CN113664072A

CN113664072A - Shaping device and heat exchanger production line

Info

Publication number: CN113664072A
Application number: CN202110998698.0A
Authority: CN
Inventors: 陈义波; 李德灵; 胡康; 林雯龙; 付亚军; 鲁鹏
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2021-11-19
Anticipated expiration: 2041-08-27
Also published as: CN113664072B

Abstract

The invention provides a shaping device and a heat exchanger production line, wherein the shaping device is used for shaping a pipe orifice of a workpiece, and comprises a shaping mechanism, and the shaping mechanism comprises: a mounting member; the fixing sleeve is connected with the mounting piece, a first through hole is formed in the fixing sleeve, and the first through hole is provided with a first opening and a second opening which are oppositely arranged, so that at least part of a workpiece is inserted into the first through hole through the first opening, and a pipe orifice is positioned in the first through hole; the flaring ware is connected with the installed part and makes linear reciprocating motion along the extending direction of first through-hole to insert the mouth of pipe in the first through-hole through the second opening in, carry out the plastic to the mouth of pipe. The shaping device solves the problem that in the prior art, the pipe beating phenomenon often occurs in the pipe expanding process due to the deformation of the pipe orifice of the copper pipe.

Description

Shaping device and heat exchanger production line

Technical Field

The invention relates to the field of heat exchanger production, in particular to a shaping device and a heat exchanger production line.

Background

In the traditional two-device tube expansion process, the two devices are formed from fins to tube penetration without shaping the tube opening, and the tube opening of a copper tube is easy to deform, shrink and the like; wherein, before the tube expansion station of the horizontal tube expander assembly line, the problems of necking and deformation of the copper tube can occur in the cutting process. And then, the ball that expands when getting into the copper pipe mouth of pipe, because the copper pipe mouth of pipe appears the condition such as warp, lead to the ball that expands to get into inside the copper pipe smoothly to often beat the phenomenon of managing and take place, two mouths of pipe that lead to producing are seriously warp, thereby make two wares scrap, beat when the pipe is serious, the pole that expands, the condemned condition also appears in accessories such as ball that expand, lead to cost greatly increased, and equipment maintenance time is long, and maintenance intensity is big, influences equipment production efficiency greatly.

Disclosure of Invention

The invention mainly aims to provide a shaping device and a heat exchanger production line, and aims to solve the problem that in the prior art, a pipe beating phenomenon often occurs in a pipe expanding process due to deformation of a copper pipe orifice.

In order to achieve the above object, according to one aspect of the present invention, there is provided a truing device for truing a nozzle of a workpiece, the truing device including a truing mechanism including: a mounting member; the fixing sleeve is connected with the mounting piece, a first through hole is formed in the fixing sleeve, and the first through hole is provided with a first opening and a second opening which are oppositely arranged, so that at least part of a workpiece is inserted into the first through hole through the first opening, and a pipe orifice is positioned in the first through hole; the flaring ware is connected with the installed part and makes linear reciprocating motion along the extending direction of first through-hole to insert the mouth of pipe in the first through-hole through the second opening in, carry out the plastic to the mouth of pipe.

Further, the workpiece is provided with a shaping position, when the workpiece is located at the shaping position, at least part of the workpiece is inserted into the first through hole, and the pipe orifice is located in the first through hole; the shaping device further includes: the mounting frame is arranged on the mounting piece; and the conveying piece is connected with the mounting frame and moves in a reciprocating linear mode along the extending direction of the first through hole relative to the mounting frame so as to convey the workpiece to the shaping position.

Further, the shaping mechanism is arranged opposite to the conveying piece, and the mounting piece moves in a reciprocating linear mode relative to the mounting frame along the extending direction of the first through hole.

Further, the shaping device further comprises: the positioning mechanism is connected with the mounting frame, the positioning mechanism is arranged between the conveying piece and the shaping mechanism, the positioning mechanism is provided with a positioning channel, the positioning channel extends in the direction from the conveying piece to the shaping mechanism, and the width of the positioning channel is adjustably arranged so that the workpiece is positioned in the positioning channel and moves along the extending direction of the positioning channel.

