working principle is as follows:

firstly, embedding iron wires: the iron wire gets into iron wire tightening device 3 through feed inlet 311, it goes out to discharge gate 312 to transport by feeding mechanism 31, capable frame 211 slides to iron wire tightening device 3 by the drive of slip driving piece 212, adjust first gripper 222 to suitable height by lift 2211, first gripper 222 grasps the iron wire, slip driving piece 212 drives first gripper 222 centre gripping iron wire and lays on workstation 1, lift 2211 drives first gripper 222 and gets into through-hole 5, the iron wire that drives first gripper 222 centre gripping buries in advance in recess 4, avoid iron wire and heat exchanger direct contact of flatly laying on workstation 1, cause the damage to the heat exchanger.

Secondly, fixing the heat exchanger: a user places the heat exchanger on the workbench 1, selects the fixed tube 6 with the same specification according to the specification of the heat exchanger to be assembled, and the fixed tube 6 is clamped with the base tube through the clamping of the clamping groove and the fin, so that the heat exchanger is ensured not to be loosened during assembly; after lifting 2211 controls first gripper 222 and drives the iron wire and get into through-hole 5, anchor clamps clip the iron wire and fix, and first gripper 222 loosens the iron wire, rises by lifting 2211 drive, and the crane 211 slides to the heat exchanger top, and closing device compresses tightly the heat exchanger, forms fin and the parent tube on the holding surface arrangement heat exchanger on the heat exchanger surface.

Thirdly, completing assembly: the first gripper 222 returns to the through hole 5 to clamp an iron wire, the lifting portion 2211 and the steering portion 2212 control the first gripper 222 to adjust the direction of the free end of the iron wire, the direction of the free end of the iron wire points back to the iron wire tightening device 3, the sliding driving member 212 drives the iron wire to return to the iron wire tightening device 3, the second gripper 322 grips two strands of iron wires which are conveyed back by the sliding frame 211 and go out of the discharge port 312, when the second gripper 322 clamps the two strands of iron wires which are conveyed back by the sliding frame 211 and go out of the discharge port 312, the cutting driving member 331 drives the cutting executing member 332 to act on the iron wire which goes out of the discharge port 312 to clamp the two strands of iron wires, and finally the second gripper 322 is driven by the tightening driving component 321 to rotate to the iron wire fins and tighten the base pipe, so that the heat exchanger is assembled.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides an automatic equipment of heat exchanger for twine the heat exchanger through the iron wire, includes workstation (1), workstation (1) is used for fixing the heat exchanger of treating processing, its characterized in that: the wire tightening device also comprises a displacement driving device (2) and a wire tightening device (3);

the displacement driving device (2) comprises a sliding driving mechanism (21) and an iron wire guiding mechanism (22) arranged on the sliding driving mechanism (21), the sliding driving mechanism (21) comprises a traveling frame (211) and a sliding driving piece (212), and the traveling frame (211) is driven by the sliding driving piece (212) to slide along the sliding direction on the workbench (1); the wire guiding mechanism (22) comprises a guiding driving assembly (221) and a first mechanical claw (222), the first mechanical claw (222) is used for clamping or releasing a wire, the guiding driving assembly (221) is used for driving the first mechanical claw (222) to lift and adjust the orientation of the first mechanical claw (222), so that the displacement driving device (2) can drive the free end of the wire to move around the heat exchanger;

the iron wire tightening device (3) comprises a feeding mechanism (31), a tightening mechanism (32) and a breaking mechanism (33), wherein the feeding mechanism (31) is provided with a feeding hole (311) and a discharging hole (312), the feeding mechanism (31) is used for feeding the iron wire of the feeding hole (311) to the discharging hole (312), the tightening mechanism (32) comprises a tightening driving component (321) and a second mechanical claw (322) driven by the tightening driving component (321) to rotate, the second mechanical claw (322) is used for clamping or loosening the iron wire, a clamping space is formed in the second mechanical claw (322), and the discharging hole (312) faces the clamping space so that a part of the iron wire leaving the discharging hole (312) is located in the clamping space all the time; divide disconnected mechanism (33) towards the centre gripping space sets up, divide disconnected mechanism (33) to be provided with and cut off driving piece (331) and cut off executive component (332), cut off driving piece (331) and be used for driving cut off executive component (332) cut off the iron wire in the centre gripping space.

2. The automatic assembling equipment for the heat exchanger according to claim 1, wherein: iron wire guiding mechanism (22) be equipped with a plurality ofly, iron wire screw up device (3) quantity with iron wire guiding mechanism (22) the same and one-to-one.

3. The automatic assembling apparatus for heat exchanger according to claim 1 or 2, wherein: be equipped with on workstation (1) with recess (4) of iron wire adaptation and with recess (4) through-hole (5) towards the lateral wall intercommunication of iron wire guiding mechanism (22), recess (4) are located the motion route below of first mechanical claw (222) so that first mechanical claw (222) get into through-hole (5) and drive iron wire entering recess (4).

4. The automatic assembling equipment for the heat exchanger according to claim 3, wherein: the clamp for fixing the iron wire is arranged in the through hole (5), a pressing device is arranged on one face of the traveling frame (211) facing the workbench (1) and comprises a pressing plane and a pressing driving piece for driving the pressing plane to move, so that the pressing plane adjusts the positions of a base pipe and fins of the heat exchanger and forms a supporting surface on the surface of the heat exchanger.

5. The automatic assembling apparatus for heat exchanger according to claim 1 or 4, wherein: the heat exchanger is characterized in that a fixed tube (6) used for fixing the heat exchanger is arranged on the workbench (1), the length direction of the fixed tube (6) is perpendicular to fins of the heat exchanger, and clamping grooves used for one-to-one matching of the fins are formed in the fixed tube (6).

6. The automatic assembling equipment for the heat exchanger according to claim 4, wherein: the pressing device is an air hammer.

7. The automatic assembling equipment for the heat exchanger according to claim 2, wherein: be equipped with first slide rail (7) on capable frame (211), it is a plurality of iron wire guiding mechanism (22) all slide and connect on first slide rail (7) so that iron wire guiding mechanism (22) slide on first slide rail (7) in order to adjust the interval between each iron wire guiding mechanism (22), it is a plurality of all sliding of iron wire tightening device (3) is connected with second slide rail (8) so that iron wire tightening mechanism (32) slides on second slide rail (8) in order to adjust the interval between each iron wire tightening device (3).

8. The automatic assembling equipment for the heat exchanger according to claim 1, wherein: the guiding driving assembly (221) comprises a lifting part (2211) and a steering part (2212), the steering part (2212) is fixedly connected with the output end of the lifting part (2211) so that the lifting part (2211) drives the steering part (2212) to lift, and the first mechanical claw (222) is fixedly connected with the output end of the steering part (2212) so that the steering part (2212) can adjust the orientation of the first mechanical claw (222).

9. The automatic assembling equipment for the heat exchanger according to claim 8, wherein: the lifting part (2211) is an air cylinder, and the steering part (2212) is a motor.