Further, the positioning mechanism comprises a stop member and a positioning member, the positioning member is arranged opposite to the stop member to form a positioning channel, and the positioning member is movably arranged in a direction towards or away from the stop member.

Furthermore, the positioning mechanism also comprises a supporting plate, the supporting plate is connected with the mounting frame, and the stop piece and the positioning piece are arranged on the supporting plate; the shaping device further includes: the conveying line is connected with the mounting frame and arranged between the shaping mechanism and the conveying piece, and the conveying line is used for conveying workpieces; the conveying line is arranged in a liftable mode, and is descended after the conveying line conveys the workpiece to a first preset position, so that the supporting plate supports the workpiece; after the workpiece is shaped, the conveying line is lifted so that the workpiece is separated from the supporting plate; the first preset position and the shaping position are arranged at intervals along the extending direction of the positioning channel; the stop piece and the positioning piece are oppositely arranged along the conveying direction of the conveying line; the stop piece is arranged in a liftable mode to stop the workpiece when the stop piece is located above the conveying line, so that the workpiece is stopped at a first preset position and avoided when the stop piece is located below the conveying line.

Further, the workpiece is provided with a shaping position, when the workpiece is located at the shaping position, at least part of the workpiece is inserted into the first through hole, and the pipe orifice is located in the first through hole; the shaping device further includes: a first splint; and the second clamping plate is arranged opposite to the first clamping plate and can be movably arranged along the direction towards or away from the first clamping plate so as to clamp or release the workpiece in the shaping position.

Further, the shaping device further comprises: the first clamping plate is connected with the mounting frame; the second splint are connected with the installed part and are located above the first splint, and the second splint do reciprocating linear motion along the vertical direction.

Further, the shaping device further comprises: the first mounting plate is connected with the mounting piece, and the fixed sleeve is arranged on the first mounting plate; wherein, fixed cover is a plurality of, and a plurality of fixed cover intervals set up on first mounting panel.

Further, the shaping device further comprises: the second mounting plate is connected with the mounting piece and linearly reciprocates relative to the mounting piece along the extension direction of the first through hole, and the flaring device is arranged on the second mounting plate; the flaring devices are arranged in one-to-one correspondence with the fixing sleeves, so that each flaring device is inserted into the corresponding fixing sleeve when the second mounting plate moves towards the first mounting plate.

The first through hole further comprises a first hole section and a second hole section, the first hole section is a conical hole, the small-diameter section of the conical hole forms a first opening, the large-diameter end of the conical hole is connected with the first end of the second hole section, and the second end of the second hole section forms a second opening; and/or the flaring device comprises a flaring part which is of a conical structure, and the large-diameter end and the small-diameter end of the conical structure are sequentially arranged in the direction from the second opening to the first opening.

According to another aspect of the invention, a heat exchanger production line is provided, which comprises a shaping device and a pipe expander, wherein the shaping device is located at the upstream of the pipe expander, and the shaping device shapes a pipe orifice of the heat exchanger and then conveys the heat exchanger to the pipe expander, wherein the shaping device is the shaping device.

The shaping device is used for shaping the pipe orifice of the pipe fitting; wherein, the shaping can solve the problems of deformation of the pipe orifice, pipe orifice necking and the like; the shaping device comprises a shaping mechanism, the shaping mechanism comprises an installation part, a fixed sleeve and a flaring device, and when the shaping mechanism shapes the pipe orifice, the pipe orifice of the pipe fitting is inserted into the first through hole of the fixed sleeve through the first opening of the fixed sleeve; then the flaring ware removes and inserts in the first through-hole through the second opening towards first through-hole, and in the pipe orifice that removes the in-process and insert the pipe fitting, so that the pipe orifice takes place to deform under the extrusion between flaring ware and fixed cover, with the deformation that the solution mouth of pipe appears be mouth of pipe throat scheduling problem, and then, the phenomenon of taking place to manage when avoiding the electric tube expander expand tube, the mouth of pipe of the heat exchanger of avoiding production seriously warp, thereby make the heat exchanger scrap and when managing seriously, the expansion rod, the condemned condition also appears in accessories such as bloated ball, and the production cost is reduced, reduce equipment maintenance time and maintenance intensity, and the production efficiency of the equipment is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an isometric view of an embodiment of a shaping device according to the present invention;

FIG. 2 shows a top view of an embodiment of a fairing according to the invention;

FIG. 3 shows a front view of an embodiment of a shaping device according to the present invention;

FIG. 4 shows a side view of an embodiment of a fairing according to the invention;

FIG. 5 shows an isometric view of a shaping mechanism of a shaping device according to the present invention;

FIG. 6 illustrates a front view of a shaping mechanism of a shaping device according to the present invention;

FIG. 7 shows a side view of a fairing mechanism of a fairing according to the invention;

FIG. 8 shows a top view of a shaping mechanism of a shaping device according to the present invention;

FIG. 9 shows a cross-sectional view at section A-A of the fairing mechanism of the fairing device of FIG. 8;

figure 10 shows an axonometric view of the fixing sleeve and of the flared portion of the orthopaedic device according to the invention;

figure 11 shows a cross-sectional view of the fixing sleeve of the orthopaedic device according to the invention;

figure 12 shows an axonometric view of the transport element of the reforming device according to the invention;

figure 13 shows an isometric view of a positioning mechanism of the orthopedic device according to the present invention;

FIG. 14 shows a top view of a positioning mechanism of a reforming device according to the present invention;

FIG. 15 illustrates a front view of a positioning mechanism of a reforming device according to the present invention;

fig. 16 shows a side view of a positioning mechanism of a reforming device according to the present invention.

Wherein the figures include the following reference numerals:

10. a mounting member; 20. fixing a sleeve; 21. a first through hole; 211. a first opening; 212. a second opening; 213. a first bore section; 214. a second bore section; 22. a notch; 23. a second through hole; 30. a flaring device; 31. a flared part; 40. a positioning mechanism; 41. a stopper; 42. a positioning member; 43. a support plate; 50. a conveying member; 51. pushing the plate; 52. a receiving seat; 521. a groove; 60. a mounting frame; 70. a conveying line; 80. a first splint; 90. a second splint; 100. a first mounting plate; 110. a second mounting plate; 120. a first driving member; 130. a second driving member; 140. a third driving member; 150. a fourth drive; 160. a fifth driving member; 170. a guide bar; 180. a guide sleeve; 190. a sixth driving member;

1. a workpiece; 2. a pipe orifice; 3. a pipe fitting.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The invention provides a shaping device, please refer to fig. 1 to 16, for shaping a pipe orifice 2 of a workpiece 1, the shaping device comprises a shaping mechanism, the shaping mechanism comprises: a mounting member 10; the fixing sleeve 20 is connected with the mounting part 10, the fixing sleeve 20 is provided with a first through hole 21, the first through hole 21 is provided with a first opening 211 and a second opening 212 which are oppositely arranged, so that at least part of the workpiece 1 is inserted into the first through hole 21 through the first opening 211, and the pipe orifice 2 is positioned in the first through hole 21; and a mouth expander 30 connected to the mounting member 10 and linearly reciprocating in an extending direction of the first through hole 21 to be inserted into the nozzle 2 in the first through hole 21 through the second opening 212 to reshape the nozzle 2.

The shaping device is used for shaping the pipe orifice 2 of the pipe fitting 3; wherein, the shaping can solve the problems of deformation of the pipe orifice 2, necking of the pipe orifice 2 and the like; the shaping device comprises a shaping mechanism, the shaping mechanism comprises a mounting part 10, a fixing sleeve 20 and a flaring device 30, and when the shaping mechanism shapes the pipe orifice 2, the pipe orifice 2 of the pipe fitting 3 is inserted into the first through hole 21 of the fixing sleeve 20 through the first opening 211 of the fixing sleeve 20; then expander 30 removes and inserts in first through-hole 21 through second opening 212 towards first through-hole 21, and in removing the mouth of pipe 2 that the in-process inserted pipe fitting 3, so that mouth of pipe 2 takes place to deform under the extrusion between expander 30 and fixed cover 20, with the deformation that solves mouth of pipe 2 appearance be mouth of pipe 2 throat scheduling problem, and then, take place the phenomenon of managing when avoiding the expander expand tube, avoid the mouth of pipe 2 of the heat exchanger of production seriously warp, thereby make the heat exchanger scrap and manage when serious, the condemned condition also appears in accessories such as expander rod, bloated ball, reduction in production cost, reduction equipment maintenance time and maintenance intensity, improve equipment production efficiency.

Specifically, the workpiece 1 includes a pipe 3, the pipe 3 has a nozzle 2, and the shaping mechanism shapes the nozzle 2. Alternatively, the workpiece 1 is a heat exchanger, more specifically, the workpiece 1 may be two devices of an air conditioner, i.e., an evaporator, a condenser.

In the present embodiment, the workpiece 1 has a truing position in which at least part of the workpiece 1 is inserted into the first through-hole 21 and the nosepiece 2 is located in the first through-hole 21. Specifically, the expander 30 is inserted into the orifice 2 of the workpiece 1 when the workpiece 1 is in the reforming position.

In this embodiment, the shaping device further includes: the mounting frame 60 is provided with the mounting piece 10; and a conveying member 50 connected to the mounting frame 60 and linearly reciprocating with respect to the mounting frame 60 in an extending direction of the first through hole 21 to convey the workpiece 1 to the shaping position. Such an arrangement facilitates the transport of the work piece 1 to the shaping position, improving the level of automation.

Specifically, the workpiece 1 comprises a pipe fitting 3, the pipe fitting 3 is a U-shaped pipe, a pipe orifice 2 is formed at one end of the U-shaped pipe, and a U-shaped pipe section is arranged at the other end of the U-shaped pipe; the conveying member 50 comprises a push plate 51 and a receiving seat 52 arranged on the push plate 51, wherein the receiving seat 52 is provided with a groove 521 matched with the shape of the U-shaped pipe section, so that the U-shaped pipe section is positioned in the groove 521 when the push plate 51 pushes the workpiece 1. Due to the arrangement, the U-shaped pipe is prevented from being deformed when the push plate 51 pushes the workpiece 1, and the U-shaped pipe is prevented from being damaged.

Specifically, the shaping mechanism further includes a first driving member 120, the first driving member 120 is disposed on the mounting frame 60, and the first driving member 120 is connected to the push plate 51 to drive the push plate 51 to perform a reciprocating linear motion.

Optionally, the first driver 120 is a cylinder.

Specifically, the pushing plate 51 is provided with a plurality of receiving seats 52, and the plurality of receiving seats 52 are arranged on the pushing plate 51 at intervals, so that the plurality of receiving seats 52 push the plurality of U-shaped tubes of the workpiece 1 in a one-to-one correspondence.

In this embodiment, the shaping mechanism is disposed opposite to the conveying member 50, and the mounting member 10 is linearly reciprocated in the extending direction of the first through hole 21 relative to the mounting frame 60. The arrangement can separate the fixed sleeve 20 from the workpiece 1 after finishing the shaping operation of the pipe orifice 2, so that the workpiece 1 can be conveniently conveyed to the next production station.

Specifically, the shaping device further includes a fourth driving member 150, and the fourth driving member 150 is disposed on the mounting frame 60 and connected to the mounting member 10 to drive the whole shaping mechanism to move linearly and reciprocally along the extending direction of the first through hole 21.

Optionally, the fourth driver 150 is a cylinder.

In this embodiment, the shaping device further includes: and a positioning mechanism 40 connected with the mounting frame 60, wherein the positioning mechanism 40 is arranged between the conveying member 50 and the shaping mechanism, the positioning mechanism 40 is provided with a positioning channel, the positioning channel extends in the direction from the conveying member 50 to the shaping mechanism, and the width of the positioning channel is adjustably set so that the workpiece 1 is positioned in the positioning channel and moves along the extending direction of the positioning channel. This arrangement serves to position the workpiece 1 and to prevent displacement during pushing of the workpiece 1 by the conveying member 50.

In the present embodiment, the positioning mechanism 40 includes a stopper 41 and a positioning member 42, the positioning member 42 is disposed opposite to the stopper 41 to form a positioning passage, and the positioning member 42 is movably disposed in a direction toward or away from the stopper 41. The arrangement enables the positioning mechanism 40 to be suitable for workpieces 1 of different sizes so as to position the workpieces 1 of different sizes and improve the applicability of the shaping device.

In the present embodiment, the positioning mechanism 40 further includes a supporting plate 43, the supporting plate 43 is connected to the mounting bracket 60, and the stopper 41 and the positioning member 42 are disposed on the supporting plate 43.

In this embodiment. The shaping device further includes: and the conveying line 70 is connected with the mounting frame 60 and is arranged between the shaping mechanism and the conveying element 50, and the conveying line 70 is used for conveying the workpieces 1.

In the present embodiment, the conveyor line 70 is arranged to be raised and lowered, and after the conveyor line 70 conveys the workpiece 1 to the first preset position, the conveyor line 70 is lowered so that the support plate 43 supports the workpiece 1; and the conveying line 70 is raised after the shaping of the work 1 is completed, so that the work 1 is separated from the support plate 43; the first preset position and the shaping position are arranged at intervals along the extending direction of the positioning channel; wherein the stopper 41 and the positioning member 42 are oppositely disposed in the conveying direction of the conveyor line 70; the stopper 41 is liftably provided to stop the workpiece 1 when positioned above the transfer line 70, to stop the workpiece 1 at a first preset position, and to avoid the workpiece 1 when positioned below the transfer line 70.

Specifically, the conveying line 70 is located at the conveying position to receive the workpiece 1 conveyed from the previous production station and convey the workpiece 1 to the first preset position, where the stopper 41 is lifted to the stopping position to stop the workpiece 1 at the first preset position; then the conveying line 70 is lowered from the conveying position to the first avoidance position, the workpiece 1 on the conveying line 70 falls onto the supporting plate 43 so that the supporting plate 43 supports the workpiece 1, and at this time, the positioning member 42 moves in a direction toward the stop member 41 so that the workpiece 1 is positioned in the positioning passage formed between the positioning member 42 and the stop member 41; then the conveying member 50 pushes the workpiece 1 at the first preset position to the shaping position so that the shaping mechanism shapes the pipe orifice 2 of the workpiece 1. After the shaping is completed, the conveying member 50 returns to the initial position, the shaping mechanism returns to the disposal position, the positioning member 42 moves in the direction away from the stop member 41, the conveying line 70 rises from the first avoidance position to the conveying position, and the stop member 41 descends from the stop position to the second avoidance position, so that the workpiece 1 is conveyed to the pipe expander through the conveying line 70.

Specifically, the conveying line 70 includes a first belt line and a second belt line which are arranged at an interval, the first belt line and the second belt line are arranged in parallel, the conveying direction is the same, and the positioning mechanism 40 is arranged between the first belt line and the second belt line.

Specifically, the positioning mechanism 40 further includes a second driving member 130, and the second driving member 130 is connected to the stopper 41 to drive the stopper 41 to move in the vertical direction to move between the stopping position and the second avoiding position.

Specifically, the positioning mechanism 40 further includes a third driving member 140, and the third driving member 140 is connected to the positioning member 42 to drive the positioning member 42 to move.

Alternatively, the second drive member 130 and the third drive member 140 are both air cylinders.

In the present embodiment, the workpiece 1 has a shaping position, and when the workpiece 1 is in the shaping position, at least a part of the workpiece 1 is inserted into the first through hole 21, and the nozzle 2 is located in the first through hole 21; the shaping device further includes: a first clamping plate 80; and a second clamping plate 90 disposed opposite to the first clamping plate 80, the second clamping plate 90 being movably disposed in a direction toward or away from the first clamping plate 80 to clamp or release the workpiece 1 in the truing position. Such an arrangement can prevent the workpiece 1 from moving during the shaping, and plays a role in fixing the workpiece 1.

In this embodiment, the shaping device further includes: the mounting frame 60 is connected with the first clamping plate 80; the second clamping plate 90 is connected to the mounting member 10 and located above the first clamping plate 80, and the second clamping plate 90 is linearly reciprocated in the vertical direction. Such an arrangement makes it possible to fix the workpiece 1 in the vertical direction.

Specifically, the first through hole 21 extends in a first preset direction; the conveying direction of the conveying line 70 is a second preset direction; the first preset direction and the second preset direction are perpendicular to each other, and both the first preset direction and the second preset direction are horizontal directions.

In this embodiment, the shaping device further includes: the first mounting plate 100 is connected with the mounting piece 10, and the fixing sleeve 20 is arranged on the first mounting plate 100; wherein, the fixed sleeve 20 is a plurality of, and a plurality of fixed sleeves 20 are arranged on the first mounting plate 100 at intervals. Such an arrangement allows for a shaping operation of a plurality of nozzles 2 of a workpiece 1.

In this embodiment, the shaping device further includes: a second mounting plate 110 connected to the mounting member 10 and linearly reciprocating in an extending direction of the first through hole 21 with respect to the mounting member 10, the expander 30 being provided to the second mounting plate 110; the number of the flares 30 is plural, and the plural flares 30 are disposed in one-to-one correspondence with the plural fixing sleeves 20, so that each of the flares 30 is inserted into the corresponding fixing sleeve 20 when the second mounting plate 110 moves toward the first mounting plate 100. Such an arrangement allows for a shaping operation of a plurality of nozzles 2 of a workpiece 1.

Specifically, the reshaping mechanism further includes a fifth driving member 160, and the fifth driving member 160 is disposed on the mounting member 10 and connected to the second mounting plate 110 to drive the second mounting plate 110 to move in a direction toward or away from the first mounting plate 100, so as to insert or remove the flaring device 30 into or from the fixing sleeve 20.

Specifically, a guide bar 170 is arranged between the mounting member 10 and the first mounting plate 100, a first end of the guide bar 170 is connected to the first mounting plate 100, a second end of the guide bar 170 is connected to the mounting member 10, a guide sleeve 180 is arranged on the second mounting plate 110, and the guide sleeve 180 is sleeved on the guide bar 170 so that the guide sleeve 180 moves along the guide bar 170. Such an arrangement serves as a guide for the second mounting plate 110.

Optionally, the guide sleeve 180 is a linear bearing.

Specifically, a sixth driving member 190 is disposed on the mounting member 10, and the sixth driving member 190 is connected to the second clamping plate 90 to drive the second clamping plate 90 to move in the vertical direction.

Optionally, the fifth driver 160 and the sixth driver 190 are both air cylinders.

In this embodiment, the first through hole 21 includes a first hole section 213 and a second hole section 214, the first hole section 213 is a tapered hole, a small diameter section of the tapered hole forms the first opening 211, a large diameter end of the tapered hole is connected to a first end of the second hole section 214, and a second end of the second hole section 214 forms the second opening 212; and/or the flaring device 30 comprises a flaring portion 31, the flaring portion 31 is of a conical structure, and a large-diameter end of the conical structure and a small-diameter end of the conical structure are sequentially arranged in the direction from the second opening 212 to the first opening 211. Such an arrangement facilitates the insertion of the nozzle 2 of the pipe 3 of the workpiece 1 into the fixing sleeve 20 and the insertion of the flared portion 31 into the nozzle 2 to reshape the nozzle 2.

In specific implementation, the first hole section 213 is a guiding section, and the position deviation of the nozzle is corrected, so that the nozzle smoothly reaches the second hole section 214 to complete positioning.

Specifically, a notch 22 is provided at one end of the fixing sleeve 20, which forms the small diameter end of the tapered hole; optionally, the notch 22 is plural, and the plural notches 22 are spaced along the circumference of the fixing sleeve 20.

In particular, the notch 22 is used to allow a specially-made sheet-type wrench to be inserted therein for mounting and dismounting the pouch 20.

Specifically, a second through hole 23 is provided on the hole wall of the junction of the first hole section 213 and the second hole section 214, and the second through hole 23 extends from the first through hole 21 to the outer wall of the fixing sleeve 20. Alternatively, the second through hole 23 is plural, and the plural second through holes 23 are provided at intervals along the circumferential direction of the fixing sleeve 20.

In practical implementation, the second through hole 23 is used for preventing the gap 22 from being cracked, which is inconvenient to disassemble, and the second through hole 23 can enable a part of the structure of the extendable small round bar type wrench to be inserted, so as to facilitate the installation and the disassembly of the fixing sleeve 20.

In addition, the plurality of the above embodiments includes two cases.

The invention also provides a heat exchanger production line which comprises the shaping device and the tube expander, wherein the shaping device is positioned at the upstream of the tube expander, and the shaping device is used for conveying the heat exchanger to the tube expander after shaping the tube orifice 2 of the heat exchanger, wherein the shaping device is the shaping device in the embodiment.

The technical problem that this application was solved: at horizontal electric tube expander assembly line expand tube station anterior segment, increase a mouth of pipe 2 plastic station, solve the throat of copper pipe in cutting process through the 2 plastic of mouths of pipe, the deformation problem, two wares of suitable increase mouth of pipe 2 diameters, at the expand tube in-process, reduce the expander rod and beat the probability of managing to reduce two wares and equipment accessories scrap, improve the stability of quality.

The beneficial effect of this application: the pipe punching problem can be reduced on the premise of not influencing the production quality of the two devices, the high-efficiency production of equipment is ensured, the stability of the equipment can be greatly improved, the unnecessary equipment maintenance time is reduced, and the labor intensity of machine maintenance colleagues is reduced; can reduce two ware disability rates, reduce the invalid waste of enterprise, beat the pipe problem through reducing in addition to reduce the consumption of accessories such as expander roll, bloated ball, clamping jaw, improve accessory life.

The concrete working principle of the shaping device is as follows: after the two devices (i.e. the condenser and the evaporator) are delivered to the shaping device through the pipeline from the previous process, the stop member 41 is pushed by the second driving member 130 to be lifted up to fix the two devices at the first predetermined position, and the third driving member 140 pushes the positioning member 42 to clamp the two devices tightly, thereby ensuring the two devices are fixed in the second predetermined direction. The fourth drive 150 pushes the reforming mechanism forward. The first drive element 120 pushes the transport element 50 forward, so that the receiving seat 52 pushes both elements inside the fixed sleeve 20, reaching the reforming position. The fifth driving member 160 pushes the second mounting plate 110 to advance, and the second mounting plate 110 moves in the first preset direction by the guide sleeve 180 and the guide bar 170. The expander 30 continues to move forward as well by the second mounting plate 110. The expander 30 first comes into contact with the two nozzles 2, and then the two nozzles 2 are reshaped and gradually enlarged and deepened as the expander 30 continues to advance. Until the flaring device 30 is moved to the final shaping position to complete the shaping.

This application solves the throat of copper pipe in cutting process through 2 plastic of mouth of pipe, the deformation problem, and two ware mouth of pipe 2's of increase of moderate degree diameter reduces the expander rod and beats the probability of managing at the expand tube in-process to reduce scrapping of two ware and equipment accessories, the stability of quality is improved.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A truing device for truing a nozzle (2) of a workpiece (1), said truing device comprising a truing mechanism, said truing mechanism comprising:

a mounting (10);

a fixing sleeve (20) connected with the mounting member (10), wherein the fixing sleeve (20) forms a first through hole (21), and the first through hole (21) is provided with a first opening (211) and a second opening (212) which are oppositely arranged, so that at least part of the workpiece (1) is inserted into the first through hole (21) through the first opening (211) to enable the pipe orifice (2) to be positioned in the first through hole (21);

and the flaring device (30) is connected with the mounting part (10) and linearly reciprocates along the extension direction of the first through hole (21) so as to be inserted into the pipe orifice (2) in the first through hole (21) through the second opening (212) to shape the pipe orifice (2).

2. The truing device according to claim 1, characterized in that said workpiece (1) has a truing position in which at least part of said workpiece (1) is inserted in said first through hole (21), said nozzle (2) being located in said first through hole (21); the shaping device further comprises:

a mounting (60), said mounting (10) being provided to said mounting (60);

and the conveying piece (50) is connected with the mounting frame (60) and conducts reciprocating linear movement along the extending direction of the first through hole (21) relative to the mounting frame (60) so as to convey the workpiece (1) to the shaping position.

3. The shaping device according to claim 2, wherein the shaping mechanism is disposed opposite to the conveying member (50), and the mounting member (10) is linearly reciprocated relative to the mounting frame (60) in the extending direction of the first through hole (21).

4. The shaping device according to claim 2, further comprising:

a positioning mechanism (40) connected with the mounting frame (60), wherein the positioning mechanism (40) is arranged between the conveying member (50) and the shaping mechanism, the positioning mechanism (40) is provided with a positioning channel, the positioning channel extends in the direction from the conveying member (50) to the shaping mechanism, and the width of the positioning channel is adjustably arranged so that the workpiece (1) is positioned in the positioning channel and moves along the extending direction of the positioning channel.

5. The shaping device according to claim 4, wherein the positioning mechanism (40) comprises a stopper (41) and a positioning member (42), the positioning member (42) being disposed opposite to the stopper (41) to form the positioning passage, the positioning member (42) being movably disposed in a direction toward or away from the stopper (41).

6. The orthopaedic device according to claim 5, wherein the positioning mechanism (40) further comprises a support plate (43), the support plate (43) being connected to the mounting bracket (60), the stop member (41) and the positioning member (42) being provided to the support plate (43); the shaping device further comprises:

a conveying line (70) connected with the mounting frame (60) and arranged between the shaping mechanism and the conveying piece (50), wherein the conveying line (70) is used for conveying the workpiece (1); the conveying line (70) is arranged in a liftable mode, and after the conveying line (70) conveys the workpiece (1) to a first preset position, the conveying line (70) is lowered to enable the supporting plate (43) to support the workpiece (1); and after the shaping of the workpiece (1) is finished, the conveying line (70) is lifted so as to separate the workpiece (1) from the supporting plate (43); the first preset position and the shaping position are arranged at intervals along the extending direction of the positioning channel;

wherein the stopper (41) and the positioning member (42) are arranged oppositely along the conveying direction of the conveying line (70); the stop member (41) is arranged to be liftable to stop the workpiece (1) when positioned above the conveyor line (70), to stop the workpiece (1) at the first preset position, and to avoid the workpiece (1) when positioned below the conveyor line (70).

7. The truing device according to claim 1, characterized in that said workpiece (1) has a truing position in which at least part of said workpiece (1) is inserted in said first through hole (21), said nozzle (2) being located in said first through hole (21); the shaping device further comprises:

a first splint (80);

a second clamping plate (90) arranged opposite to the first clamping plate (80), the second clamping plate (90) being movably arranged in a direction towards or away from the first clamping plate (80) for clamping or releasing the workpiece (1) in the truing position.

8. The shaping device of claim 7, further comprising:

the mounting frame (60), the first clamping plate (80) is connected with the mounting frame (60);

the second clamping plate (90) is connected with the mounting part (10) and located above the first clamping plate (80), and the second clamping plate (90) moves in a reciprocating linear mode in the vertical direction.

9. The shaping device according to any one of claims 1 to 8, further comprising:

a first mounting plate (100) connected to the mounting member (10), the fixing sleeve (20) being provided to the first mounting plate (100);

the number of the fixing sleeves (20) is multiple, and the fixing sleeves (20) are arranged on the first mounting plate (100) at intervals.

10. The shaping device of claim 9, further comprising:

a second mounting plate (110) connected to the mounting member (10) and linearly reciprocating with respect to the mounting member (10) in the extending direction of the first through hole (21), the expander (30) being provided to the second mounting plate (110);

the number of the flaring devices (30) is multiple, the flaring devices (30) and the fixing sleeves (20) are arranged in a one-to-one correspondence mode, and therefore when the second mounting plate (110) moves towards the first mounting plate (100), the flaring devices (30) are inserted into the corresponding fixing sleeves (20).

11. The reshaping device according to any one of claims 1 to 8, wherein the first through hole (21) comprises a first hole section (213) and a second hole section (214), the first hole section (213) being a tapered hole, a small diameter section of the tapered hole forming the first opening (211), a large diameter end of the tapered hole being connected to a first end of the second hole section (214), a second end of the second hole section (214) forming the second opening (212); and/or

Flaring ware (30) are including flaring portion (31), flaring portion (31) are the toper structure, the big footpath end of toper structure the path end of toper structure by second opening (212) extremely set gradually in the direction of first opening (211).

12. A heat exchanger production line comprising a shaping device and a tube expander, the shaping device being located upstream of the tube expander, the shaping device shaping a tube orifice (2) of a heat exchanger and conveying the heat exchanger to the tube expander, characterized in that the shaping device is a shaping device according to any one of claims 1 to 11.